* [PATCH 1/6] ARM omap3 beagle: move lowlevel code to lowlevel.c
2013-01-29 8:48 [PATCH] ARM OMAP: move lowlevel board code to lowlevel.c Sascha Hauer
@ 2013-01-29 8:49 ` Sascha Hauer
2013-01-29 8:49 ` [PATCH 2/6] ARM omap3 phycard-a-l1: " Sascha Hauer
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: Sascha Hauer @ 2013-01-29 8:49 UTC (permalink / raw)
To: barebox
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boards/beagle/Makefile | 2 +
arch/arm/boards/beagle/board.c | 169 -------------------------------------
arch/arm/boards/beagle/lowlevel.c | 167 ++++++++++++++++++++++++++++++++++++
3 files changed, 169 insertions(+), 169 deletions(-)
create mode 100644 arch/arm/boards/beagle/lowlevel.c
diff --git a/arch/arm/boards/beagle/Makefile b/arch/arm/boards/beagle/Makefile
index dcfc293..88c223a 100644
--- a/arch/arm/boards/beagle/Makefile
+++ b/arch/arm/boards/beagle/Makefile
@@ -1 +1,3 @@
obj-y += board.o
+obj-y += lowlevel.o
+pbl-y += lowlevel.o
diff --git a/arch/arm/boards/beagle/board.c b/arch/arm/boards/beagle/board.c
index 88096bb..bed4651 100644
--- a/arch/arm/boards/beagle/board.c
+++ b/arch/arm/boards/beagle/board.c
@@ -55,12 +55,6 @@
#include <ns16550.h>
#include <asm/armlinux.h>
#include <generated/mach-types.h>
-#include <mach/omap3-silicon.h>
-#include <mach/sdrc.h>
-#include <mach/sys_info.h>
-#include <mach/syslib.h>
-#include <mach/control.h>
-#include <mach/omap3-mux.h>
#include <mach/gpmc.h>
#include <mach/gpmc_nand.h>
#include <mach/ehci.h>
@@ -70,169 +64,6 @@
#include <usb/ehci.h>
#include <mach/xload.h>
-/******************** Board Boot Time *******************/
-
-/**
- * @brief Do the SDRC initialization for 128Meg Micron DDR for CS0
- *
- * @return void
- */
-static void sdrc_init(void)
-{
- /* SDRAM software reset */
- /* No idle ack and RESET enable */
- writel(0x1A, OMAP3_SDRC_REG(SYSCONFIG));
- sdelay(100);
- /* No idle ack and RESET disable */
- writel(0x18, OMAP3_SDRC_REG(SYSCONFIG));
-
- /* SDRC Sharing register */
- /* 32-bit SDRAM on data lane [31:0] - CS0 */
- /* pin tri-stated = 1 */
- writel(0x00000100, OMAP3_SDRC_REG(SHARING));
-
- /* ----- SDRC Registers Configuration --------- */
- /* SDRC_MCFG0 register */
- writel(0x02584099, OMAP3_SDRC_REG(MCFG_0));
-
- /* SDRC_RFR_CTRL0 register */
- writel(0x54601, OMAP3_SDRC_REG(RFR_CTRL_0));
-
- /* SDRC_ACTIM_CTRLA0 register */
- writel(0xA29DB4C6, OMAP3_SDRC_REG(ACTIM_CTRLA_0));
-
- /* SDRC_ACTIM_CTRLB0 register */
- writel(0x12214, OMAP3_SDRC_REG(ACTIM_CTRLB_0));
-
- /* Disble Power Down of CKE due to 1 CKE on combo part */
- writel(0x00000081, OMAP3_SDRC_REG(POWER));
-
- /* SDRC_MANUAL command register */
- /* NOP command */
- writel(0x00000000, OMAP3_SDRC_REG(MANUAL_0));
- /* Precharge command */
- writel(0x00000001, OMAP3_SDRC_REG(MANUAL_0));
- /* Auto-refresh command */
- writel(0x00000002, OMAP3_SDRC_REG(MANUAL_0));
- /* Auto-refresh command */
- writel(0x00000002, OMAP3_SDRC_REG(MANUAL_0));
-
- /* SDRC MR0 register Burst length=4 */
- writel(0x00000032, OMAP3_SDRC_REG(MR_0));
-
- /* SDRC DLLA control register */
- writel(0x0000000A, OMAP3_SDRC_REG(DLLA_CTRL));
-
- return;
-}
-
-/**
- * @brief Do the pin muxing required for Board operation.
- * We enable ONLY the pins we require to set. OMAP provides pins which do not
- * have alternate modes. Such pins done need to be set.
- *
- * See @ref MUX_VAL for description of the muxing mode.
- *
- * @return void
- */
-static void mux_config(void)
-{
- /* SDRC_D0 - SDRC_D31 default mux mode is mode0 */
-
- /* GPMC */
- MUX_VAL(CP(GPMC_A1), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A2), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A3), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A4), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A5), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A6), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A7), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A8), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A9), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_A10), (IDIS | PTD | DIS | M0));
-
- /* D0-D7 default mux mode is mode0 */
- MUX_VAL(CP(GPMC_D8), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_D9), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_D10), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_D11), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_D12), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_D13), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_D14), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_D15), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_CLK), (IDIS | PTD | DIS | M0));
- /* GPMC_NADV_ALE default mux mode is mode0 */
- /* GPMC_NOE default mux mode is mode0 */
- /* GPMC_NWE default mux mode is mode0 */
- /* GPMC_NBE0_CLE default mux mode is mode0 */
- MUX_VAL(CP(GPMC_NBE0_CLE), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_NBE1), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_NWP), (IEN | PTD | DIS | M0));
- /* GPMC_WAIT0 default mux mode is mode0 */
- MUX_VAL(CP(GPMC_WAIT1), (IEN | PTU | EN | M0));
-
- /* SERIAL INTERFACE */
- MUX_VAL(CP(UART3_CTS_RCTX), (IEN | PTD | EN | M0));
- MUX_VAL(CP(UART3_RTS_SD), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_CLK), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_STP), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(HSUSB0_DIR), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_NXT), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_DATA0), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_DATA1), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_DATA2), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_DATA3), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_DATA4), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_DATA5), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_DATA6), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(HSUSB0_DATA7), (IEN | PTD | DIS | M0));
- /* I2C1_SCL default mux mode is mode0 */
- /* I2C1_SDA default mux mode is mode0 */
- /* USB EHCI (port 2) */
- MUX_VAL(CP(MCSPI1_CS3), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(MCSPI2_CLK), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(MCSPI2_SIMO), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(MCSPI2_SOMI), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(MCSPI2_CS0), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(MCSPI2_CS1), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(ETK_D10_ES2), (IDIS | PTU | DIS | M3));
- MUX_VAL(CP(ETK_D11_ES2), (IDIS | PTU | DIS | M3));
- MUX_VAL(CP(ETK_D12_ES2), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(ETK_D13_ES2), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(ETK_D14_ES2), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(ETK_D15_ES2), (IEN | PTU | DIS | M3));
- MUX_VAL(CP(UART2_RX), (IEN | PTD | DIS | M4)) /*GPIO_147*/;
-}
-
-/**
- * @brief The basic entry point for board initialization.
- *
- * This is called as part of machine init (after arch init).
- * This is again called with stack in SRAM, so not too many
- * constructs possible here.
- *
- * @return void
- */
-static int beagle_board_init(void)
-{
- int in_sdram = running_in_sdram();
-
- if (!in_sdram)
- omap3_core_init();
-
- mux_config();
- /* Dont reconfigure SDRAM while running in SDRAM! */
- if (!in_sdram)
- sdrc_init();
-
- return 0;
-}
-pure_initcall(beagle_board_init);
-
-/******************** Board Run Time *******************/
-
#ifdef CONFIG_DRIVER_SERIAL_NS16550
/**
diff --git a/arch/arm/boards/beagle/lowlevel.c b/arch/arm/boards/beagle/lowlevel.c
new file mode 100644
index 0000000..677f055
--- /dev/null
+++ b/arch/arm/boards/beagle/lowlevel.c
@@ -0,0 +1,167 @@
+#include <io.h>
+#include <init.h>
+#include <mach/control.h>
+#include <mach/omap3-silicon.h>
+#include <mach/omap3-mux.h>
+#include <mach/sdrc.h>
+#include <mach/syslib.h>
+#include <mach/sys_info.h>
+
+/**
+ * @brief Do the pin muxing required for Board operation.
+ * We enable ONLY the pins we require to set. OMAP provides pins which do not
+ * have alternate modes. Such pins done need to be set.
+ *
+ * See @ref MUX_VAL for description of the muxing mode.
+ *
+ * @return void
+ */
+static void mux_config(void)
+{
+ /* SDRC_D0 - SDRC_D31 default mux mode is mode0 */
+
+ /* GPMC */
+ MUX_VAL(CP(GPMC_A1), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A2), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A3), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A4), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A5), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A6), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A7), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A8), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A9), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_A10), (IDIS | PTD | DIS | M0));
+
+ /* D0-D7 default mux mode is mode0 */
+ MUX_VAL(CP(GPMC_D8), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_D9), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_D10), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_D11), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_D12), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_D13), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_D14), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_D15), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_CLK), (IDIS | PTD | DIS | M0));
+ /* GPMC_NADV_ALE default mux mode is mode0 */
+ /* GPMC_NOE default mux mode is mode0 */
+ /* GPMC_NWE default mux mode is mode0 */
+ /* GPMC_NBE0_CLE default mux mode is mode0 */
+ MUX_VAL(CP(GPMC_NBE0_CLE), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_NBE1), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_NWP), (IEN | PTD | DIS | M0));
+ /* GPMC_WAIT0 default mux mode is mode0 */
+ MUX_VAL(CP(GPMC_WAIT1), (IEN | PTU | EN | M0));
+
+ /* SERIAL INTERFACE */
+ MUX_VAL(CP(UART3_CTS_RCTX), (IEN | PTD | EN | M0));
+ MUX_VAL(CP(UART3_RTS_SD), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_CLK), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_STP), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(HSUSB0_DIR), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_NXT), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_DATA0), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_DATA1), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_DATA2), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_DATA3), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_DATA4), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_DATA5), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_DATA6), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(HSUSB0_DATA7), (IEN | PTD | DIS | M0));
+ /* I2C1_SCL default mux mode is mode0 */
+ /* I2C1_SDA default mux mode is mode0 */
+ /* USB EHCI (port 2) */
+ MUX_VAL(CP(MCSPI1_CS3), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(MCSPI2_CLK), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(MCSPI2_SIMO), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(MCSPI2_SOMI), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(MCSPI2_CS0), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(MCSPI2_CS1), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(ETK_D10_ES2), (IDIS | PTU | DIS | M3));
+ MUX_VAL(CP(ETK_D11_ES2), (IDIS | PTU | DIS | M3));
+ MUX_VAL(CP(ETK_D12_ES2), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(ETK_D13_ES2), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(ETK_D14_ES2), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(ETK_D15_ES2), (IEN | PTU | DIS | M3));
+ MUX_VAL(CP(UART2_RX), (IEN | PTD | DIS | M4)) /*GPIO_147*/;
+}
+
+/**
+ * @brief Do the SDRC initialization for 128Meg Micron DDR for CS0
+ *
+ * @return void
+ */
+static void sdrc_init(void)
+{
+ /* SDRAM software reset */
+ /* No idle ack and RESET enable */
+ writel(0x1A, OMAP3_SDRC_REG(SYSCONFIG));
+ sdelay(100);
+ /* No idle ack and RESET disable */
+ writel(0x18, OMAP3_SDRC_REG(SYSCONFIG));
+
+ /* SDRC Sharing register */
+ /* 32-bit SDRAM on data lane [31:0] - CS0 */
+ /* pin tri-stated = 1 */
+ writel(0x00000100, OMAP3_SDRC_REG(SHARING));
+
+ /* ----- SDRC Registers Configuration --------- */
+ /* SDRC_MCFG0 register */
+ writel(0x02584099, OMAP3_SDRC_REG(MCFG_0));
+
+ /* SDRC_RFR_CTRL0 register */
+ writel(0x54601, OMAP3_SDRC_REG(RFR_CTRL_0));
+
+ /* SDRC_ACTIM_CTRLA0 register */
+ writel(0xA29DB4C6, OMAP3_SDRC_REG(ACTIM_CTRLA_0));
+
+ /* SDRC_ACTIM_CTRLB0 register */
+ writel(0x12214, OMAP3_SDRC_REG(ACTIM_CTRLB_0));
+
+ /* Disble Power Down of CKE due to 1 CKE on combo part */
+ writel(0x00000081, OMAP3_SDRC_REG(POWER));
+
+ /* SDRC_MANUAL command register */
+ /* NOP command */
+ writel(0x00000000, OMAP3_SDRC_REG(MANUAL_0));
+ /* Precharge command */
+ writel(0x00000001, OMAP3_SDRC_REG(MANUAL_0));
+ /* Auto-refresh command */
+ writel(0x00000002, OMAP3_SDRC_REG(MANUAL_0));
+ /* Auto-refresh command */
+ writel(0x00000002, OMAP3_SDRC_REG(MANUAL_0));
+
+ /* SDRC MR0 register Burst length=4 */
+ writel(0x00000032, OMAP3_SDRC_REG(MR_0));
+
+ /* SDRC DLLA control register */
+ writel(0x0000000A, OMAP3_SDRC_REG(DLLA_CTRL));
+
+ return;
+}
+
+/**
+ * @brief The basic entry point for board initialization.
+ *
+ * This is called as part of machine init (after arch init).
+ * This is again called with stack in SRAM, so not too many
+ * constructs possible here.
+ *
+ * @return void
+ */
+static int beagle_board_init(void)
+{
+ int in_sdram = running_in_sdram();
+
+ if (!in_sdram)
+ omap3_core_init();
+
+ mux_config();
+ /* Dont reconfigure SDRAM while running in SDRAM! */
+ if (!in_sdram)
+ sdrc_init();
+
+ return 0;
+}
+pure_initcall(beagle_board_init);
--
1.7.10.4
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^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH 2/6] ARM omap3 phycard-a-l1: move lowlevel code to lowlevel.c
2013-01-29 8:48 [PATCH] ARM OMAP: move lowlevel board code to lowlevel.c Sascha Hauer
2013-01-29 8:49 ` [PATCH 1/6] ARM omap3 beagle: move lowlevel " Sascha Hauer
@ 2013-01-29 8:49 ` Sascha Hauer
2013-01-29 8:49 ` [PATCH 3/6] ARM omap3 omap343xdsp: " Sascha Hauer
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: Sascha Hauer @ 2013-01-29 8:49 UTC (permalink / raw)
To: barebox
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boards/phycard-a-l1/Makefile | 2 +
arch/arm/boards/phycard-a-l1/lowlevel.c | 251 +++++++++++++++++++++++++++++++
arch/arm/boards/phycard-a-l1/pca-a-l1.c | 247 ------------------------------
3 files changed, 253 insertions(+), 247 deletions(-)
create mode 100644 arch/arm/boards/phycard-a-l1/lowlevel.c
diff --git a/arch/arm/boards/phycard-a-l1/Makefile b/arch/arm/boards/phycard-a-l1/Makefile
index 7041e11..5565c3d 100644
--- a/arch/arm/boards/phycard-a-l1/Makefile
+++ b/arch/arm/boards/phycard-a-l1/Makefile
@@ -15,3 +15,5 @@
#
obj-y += pca-a-l1.o
+obj-y += lowlevel.o
+pbl-y += lowlevel.o
diff --git a/arch/arm/boards/phycard-a-l1/lowlevel.c b/arch/arm/boards/phycard-a-l1/lowlevel.c
new file mode 100644
index 0000000..d82c43d
--- /dev/null
+++ b/arch/arm/boards/phycard-a-l1/lowlevel.c
@@ -0,0 +1,251 @@
+#include <common.h>
+#include <io.h>
+#include <init.h>
+#include <sizes.h>
+#include <mach/omap3-mux.h>
+#include <mach/sdrc.h>
+#include <mach/control.h>
+#include <mach/syslib.h>
+#include <mach/omap3-silicon.h>
+#include <mach/sys_info.h>
+
+/* Slower full frequency range default timings for x32 operation */
+#define SDP_SDRC_SHARING 0x00000100
+/* Diabling power down mode using CKE pin */
+#define SDP_SDRC_POWER_POP 0x00000081
+/* rkw - need to find of 90/72 degree recommendation for speed like before. */
+#define SDP_SDRC_DLLAB_CTRL ((DLL_ENADLL << 3) | \
+ (DLL_LOCKDLL << 2) | (DLL_DLLPHASE_90 << 1))
+
+/* used to create an array of memory configuartions. */
+struct sdrc_config {
+ u32 cs_cfg;
+ u32 mcfg;
+ u32 mr;
+ u32 actim_ctrla;
+ u32 actim_ctrlb;
+ u32 rfr_ctrl;
+} const sdrc_config[] = {
+/* max cs_size for autodetection, common timing */
+/* 2x256MByte, 14 Rows, 10 Columns , RBC (BAL=2) */
+{ 0x00000004, 0x03590099, 0x00000032, 0x9A9DB4C6, 0x00011216, 0x0004e201},
+/* MT46H32M32LF 2x128MByte, 13 Rows, 10 Columns */
+{ 0x00000001, 0x02584099, 0x00000032, 0x9A9DB4C6, 0x00011216, 0x0004e201},
+/* MT46H64M32LF 1x256MByte, 14 Rows, 10 Columns */
+{ 0x00000002, 0x03588099, 0x00000032, 0x629DB4C6, 0x00011113, 0x0004e201},
+/* MT64H128M32L2 2x256MByte, 14 Rows, 10 Columns */
+{ 0x00000002, 0x03588099, 0x00000032, 0x629DB4C6, 0x00011113, 0x0004e201},
+};
+
+/*
+ * Boot-time initialization(s)
+ */
+
+/*********************************************************************
+ * init_sdram_ddr() - Init DDR controller.
+ *********************************************************************/
+void init_sdram_ddr(void)
+{
+ /* reset sdrc controller */
+ writel(SOFTRESET, OMAP3_SDRC_REG(SYSCONFIG));
+ wait_on_value(1<<0, 1<<0, OMAP3_SDRC_REG(STATUS), 12000000);
+ writel(0, OMAP3_SDRC_REG(SYSCONFIG));
+
+ /* setup sdrc to ball mux */
+ writel(SDP_SDRC_SHARING, OMAP3_SDRC_REG(SHARING));
+ writel(SDP_SDRC_POWER_POP, OMAP3_SDRC_REG(POWER));
+
+ /* set up dll */
+ writel(SDP_SDRC_DLLAB_CTRL, OMAP3_SDRC_REG(DLLA_CTRL));
+ sdelay(0x2000); /* give time to lock */
+
+}
+/*********************************************************************
+ * config_sdram_ddr() - Init DDR on dev board.
+ *********************************************************************/
+void config_sdram_ddr(u8 cs, u8 cfg)
+{
+
+ writel(sdrc_config[cfg].mcfg, OMAP3_SDRC_REG(MCFG_0) + (0x30 * cs));
+ writel(sdrc_config[cfg].actim_ctrla, OMAP3_SDRC_REG(ACTIM_CTRLA_0) + (0x28 * cs));
+ writel(sdrc_config[cfg].actim_ctrlb, OMAP3_SDRC_REG(ACTIM_CTRLB_0) + (0x28 * cs));
+ writel(sdrc_config[cfg].rfr_ctrl, OMAP3_SDRC_REG(RFR_CTRL_0) + (0x30 * cs));
+
+ writel(CMD_NOP, OMAP3_SDRC_REG(MANUAL_0) + (0x30 * cs));
+
+ sdelay(5000);
+
+ writel(CMD_PRECHARGE, OMAP3_SDRC_REG(MANUAL_0) + (0x30 * cs));
+ writel(CMD_AUTOREFRESH, OMAP3_SDRC_REG(MANUAL_0) + (0x30 * cs));
+ writel(CMD_AUTOREFRESH, OMAP3_SDRC_REG(MANUAL_0) + (0x30 * cs));
+
+ /* set mr0 */
+ writel(sdrc_config[cfg].mr, OMAP3_SDRC_REG(MR_0) + (0x30 * cs));
+
+ sdelay(2000);
+}
+
+/**
+ * @brief Initialize the SDRC module
+ * Initialisation for 1x256MByte but normally
+ * done by x-loader.
+ * @return void
+ */
+static void pcaal1_sdrc_init(void)
+{
+ u32 test0, test1;
+ char cfg;
+
+ init_sdram_ddr();
+
+ config_sdram_ddr(0, 0); /* 256MByte at CS0 */
+ config_sdram_ddr(1, 0); /* 256MByte at CS1 */
+
+ test0 = get_ram_size((long *) 0x80000000, SZ_256M);
+ test1 = get_ram_size((long *) 0xA0000000, SZ_256M);
+
+ /* mask out lower nible, its not tested with
+ in common/memsize.c */
+ test1 &= 0xfffffff0;
+
+ if ((test1 > 0) && (test1 != test0))
+ hang();
+
+ cfg = -1; /* illegal configuration found */
+
+ if (test1 == 0) {
+ init_sdram_ddr();
+ writel((sdrc_config[(uchar) cfg].mcfg & 0xfffc00ff), OMAP3_SDRC_REG(MCFG_1));
+
+ /* 1 x 256MByte */
+ if (test0 == SZ_256M)
+ cfg = 2;
+
+ if (cfg != -1) {
+ config_sdram_ddr(0, cfg);
+ writel(sdrc_config[(uchar) cfg].cs_cfg, OMAP3_SDRC_REG(CS_CFG));
+ }
+ return;
+ }
+
+ /* reinit both cs with correct size */
+ /* 2 x 128MByte */
+ if (test0 == SZ_128M)
+ cfg = 1;
+ /* 2 x 256MByte */
+ if (test0 == SZ_256M)
+ cfg = 3;
+
+ if (cfg != -1) {
+ init_sdram_ddr();
+ writel(sdrc_config[(uchar) cfg].cs_cfg, OMAP3_SDRC_REG(CS_CFG));
+ config_sdram_ddr(0, cfg);
+ config_sdram_ddr(1, cfg);
+ }
+}
+
+/**
+ * @brief Do the necessary pin muxing required for phyCARD-A-L1.
+ * Some pins in OMAP3 do not have alternate modes.
+ * We don't program these pins.
+ *
+ * See @ref MUX_VAL for description of the muxing mode.
+ *
+ * @return void
+ */
+static void pcaal1_mux_config(void)
+{
+ /*
+ * Serial Interface
+ */
+ MUX_VAL(CP(UART3_CTS_RCTX), (IEN | PTD | EN | M0));
+ MUX_VAL(CP(UART3_RTS_SD), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | EN | M0));
+ MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0));
+
+ /* GPMC */
+ MUX_VAL(CP(GPMC_A1), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A2), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A3), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A4), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A5), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A6), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A7), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A8), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A9), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_A10), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D0), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D1), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D2), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D3), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D4), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D5), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D6), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D7), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D8), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D9), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D10), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D11), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D12), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D13), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D14), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_D15), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_NCS0), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(GPMC_NADV_ALE), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_NOE), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_NWE), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_NBE0_CLE), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_NWP), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_WAIT0), (IEN | PTU | EN | M0));
+
+ /* ETH_PME (GPIO_55) */
+ MUX_VAL(CP(GPMC_NCS4), (IDIS | PTU | EN | M4));
+ /* #CS5 (Ethernet) */
+ MUX_VAL(CP(GPMC_NCS5), (IDIS | PTU | EN | M0));
+ /* ETH_FIFO_SEL (GPIO_57) */
+ MUX_VAL(CP(GPMC_NCS6), (IDIS | PTD | EN | M4));
+ /* ETH_AMDIX_EN (GPIO_58) */
+ MUX_VAL(CP(GPMC_NCS7), (IDIS | PTU | EN | M4));
+ /* ETH_nRST (GPIO_64) */
+ MUX_VAL(CP(GPMC_WAIT2), (IDIS | PTU | EN | M4));
+
+ /* HSMMC1 */
+ MUX_VAL(CP(MMC1_CLK), (IDIS | PTU | EN | M0));
+ MUX_VAL(CP(MMC1_CMD), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(MMC1_DAT0), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(MMC1_DAT1), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(MMC1_DAT2), (IEN | PTU | EN | M0));
+ MUX_VAL(CP(MMC1_DAT3), (IEN | PTU | EN | M0));
+
+ /* USBOTG_nRST (GPIO_63) */
+ MUX_VAL(CP(GPMC_WAIT1), (IDIS | PTU | EN | M4));
+
+ /* USBH_nRST (GPIO_65) */
+ MUX_VAL(CP(GPMC_WAIT3), (IDIS | PTU | EN | M4));
+}
+
+/**
+ * @brief The basic entry point for board initialization.
+ *
+ * This is called as part of machine init (after arch init).
+ * This is again called with stack in SRAM, so not too many
+ * constructs possible here.
+ *
+ * @return void
+ */
+static int pcaal1_board_init(void)
+{
+ int in_sdram = running_in_sdram();
+
+ if (!in_sdram)
+ omap3_core_init();
+
+ pcaal1_mux_config();
+ /* Dont reconfigure SDRAM while running in SDRAM! */
+ if (!in_sdram)
+ pcaal1_sdrc_init();
+
+ return 0;
+}
+pure_initcall(pcaal1_board_init);
+
diff --git a/arch/arm/boards/phycard-a-l1/pca-a-l1.c b/arch/arm/boards/phycard-a-l1/pca-a-l1.c
index db90e0e..234d689 100644
--- a/arch/arm/boards/phycard-a-l1/pca-a-l1.c
+++ b/arch/arm/boards/phycard-a-l1/pca-a-l1.c
@@ -51,264 +51,17 @@
#include <asm/io.h>
#include <generated/mach-types.h>
#include <linux/err.h>
-#include <mach/control.h>
#include <mach/gpmc.h>
#include <mach/gpmc_nand.h>
#include <mach/omap_hsmmc.h>
#include <mach/xload.h>
-#include <mach/omap3-mux.h>
#include <mach/sdrc.h>
#include <mach/omap3-silicon.h>
#include <mach/sys_info.h>
-#include <mach/syslib.h>
#include <mach/omap3-devices.h>
#define SMC911X_BASE 0x2c000000
-/* Slower full frequency range default timings for x32 operation */
-#define SDP_SDRC_SHARING 0x00000100
-/* Diabling power down mode using CKE pin */
-#define SDP_SDRC_POWER_POP 0x00000081
-/* rkw - need to find of 90/72 degree recommendation for speed like before. */
-#define SDP_SDRC_DLLAB_CTRL ((DLL_ENADLL << 3) | \
- (DLL_LOCKDLL << 2) | (DLL_DLLPHASE_90 << 1))
-
-/* used to create an array of memory configuartions. */
-struct sdrc_config {
- u32 cs_cfg;
- u32 mcfg;
- u32 mr;
- u32 actim_ctrla;
- u32 actim_ctrlb;
- u32 rfr_ctrl;
-} const sdrc_config[] = {
-/* max cs_size for autodetection, common timing */
-/* 2x256MByte, 14 Rows, 10 Columns , RBC (BAL=2) */
-{ 0x00000004, 0x03590099, 0x00000032, 0x9A9DB4C6, 0x00011216, 0x0004e201},
-/* MT46H32M32LF 2x128MByte, 13 Rows, 10 Columns */
-{ 0x00000001, 0x02584099, 0x00000032, 0x9A9DB4C6, 0x00011216, 0x0004e201},
-/* MT46H64M32LF 1x256MByte, 14 Rows, 10 Columns */
-{ 0x00000002, 0x03588099, 0x00000032, 0x629DB4C6, 0x00011113, 0x0004e201},
-/* MT64H128M32L2 2x256MByte, 14 Rows, 10 Columns */
-{ 0x00000002, 0x03588099, 0x00000032, 0x629DB4C6, 0x00011113, 0x0004e201},
-};
-
-/*
- * Boot-time initialization(s)
- */
-
-/*********************************************************************
- * init_sdram_ddr() - Init DDR controller.
- *********************************************************************/
-void init_sdram_ddr(void)
-{
- /* reset sdrc controller */
- writel(SOFTRESET, OMAP3_SDRC_REG(SYSCONFIG));
- wait_on_value(1<<0, 1<<0, OMAP3_SDRC_REG(STATUS), 12000000);
- writel(0, OMAP3_SDRC_REG(SYSCONFIG));
-
- /* setup sdrc to ball mux */
- writel(SDP_SDRC_SHARING, OMAP3_SDRC_REG(SHARING));
- writel(SDP_SDRC_POWER_POP, OMAP3_SDRC_REG(POWER));
-
- /* set up dll */
- writel(SDP_SDRC_DLLAB_CTRL, OMAP3_SDRC_REG(DLLA_CTRL));
- sdelay(0x2000); /* give time to lock */
-
-}
-/*********************************************************************
- * config_sdram_ddr() - Init DDR on dev board.
- *********************************************************************/
-void config_sdram_ddr(u8 cs, u8 cfg)
-{
-
- writel(sdrc_config[cfg].mcfg, OMAP3_SDRC_REG(MCFG_0) + (0x30 * cs));
- writel(sdrc_config[cfg].actim_ctrla, OMAP3_SDRC_REG(ACTIM_CTRLA_0) + (0x28 * cs));
- writel(sdrc_config[cfg].actim_ctrlb, OMAP3_SDRC_REG(ACTIM_CTRLB_0) + (0x28 * cs));
- writel(sdrc_config[cfg].rfr_ctrl, OMAP3_SDRC_REG(RFR_CTRL_0) + (0x30 * cs));
-
- writel(CMD_NOP, OMAP3_SDRC_REG(MANUAL_0) + (0x30 * cs));
-
- sdelay(5000);
-
- writel(CMD_PRECHARGE, OMAP3_SDRC_REG(MANUAL_0) + (0x30 * cs));
- writel(CMD_AUTOREFRESH, OMAP3_SDRC_REG(MANUAL_0) + (0x30 * cs));
- writel(CMD_AUTOREFRESH, OMAP3_SDRC_REG(MANUAL_0) + (0x30 * cs));
-
- /* set mr0 */
- writel(sdrc_config[cfg].mr, OMAP3_SDRC_REG(MR_0) + (0x30 * cs));
-
- sdelay(2000);
-}
-
-/**
- * @brief Initialize the SDRC module
- * Initialisation for 1x256MByte but normally
- * done by x-loader.
- * @return void
- */
-static void pcaal1_sdrc_init(void)
-{
- u32 test0, test1;
- char cfg;
-
- init_sdram_ddr();
-
- config_sdram_ddr(0, 0); /* 256MByte at CS0 */
- config_sdram_ddr(1, 0); /* 256MByte at CS1 */
-
- test0 = get_ram_size((long *) 0x80000000, SZ_256M);
- test1 = get_ram_size((long *) 0xA0000000, SZ_256M);
-
- /* mask out lower nible, its not tested with
- in common/memsize.c */
- test1 &= 0xfffffff0;
-
- if ((test1 > 0) && (test1 != test0))
- hang();
-
- cfg = -1; /* illegal configuration found */
-
- if (test1 == 0) {
- init_sdram_ddr();
- writel((sdrc_config[(uchar) cfg].mcfg & 0xfffc00ff), OMAP3_SDRC_REG(MCFG_1));
-
- /* 1 x 256MByte */
- if (test0 == SZ_256M)
- cfg = 2;
-
- if (cfg != -1) {
- config_sdram_ddr(0, cfg);
- writel(sdrc_config[(uchar) cfg].cs_cfg, OMAP3_SDRC_REG(CS_CFG));
- }
- return;
- }
-
- /* reinit both cs with correct size */
- /* 2 x 128MByte */
- if (test0 == SZ_128M)
- cfg = 1;
- /* 2 x 256MByte */
- if (test0 == SZ_256M)
- cfg = 3;
-
- if (cfg != -1) {
- init_sdram_ddr();
- writel(sdrc_config[(uchar) cfg].cs_cfg, OMAP3_SDRC_REG(CS_CFG));
- config_sdram_ddr(0, cfg);
- config_sdram_ddr(1, cfg);
- }
-}
-
-/**
- * @brief Do the necessary pin muxing required for phyCARD-A-L1.
- * Some pins in OMAP3 do not have alternate modes.
- * We don't program these pins.
- *
- * See @ref MUX_VAL for description of the muxing mode.
- *
- * @return void
- */
-static void pcaal1_mux_config(void)
-{
- /*
- * Serial Interface
- */
- MUX_VAL(CP(UART3_CTS_RCTX), (IEN | PTD | EN | M0));
- MUX_VAL(CP(UART3_RTS_SD), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | EN | M0));
- MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0));
-
- /* GPMC */
- MUX_VAL(CP(GPMC_A1), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A2), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A3), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A4), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A5), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A6), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A7), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A8), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A9), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_A10), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D0), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D1), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D2), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D3), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D4), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D5), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D6), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D7), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D8), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D9), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D10), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D11), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D12), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D13), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D14), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_D15), (IEN | PTU | EN | M0));
- MUX_VAL(CP(GPMC_NCS0), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(GPMC_NADV_ALE), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_NOE), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_NWE), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_NBE0_CLE), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_NWP), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_WAIT0), (IEN | PTU | EN | M0));
-
- /* ETH_PME (GPIO_55) */
- MUX_VAL(CP(GPMC_NCS4), (IDIS | PTU | EN | M4));
- /* #CS5 (Ethernet) */
- MUX_VAL(CP(GPMC_NCS5), (IDIS | PTU | EN | M0));
- /* ETH_FIFO_SEL (GPIO_57) */
- MUX_VAL(CP(GPMC_NCS6), (IDIS | PTD | EN | M4));
- /* ETH_AMDIX_EN (GPIO_58) */
- MUX_VAL(CP(GPMC_NCS7), (IDIS | PTU | EN | M4));
- /* ETH_nRST (GPIO_64) */
- MUX_VAL(CP(GPMC_WAIT2), (IDIS | PTU | EN | M4));
-
- /* HSMMC1 */
- MUX_VAL(CP(MMC1_CLK), (IDIS | PTU | EN | M0));
- MUX_VAL(CP(MMC1_CMD), (IEN | PTU | EN | M0));
- MUX_VAL(CP(MMC1_DAT0), (IEN | PTU | EN | M0));
- MUX_VAL(CP(MMC1_DAT1), (IEN | PTU | EN | M0));
- MUX_VAL(CP(MMC1_DAT2), (IEN | PTU | EN | M0));
- MUX_VAL(CP(MMC1_DAT3), (IEN | PTU | EN | M0));
-
- /* USBOTG_nRST (GPIO_63) */
- MUX_VAL(CP(GPMC_WAIT1), (IDIS | PTU | EN | M4));
-
- /* USBH_nRST (GPIO_65) */
- MUX_VAL(CP(GPMC_WAIT3), (IDIS | PTU | EN | M4));
-}
-
-/**
- * @brief The basic entry point for board initialization.
- *
- * This is called as part of machine init (after arch init).
- * This is again called with stack in SRAM, so not too many
- * constructs possible here.
- *
- * @return void
- */
-static int pcaal1_board_init(void)
-{
- int in_sdram = running_in_sdram();
-
- if (!in_sdram)
- omap3_core_init();
-
- pcaal1_mux_config();
- /* Dont reconfigure SDRAM while running in SDRAM! */
- if (!in_sdram)
- pcaal1_sdrc_init();
-
- return 0;
-}
-pure_initcall(pcaal1_board_init);
-
-/*
- * Run-time initialization(s)
- */
-
/**
* @brief Initialize the serial port to be used as console.
*
--
1.7.10.4
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^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH 3/6] ARM omap3 omap343xdsp: move lowlevel code to lowlevel.c
2013-01-29 8:48 [PATCH] ARM OMAP: move lowlevel board code to lowlevel.c Sascha Hauer
2013-01-29 8:49 ` [PATCH 1/6] ARM omap3 beagle: move lowlevel " Sascha Hauer
2013-01-29 8:49 ` [PATCH 2/6] ARM omap3 phycard-a-l1: " Sascha Hauer
@ 2013-01-29 8:49 ` Sascha Hauer
2013-01-29 8:49 ` [PATCH 4/6] ARM omap3 omap3evm: " Sascha Hauer
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: Sascha Hauer @ 2013-01-29 8:49 UTC (permalink / raw)
To: barebox
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boards/omap343xdsp/Makefile | 2 +
arch/arm/boards/omap343xdsp/board.c | 547 --------------------------------
arch/arm/boards/omap343xdsp/lowlevel.c | 546 +++++++++++++++++++++++++++++++
3 files changed, 548 insertions(+), 547 deletions(-)
create mode 100644 arch/arm/boards/omap343xdsp/lowlevel.c
diff --git a/arch/arm/boards/omap343xdsp/Makefile b/arch/arm/boards/omap343xdsp/Makefile
index dcfc293..88c223a 100644
--- a/arch/arm/boards/omap343xdsp/Makefile
+++ b/arch/arm/boards/omap343xdsp/Makefile
@@ -1 +1,3 @@
obj-y += board.o
+obj-y += lowlevel.o
+pbl-y += lowlevel.o
diff --git a/arch/arm/boards/omap343xdsp/board.c b/arch/arm/boards/omap343xdsp/board.c
index 6dbbc4c..215fe02 100644
--- a/arch/arm/boards/omap343xdsp/board.c
+++ b/arch/arm/boards/omap343xdsp/board.c
@@ -50,556 +50,9 @@
#include <asm/armlinux.h>
#include <mach/omap3-silicon.h>
#include <mach/omap3-devices.h>
-#include <mach/sdrc.h>
-#include <mach/sys_info.h>
-#include <mach/syslib.h>
-#include <mach/control.h>
-#include <mach/omap3-mux.h>
#include <mach/gpmc.h>
#include <errno.h>
-/******************** Board Boot Time *******************/
-static void sdrc_init(void);
-static void mux_config(void);
-
-/**
- * @brief The basic entry point for board initialization.
- *
- * This is called as part of machine init (after arch init).
- * This is again called with stack in SRAM, so not too many
- * constructs possible here.
- *
- * @return void
- */
-static int sdp343x_board_init(void)
-{
- int in_sdram = running_in_sdram();
-
- if (!in_sdram)
- omap3_core_init();
-
- mux_config();
- if (!in_sdram)
- sdrc_init();
-
- return 0;
-}
-pure_initcall(sdp343x_board_init);
-
-/**
- * @brief Do the SDRC initialization for 128Meg Infenion DDR for CS0
- *
- * @return void
- */
-static void sdrc_init(void)
-{
- /* Issue SDRC Soft reset */
- writel(0x12, OMAP3_SDRC_REG(SYSCONFIG));
- /* Wait until Reset complete */
- while ((readl(OMAP3_SDRC_REG(STATUS)) & 0x1) == 0);
- /* SDRC to normal mode */
- writel(0x10, OMAP3_SDRC_REG(SYSCONFIG));
- /* SDRC Sharing register */
- /* 32-bit SDRAM on data lane [31:0] - CS0 */
- /* pin tri-stated = 1 */
- writel(0x00000100, OMAP3_SDRC_REG(SHARING));
-
- /* ----- SDRC_REG(CS0 Configuration --------- */
- /* SDRC_REG(MCFG0 register */
- writel(0x02584019, OMAP3_SDRC_REG(MCFG_0));
-
- /* SDRC_REG(RFR_CTRL0 register */
- writel(0x0003DE01, OMAP3_SDRC_REG(RFR_CTRL_0));
-
- /* SDRC_REG(ACTIM_CTRLA0 register */
- writel(0X5A9A4486, OMAP3_SDRC_REG(ACTIM_CTRLA_0));
-
- /* SDRC_REG(ACTIM_CTRLB0 register */
- writel(0x00000010, OMAP3_SDRC_REG(ACTIM_CTRLB_0));
-
- /* Disble Power Down of CKE cuz of 1 CKE on combo part */
- writel(0x00000081, OMAP3_SDRC_REG(POWER));
-
- /* SDRC_REG(Manual command register */
- /* NOP command */
- writel(0x00000000, OMAP3_SDRC_REG(MANUAL_0));
- /* Precharge command */
- writel(0x00000001, OMAP3_SDRC_REG(MANUAL_0));
- /* Auto-refresh command */
- writel(0x00000002, OMAP3_SDRC_REG(MANUAL_0));
- /* Auto-refresh command */
- writel(0x00000002, OMAP3_SDRC_REG(MANUAL_0));
-
- /* SDRC MR0 register */
- /* CAS latency = 3 */
- /* Write Burst = Read Burst */
- /* Serial Mode */
- writel(0x00000032, OMAP3_SDRC_REG(MR_0)); /* Burst length =4 */
-
- /* SDRC DLLA control register */
- /* Enable DLL A */
- writel(0x0000000A, OMAP3_SDRC_REG(DLLA_CTRL));
-
- /* wait until DLL is locked */
- while ((readl(OMAP3_SDRC_REG(DLLA_STATUS)) & 0x4) == 0);
- return;
-}
-
-/**
- * @brief Do the pin muxing required for Board operation.
- *
- * See @ref MUX_VAL for description of the muxing mode. Since some versions
- * of Linux depend on all pin muxing being done at barebox level, we may need to
- * enable CONFIG_MACH_OMAP_ADVANCED_MUX to enable the full fledged pin muxing.
- *
- * @return void
- */
-static void mux_config(void)
-{
- /* Essential MUX Settings */
- MUX_VAL(CP(SDRC_D0), (IEN | PTD | DIS | M0)); /* SDRC_D0 */
- MUX_VAL(CP(SDRC_D1), (IEN | PTD | DIS | M0)); /* SDRC_D1 */
- MUX_VAL(CP(SDRC_D2), (IEN | PTD | DIS | M0)); /* SDRC_D2 */
- MUX_VAL(CP(SDRC_D3), (IEN | PTD | DIS | M0)); /* SDRC_D3 */
- MUX_VAL(CP(SDRC_D4), (IEN | PTD | DIS | M0)); /* SDRC_D4 */
- MUX_VAL(CP(SDRC_D5), (IEN | PTD | DIS | M0)); /* SDRC_D5 */
- MUX_VAL(CP(SDRC_D6), (IEN | PTD | DIS | M0)); /* SDRC_D6 */
- MUX_VAL(CP(SDRC_D7), (IEN | PTD | DIS | M0)); /* SDRC_D7 */
- MUX_VAL(CP(SDRC_D8), (IEN | PTD | DIS | M0)); /* SDRC_D8 */
- MUX_VAL(CP(SDRC_D9), (IEN | PTD | DIS | M0)); /* SDRC_D9 */
- MUX_VAL(CP(SDRC_D10), (IEN | PTD | DIS | M0)); /* SDRC_D10 */
- MUX_VAL(CP(SDRC_D11), (IEN | PTD | DIS | M0)); /* SDRC_D11 */
- MUX_VAL(CP(SDRC_D12), (IEN | PTD | DIS | M0)); /* SDRC_D12 */
- MUX_VAL(CP(SDRC_D13), (IEN | PTD | DIS | M0)); /* SDRC_D13 */
- MUX_VAL(CP(SDRC_D14), (IEN | PTD | DIS | M0)); /* SDRC_D14 */
- MUX_VAL(CP(SDRC_D15), (IEN | PTD | DIS | M0)); /* SDRC_D15 */
- MUX_VAL(CP(SDRC_D16), (IEN | PTD | DIS | M0)); /* SDRC_D16 */
- MUX_VAL(CP(SDRC_D17), (IEN | PTD | DIS | M0)); /* SDRC_D17 */
- MUX_VAL(CP(SDRC_D18), (IEN | PTD | DIS | M0)); /* SDRC_D18 */
- MUX_VAL(CP(SDRC_D19), (IEN | PTD | DIS | M0)); /* SDRC_D19 */
- MUX_VAL(CP(SDRC_D20), (IEN | PTD | DIS | M0)); /* SDRC_D20 */
- MUX_VAL(CP(SDRC_D21), (IEN | PTD | DIS | M0)); /* SDRC_D21 */
- MUX_VAL(CP(SDRC_D22), (IEN | PTD | DIS | M0)); /* SDRC_D22 */
- MUX_VAL(CP(SDRC_D23), (IEN | PTD | DIS | M0)); /* SDRC_D23 */
- MUX_VAL(CP(SDRC_D24), (IEN | PTD | DIS | M0)); /* SDRC_D24 */
- MUX_VAL(CP(SDRC_D25), (IEN | PTD | DIS | M0)); /* SDRC_D25 */
- MUX_VAL(CP(SDRC_D26), (IEN | PTD | DIS | M0)); /* SDRC_D26 */
- MUX_VAL(CP(SDRC_D27), (IEN | PTD | DIS | M0)); /* SDRC_D27 */
- MUX_VAL(CP(SDRC_D28), (IEN | PTD | DIS | M0)); /* SDRC_D28 */
- MUX_VAL(CP(SDRC_D29), (IEN | PTD | DIS | M0)); /* SDRC_D29 */
- MUX_VAL(CP(SDRC_D30), (IEN | PTD | DIS | M0)); /* SDRC_D30 */
- MUX_VAL(CP(SDRC_D31), (IEN | PTD | DIS | M0)); /* SDRC_D31 */
- MUX_VAL(CP(SDRC_CLK), (IEN | PTD | DIS | M0)); /* SDRC_CLK */
- MUX_VAL(CP(SDRC_DQS0), (IEN | PTD | DIS | M0)); /* SDRC_DQS0 */
- MUX_VAL(CP(SDRC_DQS1), (IEN | PTD | DIS | M0)); /* SDRC_DQS1 */
- MUX_VAL(CP(SDRC_DQS2), (IEN | PTD | DIS | M0)); /* SDRC_DQS2 */
- MUX_VAL(CP(SDRC_DQS3), (IEN | PTD | DIS | M0)); /* SDRC_DQS3 */
- /* GPMC */
- MUX_VAL(CP(GPMC_A1), (IDIS | PTD | DIS | M0)); /* GPMC_A1 */
- MUX_VAL(CP(GPMC_A2), (IDIS | PTD | DIS | M0)); /* GPMC_A2 */
- MUX_VAL(CP(GPMC_A3), (IDIS | PTD | DIS | M0)); /* GPMC_A3 */
- MUX_VAL(CP(GPMC_A4), (IDIS | PTD | DIS | M0)); /* GPMC_A4 */
- MUX_VAL(CP(GPMC_A5), (IDIS | PTD | DIS | M0)); /* GPMC_A5 */
- MUX_VAL(CP(GPMC_A6), (IDIS | PTD | DIS | M0)); /* GPMC_A6 */
- MUX_VAL(CP(GPMC_A7), (IDIS | PTD | DIS | M0)); /* GPMC_A7 */
- MUX_VAL(CP(GPMC_A8), (IDIS | PTD | DIS | M0)); /* GPMC_A8 */
- MUX_VAL(CP(GPMC_A9), (IDIS | PTD | DIS | M0)); /* GPMC_A9 */
- MUX_VAL(CP(GPMC_A10), (IDIS | PTD | DIS | M0)); /* GPMC_A10 */
- MUX_VAL(CP(GPMC_D0), (IEN | PTD | DIS | M0)); /* GPMC_D0 */
- MUX_VAL(CP(GPMC_D1), (IEN | PTD | DIS | M0)); /* GPMC_D1 */
- MUX_VAL(CP(GPMC_D2), (IEN | PTD | DIS | M0)); /* GPMC_D2 */
- MUX_VAL(CP(GPMC_D3), (IEN | PTD | DIS | M0)); /* GPMC_D3 */
- MUX_VAL(CP(GPMC_D4), (IEN | PTD | DIS | M0)); /* GPMC_D4 */
- MUX_VAL(CP(GPMC_D5), (IEN | PTD | DIS | M0)); /* GPMC_D5 */
- MUX_VAL(CP(GPMC_D6), (IEN | PTD | DIS | M0)); /* GPMC_D6 */
- MUX_VAL(CP(GPMC_D7), (IEN | PTD | DIS | M0)); /* GPMC_D7 */
- MUX_VAL(CP(GPMC_D8), (IEN | PTD | DIS | M0)); /* GPMC_D8 */
- MUX_VAL(CP(GPMC_D9), (IEN | PTD | DIS | M0)); /* GPMC_D9 */
- MUX_VAL(CP(GPMC_D10), (IEN | PTD | DIS | M0)); /* GPMC_D10 */
- MUX_VAL(CP(GPMC_D11), (IEN | PTD | DIS | M0)); /* GPMC_D11 */
- MUX_VAL(CP(GPMC_D12), (IEN | PTD | DIS | M0)); /* GPMC_D12 */
- MUX_VAL(CP(GPMC_D13), (IEN | PTD | DIS | M0)); /* GPMC_D13 */
- MUX_VAL(CP(GPMC_D14), (IEN | PTD | DIS | M0)); /* GPMC_D14 */
- MUX_VAL(CP(GPMC_D15), (IEN | PTD | DIS | M0)); /* GPMC_D15 */
- MUX_VAL(CP(GPMC_NCS0), (IDIS | PTU | EN | M0)); /* GPMC_NCS0 */
- MUX_VAL(CP(GPMC_NCS1), (IDIS | PTU | EN | M0)); /* GPMC_NCS1 */
- MUX_VAL(CP(GPMC_NCS2), (IDIS | PTU | EN | M0)); /* GPMC_NCS2 */
- MUX_VAL(CP(GPMC_NCS3), (IDIS | PTU | EN | M0)); /* GPMC_NCS3 */
- /* GPIO_55 - FLASH_DIS */
- MUX_VAL(CP(GPMC_NCS4), (IEN | PTU | EN | M4));
- /* GPIO_56 - TORCH_EN */
- MUX_VAL(CP(GPMC_NCS5), (IDIS | PTD | DIS | M4));
- /* GPIO_57 - AGPS SLP */
- MUX_VAL(CP(GPMC_NCS6), (IEN | PTD | DIS | M4));
- /* GPMC_58 - WLAN_IRQ */
- MUX_VAL(CP(GPMC_NCS7), (IEN | PTU | EN | M4));
- MUX_VAL(CP(GPMC_CLK), (IDIS | PTD | DIS | M0)); /* GPMC_CLK */
- /* GPMC_NADV_ALE */
- MUX_VAL(CP(GPMC_NADV_ALE), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_NOE), (IDIS | PTD | DIS | M0)); /* GPMC_NOE */
- MUX_VAL(CP(GPMC_NWE), (IDIS | PTD | DIS | M0)); /* GPMC_NWE */
- /* GPMC_NBE0_CLE */
- MUX_VAL(CP(GPMC_NBE0_CLE), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(GPMC_NBE1), (IEN | PTD | DIS | M4)); /* GPIO_61 -BT_SHUTDN */
- MUX_VAL(CP(GPMC_NWP), (IEN | PTD | DIS | M0)); /* GPMC_NWP */
- MUX_VAL(CP(GPMC_WAIT0), (IEN | PTU | EN | M0)); /* GPMC_WAIT0 */
- MUX_VAL(CP(GPMC_WAIT1), (IEN | PTU | EN | M0)); /* GPMC_WAIT1 */
- MUX_VAL(CP(GPMC_WAIT2), (IEN | PTU | EN | M4)); /* GPIO_64 */
- MUX_VAL(CP(GPMC_WAIT3), (IEN | PTU | EN | M4)); /* GPIO_65 */
-
- /* SERIAL INTERFACE */
- /* UART3_CTS_RCTX */
- MUX_VAL(CP(UART3_CTS_RCTX), (IEN | PTD | EN | M0));
- /* UART3_RTS_SD */
- MUX_VAL(CP(UART3_RTS_SD), (IDIS | PTD | DIS | M0));
- /* UART3_RX_IRRX */
- MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | DIS | M0));
- /* UART3_TX_IRTX */
- MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0));
- /* HSUSB0_CLK */
- MUX_VAL(CP(HSUSB0_CLK), (IEN | PTD | DIS | M0));
- /* HSUSB0_STP */
- MUX_VAL(CP(HSUSB0_STP), (IDIS | PTU | EN | M0));
- /* HSUSB0_DIR */
- MUX_VAL(CP(HSUSB0_DIR), (IEN | PTD | DIS | M0));
- /* HSUSB0_NXT */
- MUX_VAL(CP(HSUSB0_NXT), (IEN | PTD | DIS | M0));
- /* HSUSB0_DATA0 */
- MUX_VAL(CP(HSUSB0_DATA0), (IEN | PTD | DIS | M0));
- /* HSUSB0_DATA1 */
- MUX_VAL(CP(HSUSB0_DATA1), (IEN | PTD | DIS | M0));
- /* HSUSB0_DATA2 */
- MUX_VAL(CP(HSUSB0_DATA2), (IEN | PTD | DIS | M0));
- /* HSUSB0_DATA3 */
- MUX_VAL(CP(HSUSB0_DATA3), (IEN | PTD | DIS | M0));
- /* HSUSB0_DATA4 */
- MUX_VAL(CP(HSUSB0_DATA4), (IEN | PTD | DIS | M0));
- /* HSUSB0_DATA5 */
- MUX_VAL(CP(HSUSB0_DATA5), (IEN | PTD | DIS | M0));
- /* HSUSB0_DATA6 */
- MUX_VAL(CP(HSUSB0_DATA6), (IEN | PTD | DIS | M0));
- /* HSUSB0_DATA7 */
- MUX_VAL(CP(HSUSB0_DATA7), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(I2C1_SCL), (IEN | PTU | EN | M0)); /* I2C1_SCL */
- MUX_VAL(CP(I2C1_SDA), (IEN | PTU | EN | M0)); /* I2C1_SDA */
-#ifdef CONFIG_MACH_OMAP_ADVANCED_MUX
- /* DSS */
- MUX_VAL(CP(DSS_PCLK), (IDIS | PTD | DIS | M0)); /* DSS_PCLK */
- MUX_VAL(CP(DSS_HSYNC), (IDIS | PTD | DIS | M0)); /* DSS_HSYNC */
- MUX_VAL(CP(DSS_VSYNC), (IDIS | PTD | DIS | M0)); /* DSS_VSYNC */
- MUX_VAL(CP(DSS_ACBIAS), (IDIS | PTD | DIS | M0)); /* DSS_ACBIAS */
- MUX_VAL(CP(DSS_DATA0), (IDIS | PTD | DIS | M0)); /* DSS_DATA0 */
- MUX_VAL(CP(DSS_DATA1), (IDIS | PTD | DIS | M0)); /* DSS_DATA1 */
- MUX_VAL(CP(DSS_DATA2), (IDIS | PTD | DIS | M0)); /* DSS_DATA2 */
- MUX_VAL(CP(DSS_DATA3), (IDIS | PTD | DIS | M0)); /* DSS_DATA3 */
- MUX_VAL(CP(DSS_DATA4), (IDIS | PTD | DIS | M0)); /* DSS_DATA4 */
- MUX_VAL(CP(DSS_DATA5), (IDIS | PTD | DIS | M0)); /* DSS_DATA5 */
- MUX_VAL(CP(DSS_DATA6), (IDIS | PTD | DIS | M0)); /* DSS_DATA6 */
- MUX_VAL(CP(DSS_DATA7), (IDIS | PTD | DIS | M0)); /* DSS_DATA7 */
- MUX_VAL(CP(DSS_DATA8), (IDIS | PTD | DIS | M0)); /* DSS_DATA8 */
- MUX_VAL(CP(DSS_DATA9), (IDIS | PTD | DIS | M0)); /* DSS_DATA9 */
- MUX_VAL(CP(DSS_DATA10), (IDIS | PTD | DIS | M0)); /* DSS_DATA10 */
- MUX_VAL(CP(DSS_DATA11), (IDIS | PTD | DIS | M0)); /* DSS_DATA11 */
- MUX_VAL(CP(DSS_DATA12), (IDIS | PTD | DIS | M0)); /* DSS_DATA12 */
- MUX_VAL(CP(DSS_DATA13), (IDIS | PTD | DIS | M0)); /* DSS_DATA13 */
- MUX_VAL(CP(DSS_DATA14), (IDIS | PTD | DIS | M0)); /* DSS_DATA14 */
- MUX_VAL(CP(DSS_DATA15), (IDIS | PTD | DIS | M0)); /* DSS_DATA15 */
- MUX_VAL(CP(DSS_DATA16), (IDIS | PTD | DIS | M0)); /* DSS_DATA16 */
- MUX_VAL(CP(DSS_DATA17), (IDIS | PTD | DIS | M0)); /* DSS_DATA17 */
- MUX_VAL(CP(DSS_DATA18), (IDIS | PTD | DIS | M0)); /* DSS_DATA18 */
- MUX_VAL(CP(DSS_DATA19), (IDIS | PTD | DIS | M0)); /* DSS_DATA19 */
- MUX_VAL(CP(DSS_DATA20), (IDIS | PTD | DIS | M0)); /* DSS_DATA20 */
- MUX_VAL(CP(DSS_DATA21), (IDIS | PTD | DIS | M0)); /* DSS_DATA21 */
- MUX_VAL(CP(DSS_DATA22), (IDIS | PTD | DIS | M0)); /* DSS_DATA22 */
- MUX_VAL(CP(DSS_DATA23), (IDIS | PTD | DIS | M0)); /* DSS_DATA23 */
- /* CAMERA */
- MUX_VAL(CP(CAM_HS), (IEN | PTU | EN | M0)); /* CAM_HS */
- MUX_VAL(CP(CAM_VS), (IEN | PTU | EN | M0)); /* CAM_VS */
- MUX_VAL(CP(CAM_XCLKA), (IDIS | PTD | DIS | M0)); /* CAM_XCLKA */
- MUX_VAL(CP(CAM_PCLK), (IEN | PTU | EN | M0)); /* CAM_PCLK */
- /* GPIO_98 - CAM_RESET */
- MUX_VAL(CP(CAM_FLD), (IDIS | PTD | DIS | M4));
- MUX_VAL(CP(CAM_D0), (IEN | PTD | DIS | M0)); /* CAM_D0 */
- MUX_VAL(CP(CAM_D1), (IEN | PTD | DIS | M0)); /* CAM_D1 */
- MUX_VAL(CP(CAM_D2), (IEN | PTD | DIS | M0)); /* CAM_D2 */
- MUX_VAL(CP(CAM_D3), (IEN | PTD | DIS | M0)); /* CAM_D3 */
- MUX_VAL(CP(CAM_D4), (IEN | PTD | DIS | M0)); /* CAM_D4 */
- MUX_VAL(CP(CAM_D5), (IEN | PTD | DIS | M0)); /* CAM_D5 */
- MUX_VAL(CP(CAM_D6), (IEN | PTD | DIS | M0)); /* CAM_D6 */
- MUX_VAL(CP(CAM_D7), (IEN | PTD | DIS | M0)); /* CAM_D7 */
- MUX_VAL(CP(CAM_D8), (IEN | PTD | DIS | M0)); /* CAM_D8 */
- MUX_VAL(CP(CAM_D9), (IEN | PTD | DIS | M0)); /* CAM_D9 */
- MUX_VAL(CP(CAM_D10), (IEN | PTD | DIS | M0)); /* CAM_D10 */
- MUX_VAL(CP(CAM_D11), (IEN | PTD | DIS | M0)); /* CAM_D11 */
- MUX_VAL(CP(CAM_XCLKB), (IDIS | PTD | DIS | M0)); /* CAM_XCLKB */
- MUX_VAL(CP(CAM_WEN), (IEN | PTD | DIS | M4)); /* GPIO_167 */
- MUX_VAL(CP(CAM_STROBE), (IDIS | PTD | DIS | M0)); /* CAM_STROBE */
- MUX_VAL(CP(CSI2_DX0), (IEN | PTD | DIS | M0)); /* CSI2_DX0 */
- MUX_VAL(CP(CSI2_DY0), (IEN | PTD | DIS | M0)); /* CSI2_DY0 */
- MUX_VAL(CP(CSI2_DX1), (IEN | PTD | DIS | M0)); /* CSI2_DX1 */
- MUX_VAL(CP(CSI2_DY1), (IEN | PTD | DIS | M0)); /* CSI2_DY1 */
- /* AUDIO INTERFACE */
- MUX_VAL(CP(MCBSP2_FSX), (IEN | PTD | DIS | M0)); /* MCBSP2_FSX */
- /* MCBSP2_CLKX */
- MUX_VAL(CP(MCBSP2_CLKX), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(MCBSP2_DR), (IEN | PTD | DIS | M0)); /* MCBSP2_DR */
- MUX_VAL(CP(MCBSP2_DX), (IDIS | PTD | DIS | M0)); /* MCBSP2_DX */
- /* EXPANSION CARD */
- MUX_VAL(CP(MMC1_CLK), (IDIS | PTU | EN | M0)); /* MMC1_CLK */
- MUX_VAL(CP(MMC1_CMD), (IEN | PTU | EN | M0)); /* MMC1_CMD */
- MUX_VAL(CP(MMC1_DAT0), (IEN | PTU | EN | M0)); /* MMC1_DAT0 */
- MUX_VAL(CP(MMC1_DAT1), (IEN | PTU | EN | M0)); /* MMC1_DAT1 */
- MUX_VAL(CP(MMC1_DAT2), (IEN | PTU | EN | M0)); /* MMC1_DAT2 */
- MUX_VAL(CP(MMC1_DAT3), (IEN | PTU | EN | M0)); /* MMC1_DAT3 */
- MUX_VAL(CP(MMC1_DAT4), (IEN | PTU | EN | M0)); /* MMC1_DAT4 */
- MUX_VAL(CP(MMC1_DAT5), (IEN | PTU | EN | M0)); /* MMC1_DAT5 */
- MUX_VAL(CP(MMC1_DAT6), (IEN | PTU | EN | M0)); /* MMC1_DAT6 */
- MUX_VAL(CP(MMC1_DAT7), (IEN | PTU | EN | M0)); /* MMC1_DAT7 */
- /* WIRELESS LAN */
- MUX_VAL(CP(MMC2_CLK), (IEN | PTD | DIS | M0)); /* MMC2_CLK */
- MUX_VAL(CP(MMC2_CMD), (IEN | PTU | EN | M0)); /* MMC2_CMD */
- MUX_VAL(CP(MMC2_DAT0), (IEN | PTU | EN | M0)); /* MMC2_DAT0 */
- MUX_VAL(CP(MMC2_DAT1), (IEN | PTU | EN | M0)); /* MMC2_DAT1 */
- MUX_VAL(CP(MMC2_DAT2), (IEN | PTU | EN | M0)); /* MMC2_DAT2 */
- MUX_VAL(CP(MMC2_DAT3), (IEN | PTU | EN | M0)); /* MMC2_DAT3 */
- /* MMC2_DIR_DAT0 */
- MUX_VAL(CP(MMC2_DAT4), (IDIS | PTD | DIS | M1));
- /* MMC2_DIR_DAT1 */
- MUX_VAL(CP(MMC2_DAT5), (IDIS | PTD | DIS | M1));
- /* MMC2_DIR_CMD */
- MUX_VAL(CP(MMC2_DAT6), (IDIS | PTD | DIS | M1));
- /* MMC2_CLKIN */
- MUX_VAL(CP(MMC2_DAT7), (IEN | PTU | EN | M1));
- /* BLUETOOTH */
- /* MCBSP3_DX */
- MUX_VAL(CP(MCBSP3_DX), (IDIS | PTD | DIS | M0));
- /* MCBSP3_DR */
- MUX_VAL(CP(MCBSP3_DR), (IEN | PTD | DIS | M0));
- /* MCBSP3_CLKX */
- MUX_VAL(CP(MCBSP3_CLKX), (IEN | PTD | DIS | M0));
- /* MCBSP3_FSX */
- MUX_VAL(CP(MCBSP3_FSX), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(UART2_CTS), (IEN | PTU | EN | M0)); /* UART2_CTS */
- MUX_VAL(CP(UART2_RTS), (IDIS | PTD | DIS | M0)); /* UART2_RTS */
- MUX_VAL(CP(UART2_TX), (IDIS | PTD | DIS | M0)); /* UART2_TX */
- MUX_VAL(CP(UART2_RX), (IEN | PTD | DIS | M0)); /* UART2_RX */
- /* MODEM INTERFACE */
- MUX_VAL(CP(UART1_TX), (IDIS | PTD | DIS | M0)); /* UART1_TX */
- MUX_VAL(CP(UART1_RTS), (IDIS | PTD | DIS | M0)); /* UART1_RTS */
- MUX_VAL(CP(UART1_CTS), (IEN | PTU | DIS | M0)); /* UART1_CTS */
- MUX_VAL(CP(UART1_RX), (IEN | PTD | DIS | M0)); /* UART1_RX */
- /* SSI1_DAT_RX */
- MUX_VAL(CP(MCBSP4_CLKX), (IEN | PTD | DIS | M1));
- MUX_VAL(CP(MCBSP4_DR), (IEN | PTD | DIS | M1)); /* SSI1_FLAG_RX */
- MUX_VAL(CP(MCBSP4_DX), (IEN | PTD | DIS | M1)); /* SSI1_RDY_RX */
- MUX_VAL(CP(MCBSP4_FSX), (IEN | PTD | DIS | M1)); /* SSI1_WAKE */
- /* MCBSP1_CLKR */
- MUX_VAL(CP(MCBSP1_CLKR), (IEN | PTD | DIS | M0));
- /* GPIO_157 - BT_WKUP */
- MUX_VAL(CP(MCBSP1_FSR), (IDIS | PTU | EN | M4));
- /* MCBSP1_DX */
- MUX_VAL(CP(MCBSP1_DX), (IDIS | PTD | DIS | M0));
- MUX_VAL(CP(MCBSP1_DR), (IEN | PTD | DIS | M0)); /* MCBSP1_DR */
- /* MCBSP_CLKS */
- MUX_VAL(CP(MCBSP_CLKS), (IEN | PTU | DIS | M0));
- /* MCBSP1_FSX */
- MUX_VAL(CP(MCBSP1_FSX), (IEN | PTD | DIS | M0));
- /* MCBSP1_CLKX */
- MUX_VAL(CP(MCBSP1_CLKX), (IEN | PTD | DIS | M0));
- /* SERIAL INTERFACE */
- MUX_VAL(CP(I2C2_SCL), (IEN | PTU | EN | M0)); /* I2C2_SCL */
- MUX_VAL(CP(I2C2_SDA), (IEN | PTU | EN | M0)); /* I2C2_SDA */
- MUX_VAL(CP(I2C3_SCL), (IEN | PTU | EN | M0)); /* I2C3_SCL */
- MUX_VAL(CP(I2C3_SDA), (IEN | PTU | EN | M0)); /* I2C3_SDA */
- MUX_VAL(CP(I2C4_SCL), (IEN | PTU | EN | M0)); /* I2C4_SCL */
- MUX_VAL(CP(I2C4_SDA), (IEN | PTU | EN | M0)); /* I2C4_SDA */
- MUX_VAL(CP(HDQ_SIO), (IEN | PTU | EN | M0)); /* HDQ_SIO */
- /* MCSPI1_CLK */
- MUX_VAL(CP(MCSPI1_CLK), (IEN | PTD | DIS | M0));
- /* MCSPI1_SIMO */
- MUX_VAL(CP(MCSPI1_SIMO), (IEN | PTD | DIS | M0));
- /* MCSPI1_SOMI */
- MUX_VAL(CP(MCSPI1_SOMI), (IEN | PTD | DIS | M0));
- /* MCSPI1_CS0 */
- MUX_VAL(CP(MCSPI1_CS0), (IEN | PTD | EN | M0));
- /* MCSPI1_CS1 */
- MUX_VAL(CP(MCSPI1_CS1), (IDIS | PTD | EN | M0));
- /* GPIO_176-NOR_DPD */
- MUX_VAL(CP(MCSPI1_CS2), (IDIS | PTD | DIS | M4));
- /* MCSPI1_CS3 */
- MUX_VAL(CP(MCSPI1_CS3), (IEN | PTD | EN | M0));
- /* MCSPI2_CLK */
- MUX_VAL(CP(MCSPI2_CLK), (IEN | PTD | DIS | M0));
- /* MCSPI2_SIMO */
- MUX_VAL(CP(MCSPI2_SIMO), (IEN | PTD | DIS | M0));
- /* MCSPI2_SOMI */
- MUX_VAL(CP(MCSPI2_SOMI), (IEN | PTD | DIS | M0));
- /* MCSPI2_CS0 */
- MUX_VAL(CP(MCSPI2_CS0), (IEN | PTD | EN | M0));
- /* MCSPI2_CS1 */
- MUX_VAL(CP(MCSPI2_CS1), (IEN | PTD | EN | M0));
-
- /* CONTROL AND DEBUG */
- MUX_VAL(CP(SYS_32K), (IEN | PTD | DIS | M0)); /* SYS_32K */
- MUX_VAL(CP(SYS_CLKREQ), (IEN | PTD | DIS | M0)); /* SYS_CLKREQ */
- MUX_VAL(CP(SYS_NIRQ), (IEN | PTU | EN | M0)); /* SYS_NIRQ */
- MUX_VAL(CP(SYS_BOOT0), (IEN | PTD | DIS | M4)); /* GPIO_2 - PEN_IRQ */
- MUX_VAL(CP(SYS_BOOT1), (IEN | PTD | DIS | M4)); /* GPIO_3 */
- MUX_VAL(CP(SYS_BOOT2), (IEN | PTD | DIS | M4)); /* GPIO_4 - MMC1_WP */
- MUX_VAL(CP(SYS_BOOT3), (IEN | PTD | DIS | M4)); /* GPIO_5 - LCD_ENVDD */
- MUX_VAL(CP(SYS_BOOT4), (IEN | PTD | DIS | M4)); /* GPIO_6 - LAN_INTR0 */
- MUX_VAL(CP(SYS_BOOT5), (IEN | PTD | DIS | M4)); /* GPIO_7 - MMC2_WP */
- /* GPIO_8-LCD_ENBKL */
- MUX_VAL(CP(SYS_BOOT6), (IDIS | PTD | DIS | M4));
- /* SYS_OFF_MODE */
- MUX_VAL(CP(SYS_OFF_MODE), (IEN | PTD | DIS | M0));
- /* SYS_CLKOUT1 */
- MUX_VAL(CP(SYS_CLKOUT1), (IEN | PTD | DIS | M0));
- MUX_VAL(CP(SYS_CLKOUT2), (IEN | PTU | EN | M4)); /* GPIO_186 */
- MUX_VAL(CP(JTAG_NTRST), (IEN | PTD | DIS | M0)); /* JTAG_NTRST */
- MUX_VAL(CP(JTAG_TCK), (IEN | PTD | DIS | M0)); /* JTAG_TCK */
- MUX_VAL(CP(JTAG_TMS), (IEN | PTD | DIS | M0)); /* JTAG_TMS */
- MUX_VAL(CP(JTAG_TDI), (IEN | PTD | DIS | M0)); /* JTAG_TDI */
- MUX_VAL(CP(JTAG_EMU0), (IEN | PTD | DIS | M0)); /* JTAG_EMU0 */
- MUX_VAL(CP(JTAG_EMU1), (IEN | PTD | DIS | M0)); /* JTAG_EMU1 */
- /* HSUSB1_TLL_STP */
- MUX_VAL(CP(ETK_CLK_ES2), (IDIS | PTU | EN | M0));
- /* HSUSB1_TLL_CLK */
- MUX_VAL(CP(ETK_CTL_ES2), (IDIS | PTD | DIS | M0));
- /* HSUSB1_TLL_DATA0 */
- MUX_VAL(CP(ETK_D0_ES2), (IEN | PTD | DIS | M1));
- /* MCSPI3_CS0 */
- MUX_VAL(CP(ETK_D1_ES2), (IEN | PTD | DIS | M1));
- /* HSUSB1_TLL_DATA2 */
- MUX_VAL(CP(ETK_D2_ES2), (IEN | PTD | EN | M1));
- /* HSUSB1_TLL_DATA7 */
- MUX_VAL(CP(ETK_D3_ES2), (IEN | PTD | DIS | M1));
- /* HSUSB1_TLL_DATA4 */
- MUX_VAL(CP(ETK_D4_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB1_TLL_DATA5 */
- MUX_VAL(CP(ETK_D5_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB1_TLL_DATA6 */
- MUX_VAL(CP(ETK_D6_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB1_TLL_DATA3 */
- MUX_VAL(CP(ETK_D7_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB1_TLL_DIR */
- MUX_VAL(CP(ETK_D8_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB1_TLL_NXT */
- MUX_VAL(CP(ETK_D9_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB2_TLL_CLK */
- MUX_VAL(CP(ETK_D10_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB2_TLL_STP */
- MUX_VAL(CP(ETK_D11_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB2_TLL_DIR */
- MUX_VAL(CP(ETK_D12_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB2_TLL_NXT */
- MUX_VAL(CP(ETK_D13_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB2_TLL_DATA0 */
- MUX_VAL(CP(ETK_D14_ES2), (IEN | PTD | DIS | M0));
- /* HSUSB2_TLL_DATA1 */
- MUX_VAL(CP(ETK_D15_ES2), (IEN | PTD | DIS | M0));
-
- /* DIE TO DIE */
- MUX_VAL(CP(D2D_MCAD0), (IEN | PTD | EN | M0)); /* D2D_MCAD0 */
- MUX_VAL(CP(D2D_MCAD1), (IEN | PTD | EN | M0)); /* D2D_MCAD1 */
- MUX_VAL(CP(D2D_MCAD2), (IEN | PTD | EN | M0)); /* D2D_MCAD2 */
- MUX_VAL(CP(D2D_MCAD3), (IEN | PTD | EN | M0)); /* D2D_MCAD3 */
- MUX_VAL(CP(D2D_MCAD4), (IEN | PTD | EN | M0)); /* D2D_MCAD4 */
- MUX_VAL(CP(D2D_MCAD5), (IEN | PTD | EN | M0)); /* D2D_MCAD5 */
- MUX_VAL(CP(D2D_MCAD6), (IEN | PTD | EN | M0)); /* D2D_MCAD6 */
- MUX_VAL(CP(D2D_MCAD7), (IEN | PTD | EN | M0)); /* D2D_MCAD7 */
- MUX_VAL(CP(D2D_MCAD8), (IEN | PTD | EN | M0)); /* D2D_MCAD8 */
- MUX_VAL(CP(D2D_MCAD9), (IEN | PTD | EN | M0)); /* D2D_MCAD9 */
- MUX_VAL(CP(D2D_MCAD10), (IEN | PTD | EN | M0)); /* D2D_MCAD10 */
- MUX_VAL(CP(D2D_MCAD11), (IEN | PTD | EN | M0)); /* D2D_MCAD11 */
- MUX_VAL(CP(D2D_MCAD12), (IEN | PTD | EN | M0)); /* D2D_MCAD12 */
- MUX_VAL(CP(D2D_MCAD13), (IEN | PTD | EN | M0)); /* D2D_MCAD13 */
- MUX_VAL(CP(D2D_MCAD14), (IEN | PTD | EN | M0)); /* D2D_MCAD14 */
- MUX_VAL(CP(D2D_MCAD15), (IEN | PTD | EN | M0)); /* D2D_MCAD15 */
- MUX_VAL(CP(D2D_MCAD16), (IEN | PTD | EN | M0)); /* D2D_MCAD16 */
- MUX_VAL(CP(D2D_MCAD17), (IEN | PTD | EN | M0)); /* D2D_MCAD17 */
- MUX_VAL(CP(D2D_MCAD18), (IEN | PTD | EN | M0)); /* D2D_MCAD18 */
- MUX_VAL(CP(D2D_MCAD19), (IEN | PTD | EN | M0)); /* D2D_MCAD19 */
- MUX_VAL(CP(D2D_MCAD20), (IEN | PTD | EN | M0)); /* D2D_MCAD20 */
- MUX_VAL(CP(D2D_MCAD21), (IEN | PTD | EN | M0)); /* D2D_MCAD21 */
- MUX_VAL(CP(D2D_MCAD22), (IEN | PTD | EN | M0)); /* D2D_MCAD22 */
- MUX_VAL(CP(D2D_MCAD23), (IEN | PTD | EN | M0)); /* D2D_MCAD23 */
- MUX_VAL(CP(D2D_MCAD24), (IEN | PTD | EN | M0)); /* D2D_MCAD24 */
- MUX_VAL(CP(D2D_MCAD25), (IEN | PTD | EN | M0)); /* D2D_MCAD25 */
- MUX_VAL(CP(D2D_MCAD26), (IEN | PTD | EN | M0)); /* D2D_MCAD26 */
- MUX_VAL(CP(D2D_MCAD27), (IEN | PTD | EN | M0)); /* D2D_MCAD27 */
- MUX_VAL(CP(D2D_MCAD28), (IEN | PTD | EN | M0)); /* D2D_MCAD28 */
- MUX_VAL(CP(D2D_MCAD29), (IEN | PTD | EN | M0)); /* D2D_MCAD29 */
- MUX_VAL(CP(D2D_MCAD30), (IEN | PTD | EN | M0)); /* D2D_MCAD30 */
- MUX_VAL(CP(D2D_MCAD31), (IEN | PTD | EN | M0)); /* D2D_MCAD31 */
- MUX_VAL(CP(D2D_MCAD32), (IEN | PTD | EN | M0)); /* D2D_MCAD32 */
- MUX_VAL(CP(D2D_MCAD33), (IEN | PTD | EN | M0)); /* D2D_MCAD33 */
- MUX_VAL(CP(D2D_MCAD34), (IEN | PTD | EN | M0)); /* D2D_MCAD34 */
- MUX_VAL(CP(D2D_MCAD35), (IEN | PTD | EN | M0)); /* D2D_MCAD35 */
- MUX_VAL(CP(D2D_MCAD36), (IEN | PTD | EN | M0)); /* D2D_MCAD36 */
- /* D2D_CLK26MI */
- MUX_VAL(CP(D2D_CLK26MI), (IEN | PTD | DIS | M0));
- /* D2D_NRESPWRON */
- MUX_VAL(CP(D2D_NRESPWRON), (IEN | PTD | EN | M0));
- /* D2D_NRESWARM */
- MUX_VAL(CP(D2D_NRESWARM), (IEN | PTU | EN | M0));
- /* D2D_ARM9NIRQ */
- MUX_VAL(CP(D2D_ARM9NIRQ), (IEN | PTD | DIS | M0));
- /* D2D_UMA2P6FIQ */
- MUX_VAL(CP(D2D_UMA2P6FIQ), (IEN | PTD | DIS | M0));
- /* D2D_SPINT */
- MUX_VAL(CP(D2D_SPINT), (IEN | PTD | EN | M0));
- /* D2D_FRINT */
- MUX_VAL(CP(D2D_FRINT), (IEN | PTD | EN | M0));
- /* D2D_DMAREQ0 */
- MUX_VAL(CP(D2D_DMAREQ0), (IEN | PTD | DIS | M0));
- /* D2D_DMAREQ1 */
- MUX_VAL(CP(D2D_DMAREQ1), (IEN | PTD | DIS | M0));
- /* D2D_DMAREQ2 */
- MUX_VAL(CP(D2D_DMAREQ2), (IEN | PTD | DIS | M0));
- /* D2D_DMAREQ3 */
- MUX_VAL(CP(D2D_DMAREQ3), (IEN | PTD | DIS | M0));
- /* D2D_N3GTRST */
- MUX_VAL(CP(D2D_N3GTRST), (IEN | PTD | DIS | M0));
- /* D2D_N3GTDI */
- MUX_VAL(CP(D2D_N3GTDI), (IEN | PTD | DIS | M0));
- /* D2D_N3GTDO */
- MUX_VAL(CP(D2D_N3GTDO), (IEN | PTD | DIS | M0));
- /* D2D_N3GTMS */
- MUX_VAL(CP(D2D_N3GTMS), (IEN | PTD | DIS | M0));
- /* D2D_N3GTCK */
- MUX_VAL(CP(D2D_N3GTCK), (IEN | PTD | DIS | M0));
- /* D2D_N3GRTCK */
- MUX_VAL(CP(D2D_N3GRTCK), (IEN | PTD | DIS | M0));
- /* D2D_MSTDBY */
- MUX_VAL(CP(D2D_MSTDBY), (IEN | PTU | EN | M0));
- /* D2D_SWAKEUP */
- MUX_VAL(CP(D2D_SWAKEUP), (IEN | PTD | EN | M0));
- /* D2D_IDLEREQ */
- MUX_VAL(CP(D2D_IDLEREQ), (IEN | PTD | DIS | M0));
- /* D2D_IDLEACK */
- MUX_VAL(CP(D2D_IDLEACK), (IEN | PTU | EN | M0));
- /* D2D_MWRITE */
- MUX_VAL(CP(D2D_MWRITE), (IEN | PTD | DIS | M0));
- /* D2D_SWRITE */
- MUX_VAL(CP(D2D_SWRITE), (IEN | PTD | DIS | M0));
- /* D2D_MREAD */
- MUX_VAL(CP(D2D_MREAD), (IEN | PTD | DIS | M0));
- /* D2D_SREAD */
- MUX_VAL(CP(D2D_SREAD), (IEN | PTD | DIS | M0));
- /* D2D_MBUSFLAG */
- MUX_VAL(CP(D2D_MBUSFLAG), (IEN | PTD | DIS | M0));
- /* D2D_SBUSFLAG */
- MUX_VAL(CP(D2D_SBUSFLAG), (IEN | PTD | DIS | M0));
- /* SDRC_CKE0 */
- MUX_VAL(CP(SDRC_CKE0), (IDIS | PTU | EN | M0));
- /* SDRC_CKE1 NOT USED */
- MUX_VAL(CP(SDRC_CKE1), (IDIS | PTD | DIS | M7));
-#endif /* CONFIG_MACH_OMAP_ADVANCED_MUX */
-}
-
-/******************** Board Run Time *******************/
-
/*-----------------------CONSOLE Devices -----------------------------------*/
#ifdef CONFIG_DRIVER_SERIAL_NS16550
diff --git a/arch/arm/boards/omap343xdsp/lowlevel.c b/arch/arm/boards/omap343xdsp/lowlevel.c
new file mode 100644
index 0000000..0d2ccd4
--- /dev/null
+++ b/arch/arm/boards/omap343xdsp/lowlevel.c
@@ -0,0 +1,546 @@
+#include <common.h>
+#include <io.h>
+#include <init.h>
+#include <sizes.h>
+#include <mach/omap3-mux.h>
+#include <mach/sdrc.h>
+#include <mach/control.h>
+#include <mach/syslib.h>
+#include <mach/omap3-silicon.h>
+#include <mach/sys_info.h>
+
+/**
+ * @brief Do the SDRC initialization for 128Meg Infenion DDR for CS0
+ *
+ * @return void
+ */
+static void sdrc_init(void)
+{
+ /* Issue SDRC Soft reset */
+ writel(0x12, OMAP3_SDRC_REG(SYSCONFIG));
+
+ /* Wait until Reset complete */
+ while ((readl(OMAP3_SDRC_REG(STATUS)) & 0x1) == 0);
+ /* SDRC to normal mode */
+ writel(0x10, OMAP3_SDRC_REG(SYSCONFIG));
+ /* SDRC Sharing register */
+ /* 32-bit SDRAM on data lane [31:0] - CS0 */
+ /* pin tri-stated = 1 */
+ writel(0x00000100, OMAP3_SDRC_REG(SHARING));
+
+ /* ----- SDRC_REG(CS0 Configuration --------- */
+ /* SDRC_REG(MCFG0 register */
+ writel(0x02584019, OMAP3_SDRC_REG(MCFG_0));
+
+ /* SDRC_REG(RFR_CTRL0 register */
+ writel(0x0003DE01, OMAP3_SDRC_REG(RFR_CTRL_0));
+
+ /* SDRC_REG(ACTIM_CTRLA0 register */
+ writel(0X5A9A4486, OMAP3_SDRC_REG(ACTIM_CTRLA_0));
+
+ /* SDRC_REG(ACTIM_CTRLB0 register */
+ writel(0x00000010, OMAP3_SDRC_REG(ACTIM_CTRLB_0));
+
+ /* Disble Power Down of CKE cuz of 1 CKE on combo part */
+ writel(0x00000081, OMAP3_SDRC_REG(POWER));
+
+ /* SDRC_REG(Manual command register */
+ /* NOP command */
+ writel(0x00000000, OMAP3_SDRC_REG(MANUAL_0));
+ /* Precharge command */
+ writel(0x00000001, OMAP3_SDRC_REG(MANUAL_0));
+ /* Auto-refresh command */
+ writel(0x00000002, OMAP3_SDRC_REG(MANUAL_0));
+ /* Auto-refresh command */
+ writel(0x00000002, OMAP3_SDRC_REG(MANUAL_0));
+
+ /* SDRC MR0 register */
+ /* CAS latency = 3 */
+ /* Write Burst = Read Burst */
+ /* Serial Mode */
+ writel(0x00000032, OMAP3_SDRC_REG(MR_0)); /* Burst length =4 */
+
+ /* SDRC DLLA control register */
+ /* Enable DLL A */
+ writel(0x0000000A, OMAP3_SDRC_REG(DLLA_CTRL));
+
+ /* wait until DLL is locked */
+ while ((readl(OMAP3_SDRC_REG(DLLA_STATUS)) & 0x4) == 0);
+}
+
+/**
+ * @brief Do the pin muxing required for Board operation.
+ *
+ * See @ref MUX_VAL for description of the muxing mode. Since some versions
+ * of Linux depend on all pin muxing being done at barebox level, we may need to
+ * enable CONFIG_MACH_OMAP_ADVANCED_MUX to enable the full fledged pin muxing.
+ *
+ * @return void
+ */
+static void mux_config(void)
+{
+ /* Essential MUX Settings */
+ MUX_VAL(CP(SDRC_D0), (IEN | PTD | DIS | M0)); /* SDRC_D0 */
+ MUX_VAL(CP(SDRC_D1), (IEN | PTD | DIS | M0)); /* SDRC_D1 */
+ MUX_VAL(CP(SDRC_D2), (IEN | PTD | DIS | M0)); /* SDRC_D2 */
+ MUX_VAL(CP(SDRC_D3), (IEN | PTD | DIS | M0)); /* SDRC_D3 */
+ MUX_VAL(CP(SDRC_D4), (IEN | PTD | DIS | M0)); /* SDRC_D4 */
+ MUX_VAL(CP(SDRC_D5), (IEN | PTD | DIS | M0)); /* SDRC_D5 */
+ MUX_VAL(CP(SDRC_D6), (IEN | PTD | DIS | M0)); /* SDRC_D6 */
+ MUX_VAL(CP(SDRC_D7), (IEN | PTD | DIS | M0)); /* SDRC_D7 */
+ MUX_VAL(CP(SDRC_D8), (IEN | PTD | DIS | M0)); /* SDRC_D8 */
+ MUX_VAL(CP(SDRC_D9), (IEN | PTD | DIS | M0)); /* SDRC_D9 */
+ MUX_VAL(CP(SDRC_D10), (IEN | PTD | DIS | M0)); /* SDRC_D10 */
+ MUX_VAL(CP(SDRC_D11), (IEN | PTD | DIS | M0)); /* SDRC_D11 */
+ MUX_VAL(CP(SDRC_D12), (IEN | PTD | DIS | M0)); /* SDRC_D12 */
+ MUX_VAL(CP(SDRC_D13), (IEN | PTD | DIS | M0)); /* SDRC_D13 */
+ MUX_VAL(CP(SDRC_D14), (IEN | PTD | DIS | M0)); /* SDRC_D14 */
+ MUX_VAL(CP(SDRC_D15), (IEN | PTD | DIS | M0)); /* SDRC_D15 */
+ MUX_VAL(CP(SDRC_D16), (IEN | PTD | DIS | M0)); /* SDRC_D16 */
+ MUX_VAL(CP(SDRC_D17), (IEN | PTD | DIS | M0)); /* SDRC_D17 */
+ MUX_VAL(CP(SDRC_D18), (IEN | PTD | DIS | M0)); /* SDRC_D18 */
+ MUX_VAL(CP(SDRC_D19), (IEN | PTD | DIS | M0)); /* SDRC_D19 */
+ MUX_VAL(CP(SDRC_D20), (IEN | PTD | DIS | M0)); /* SDRC_D20 */
+ MUX_VAL(CP(SDRC_D21), (IEN | PTD | DIS | M0)); /* SDRC_D21 */
+ MUX_VAL(CP(SDRC_D22), (IEN | PTD | DIS | M0)); /* SDRC_D22 */
+ MUX_VAL(CP(SDRC_D23), (IEN | PTD | DIS | M0)); /* SDRC_D23 */
+ MUX_VAL(CP(SDRC_D24), (IEN | PTD | DIS | M0)); /* SDRC_D24 */
+ MUX_VAL(CP(SDRC_D25), (IEN | PTD | DIS | M0)); /* SDRC_D25 */
+ MUX_VAL(CP(SDRC_D26), (IEN | PTD | DIS | M0)); /* SDRC_D26 */
+ MUX_VAL(CP(SDRC_D27), (IEN | PTD | DIS | M0)); /* SDRC_D27 */
+ MUX_VAL(CP(SDRC_D28), (IEN | PTD | DIS | M0)); /* SDRC_D28 */
+ MUX_VAL(CP(SDRC_D29), (IEN | PTD | DIS | M0)); /* SDRC_D29 */
+ MUX_VAL(CP(SDRC_D30), (IEN | PTD | DIS | M0)); /* SDRC_D30 */
+ MUX_VAL(CP(SDRC_D31), (IEN | PTD | DIS | M0)); /* SDRC_D31 */
+ MUX_VAL(CP(SDRC_CLK), (IEN | PTD | DIS | M0)); /* SDRC_CLK */
+ MUX_VAL(CP(SDRC_DQS0), (IEN | PTD | DIS | M0)); /* SDRC_DQS0 */
+ MUX_VAL(CP(SDRC_DQS1), (IEN | PTD | DIS | M0)); /* SDRC_DQS1 */
+ MUX_VAL(CP(SDRC_DQS2), (IEN | PTD | DIS | M0)); /* SDRC_DQS2 */
+ MUX_VAL(CP(SDRC_DQS3), (IEN | PTD | DIS | M0)); /* SDRC_DQS3 */
+ /* GPMC */
+ MUX_VAL(CP(GPMC_A1), (IDIS | PTD | DIS | M0)); /* GPMC_A1 */
+ MUX_VAL(CP(GPMC_A2), (IDIS | PTD | DIS | M0)); /* GPMC_A2 */
+ MUX_VAL(CP(GPMC_A3), (IDIS | PTD | DIS | M0)); /* GPMC_A3 */
+ MUX_VAL(CP(GPMC_A4), (IDIS | PTD | DIS | M0)); /* GPMC_A4 */
+ MUX_VAL(CP(GPMC_A5), (IDIS | PTD | DIS | M0)); /* GPMC_A5 */
+ MUX_VAL(CP(GPMC_A6), (IDIS | PTD | DIS | M0)); /* GPMC_A6 */
+ MUX_VAL(CP(GPMC_A7), (IDIS | PTD | DIS | M0)); /* GPMC_A7 */
+ MUX_VAL(CP(GPMC_A8), (IDIS | PTD | DIS | M0)); /* GPMC_A8 */
+ MUX_VAL(CP(GPMC_A9), (IDIS | PTD | DIS | M0)); /* GPMC_A9 */
+ MUX_VAL(CP(GPMC_A10), (IDIS | PTD | DIS | M0)); /* GPMC_A10 */
+ MUX_VAL(CP(GPMC_D0), (IEN | PTD | DIS | M0)); /* GPMC_D0 */
+ MUX_VAL(CP(GPMC_D1), (IEN | PTD | DIS | M0)); /* GPMC_D1 */
+ MUX_VAL(CP(GPMC_D2), (IEN | PTD | DIS | M0)); /* GPMC_D2 */
+ MUX_VAL(CP(GPMC_D3), (IEN | PTD | DIS | M0)); /* GPMC_D3 */
+ MUX_VAL(CP(GPMC_D4), (IEN | PTD | DIS | M0)); /* GPMC_D4 */
+ MUX_VAL(CP(GPMC_D5), (IEN | PTD | DIS | M0)); /* GPMC_D5 */
+ MUX_VAL(CP(GPMC_D6), (IEN | PTD | DIS | M0)); /* GPMC_D6 */
+ MUX_VAL(CP(GPMC_D7), (IEN | PTD | DIS | M0)); /* GPMC_D7 */
+ MUX_VAL(CP(GPMC_D8), (IEN | PTD | DIS | M0)); /* GPMC_D8 */
+ MUX_VAL(CP(GPMC_D9), (IEN | PTD | DIS | M0)); /* GPMC_D9 */
+ MUX_VAL(CP(GPMC_D10), (IEN | PTD | DIS | M0)); /* GPMC_D10 */
+ MUX_VAL(CP(GPMC_D11), (IEN | PTD | DIS | M0)); /* GPMC_D11 */
+ MUX_VAL(CP(GPMC_D12), (IEN | PTD | DIS | M0)); /* GPMC_D12 */
+ MUX_VAL(CP(GPMC_D13), (IEN | PTD | DIS | M0)); /* GPMC_D13 */
+ MUX_VAL(CP(GPMC_D14), (IEN | PTD | DIS | M0)); /* GPMC_D14 */
+ MUX_VAL(CP(GPMC_D15), (IEN | PTD | DIS | M0)); /* GPMC_D15 */
+ MUX_VAL(CP(GPMC_NCS0), (IDIS | PTU | EN | M0)); /* GPMC_NCS0 */
+ MUX_VAL(CP(GPMC_NCS1), (IDIS | PTU | EN | M0)); /* GPMC_NCS1 */
+ MUX_VAL(CP(GPMC_NCS2), (IDIS | PTU | EN | M0)); /* GPMC_NCS2 */
+ MUX_VAL(CP(GPMC_NCS3), (IDIS | PTU | EN | M0)); /* GPMC_NCS3 */
+ /* GPIO_55 - FLASH_DIS */
+ MUX_VAL(CP(GPMC_NCS4), (IEN | PTU | EN | M4));
+ /* GPIO_56 - TORCH_EN */
+ MUX_VAL(CP(GPMC_NCS5), (IDIS | PTD | DIS | M4));
+ /* GPIO_57 - AGPS SLP */
+ MUX_VAL(CP(GPMC_NCS6), (IEN | PTD | DIS | M4));
+ /* GPMC_58 - WLAN_IRQ */
+ MUX_VAL(CP(GPMC_NCS7), (IEN | PTU | EN | M4));
+ MUX_VAL(CP(GPMC_CLK), (IDIS | PTD | DIS | M0)); /* GPMC_CLK */
+ /* GPMC_NADV_ALE */
+ MUX_VAL(CP(GPMC_NADV_ALE), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_NOE), (IDIS | PTD | DIS | M0)); /* GPMC_NOE */
+ MUX_VAL(CP(GPMC_NWE), (IDIS | PTD | DIS | M0)); /* GPMC_NWE */
+ /* GPMC_NBE0_CLE */
+ MUX_VAL(CP(GPMC_NBE0_CLE), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(GPMC_NBE1), (IEN | PTD | DIS | M4)); /* GPIO_61 -BT_SHUTDN */
+ MUX_VAL(CP(GPMC_NWP), (IEN | PTD | DIS | M0)); /* GPMC_NWP */
+ MUX_VAL(CP(GPMC_WAIT0), (IEN | PTU | EN | M0)); /* GPMC_WAIT0 */
+ MUX_VAL(CP(GPMC_WAIT1), (IEN | PTU | EN | M0)); /* GPMC_WAIT1 */
+ MUX_VAL(CP(GPMC_WAIT2), (IEN | PTU | EN | M4)); /* GPIO_64 */
+ MUX_VAL(CP(GPMC_WAIT3), (IEN | PTU | EN | M4)); /* GPIO_65 */
+
+ /* SERIAL INTERFACE */
+ /* UART3_CTS_RCTX */
+ MUX_VAL(CP(UART3_CTS_RCTX), (IEN | PTD | EN | M0));
+ /* UART3_RTS_SD */
+ MUX_VAL(CP(UART3_RTS_SD), (IDIS | PTD | DIS | M0));
+ /* UART3_RX_IRRX */
+ MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | DIS | M0));
+ /* UART3_TX_IRTX */
+ MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0));
+ /* HSUSB0_CLK */
+ MUX_VAL(CP(HSUSB0_CLK), (IEN | PTD | DIS | M0));
+ /* HSUSB0_STP */
+ MUX_VAL(CP(HSUSB0_STP), (IDIS | PTU | EN | M0));
+ /* HSUSB0_DIR */
+ MUX_VAL(CP(HSUSB0_DIR), (IEN | PTD | DIS | M0));
+ /* HSUSB0_NXT */
+ MUX_VAL(CP(HSUSB0_NXT), (IEN | PTD | DIS | M0));
+ /* HSUSB0_DATA0 */
+ MUX_VAL(CP(HSUSB0_DATA0), (IEN | PTD | DIS | M0));
+ /* HSUSB0_DATA1 */
+ MUX_VAL(CP(HSUSB0_DATA1), (IEN | PTD | DIS | M0));
+ /* HSUSB0_DATA2 */
+ MUX_VAL(CP(HSUSB0_DATA2), (IEN | PTD | DIS | M0));
+ /* HSUSB0_DATA3 */
+ MUX_VAL(CP(HSUSB0_DATA3), (IEN | PTD | DIS | M0));
+ /* HSUSB0_DATA4 */
+ MUX_VAL(CP(HSUSB0_DATA4), (IEN | PTD | DIS | M0));
+ /* HSUSB0_DATA5 */
+ MUX_VAL(CP(HSUSB0_DATA5), (IEN | PTD | DIS | M0));
+ /* HSUSB0_DATA6 */
+ MUX_VAL(CP(HSUSB0_DATA6), (IEN | PTD | DIS | M0));
+ /* HSUSB0_DATA7 */
+ MUX_VAL(CP(HSUSB0_DATA7), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(I2C1_SCL), (IEN | PTU | EN | M0)); /* I2C1_SCL */
+ MUX_VAL(CP(I2C1_SDA), (IEN | PTU | EN | M0)); /* I2C1_SDA */
+#ifdef CONFIG_MACH_OMAP_ADVANCED_MUX
+ /* DSS */
+ MUX_VAL(CP(DSS_PCLK), (IDIS | PTD | DIS | M0)); /* DSS_PCLK */
+ MUX_VAL(CP(DSS_HSYNC), (IDIS | PTD | DIS | M0)); /* DSS_HSYNC */
+ MUX_VAL(CP(DSS_VSYNC), (IDIS | PTD | DIS | M0)); /* DSS_VSYNC */
+ MUX_VAL(CP(DSS_ACBIAS), (IDIS | PTD | DIS | M0)); /* DSS_ACBIAS */
+ MUX_VAL(CP(DSS_DATA0), (IDIS | PTD | DIS | M0)); /* DSS_DATA0 */
+ MUX_VAL(CP(DSS_DATA1), (IDIS | PTD | DIS | M0)); /* DSS_DATA1 */
+ MUX_VAL(CP(DSS_DATA2), (IDIS | PTD | DIS | M0)); /* DSS_DATA2 */
+ MUX_VAL(CP(DSS_DATA3), (IDIS | PTD | DIS | M0)); /* DSS_DATA3 */
+ MUX_VAL(CP(DSS_DATA4), (IDIS | PTD | DIS | M0)); /* DSS_DATA4 */
+ MUX_VAL(CP(DSS_DATA5), (IDIS | PTD | DIS | M0)); /* DSS_DATA5 */
+ MUX_VAL(CP(DSS_DATA6), (IDIS | PTD | DIS | M0)); /* DSS_DATA6 */
+ MUX_VAL(CP(DSS_DATA7), (IDIS | PTD | DIS | M0)); /* DSS_DATA7 */
+ MUX_VAL(CP(DSS_DATA8), (IDIS | PTD | DIS | M0)); /* DSS_DATA8 */
+ MUX_VAL(CP(DSS_DATA9), (IDIS | PTD | DIS | M0)); /* DSS_DATA9 */
+ MUX_VAL(CP(DSS_DATA10), (IDIS | PTD | DIS | M0)); /* DSS_DATA10 */
+ MUX_VAL(CP(DSS_DATA11), (IDIS | PTD | DIS | M0)); /* DSS_DATA11 */
+ MUX_VAL(CP(DSS_DATA12), (IDIS | PTD | DIS | M0)); /* DSS_DATA12 */
+ MUX_VAL(CP(DSS_DATA13), (IDIS | PTD | DIS | M0)); /* DSS_DATA13 */
+ MUX_VAL(CP(DSS_DATA14), (IDIS | PTD | DIS | M0)); /* DSS_DATA14 */
+ MUX_VAL(CP(DSS_DATA15), (IDIS | PTD | DIS | M0)); /* DSS_DATA15 */
+ MUX_VAL(CP(DSS_DATA16), (IDIS | PTD | DIS | M0)); /* DSS_DATA16 */
+ MUX_VAL(CP(DSS_DATA17), (IDIS | PTD | DIS | M0)); /* DSS_DATA17 */
+ MUX_VAL(CP(DSS_DATA18), (IDIS | PTD | DIS | M0)); /* DSS_DATA18 */
+ MUX_VAL(CP(DSS_DATA19), (IDIS | PTD | DIS | M0)); /* DSS_DATA19 */
+ MUX_VAL(CP(DSS_DATA20), (IDIS | PTD | DIS | M0)); /* DSS_DATA20 */
+ MUX_VAL(CP(DSS_DATA21), (IDIS | PTD | DIS | M0)); /* DSS_DATA21 */
+ MUX_VAL(CP(DSS_DATA22), (IDIS | PTD | DIS | M0)); /* DSS_DATA22 */
+ MUX_VAL(CP(DSS_DATA23), (IDIS | PTD | DIS | M0)); /* DSS_DATA23 */
+ /* CAMERA */
+ MUX_VAL(CP(CAM_HS), (IEN | PTU | EN | M0)); /* CAM_HS */
+ MUX_VAL(CP(CAM_VS), (IEN | PTU | EN | M0)); /* CAM_VS */
+ MUX_VAL(CP(CAM_XCLKA), (IDIS | PTD | DIS | M0)); /* CAM_XCLKA */
+ MUX_VAL(CP(CAM_PCLK), (IEN | PTU | EN | M0)); /* CAM_PCLK */
+ /* GPIO_98 - CAM_RESET */
+ MUX_VAL(CP(CAM_FLD), (IDIS | PTD | DIS | M4));
+ MUX_VAL(CP(CAM_D0), (IEN | PTD | DIS | M0)); /* CAM_D0 */
+ MUX_VAL(CP(CAM_D1), (IEN | PTD | DIS | M0)); /* CAM_D1 */
+ MUX_VAL(CP(CAM_D2), (IEN | PTD | DIS | M0)); /* CAM_D2 */
+ MUX_VAL(CP(CAM_D3), (IEN | PTD | DIS | M0)); /* CAM_D3 */
+ MUX_VAL(CP(CAM_D4), (IEN | PTD | DIS | M0)); /* CAM_D4 */
+ MUX_VAL(CP(CAM_D5), (IEN | PTD | DIS | M0)); /* CAM_D5 */
+ MUX_VAL(CP(CAM_D6), (IEN | PTD | DIS | M0)); /* CAM_D6 */
+ MUX_VAL(CP(CAM_D7), (IEN | PTD | DIS | M0)); /* CAM_D7 */
+ MUX_VAL(CP(CAM_D8), (IEN | PTD | DIS | M0)); /* CAM_D8 */
+ MUX_VAL(CP(CAM_D9), (IEN | PTD | DIS | M0)); /* CAM_D9 */
+ MUX_VAL(CP(CAM_D10), (IEN | PTD | DIS | M0)); /* CAM_D10 */
+ MUX_VAL(CP(CAM_D11), (IEN | PTD | DIS | M0)); /* CAM_D11 */
+ MUX_VAL(CP(CAM_XCLKB), (IDIS | PTD | DIS | M0)); /* CAM_XCLKB */
+ MUX_VAL(CP(CAM_WEN), (IEN | PTD | DIS | M4)); /* GPIO_167 */
+ MUX_VAL(CP(CAM_STROBE), (IDIS | PTD | DIS | M0)); /* CAM_STROBE */
+ MUX_VAL(CP(CSI2_DX0), (IEN | PTD | DIS | M0)); /* CSI2_DX0 */
+ MUX_VAL(CP(CSI2_DY0), (IEN | PTD | DIS | M0)); /* CSI2_DY0 */
+ MUX_VAL(CP(CSI2_DX1), (IEN | PTD | DIS | M0)); /* CSI2_DX1 */
+ MUX_VAL(CP(CSI2_DY1), (IEN | PTD | DIS | M0)); /* CSI2_DY1 */
+ /* AUDIO INTERFACE */
+ MUX_VAL(CP(MCBSP2_FSX), (IEN | PTD | DIS | M0)); /* MCBSP2_FSX */
+ /* MCBSP2_CLKX */
+ MUX_VAL(CP(MCBSP2_CLKX), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(MCBSP2_DR), (IEN | PTD | DIS | M0)); /* MCBSP2_DR */
+ MUX_VAL(CP(MCBSP2_DX), (IDIS | PTD | DIS | M0)); /* MCBSP2_DX */
+ /* EXPANSION CARD */
+ MUX_VAL(CP(MMC1_CLK), (IDIS | PTU | EN | M0)); /* MMC1_CLK */
+ MUX_VAL(CP(MMC1_CMD), (IEN | PTU | EN | M0)); /* MMC1_CMD */
+ MUX_VAL(CP(MMC1_DAT0), (IEN | PTU | EN | M0)); /* MMC1_DAT0 */
+ MUX_VAL(CP(MMC1_DAT1), (IEN | PTU | EN | M0)); /* MMC1_DAT1 */
+ MUX_VAL(CP(MMC1_DAT2), (IEN | PTU | EN | M0)); /* MMC1_DAT2 */
+ MUX_VAL(CP(MMC1_DAT3), (IEN | PTU | EN | M0)); /* MMC1_DAT3 */
+ MUX_VAL(CP(MMC1_DAT4), (IEN | PTU | EN | M0)); /* MMC1_DAT4 */
+ MUX_VAL(CP(MMC1_DAT5), (IEN | PTU | EN | M0)); /* MMC1_DAT5 */
+ MUX_VAL(CP(MMC1_DAT6), (IEN | PTU | EN | M0)); /* MMC1_DAT6 */
+ MUX_VAL(CP(MMC1_DAT7), (IEN | PTU | EN | M0)); /* MMC1_DAT7 */
+ /* WIRELESS LAN */
+ MUX_VAL(CP(MMC2_CLK), (IEN | PTD | DIS | M0)); /* MMC2_CLK */
+ MUX_VAL(CP(MMC2_CMD), (IEN | PTU | EN | M0)); /* MMC2_CMD */
+ MUX_VAL(CP(MMC2_DAT0), (IEN | PTU | EN | M0)); /* MMC2_DAT0 */
+ MUX_VAL(CP(MMC2_DAT1), (IEN | PTU | EN | M0)); /* MMC2_DAT1 */
+ MUX_VAL(CP(MMC2_DAT2), (IEN | PTU | EN | M0)); /* MMC2_DAT2 */
+ MUX_VAL(CP(MMC2_DAT3), (IEN | PTU | EN | M0)); /* MMC2_DAT3 */
+ /* MMC2_DIR_DAT0 */
+ MUX_VAL(CP(MMC2_DAT4), (IDIS | PTD | DIS | M1));
+ /* MMC2_DIR_DAT1 */
+ MUX_VAL(CP(MMC2_DAT5), (IDIS | PTD | DIS | M1));
+ /* MMC2_DIR_CMD */
+ MUX_VAL(CP(MMC2_DAT6), (IDIS | PTD | DIS | M1));
+ /* MMC2_CLKIN */
+ MUX_VAL(CP(MMC2_DAT7), (IEN | PTU | EN | M1));
+ /* BLUETOOTH */
+ /* MCBSP3_DX */
+ MUX_VAL(CP(MCBSP3_DX), (IDIS | PTD | DIS | M0));
+ /* MCBSP3_DR */
+ MUX_VAL(CP(MCBSP3_DR), (IEN | PTD | DIS | M0));
+ /* MCBSP3_CLKX */
+ MUX_VAL(CP(MCBSP3_CLKX), (IEN | PTD | DIS | M0));
+ /* MCBSP3_FSX */
+ MUX_VAL(CP(MCBSP3_FSX), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(UART2_CTS), (IEN | PTU | EN | M0)); /* UART2_CTS */
+ MUX_VAL(CP(UART2_RTS), (IDIS | PTD | DIS | M0)); /* UART2_RTS */
+ MUX_VAL(CP(UART2_TX), (IDIS | PTD | DIS | M0)); /* UART2_TX */
+ MUX_VAL(CP(UART2_RX), (IEN | PTD | DIS | M0)); /* UART2_RX */
+ /* MODEM INTERFACE */
+ MUX_VAL(CP(UART1_TX), (IDIS | PTD | DIS | M0)); /* UART1_TX */
+ MUX_VAL(CP(UART1_RTS), (IDIS | PTD | DIS | M0)); /* UART1_RTS */
+ MUX_VAL(CP(UART1_CTS), (IEN | PTU | DIS | M0)); /* UART1_CTS */
+ MUX_VAL(CP(UART1_RX), (IEN | PTD | DIS | M0)); /* UART1_RX */
+ /* SSI1_DAT_RX */
+ MUX_VAL(CP(MCBSP4_CLKX), (IEN | PTD | DIS | M1));
+ MUX_VAL(CP(MCBSP4_DR), (IEN | PTD | DIS | M1)); /* SSI1_FLAG_RX */
+ MUX_VAL(CP(MCBSP4_DX), (IEN | PTD | DIS | M1)); /* SSI1_RDY_RX */
+ MUX_VAL(CP(MCBSP4_FSX), (IEN | PTD | DIS | M1)); /* SSI1_WAKE */
+ /* MCBSP1_CLKR */
+ MUX_VAL(CP(MCBSP1_CLKR), (IEN | PTD | DIS | M0));
+ /* GPIO_157 - BT_WKUP */
+ MUX_VAL(CP(MCBSP1_FSR), (IDIS | PTU | EN | M4));
+ /* MCBSP1_DX */
+ MUX_VAL(CP(MCBSP1_DX), (IDIS | PTD | DIS | M0));
+ MUX_VAL(CP(MCBSP1_DR), (IEN | PTD | DIS | M0)); /* MCBSP1_DR */
+ /* MCBSP_CLKS */
+ MUX_VAL(CP(MCBSP_CLKS), (IEN | PTU | DIS | M0));
+ /* MCBSP1_FSX */
+ MUX_VAL(CP(MCBSP1_FSX), (IEN | PTD | DIS | M0));
+ /* MCBSP1_CLKX */
+ MUX_VAL(CP(MCBSP1_CLKX), (IEN | PTD | DIS | M0));
+ /* SERIAL INTERFACE */
+ MUX_VAL(CP(I2C2_SCL), (IEN | PTU | EN | M0)); /* I2C2_SCL */
+ MUX_VAL(CP(I2C2_SDA), (IEN | PTU | EN | M0)); /* I2C2_SDA */
+ MUX_VAL(CP(I2C3_SCL), (IEN | PTU | EN | M0)); /* I2C3_SCL */
+ MUX_VAL(CP(I2C3_SDA), (IEN | PTU | EN | M0)); /* I2C3_SDA */
+ MUX_VAL(CP(I2C4_SCL), (IEN | PTU | EN | M0)); /* I2C4_SCL */
+ MUX_VAL(CP(I2C4_SDA), (IEN | PTU | EN | M0)); /* I2C4_SDA */
+ MUX_VAL(CP(HDQ_SIO), (IEN | PTU | EN | M0)); /* HDQ_SIO */
+ /* MCSPI1_CLK */
+ MUX_VAL(CP(MCSPI1_CLK), (IEN | PTD | DIS | M0));
+ /* MCSPI1_SIMO */
+ MUX_VAL(CP(MCSPI1_SIMO), (IEN | PTD | DIS | M0));
+ /* MCSPI1_SOMI */
+ MUX_VAL(CP(MCSPI1_SOMI), (IEN | PTD | DIS | M0));
+ /* MCSPI1_CS0 */
+ MUX_VAL(CP(MCSPI1_CS0), (IEN | PTD | EN | M0));
+ /* MCSPI1_CS1 */
+ MUX_VAL(CP(MCSPI1_CS1), (IDIS | PTD | EN | M0));
+ /* GPIO_176-NOR_DPD */
+ MUX_VAL(CP(MCSPI1_CS2), (IDIS | PTD | DIS | M4));
+ /* MCSPI1_CS3 */
+ MUX_VAL(CP(MCSPI1_CS3), (IEN | PTD | EN | M0));
+ /* MCSPI2_CLK */
+ MUX_VAL(CP(MCSPI2_CLK), (IEN | PTD | DIS | M0));
+ /* MCSPI2_SIMO */
+ MUX_VAL(CP(MCSPI2_SIMO), (IEN | PTD | DIS | M0));
+ /* MCSPI2_SOMI */
+ MUX_VAL(CP(MCSPI2_SOMI), (IEN | PTD | DIS | M0));
+ /* MCSPI2_CS0 */
+ MUX_VAL(CP(MCSPI2_CS0), (IEN | PTD | EN | M0));
+ /* MCSPI2_CS1 */
+ MUX_VAL(CP(MCSPI2_CS1), (IEN | PTD | EN | M0));
+
+ /* CONTROL AND DEBUG */
+ MUX_VAL(CP(SYS_32K), (IEN | PTD | DIS | M0)); /* SYS_32K */
+ MUX_VAL(CP(SYS_CLKREQ), (IEN | PTD | DIS | M0)); /* SYS_CLKREQ */
+ MUX_VAL(CP(SYS_NIRQ), (IEN | PTU | EN | M0)); /* SYS_NIRQ */
+ MUX_VAL(CP(SYS_BOOT0), (IEN | PTD | DIS | M4)); /* GPIO_2 - PEN_IRQ */
+ MUX_VAL(CP(SYS_BOOT1), (IEN | PTD | DIS | M4)); /* GPIO_3 */
+ MUX_VAL(CP(SYS_BOOT2), (IEN | PTD | DIS | M4)); /* GPIO_4 - MMC1_WP */
+ MUX_VAL(CP(SYS_BOOT3), (IEN | PTD | DIS | M4)); /* GPIO_5 - LCD_ENVDD */
+ MUX_VAL(CP(SYS_BOOT4), (IEN | PTD | DIS | M4)); /* GPIO_6 - LAN_INTR0 */
+ MUX_VAL(CP(SYS_BOOT5), (IEN | PTD | DIS | M4)); /* GPIO_7 - MMC2_WP */
+ /* GPIO_8-LCD_ENBKL */
+ MUX_VAL(CP(SYS_BOOT6), (IDIS | PTD | DIS | M4));
+ /* SYS_OFF_MODE */
+ MUX_VAL(CP(SYS_OFF_MODE), (IEN | PTD | DIS | M0));
+ /* SYS_CLKOUT1 */
+ MUX_VAL(CP(SYS_CLKOUT1), (IEN | PTD | DIS | M0));
+ MUX_VAL(CP(SYS_CLKOUT2), (IEN | PTU | EN | M4)); /* GPIO_186 */
+ MUX_VAL(CP(JTAG_NTRST), (IEN | PTD | DIS | M0)); /* JTAG_NTRST */
+ MUX_VAL(CP(JTAG_TCK), (IEN | PTD | DIS | M0)); /* JTAG_TCK */
+ MUX_VAL(CP(JTAG_TMS), (IEN | PTD | DIS | M0)); /* JTAG_TMS */
+ MUX_VAL(CP(JTAG_TDI), (IEN | PTD | DIS | M0)); /* JTAG_TDI */
+ MUX_VAL(CP(JTAG_EMU0), (IEN | PTD | DIS | M0)); /* JTAG_EMU0 */
+ MUX_VAL(CP(JTAG_EMU1), (IEN | PTD | DIS | M0)); /* JTAG_EMU1 */
+ /* HSUSB1_TLL_STP */
+ MUX_VAL(CP(ETK_CLK_ES2), (IDIS | PTU | EN | M0));
+ /* HSUSB1_TLL_CLK */
+ MUX_VAL(CP(ETK_CTL_ES2), (IDIS | PTD | DIS | M0));
+ /* HSUSB1_TLL_DATA0 */
+ MUX_VAL(CP(ETK_D0_ES2), (IEN | PTD | DIS | M1));
+ /* MCSPI3_CS0 */
+ MUX_VAL(CP(ETK_D1_ES2), (IEN | PTD | DIS | M1));
+ /* HSUSB1_TLL_DATA2 */
+ MUX_VAL(CP(ETK_D2_ES2), (IEN | PTD | EN | M1));
+ /* HSUSB1_TLL_DATA7 */
+ MUX_VAL(CP(ETK_D3_ES2), (IEN | PTD | DIS | M1));
+ /* HSUSB1_TLL_DATA4 */
+ MUX_VAL(CP(ETK_D4_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB1_TLL_DATA5 */
+ MUX_VAL(CP(ETK_D5_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB1_TLL_DATA6 */
+ MUX_VAL(CP(ETK_D6_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB1_TLL_DATA3 */
+ MUX_VAL(CP(ETK_D7_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB1_TLL_DIR */
+ MUX_VAL(CP(ETK_D8_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB1_TLL_NXT */
+ MUX_VAL(CP(ETK_D9_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB2_TLL_CLK */
+ MUX_VAL(CP(ETK_D10_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB2_TLL_STP */
+ MUX_VAL(CP(ETK_D11_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB2_TLL_DIR */
+ MUX_VAL(CP(ETK_D12_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB2_TLL_NXT */
+ MUX_VAL(CP(ETK_D13_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB2_TLL_DATA0 */
+ MUX_VAL(CP(ETK_D14_ES2), (IEN | PTD | DIS | M0));
+ /* HSUSB2_TLL_DATA1 */
+ MUX_VAL(CP(ETK_D15_ES2), (IEN | PTD | DIS | M0));
+
+ /* DIE TO DIE */
+ MUX_VAL(CP(D2D_MCAD0), (IEN | PTD | EN | M0)); /* D2D_MCAD0 */
+ MUX_VAL(CP(D2D_MCAD1), (IEN | PTD | EN | M0)); /* D2D_MCAD1 */
+ MUX_VAL(CP(D2D_MCAD2), (IEN | PTD | EN | M0)); /* D2D_MCAD2 */
+ MUX_VAL(CP(D2D_MCAD3), (IEN | PTD | EN | M0)); /* D2D_MCAD3 */
+ MUX_VAL(CP(D2D_MCAD4), (IEN | PTD | EN | M0)); /* D2D_MCAD4 */
+ MUX_VAL(CP(D2D_MCAD5), (IEN | PTD | EN | M0)); /* D2D_MCAD5 */
+ MUX_VAL(CP(D2D_MCAD6), (IEN | PTD | EN | M0)); /* D2D_MCAD6 */
+ MUX_VAL(CP(D2D_MCAD7), (IEN | PTD | EN | M0)); /* D2D_MCAD7 */
+ MUX_VAL(CP(D2D_MCAD8), (IEN | PTD | EN | M0)); /* D2D_MCAD8 */
+ MUX_VAL(CP(D2D_MCAD9), (IEN | PTD | EN | M0)); /* D2D_MCAD9 */
+ MUX_VAL(CP(D2D_MCAD10), (IEN | PTD | EN | M0)); /* D2D_MCAD10 */
+ MUX_VAL(CP(D2D_MCAD11), (IEN | PTD | EN | M0)); /* D2D_MCAD11 */
+ MUX_VAL(CP(D2D_MCAD12), (IEN | PTD | EN | M0)); /* D2D_MCAD12 */
+ MUX_VAL(CP(D2D_MCAD13), (IEN | PTD | EN | M0)); /* D2D_MCAD13 */
+ MUX_VAL(CP(D2D_MCAD14), (IEN | PTD | EN | M0)); /* D2D_MCAD14 */
+ MUX_VAL(CP(D2D_MCAD15), (IEN | PTD | EN | M0)); /* D2D_MCAD15 */
+ MUX_VAL(CP(D2D_MCAD16), (IEN | PTD | EN | M0)); /* D2D_MCAD16 */
+ MUX_VAL(CP(D2D_MCAD17), (IEN | PTD | EN | M0)); /* D2D_MCAD17 */
+ MUX_VAL(CP(D2D_MCAD18), (IEN | PTD | EN | M0)); /* D2D_MCAD18 */
+ MUX_VAL(CP(D2D_MCAD19), (IEN | PTD | EN | M0)); /* D2D_MCAD19 */
+ MUX_VAL(CP(D2D_MCAD20), (IEN | PTD | EN | M0)); /* D2D_MCAD20 */
+ MUX_VAL(CP(D2D_MCAD21), (IEN | PTD | EN | M0)); /* D2D_MCAD21 */
+ MUX_VAL(CP(D2D_MCAD22), (IEN | PTD | EN | M0)); /* D2D_MCAD22 */
+ MUX_VAL(CP(D2D_MCAD23), (IEN | PTD | EN | M0)); /* D2D_MCAD23 */
+ MUX_VAL(CP(D2D_MCAD24), (IEN | PTD | EN | M0)); /* D2D_MCAD24 */
+ MUX_VAL(CP(D2D_MCAD25), (IEN | PTD | EN | M0)); /* D2D_MCAD25 */
+ MUX_VAL(CP(D2D_MCAD26), (IEN | PTD | EN | M0)); /* D2D_MCAD26 */
+ MUX_VAL(CP(D2D_MCAD27), (IEN | PTD | EN | M0)); /* D2D_MCAD27 */
+ MUX_VAL(CP(D2D_MCAD28), (IEN | PTD | EN | M0)); /* D2D_MCAD28 */
+ MUX_VAL(CP(D2D_MCAD29), (IEN | PTD | EN | M0)); /* D2D_MCAD29 */
+ MUX_VAL(CP(D2D_MCAD30), (IEN | PTD | EN | M0)); /* D2D_MCAD30 */
+ MUX_VAL(CP(D2D_MCAD31), (IEN | PTD | EN | M0)); /* D2D_MCAD31 */
+ MUX_VAL(CP(D2D_MCAD32), (IEN | PTD | EN | M0)); /* D2D_MCAD32 */
+ MUX_VAL(CP(D2D_MCAD33), (IEN | PTD | EN | M0)); /* D2D_MCAD33 */
+ MUX_VAL(CP(D2D_MCAD34), (IEN | PTD | EN | M0)); /* D2D_MCAD34 */
+ MUX_VAL(CP(D2D_MCAD35), (IEN | PTD | EN | M0)); /* D2D_MCAD35 */
+ MUX_VAL(CP(D2D_MCAD36), (IEN | PTD | EN | M0)); /* D2D_MCAD36 */
+ /* D2D_CLK26MI */
+ MUX_VAL(CP(D2D_CLK26MI), (IEN | PTD | DIS | M0));
+ /* D2D_NRESPWRON */
+ MUX_VAL(CP(D2D_NRESPWRON), (IEN | PTD | EN | M0));
+ /* D2D_NRESWARM */
+ MUX_VAL(CP(D2D_NRESWARM), (IEN | PTU | EN | M0));
+ /* D2D_ARM9NIRQ */
+ MUX_VAL(CP(D2D_ARM9NIRQ), (IEN | PTD | DIS | M0));
+ /* D2D_UMA2P6FIQ */
+ MUX_VAL(CP(D2D_UMA2P6FIQ), (IEN | PTD | DIS | M0));
+ /* D2D_SPINT */
+ MUX_VAL(CP(D2D_SPINT), (IEN | PTD | EN | M0));
+ /* D2D_FRINT */
+ MUX_VAL(CP(D2D_FRINT), (IEN | PTD | EN | M0));
+ /* D2D_DMAREQ0 */
+ MUX_VAL(CP(D2D_DMAREQ0), (IEN | PTD | DIS | M0));
+ /* D2D_DMAREQ1 */
+ MUX_VAL(CP(D2D_DMAREQ1), (IEN | PTD | DIS | M0));
+ /* D2D_DMAREQ2 */
+ MUX_VAL(CP(D2D_DMAREQ2), (IEN | PTD | DIS | M0));
+ /* D2D_DMAREQ3 */
+ MUX_VAL(CP(D2D_DMAREQ3), (IEN | PTD | DIS | M0));
+ /* D2D_N3GTRST */
+ MUX_VAL(CP(D2D_N3GTRST), (IEN | PTD | DIS | M0));
+ /* D2D_N3GTDI */
+ MUX_VAL(CP(D2D_N3GTDI), (IEN | PTD | DIS | M0));
+ /* D2D_N3GTDO */
+ MUX_VAL(CP(D2D_N3GTDO), (IEN | PTD | DIS | M0));
+ /* D2D_N3GTMS */
+ MUX_VAL(CP(D2D_N3GTMS), (IEN | PTD | DIS | M0));
+ /* D2D_N3GTCK */
+ MUX_VAL(CP(D2D_N3GTCK), (IEN | PTD | DIS | M0));
+ /* D2D_N3GRTCK */
+ MUX_VAL(CP(D2D_N3GRTCK), (IEN | PTD | DIS | M0));
+ /* D2D_MSTDBY */
+ MUX_VAL(CP(D2D_MSTDBY), (IEN | PTU | EN | M0));
+ /* D2D_SWAKEUP */
+ MUX_VAL(CP(D2D_SWAKEUP), (IEN | PTD | EN | M0));
+ /* D2D_IDLEREQ */
+ MUX_VAL(CP(D2D_IDLEREQ), (IEN | PTD | DIS | M0));
+ /* D2D_IDLEACK */
+ MUX_VAL(CP(D2D_IDLEACK), (IEN | PTU | EN | M0));
+ /* D2D_MWRITE */
+ MUX_VAL(CP(D2D_MWRITE), (IEN | PTD | DIS | M0));
+ /* D2D_SWRITE */
+ MUX_VAL(CP(D2D_SWRITE), (IEN | PTD | DIS | M0));
+ /* D2D_MREAD */
+ MUX_VAL(CP(D2D_MREAD), (IEN | PTD | DIS | M0));
+ /* D2D_SREAD */
+ MUX_VAL(CP(D2D_SREAD), (IEN | PTD | DIS | M0));
+ /* D2D_MBUSFLAG */
+ MUX_VAL(CP(D2D_MBUSFLAG), (IEN | PTD | DIS | M0));
+ /* D2D_SBUSFLAG */
+ MUX_VAL(CP(D2D_SBUSFLAG), (IEN | PTD | DIS | M0));
+ /* SDRC_CKE0 */
+ MUX_VAL(CP(SDRC_CKE0), (IDIS | PTU | EN | M0));
+ /* SDRC_CKE1 NOT USED */
+ MUX_VAL(CP(SDRC_CKE1), (IDIS | PTD | DIS | M7));
+#endif /* CONFIG_MACH_OMAP_ADVANCED_MUX */
+}
+
+/**
+ * @brief The basic entry point for board initialization.
+ *
+ * This is called as part of machine init (after arch init).
+ * This is again called with stack in SRAM, so not too many
+ * constructs possible here.
+ *
+ * @return void
+ */
+static int sdp343x_board_init(void)
+{
+ int in_sdram = running_in_sdram();
+
+ if (!in_sdram)
+ omap3_core_init();
+
+ mux_config();
+ if (!in_sdram)
+ sdrc_init();
+
+ return 0;
+}
+pure_initcall(sdp343x_board_init);
--
1.7.10.4
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^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH 5/6] ARM am33xx beaglebone: move lowlevel code to lowlevel.c
2013-01-29 8:48 [PATCH] ARM OMAP: move lowlevel board code to lowlevel.c Sascha Hauer
` (3 preceding siblings ...)
2013-01-29 8:49 ` [PATCH 4/6] ARM omap3 omap3evm: " Sascha Hauer
@ 2013-01-29 8:49 ` Sascha Hauer
2013-01-29 8:49 ` [PATCH 6/6] ARM omap3 beagle: Compile xload defconfig in Thumb2 mode Sascha Hauer
5 siblings, 0 replies; 7+ messages in thread
From: Sascha Hauer @ 2013-01-29 8:49 UTC (permalink / raw)
To: barebox
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boards/beaglebone/Makefile | 2 +
arch/arm/boards/beaglebone/board.c | 240 -------------------------------
arch/arm/boards/beaglebone/lowlevel.c | 248 +++++++++++++++++++++++++++++++++
3 files changed, 250 insertions(+), 240 deletions(-)
create mode 100644 arch/arm/boards/beaglebone/lowlevel.c
diff --git a/arch/arm/boards/beaglebone/Makefile b/arch/arm/boards/beaglebone/Makefile
index dcfc293..88c223a 100644
--- a/arch/arm/boards/beaglebone/Makefile
+++ b/arch/arm/boards/beaglebone/Makefile
@@ -1 +1,3 @@
obj-y += board.o
+obj-y += lowlevel.o
+pbl-y += lowlevel.o
diff --git a/arch/arm/boards/beaglebone/board.c b/arch/arm/boards/beaglebone/board.c
index f9ac7a4..6eb2c0a 100644
--- a/arch/arm/boards/beaglebone/board.c
+++ b/arch/arm/boards/beaglebone/board.c
@@ -48,246 +48,6 @@
#include <mach/am33xx-mux.h>
#include <mach/wdt.h>
-/* UART Defines */
-#define UART_SYSCFG_OFFSET (0x54)
-#define UART_SYSSTS_OFFSET (0x58)
-
-#define UART_RESET (0x1 << 1)
-#define UART_CLK_RUNNING_MASK 0x1
-#define UART_SMART_IDLE_EN (0x1 << 0x3)
-
-/* AM335X EMIF Register values */
-#define EMIF_SDMGT 0x80000000
-#define EMIF_SDRAM 0x00004650
-#define EMIF_PHYCFG 0x2
-#define DDR_PHY_RESET (0x1 << 10)
-#define DDR_FUNCTIONAL_MODE_EN 0x1
-#define DDR_PHY_READY (0x1 << 2)
-#define VTP_CTRL_READY (0x1 << 5)
-#define VTP_CTRL_ENABLE (0x1 << 6)
-#define VTP_CTRL_LOCK_EN (0x1 << 4)
-#define VTP_CTRL_START_EN (0x1)
-#define DDR2_RATIO 0x80 /* for mDDR */
-#define CMD_FORCE 0x00 /* common #def */
-#define CMD_DELAY 0x00
-
-#define EMIF_READ_LATENCY 0x05
-#define EMIF_TIM1 0x0666B3D6
-#define EMIF_TIM2 0x143731DA
-#define EMIF_TIM3 0x00000347
-#define EMIF_SDCFG 0x43805332
-#define EMIF_SDREF 0x0000081a
-#define DDR2_DLL_LOCK_DIFF 0x0
-#define DDR2_RD_DQS 0x12
-#define DDR2_PHY_FIFO_WE 0x80
-
-#define DDR2_INVERT_CLKOUT 0x00
-#define DDR2_WR_DQS 0x00
-#define DDR2_PHY_WRLVL 0x00
-#define DDR2_PHY_GATELVL 0x00
-#define DDR2_PHY_WR_DATA 0x40
-#define PHY_RANK0_DELAY 0x01
-#define PHY_DLL_LOCK_DIFF 0x0
-#define DDR_IOCTRL_VALUE 0x18B
-
-static void beaglebone_data_macro_config(int dataMacroNum)
-{
- u32 BaseAddrOffset = 0x00;;
-
- if (dataMacroNum == 1)
- BaseAddrOffset = 0xA4;
-
- __raw_writel(((DDR2_RD_DQS<<30)|(DDR2_RD_DQS<<20)
- |(DDR2_RD_DQS<<10)|(DDR2_RD_DQS<<0)),
- (AM33XX_DATA0_RD_DQS_SLAVE_RATIO_0 + BaseAddrOffset));
- __raw_writel(DDR2_RD_DQS>>2,
- (AM33XX_DATA0_RD_DQS_SLAVE_RATIO_1 + BaseAddrOffset));
- __raw_writel(((DDR2_WR_DQS<<30)|(DDR2_WR_DQS<<20)
- |(DDR2_WR_DQS<<10)|(DDR2_WR_DQS<<0)),
- (AM33XX_DATA0_WR_DQS_SLAVE_RATIO_0 + BaseAddrOffset));
- __raw_writel(DDR2_WR_DQS>>2,
- (AM33XX_DATA0_WR_DQS_SLAVE_RATIO_1 + BaseAddrOffset));
- __raw_writel(((DDR2_PHY_WRLVL<<30)|(DDR2_PHY_WRLVL<<20)
- |(DDR2_PHY_WRLVL<<10)|(DDR2_PHY_WRLVL<<0)),
- (AM33XX_DATA0_WRLVL_INIT_RATIO_0 + BaseAddrOffset));
- __raw_writel(DDR2_PHY_WRLVL>>2,
- (AM33XX_DATA0_WRLVL_INIT_RATIO_1 + BaseAddrOffset));
- __raw_writel(((DDR2_PHY_GATELVL<<30)|(DDR2_PHY_GATELVL<<20)
- |(DDR2_PHY_GATELVL<<10)|(DDR2_PHY_GATELVL<<0)),
- (AM33XX_DATA0_GATELVL_INIT_RATIO_0 + BaseAddrOffset));
- __raw_writel(DDR2_PHY_GATELVL>>2,
- (AM33XX_DATA0_GATELVL_INIT_RATIO_1 + BaseAddrOffset));
- __raw_writel(((DDR2_PHY_FIFO_WE<<30)|(DDR2_PHY_FIFO_WE<<20)
- |(DDR2_PHY_FIFO_WE<<10)|(DDR2_PHY_FIFO_WE<<0)),
- (AM33XX_DATA0_FIFO_WE_SLAVE_RATIO_0 + BaseAddrOffset));
- __raw_writel(DDR2_PHY_FIFO_WE>>2,
- (AM33XX_DATA0_FIFO_WE_SLAVE_RATIO_1 + BaseAddrOffset));
- __raw_writel(((DDR2_PHY_WR_DATA<<30)|(DDR2_PHY_WR_DATA<<20)
- |(DDR2_PHY_WR_DATA<<10)|(DDR2_PHY_WR_DATA<<0)),
- (AM33XX_DATA0_WR_DATA_SLAVE_RATIO_0 + BaseAddrOffset));
- __raw_writel(DDR2_PHY_WR_DATA>>2,
- (AM33XX_DATA0_WR_DATA_SLAVE_RATIO_1 + BaseAddrOffset));
- __raw_writel(PHY_DLL_LOCK_DIFF,
- (AM33XX_DATA0_DLL_LOCK_DIFF_0 + BaseAddrOffset));
-}
-
-static void beaglebone_cmd_macro_config(void)
-{
- __raw_writel(DDR2_RATIO, AM33XX_CMD0_CTRL_SLAVE_RATIO_0);
- __raw_writel(CMD_FORCE, AM33XX_CMD0_CTRL_SLAVE_FORCE_0);
- __raw_writel(CMD_DELAY, AM33XX_CMD0_CTRL_SLAVE_DELAY_0);
- __raw_writel(DDR2_DLL_LOCK_DIFF, AM33XX_CMD0_DLL_LOCK_DIFF_0);
- __raw_writel(DDR2_INVERT_CLKOUT, AM33XX_CMD0_INVERT_CLKOUT_0);
-
- __raw_writel(DDR2_RATIO, AM33XX_CMD1_CTRL_SLAVE_RATIO_0);
- __raw_writel(CMD_FORCE, AM33XX_CMD1_CTRL_SLAVE_FORCE_0);
- __raw_writel(CMD_DELAY, AM33XX_CMD1_CTRL_SLAVE_DELAY_0);
- __raw_writel(DDR2_DLL_LOCK_DIFF, AM33XX_CMD1_DLL_LOCK_DIFF_0);
- __raw_writel(DDR2_INVERT_CLKOUT, AM33XX_CMD1_INVERT_CLKOUT_0);
-
- __raw_writel(DDR2_RATIO, AM33XX_CMD2_CTRL_SLAVE_RATIO_0);
- __raw_writel(CMD_FORCE, AM33XX_CMD2_CTRL_SLAVE_FORCE_0);
- __raw_writel(CMD_DELAY, AM33XX_CMD2_CTRL_SLAVE_DELAY_0);
- __raw_writel(DDR2_DLL_LOCK_DIFF, AM33XX_CMD2_DLL_LOCK_DIFF_0);
- __raw_writel(DDR2_INVERT_CLKOUT, AM33XX_CMD2_INVERT_CLKOUT_0);
-}
-
-static void beaglebone_config_vtp(void)
-{
- __raw_writel(__raw_readl(AM33XX_VTP0_CTRL_REG) | VTP_CTRL_ENABLE,
- AM33XX_VTP0_CTRL_REG);
- __raw_writel(__raw_readl(AM33XX_VTP0_CTRL_REG) & (~VTP_CTRL_START_EN),
- AM33XX_VTP0_CTRL_REG);
- __raw_writel(__raw_readl(AM33XX_VTP0_CTRL_REG) | VTP_CTRL_START_EN,
- AM33XX_VTP0_CTRL_REG);
-
- /* Poll for READY */
- while ((__raw_readl(AM33XX_VTP0_CTRL_REG) & VTP_CTRL_READY) != VTP_CTRL_READY);
-}
-
-static void beaglebone_config_emif_ddr2(void)
-{
- u32 i;
-
- /*Program EMIF0 CFG Registers*/
- __raw_writel(EMIF_READ_LATENCY, AM33XX_EMIF4_0_REG(DDR_PHY_CTRL_1));
- __raw_writel(EMIF_READ_LATENCY, AM33XX_EMIF4_0_REG(DDR_PHY_CTRL_1_SHADOW));
- __raw_writel(EMIF_READ_LATENCY, AM33XX_EMIF4_0_REG(DDR_PHY_CTRL_2));
- __raw_writel(EMIF_TIM1, AM33XX_EMIF4_0_REG(SDRAM_TIM_1));
- __raw_writel(EMIF_TIM1, AM33XX_EMIF4_0_REG(SDRAM_TIM_1_SHADOW));
- __raw_writel(EMIF_TIM2, AM33XX_EMIF4_0_REG(SDRAM_TIM_2));
- __raw_writel(EMIF_TIM2, AM33XX_EMIF4_0_REG(SDRAM_TIM_2_SHADOW));
- __raw_writel(EMIF_TIM3, AM33XX_EMIF4_0_REG(SDRAM_TIM_3));
- __raw_writel(EMIF_TIM3, AM33XX_EMIF4_0_REG(SDRAM_TIM_3_SHADOW));
-
- __raw_writel(EMIF_SDCFG, AM33XX_EMIF4_0_REG(SDRAM_CONFIG));
- __raw_writel(EMIF_SDCFG, AM33XX_EMIF4_0_REG(SDRAM_CONFIG2));
-
- /* __raw_writel(EMIF_SDMGT, EMIF0_0_SDRAM_MGMT_CTRL);
- __raw_writel(EMIF_SDMGT, EMIF0_0_SDRAM_MGMT_CTRL_SHD); */
- __raw_writel(0x00004650, AM33XX_EMIF4_0_REG(SDRAM_REF_CTRL));
- __raw_writel(0x00004650, AM33XX_EMIF4_0_REG(SDRAM_REF_CTRL_SHADOW));
-
- for (i = 0; i < 5000; i++) {
-
- }
-
- /* __raw_writel(EMIF_SDMGT, EMIF0_0_SDRAM_MGMT_CTRL);
- __raw_writel(EMIF_SDMGT, EMIF0_0_SDRAM_MGMT_CTRL_SHD); */
- __raw_writel(EMIF_SDREF, AM33XX_EMIF4_0_REG(SDRAM_REF_CTRL));
- __raw_writel(EMIF_SDREF, AM33XX_EMIF4_0_REG(SDRAM_REF_CTRL_SHADOW));
-
- __raw_writel(EMIF_SDCFG, AM33XX_EMIF4_0_REG(SDRAM_CONFIG));
- __raw_writel(EMIF_SDCFG, AM33XX_EMIF4_0_REG(SDRAM_CONFIG2));
-}
-
-static void beaglebone_config_ddr(void)
-{
- enable_ddr_clocks();
-
- beaglebone_config_vtp();
-
- beaglebone_cmd_macro_config();
- beaglebone_data_macro_config(0);
- beaglebone_data_macro_config(1);
-
- __raw_writel(PHY_RANK0_DELAY, AM33XX_DATA0_RANK0_DELAYS_0);
- __raw_writel(PHY_RANK0_DELAY, AM33XX_DATA1_RANK0_DELAYS_0);
-
- __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_CMD0_IOCTRL);
- __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_CMD1_IOCTRL);
- __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_CMD2_IOCTRL);
- __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_DATA0_IOCTRL);
- __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_DATA1_IOCTRL);
-
- __raw_writel(__raw_readl(AM33XX_DDR_IO_CTRL) & 0xefffffff, AM33XX_DDR_IO_CTRL);
- __raw_writel(__raw_readl(AM33XX_DDR_CKE_CTRL) | 0x00000001, AM33XX_DDR_CKE_CTRL);
-
- beaglebone_config_emif_ddr2();
-}
-
-/*
- * early system init of muxing and clocks.
- */
-void beaglebone_sram_init(void)
-{
- u32 regVal, uart_base;
-
- /* Setup the PLLs and the clocks for the peripherals */
- pll_init();
-
- beaglebone_config_ddr();
-
- /* UART softreset */
- uart_base = AM33XX_UART0_BASE;
-
- regVal = __raw_readl(uart_base + UART_SYSCFG_OFFSET);
- regVal |= UART_RESET;
- __raw_writel(regVal, (uart_base + UART_SYSCFG_OFFSET) );
- while ((__raw_readl(uart_base + UART_SYSSTS_OFFSET) &
- UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK);
-
- /* Disable smart idle */
- regVal = __raw_readl((uart_base + UART_SYSCFG_OFFSET));
- regVal |= UART_SMART_IDLE_EN;
- __raw_writel(regVal, (uart_base + UART_SYSCFG_OFFSET));
-}
-
-
-/**
- * @brief The basic entry point for board initialization.
- *
- * This is called as part of machine init (after arch init).
- * This is again called with stack in SRAM, so not too many
- * constructs possible here.
- *
- * @return void
- */
-static int beaglebone_board_init(void)
-{
- int in_sdram = running_in_sdram();
-
- /* WDT1 is already running when the bootloader gets control
- * Disable it to avoid "random" resets
- */
- __raw_writel(WDT_DISABLE_CODE1, AM33XX_WDT_REG(WSPR));
- while(__raw_readl(AM33XX_WDT_REG(WWPS)) != 0x0);
- __raw_writel(WDT_DISABLE_CODE2, AM33XX_WDT_REG(WSPR));
- while(__raw_readl(AM33XX_WDT_REG(WWPS)) != 0x0);
-
- /* Dont reconfigure SDRAM while running in SDRAM! */
- if (!in_sdram)
- beaglebone_sram_init();
-
- /* Enable pin mux */
- enable_uart0_pin_mux();
-
- return 0;
-}
-pure_initcall(beaglebone_board_init);
-
-/******************** Board Run Time *******************/
-
#ifdef CONFIG_DRIVER_SERIAL_NS16550
/**
diff --git a/arch/arm/boards/beaglebone/lowlevel.c b/arch/arm/boards/beaglebone/lowlevel.c
new file mode 100644
index 0000000..d446e8d
--- /dev/null
+++ b/arch/arm/boards/beaglebone/lowlevel.c
@@ -0,0 +1,248 @@
+#include <init.h>
+#include <sizes.h>
+#include <io.h>
+#include <mach/am33xx-silicon.h>
+#include <mach/am33xx-clock.h>
+#include <mach/sdrc.h>
+#include <mach/sys_info.h>
+#include <mach/syslib.h>
+#include <mach/am33xx-mux.h>
+#include <mach/wdt.h>
+
+/* UART Defines */
+#define UART_SYSCFG_OFFSET (0x54)
+#define UART_SYSSTS_OFFSET (0x58)
+
+#define UART_RESET (0x1 << 1)
+#define UART_CLK_RUNNING_MASK 0x1
+#define UART_SMART_IDLE_EN (0x1 << 0x3)
+
+/* AM335X EMIF Register values */
+#define EMIF_SDMGT 0x80000000
+#define EMIF_SDRAM 0x00004650
+#define EMIF_PHYCFG 0x2
+#define DDR_PHY_RESET (0x1 << 10)
+#define DDR_FUNCTIONAL_MODE_EN 0x1
+#define DDR_PHY_READY (0x1 << 2)
+#define VTP_CTRL_READY (0x1 << 5)
+#define VTP_CTRL_ENABLE (0x1 << 6)
+#define VTP_CTRL_LOCK_EN (0x1 << 4)
+#define VTP_CTRL_START_EN (0x1)
+#define DDR2_RATIO 0x80 /* for mDDR */
+#define CMD_FORCE 0x00 /* common #def */
+#define CMD_DELAY 0x00
+
+#define EMIF_READ_LATENCY 0x05
+#define EMIF_TIM1 0x0666B3D6
+#define EMIF_TIM2 0x143731DA
+#define EMIF_TIM3 0x00000347
+#define EMIF_SDCFG 0x43805332
+#define EMIF_SDREF 0x0000081a
+#define DDR2_DLL_LOCK_DIFF 0x0
+#define DDR2_RD_DQS 0x12
+#define DDR2_PHY_FIFO_WE 0x80
+
+#define DDR2_INVERT_CLKOUT 0x00
+#define DDR2_WR_DQS 0x00
+#define DDR2_PHY_WRLVL 0x00
+#define DDR2_PHY_GATELVL 0x00
+#define DDR2_PHY_WR_DATA 0x40
+#define PHY_RANK0_DELAY 0x01
+#define PHY_DLL_LOCK_DIFF 0x0
+#define DDR_IOCTRL_VALUE 0x18B
+
+static void beaglebone_data_macro_config(int dataMacroNum)
+{
+ u32 BaseAddrOffset = 0x00;;
+
+ if (dataMacroNum == 1)
+ BaseAddrOffset = 0xA4;
+
+ __raw_writel(((DDR2_RD_DQS<<30)|(DDR2_RD_DQS<<20)
+ |(DDR2_RD_DQS<<10)|(DDR2_RD_DQS<<0)),
+ (AM33XX_DATA0_RD_DQS_SLAVE_RATIO_0 + BaseAddrOffset));
+ __raw_writel(DDR2_RD_DQS>>2,
+ (AM33XX_DATA0_RD_DQS_SLAVE_RATIO_1 + BaseAddrOffset));
+ __raw_writel(((DDR2_WR_DQS<<30)|(DDR2_WR_DQS<<20)
+ |(DDR2_WR_DQS<<10)|(DDR2_WR_DQS<<0)),
+ (AM33XX_DATA0_WR_DQS_SLAVE_RATIO_0 + BaseAddrOffset));
+ __raw_writel(DDR2_WR_DQS>>2,
+ (AM33XX_DATA0_WR_DQS_SLAVE_RATIO_1 + BaseAddrOffset));
+ __raw_writel(((DDR2_PHY_WRLVL<<30)|(DDR2_PHY_WRLVL<<20)
+ |(DDR2_PHY_WRLVL<<10)|(DDR2_PHY_WRLVL<<0)),
+ (AM33XX_DATA0_WRLVL_INIT_RATIO_0 + BaseAddrOffset));
+ __raw_writel(DDR2_PHY_WRLVL>>2,
+ (AM33XX_DATA0_WRLVL_INIT_RATIO_1 + BaseAddrOffset));
+ __raw_writel(((DDR2_PHY_GATELVL<<30)|(DDR2_PHY_GATELVL<<20)
+ |(DDR2_PHY_GATELVL<<10)|(DDR2_PHY_GATELVL<<0)),
+ (AM33XX_DATA0_GATELVL_INIT_RATIO_0 + BaseAddrOffset));
+ __raw_writel(DDR2_PHY_GATELVL>>2,
+ (AM33XX_DATA0_GATELVL_INIT_RATIO_1 + BaseAddrOffset));
+ __raw_writel(((DDR2_PHY_FIFO_WE<<30)|(DDR2_PHY_FIFO_WE<<20)
+ |(DDR2_PHY_FIFO_WE<<10)|(DDR2_PHY_FIFO_WE<<0)),
+ (AM33XX_DATA0_FIFO_WE_SLAVE_RATIO_0 + BaseAddrOffset));
+ __raw_writel(DDR2_PHY_FIFO_WE>>2,
+ (AM33XX_DATA0_FIFO_WE_SLAVE_RATIO_1 + BaseAddrOffset));
+ __raw_writel(((DDR2_PHY_WR_DATA<<30)|(DDR2_PHY_WR_DATA<<20)
+ |(DDR2_PHY_WR_DATA<<10)|(DDR2_PHY_WR_DATA<<0)),
+ (AM33XX_DATA0_WR_DATA_SLAVE_RATIO_0 + BaseAddrOffset));
+ __raw_writel(DDR2_PHY_WR_DATA>>2,
+ (AM33XX_DATA0_WR_DATA_SLAVE_RATIO_1 + BaseAddrOffset));
+ __raw_writel(PHY_DLL_LOCK_DIFF,
+ (AM33XX_DATA0_DLL_LOCK_DIFF_0 + BaseAddrOffset));
+}
+
+static void beaglebone_cmd_macro_config(void)
+{
+ __raw_writel(DDR2_RATIO, AM33XX_CMD0_CTRL_SLAVE_RATIO_0);
+ __raw_writel(CMD_FORCE, AM33XX_CMD0_CTRL_SLAVE_FORCE_0);
+ __raw_writel(CMD_DELAY, AM33XX_CMD0_CTRL_SLAVE_DELAY_0);
+ __raw_writel(DDR2_DLL_LOCK_DIFF, AM33XX_CMD0_DLL_LOCK_DIFF_0);
+ __raw_writel(DDR2_INVERT_CLKOUT, AM33XX_CMD0_INVERT_CLKOUT_0);
+
+ __raw_writel(DDR2_RATIO, AM33XX_CMD1_CTRL_SLAVE_RATIO_0);
+ __raw_writel(CMD_FORCE, AM33XX_CMD1_CTRL_SLAVE_FORCE_0);
+ __raw_writel(CMD_DELAY, AM33XX_CMD1_CTRL_SLAVE_DELAY_0);
+ __raw_writel(DDR2_DLL_LOCK_DIFF, AM33XX_CMD1_DLL_LOCK_DIFF_0);
+ __raw_writel(DDR2_INVERT_CLKOUT, AM33XX_CMD1_INVERT_CLKOUT_0);
+
+ __raw_writel(DDR2_RATIO, AM33XX_CMD2_CTRL_SLAVE_RATIO_0);
+ __raw_writel(CMD_FORCE, AM33XX_CMD2_CTRL_SLAVE_FORCE_0);
+ __raw_writel(CMD_DELAY, AM33XX_CMD2_CTRL_SLAVE_DELAY_0);
+ __raw_writel(DDR2_DLL_LOCK_DIFF, AM33XX_CMD2_DLL_LOCK_DIFF_0);
+ __raw_writel(DDR2_INVERT_CLKOUT, AM33XX_CMD2_INVERT_CLKOUT_0);
+}
+
+static void beaglebone_config_vtp(void)
+{
+ __raw_writel(__raw_readl(AM33XX_VTP0_CTRL_REG) | VTP_CTRL_ENABLE,
+ AM33XX_VTP0_CTRL_REG);
+ __raw_writel(__raw_readl(AM33XX_VTP0_CTRL_REG) & (~VTP_CTRL_START_EN),
+ AM33XX_VTP0_CTRL_REG);
+ __raw_writel(__raw_readl(AM33XX_VTP0_CTRL_REG) | VTP_CTRL_START_EN,
+ AM33XX_VTP0_CTRL_REG);
+
+ /* Poll for READY */
+ while ((__raw_readl(AM33XX_VTP0_CTRL_REG) & VTP_CTRL_READY) != VTP_CTRL_READY);
+}
+
+static void beaglebone_config_emif_ddr2(void)
+{
+ u32 i;
+
+ /*Program EMIF0 CFG Registers*/
+ __raw_writel(EMIF_READ_LATENCY, AM33XX_EMIF4_0_REG(DDR_PHY_CTRL_1));
+ __raw_writel(EMIF_READ_LATENCY, AM33XX_EMIF4_0_REG(DDR_PHY_CTRL_1_SHADOW));
+ __raw_writel(EMIF_READ_LATENCY, AM33XX_EMIF4_0_REG(DDR_PHY_CTRL_2));
+ __raw_writel(EMIF_TIM1, AM33XX_EMIF4_0_REG(SDRAM_TIM_1));
+ __raw_writel(EMIF_TIM1, AM33XX_EMIF4_0_REG(SDRAM_TIM_1_SHADOW));
+ __raw_writel(EMIF_TIM2, AM33XX_EMIF4_0_REG(SDRAM_TIM_2));
+ __raw_writel(EMIF_TIM2, AM33XX_EMIF4_0_REG(SDRAM_TIM_2_SHADOW));
+ __raw_writel(EMIF_TIM3, AM33XX_EMIF4_0_REG(SDRAM_TIM_3));
+ __raw_writel(EMIF_TIM3, AM33XX_EMIF4_0_REG(SDRAM_TIM_3_SHADOW));
+
+ __raw_writel(EMIF_SDCFG, AM33XX_EMIF4_0_REG(SDRAM_CONFIG));
+ __raw_writel(EMIF_SDCFG, AM33XX_EMIF4_0_REG(SDRAM_CONFIG2));
+
+ /* __raw_writel(EMIF_SDMGT, EMIF0_0_SDRAM_MGMT_CTRL);
+ __raw_writel(EMIF_SDMGT, EMIF0_0_SDRAM_MGMT_CTRL_SHD); */
+ __raw_writel(0x00004650, AM33XX_EMIF4_0_REG(SDRAM_REF_CTRL));
+ __raw_writel(0x00004650, AM33XX_EMIF4_0_REG(SDRAM_REF_CTRL_SHADOW));
+
+ for (i = 0; i < 5000; i++) {
+
+ }
+
+ /* __raw_writel(EMIF_SDMGT, EMIF0_0_SDRAM_MGMT_CTRL);
+ __raw_writel(EMIF_SDMGT, EMIF0_0_SDRAM_MGMT_CTRL_SHD); */
+ __raw_writel(EMIF_SDREF, AM33XX_EMIF4_0_REG(SDRAM_REF_CTRL));
+ __raw_writel(EMIF_SDREF, AM33XX_EMIF4_0_REG(SDRAM_REF_CTRL_SHADOW));
+
+ __raw_writel(EMIF_SDCFG, AM33XX_EMIF4_0_REG(SDRAM_CONFIG));
+ __raw_writel(EMIF_SDCFG, AM33XX_EMIF4_0_REG(SDRAM_CONFIG2));
+}
+
+static void beaglebone_config_ddr(void)
+{
+ enable_ddr_clocks();
+
+ beaglebone_config_vtp();
+
+ beaglebone_cmd_macro_config();
+ beaglebone_data_macro_config(0);
+ beaglebone_data_macro_config(1);
+
+ __raw_writel(PHY_RANK0_DELAY, AM33XX_DATA0_RANK0_DELAYS_0);
+ __raw_writel(PHY_RANK0_DELAY, AM33XX_DATA1_RANK0_DELAYS_0);
+
+ __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_CMD0_IOCTRL);
+ __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_CMD1_IOCTRL);
+ __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_CMD2_IOCTRL);
+ __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_DATA0_IOCTRL);
+ __raw_writel(DDR_IOCTRL_VALUE, AM33XX_DDR_DATA1_IOCTRL);
+
+ __raw_writel(__raw_readl(AM33XX_DDR_IO_CTRL) & 0xefffffff, AM33XX_DDR_IO_CTRL);
+ __raw_writel(__raw_readl(AM33XX_DDR_CKE_CTRL) | 0x00000001, AM33XX_DDR_CKE_CTRL);
+
+ beaglebone_config_emif_ddr2();
+}
+
+/*
+ * early system init of muxing and clocks.
+ */
+void beaglebone_sram_init(void)
+{
+ u32 regVal, uart_base;
+
+ /* Setup the PLLs and the clocks for the peripherals */
+ pll_init();
+
+ beaglebone_config_ddr();
+
+ /* UART softreset */
+ uart_base = AM33XX_UART0_BASE;
+
+ regVal = __raw_readl(uart_base + UART_SYSCFG_OFFSET);
+ regVal |= UART_RESET;
+ __raw_writel(regVal, (uart_base + UART_SYSCFG_OFFSET) );
+ while ((__raw_readl(uart_base + UART_SYSSTS_OFFSET) &
+ UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK);
+
+ /* Disable smart idle */
+ regVal = __raw_readl((uart_base + UART_SYSCFG_OFFSET));
+ regVal |= UART_SMART_IDLE_EN;
+ __raw_writel(regVal, (uart_base + UART_SYSCFG_OFFSET));
+}
+
+
+/**
+ * @brief The basic entry point for board initialization.
+ *
+ * This is called as part of machine init (after arch init).
+ * This is again called with stack in SRAM, so not too many
+ * constructs possible here.
+ *
+ * @return void
+ */
+static int beaglebone_board_init(void)
+{
+ int in_sdram = running_in_sdram();
+
+ /* WDT1 is already running when the bootloader gets control
+ * Disable it to avoid "random" resets
+ */
+ __raw_writel(WDT_DISABLE_CODE1, AM33XX_WDT_REG(WSPR));
+ while(__raw_readl(AM33XX_WDT_REG(WWPS)) != 0x0);
+ __raw_writel(WDT_DISABLE_CODE2, AM33XX_WDT_REG(WSPR));
+ while(__raw_readl(AM33XX_WDT_REG(WWPS)) != 0x0);
+
+ /* Dont reconfigure SDRAM while running in SDRAM! */
+ if (!in_sdram)
+ beaglebone_sram_init();
+
+ /* Enable pin mux */
+ enable_uart0_pin_mux();
+
+ return 0;
+}
+pure_initcall(beaglebone_board_init);
--
1.7.10.4
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