From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1W9F0W-0001GQ-Tk for barebox@lists.infradead.org; Fri, 31 Jan 2014 14:24:00 +0000 From: Sascha Hauer Date: Fri, 31 Jan 2014 15:23:22 +0100 Message-Id: <1391178204-20889-14-git-send-email-s.hauer@pengutronix.de> In-Reply-To: <1391178204-20889-1-git-send-email-s.hauer@pengutronix.de> References: <1391178204-20889-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 13/15] ARM: i.MX25: Karo TX25: Switch to devicetree support To: barebox@lists.infradead.org Signed-off-by: Sascha Hauer --- arch/arm/boards/karo-tx25/board.c | 130 ++++++++++-------------------------- arch/arm/configs/tx25stk5_defconfig | 19 +++--- 2 files changed, 47 insertions(+), 102 deletions(-) diff --git a/arch/arm/boards/karo-tx25/board.c b/arch/arm/boards/karo-tx25/board.c index 7cdeecc..b4d553e 100644 --- a/arch/arm/boards/karo-tx25/board.c +++ b/arch/arm/boards/karo-tx25/board.c @@ -17,6 +17,8 @@ * */ +#define pr_fmt(fmt) "tx25: " fmt + #include #include #include @@ -31,8 +33,6 @@ #include #include #include -#include -#include #include #include #include @@ -41,78 +41,51 @@ #include #include -static struct fec_platform_data fec_info = { - .xcv_type = PHY_INTERFACE_MODE_RMII, - .phy_addr = 0x1f, -}; - -struct imx_nand_platform_data nand_info = { - .width = 1, - .hw_ecc = 1, - .flash_bbt = 1, -}; - -static iomux_v3_cfg_t karo_tx25_padsd_fec[] = { - MX25_PAD_D11__GPIO_4_9, /* FEC PHY power on pin */ - MX25_PAD_D13__GPIO_4_7, /* FEC reset */ - MX25_PAD_FEC_MDC__FEC_MDC, - MX25_PAD_FEC_MDIO__FEC_MDIO, - MX25_PAD_FEC_TDATA0__FEC_TDATA0, - MX25_PAD_FEC_TDATA1__FEC_TDATA1, - MX25_PAD_FEC_TX_EN__FEC_TX_EN, - MX25_PAD_FEC_RDATA0__FEC_RDATA0, - MX25_PAD_FEC_RDATA1__FEC_RDATA1, - MX25_PAD_FEC_RX_DV__FEC_RX_DV, - MX25_PAD_FEC_TX_CLK__FEC_TX_CLK, -}; - #define TX25_FEC_PWR_GPIO IMX_GPIO_NR(4, 9) #define TX25_FEC_RST_GPIO IMX_GPIO_NR(4, 7) +static struct gpio fec_gpios[] = { + { + .gpio = TX25_FEC_PWR_GPIO, + .flags = GPIOF_OUT_INIT_LOW, + .label = "fec-pwr", + }, { + .gpio = TX25_FEC_RST_GPIO, + .flags = GPIOF_OUT_INIT_LOW, + .label = "fec-rst", + }, +}; + static void noinline gpio_fec_active(void) { - mxc_iomux_v3_setup_multiple_pads(karo_tx25_padsd_fec, - ARRAY_SIZE(karo_tx25_padsd_fec)); + int ret; /* power down phy, put into reset */ - gpio_direction_output(TX25_FEC_PWR_GPIO, 0); - gpio_direction_output(TX25_FEC_RST_GPIO, 0); + ret = gpio_request_array(fec_gpios, ARRAY_SIZE(fec_gpios)); + if (ret) { + pr_err("Failed to request fec gpios: %s\n", strerror(-ret)); + return; + } udelay(10); - /* power up phy, get out of reset */ - gpio_direction_output(TX25_FEC_PWR_GPIO, 1); - gpio_direction_output(TX25_FEC_RST_GPIO, 1); + /* power up phy, but leave in reset */ + gpio_set_value(TX25_FEC_PWR_GPIO, 1); udelay(100); - /* apply a reset to the powered phy again */ - gpio_direction_output(TX25_FEC_RST_GPIO, 0); - udelay(100); - gpio_direction_output(TX25_FEC_RST_GPIO, 1); + /* FEC driver picks up the reset gpio later */ + gpio_free(TX25_FEC_RST_GPIO); } -static int tx25_devices_init(void) +static int tx25_init(void) { - gpio_fec_active(); - - imx25_iim_register_fec_ethaddr(); - imx25_add_fec(&fec_info); - - if (readl(MX25_CCM_BASE_ADDR + MX25_CCM_RCSR) & (1 << 14)) - nand_info.width = 2; - - imx25_add_nand(&nand_info); + if (!of_machine_is_compatible("karo,imx25-tx25")) + return 0; - devfs_add_partition("nand0", 0x00000, SZ_512K, DEVFS_PARTITION_FIXED, "self_raw"); - dev_add_bb_dev("self_raw", "self0"); - - devfs_add_partition("nand0", SZ_512K, SZ_512K, DEVFS_PARTITION_FIXED, "env_raw"); - dev_add_bb_dev("env_raw", "env0"); - - add_mem_device("sram0", 0x78000000, 128 * 1024, - IORESOURCE_MEM_WRITEABLE); + gpio_fec_active(); + barebox_set_hostname("tx25"); armlinux_set_architecture(MACH_TYPE_TX25); armlinux_set_serial(imx_uid()); @@ -122,44 +95,7 @@ static int tx25_devices_init(void) return 0; } -device_initcall(tx25_devices_init); - -static iomux_v3_cfg_t tx25_pads[] = { - MX25_PAD_D12__GPIO_4_8, - MX25_PAD_D10__GPIO_4_10, - MX25_PAD_NF_CE0__NF_CE0, - MX25_PAD_NFWE_B__NFWE_B, - MX25_PAD_NFRE_B__NFRE_B, - MX25_PAD_NFALE__NFALE, - MX25_PAD_NFCLE__NFCLE, - MX25_PAD_NFWP_B__NFWP_B, - MX25_PAD_NFRB__NFRB, - MX25_PAD_D7__D7, - MX25_PAD_D6__D6, - MX25_PAD_D5__D5, - MX25_PAD_D4__D4, - MX25_PAD_D3__D3, - MX25_PAD_D2__D2, - MX25_PAD_D1__D1, - MX25_PAD_D0__D0, - MX25_PAD_UART1_TXD__UART1_TXD, - MX25_PAD_UART1_RXD__UART1_RXD, - MX25_PAD_UART1_CTS__UART1_CTS, - MX25_PAD_UART1_RTS__UART1_RTS, -}; - -static int tx25_console_init(void) -{ - mxc_iomux_v3_setup_multiple_pads(tx25_pads, ARRAY_SIZE(tx25_pads)); - - barebox_set_model("Ka-Ro TX25"); - barebox_set_hostname("tx25"); - - imx25_add_uart0(); - return 0; -} - -console_initcall(tx25_console_init); +console_initcall(tx25_init); static iomux_v3_cfg_t tx25_lcdc_gpios[] = { MX25_PAD_A18__GPIO_2_4, /* LCD Reset (active LOW) */ @@ -236,6 +172,12 @@ static struct imx_fb_platform_data tx25_fb_data = { static int tx25_init_fb(void) { + if (!IS_ENABLED(CONFIG_DRIVER_VIDEO_IMX)) + return 0; + + if (!of_machine_is_compatible("karo,imx25-tx25")) + return 0; + tx25_fb_enable(0); mxc_iomux_v3_setup_multiple_pads(tx25_lcdc_gpios, diff --git a/arch/arm/configs/tx25stk5_defconfig b/arch/arm/configs/tx25stk5_defconfig index 365a940..32a6183 100644 --- a/arch/arm/configs/tx25stk5_defconfig +++ b/arch/arm/configs/tx25stk5_defconfig @@ -1,7 +1,8 @@ +CONFIG_BUILTIN_DTB=y +CONFIG_BUILTIN_DTB_NAME="imx25-karo-tx25" CONFIG_ARCH_IMX=y CONFIG_ARCH_IMX_EXTERNAL_BOOT=y CONFIG_ARCH_IMX_EXTERNAL_BOOT_NAND=y -CONFIG_ARCH_IMX25=y CONFIG_MACH_TX25=y CONFIG_IMX_IIM=y CONFIG_AEABI=y @@ -17,6 +18,7 @@ CONFIG_LONGHELP=y CONFIG_HUSH_FANCY_PROMPT=y CONFIG_CMDLINE_EDITING=y CONFIG_AUTO_COMPLETE=y +CONFIG_CONSOLE_ACTIVATE_NONE=y CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/arm/boards/karo-tx25/env" CONFIG_RESET_SOURCE=y @@ -28,9 +30,7 @@ CONFIG_CMD_EXPORT=y CONFIG_CMD_PRINTENV=y CONFIG_CMD_READLINE=y CONFIG_CMD_TIME=y -CONFIG_CMD_DIRNAME=y CONFIG_CMD_LN=y -CONFIG_CMD_READLINK=y CONFIG_CMD_TFTP=y CONFIG_CMD_FILETYPE=y CONFIG_CMD_ECHO_E=y @@ -40,7 +40,6 @@ CONFIG_CMD_CRC=y CONFIG_CMD_CRC_CMP=y CONFIG_CMD_MD5SUM=y CONFIG_CMD_FLASH=y -CONFIG_CMD_UBIFORMAT=y CONFIG_CMD_BOOTM_SHOW_TYPE=y CONFIG_CMD_BOOTM_VERBOSE=y CONFIG_CMD_BOOTM_INITRD=y @@ -51,10 +50,10 @@ CONFIG_CMD_UIMAGE=y CONFIG_CMD_RESET=y CONFIG_CMD_GO=y CONFIG_CMD_OFTREE=y -CONFIG_CMD_OFTREE_PROBE=y -CONFIG_CMD_MTEST=y -CONFIG_CMD_MTEST_ALTERNATIVE=y +CONFIG_CMD_OF_PROPERTY=y +CONFIG_CMD_OF_NODE=y CONFIG_CMD_SPLASH=y +CONFIG_CMD_BAREBOX_UPDATE=y CONFIG_CMD_TIMEOUT=y CONFIG_CMD_PARTITION=y CONFIG_CMD_MAGICVAR=y @@ -63,20 +62,24 @@ CONFIG_CMD_GPIO=y CONFIG_CMD_UNCOMPRESS=y CONFIG_CMD_MIITOOL=y CONFIG_CMD_CLK=y +CONFIG_CMD_DETECT=y +CONFIG_CMD_WD=y CONFIG_NET=y CONFIG_NET_DHCP=y CONFIG_NET_PING=y CONFIG_NET_NETCONSOLE=y +CONFIG_OFDEVICE=y +CONFIG_OF_BAREBOX_DRIVERS=y CONFIG_DRIVER_NET_FEC_IMX=y # CONFIG_SPI is not set CONFIG_MTD=y CONFIG_NAND=y CONFIG_NAND_IMX=y -CONFIG_UBI=y CONFIG_VIDEO=y CONFIG_DRIVER_VIDEO_IMX=y CONFIG_MCI=y CONFIG_MCI_IMX_ESDHC=y +CONFIG_SRAM=y CONFIG_WATCHDOG=y CONFIG_WATCHDOG_IMX=y CONFIG_FS_TFTP=y -- 1.8.5.3 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox