[PATCH 1/2] ARM OMAP: Create device file

* [PATCH 1/2] ARM OMAP: Create device file
@ 2012-10-11  7:25 Teresa Gámez
  2012-10-11  7:25 ` [PATCH 2/2] ARM OMAP: Use wrapper in board files Teresa Gámez
  2012-10-12  7:58 ` [PATCH 1/2] ARM OMAP: Create device file Sascha Hauer
  0 siblings, 2 replies; 6+ messages in thread
From: Teresa Gámez @ 2012-10-11  7:25 UTC (permalink / raw)
  To: barebox

Created wrapper to add omap devices.

Signed-off-by: Teresa Gámez <t.gamez@phytec.de>
---
 arch/arm/mach-omap/Makefile               |    4 +-
 arch/arm/mach-omap/devices.c              |   65 +++++++++++++++++++++++++++++
 arch/arm/mach-omap/include/mach/devices.h |   24 +++++++++++
 3 files changed, 91 insertions(+), 2 deletions(-)
 create mode 100644 arch/arm/mach-omap/devices.c
 create mode 100644 arch/arm/mach-omap/include/mach/devices.h

diff --git a/arch/arm/mach-omap/Makefile b/arch/arm/mach-omap/Makefile
index f752bc7..672944d 100644
--- a/arch/arm/mach-omap/Makefile
+++ b/arch/arm/mach-omap/Makefile
@@ -15,8 +15,8 @@
 # GNU General Public License for more details.
 #
 #
-obj-$(CONFIG_ARCH_OMAP) += syslib.o
-pbl-$(CONFIG_ARCH_OMAP) += syslib.o
+obj-$(CONFIG_ARCH_OMAP) += syslib.o devices.o
+pbl-$(CONFIG_ARCH_OMAP) += syslib.o devices.o
 obj-$(CONFIG_OMAP_CLOCK_SOURCE_S32K) += s32k_clksource.o
 obj-$(CONFIG_ARCH_OMAP3) += omap3_core.o omap3_generic.o auxcr.o
 pbl-$(CONFIG_ARCH_OMAP3) += omap3_core.o omap3_generic.o auxcr.o
diff --git a/arch/arm/mach-omap/devices.c b/arch/arm/mach-omap/devices.c
new file mode 100644
index 0000000..a4812b4
--- /dev/null
+++ b/arch/arm/mach-omap/devices.c
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2012 Teresa Gámez, Phytec Messtechnik GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <common.h>
+#include <driver.h>
+#include <sizes.h>
+#include <ns16550.h>
+#include <asm/armlinux.h>
+#include <mach/devices.h>
+
+static inline struct device_d *omap_add_device(char *name, resource_size_t base,
+					resource_size_t size, void *pdata)
+{
+	return add_generic_device(name, DEVICE_ID_DYNAMIC, NULL,
+				base, size, IORESOURCE_MEM, pdata);
+}
+
+void omap_add_ram0(resource_size_t size)
+{
+	arm_add_mem_device("ram0", 0x80000000, size);
+}
+
+void omap_add_sram0(resource_size_t base, resource_size_t size)
+{
+	add_mem_device("sram0", base, size, IORESOURCE_MEM_WRITEABLE);
+}
+
+static struct NS16550_plat serial_plat = {
+	.clock = 48000000,      /* 48MHz (APLL96/2) */
+	.shift = 2,
+};
+
+struct device_d *omap_add_ns16550(resource_size_t base)
+{
+	return add_ns16550_device(DEVICE_ID_DYNAMIC, base, SZ_1K,
+				IORESOURCE_MEM_8BIT, &serial_plat);
+}
+
+struct device_d *omap_add_mmc(resource_size_t base, void *pdata)
+{
+	return omap_add_device("omap-hsmmc", base, SZ_4K, pdata);
+}
+
+struct device_d *omap_add_i2c(resource_size_t base, void *pdata)
+{
+	return omap_add_device("i2c-omap", base, SZ_4K, pdata);
+}
+
+struct device_d *omap_add_spi(resource_size_t base, int id, void *pdata)
+{
+	 return add_generic_device("omap3_spi", id, NULL,
+			base, SZ_4K, IORESOURCE_MEM, pdata);
+}
diff --git a/arch/arm/mach-omap/include/mach/devices.h b/arch/arm/mach-omap/include/mach/devices.h
new file mode 100644
index 0000000..05f1fe4
--- /dev/null
+++ b/arch/arm/mach-omap/include/mach/devices.h
@@ -0,0 +1,24 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef __ASM_ARCH_OMAP_DEVICES_H
+#define __ASM_ARCH_OMAP_DEVICES_H
+
+void omap_add_ram0(resource_size_t size);
+void omap_add_sram0(resource_size_t base, resource_size_t size);
+struct device_d *omap_add_ns16550(resource_size_t base);
+struct device_d *omap_add_mmc(resource_size_t base, void *pdata);
+struct device_d *omap_add_i2c(resource_size_t base, void *pdata);
+struct device_d *omap_add_spi(resource_size_t base, int id, void *pdata);
+
+#endif
-- 
1.7.0.4


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