To add basic support for Mistral's OMAP2430 OSK

Adds minimal booting support for MISTRAL's OMAP2430 OSK

All Credit and Thanks to Mistral's 2430 OSK Team

Signed-off-by: Syed Mohammed Khasim <x0khasim@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 9323bd071d56e6b36a919e5af6943067b9901fb3..95c41bcd9968176868bf02d35ea0f09ef7793e27 100644 (file)
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -106,3 +106,6 @@ config MACH_OMAP_3430SDP
        bool "OMAP 3430 SDP board"
        depends on ARCH_OMAP3 && ARCH_OMAP34XX
 
+config MACH_OMAP_2430OSK
+       bool "OMAP 2430 OSK board"
+       depends on ARCH_OMAP2 && ARCH_OMAP24XX

diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index ef07637c0a9ca149cbb39ff07e9cdaea474a9cc6..88adcd432bb03219962ae88f7b6c32dafcacc18c 100644 (file)
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -27,6 +27,7 @@ obj-$(CONFIG_MACH_OMAP_H4)            += board-h4.o
 obj-$(CONFIG_MACH_OMAP_2430SDP)                += board-2430sdp.o \
                                           board-2430sdp-flash.o \
                                           board-2430sdp-usb.o
+obj-$(CONFIG_MACH_OMAP_2430OSK)                += board-2430osk.o
 obj-$(CONFIG_MACH_OMAP_3430SDP)                += board-3430sdp.o
 obj-$(CONFIG_MACH_OMAP_APOLLON)                += board-apollon.o \
                                           board-apollon-keys.o

diff --git a/arch/arm/mach-omap2/board-2430osk.c b/arch/arm/mach-omap2/board-2430osk.c
new file mode 100644 (file)
index 0000000..116fb6e
--- /dev/null
+++ b/arch/arm/mach-omap2/board-2430osk.c
@@ -0,0 +1,142 @@
+/*
+ * linux/arch/arm/mach-omap2/board-2430osk.c
+ *
+ * Copyright (C) 2007 Mistral Software Pvt Ltd
+ *
+ * Modified from mach-omap2/board-generic.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/board.h>
+#include <asm/arch/common.h>
+
+#include <asm/io.h>
+
+static void __init omap_2430osk_init_irq(void)
+{
+       omap2_init_common_hw();
+       omap_init_irq();
+       omap_gpio_init();
+}
+
+static struct omap_uart_config osk2430_uart_config __initdata = {
+       .enabled_uarts  = ((1 << 0) | (1 << 1) | (1 << 2)),
+};
+
+static struct omap_board_config_kernel osk2430_config[] __initdata = {
+
+       {OMAP_TAG_UART, &osk2430_uart_config},
+};
+
+#if    defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
+
+#define OMAP2_I2C_BASE1                0x48070000
+#define OMAP2_I2C_BASE2                0x48072000
+#define OMAP2_I2C_INT1         56
+#define OMAP2_I2C_INT2         57
+
+static u32 omap2_i2c1_clkrate  = 400;
+static u32 omap2_i2c2_clkrate  = 2600;
+
+static struct resource i2c_resources1[] = {
+       {
+               .start  = OMAP2_I2C_BASE1,
+               .end    = OMAP2_I2C_BASE1 + 0x3f,
+               .flags  = IORESOURCE_MEM,
+       },
+       {
+               .start  = OMAP2_I2C_INT1,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
+static struct resource i2c_resources2[] = {
+       {
+               .start  = OMAP2_I2C_BASE2,
+               .end    = OMAP2_I2C_BASE2 + 0x3f,
+               .flags  = IORESOURCE_MEM,
+       },
+       {
+               .start  = OMAP2_I2C_INT2,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
+static struct platform_device omap_i2c_device1 = {
+       .name           = "i2c_omap",
+       .id             = 1,
+       .num_resources  = ARRAY_SIZE(i2c_resources1),
+       .resource       = i2c_resources1,
+       .dev            = {
+               .platform_data  = &omap2_i2c1_clkrate,
+       },
+};
+
+static struct platform_device omap_i2c_device2 = {
+       .name           = "i2c_omap",
+       .id             = 2,
+       .num_resources  = ARRAY_SIZE(i2c_resources2),
+       .resource       = i2c_resources2,
+       .dev            = {
+               .platform_data  = &omap2_i2c2_clkrate,
+       },
+};
+
+static void omap_init_i2c(void)
+{
+       (void) platform_device_register(&omap_i2c_device2);
+       (void) platform_device_register(&omap_i2c_device1);
+}
+
+#else
+
+static void omap_init_i2c(void) {}
+
+#endif
+
+static int __init omap2430_i2c_init(void)
+{
+       omap_init_i2c();
+       return 0;
+}
+
+static void __init omap_2430osk_init(void)
+{
+       omap_board_config = osk2430_config;
+       omap_board_config_size = ARRAY_SIZE(osk2430_config);
+       omap_serial_init();
+}
+
+static void __init omap_2430osk_map_io(void)
+{
+       omap2_map_common_io();
+}
+
+arch_initcall(omap2430_i2c_init);
+
+MACHINE_START(OMAP_2430OSK, "OMAP2430 2430OSK board")
+       /* Maintainer: Syed Khasim */
+       .phys_io        = 0x48000000,
+       .io_pg_offst    = ((0xd8000000) >> 18) & 0xfffc,
+       .boot_params    = 0x80000100,
+       .map_io         = omap_2430osk_map_io,
+       .init_irq       = omap_2430osk_init_irq,
+       .init_machine   = omap_2430osk_init,
+       .timer          = &omap_timer,
+MACHINE_END