initial_commit

1 files changed, 90 insertions, 0 deletions

diff --git a/arch/arm/mach-sa1100/shannon.c b/arch/arm/mach-sa1100/shannon.c
new file mode 100644
index 00000000..7917b240
--- /dev/null
+++ b/arch/arm/mach-sa1100/shannon.c
@@ -0,0 +1,90 @@
+/*
+ * linux/arch/arm/mach-sa1100/shannon.c
+ */
+
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/tty.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/setup.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/mach/map.h>
+#include <asm/mach/serial_sa1100.h>
+#include <mach/mcp.h>
+#include <mach/shannon.h>
+
+#include "generic.h"
+
+static struct mtd_partition shannon_partitions[] = {
+	{
+		.name		= "BLOB boot loader",
+		.offset		= 0,
+		.size		= 0x20000
+	},
+	{
+		.name		= "kernel",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= 0xe0000
+	},
+	{
+		.name		= "initrd",
+		.offset		= MTDPART_OFS_APPEND,	
+		.size		= MTDPART_SIZ_FULL
+	}
+};
+
+static struct flash_platform_data shannon_flash_data = {
+	.map_name	= "cfi_probe",
+	.parts		= shannon_partitions,
+	.nr_parts	= ARRAY_SIZE(shannon_partitions),
+};
+
+static struct resource shannon_flash_resource = {
+	.start		= SA1100_CS0_PHYS,
+	.end		= SA1100_CS0_PHYS + SZ_4M - 1,
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct mcp_plat_data shannon_mcp_data = {
+	.mccr0		= MCCR0_ADM,
+	.sclk_rate	= 11981000,
+};
+
+static void __init shannon_init(void)
+{
+	sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1);
+	sa11x0_register_mcp(&shannon_mcp_data);
+}
+
+static void __init shannon_map_io(void)
+{
+	sa1100_map_io();
+
+	sa1100_register_uart(0, 3);
+	sa1100_register_uart(1, 1);
+
+	Ser1SDCR0 |= SDCR0_SUS;
+	GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
+	GPDR |= GPIO_UART_TXD | SHANNON_GPIO_CODEC_RESET;
+	GPDR &= ~GPIO_UART_RXD;
+	PPAR |= PPAR_UPR;
+
+	/* reset the codec */
+	GPCR = SHANNON_GPIO_CODEC_RESET;
+	GPSR = SHANNON_GPIO_CODEC_RESET;
+}
+
+MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)")
+	.boot_params	= 0xc0000100,
+	.map_io		= shannon_map_io,
+	.init_irq	= sa1100_init_irq,
+	.timer		= &sa1100_timer,
+	.init_machine	= shannon_init,
+MACHINE_END