Merge master.kernel.org:~rmk/linux-2.6-arm.git

1 files changed, 190 insertions, 0 deletions

diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c
new file mode 100644
index 000000000000..213317392d9b
--- /dev/null
+++ b/arch/arm/mach-omap1/board-perseus2.c
@@ -0,0 +1,190 @@
+/*
+ * linux/arch/arm/mach-omap1/board-perseus2.c
+ *
+ * Modified from board-generic.c
+ *
+ * Original OMAP730 support by Jean Pihet <j-pihet@ti.com>
+ * Updated for 2.6 by Kevin Hilman <kjh@hilman.org>
+ *
+ * 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/device.h>
+#include <linux/delay.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/mach/map.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/fpga.h>
+#include <asm/arch/common.h>
+
+static struct resource smc91x_resources[] = {
+        [0] = {
+                .start  = H2P2_DBG_FPGA_ETHR_START,     /* Physical */
+                .end    = H2P2_DBG_FPGA_ETHR_START + 0xf,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = INT_730_MPU_EXT_NIRQ,
+                .end    = 0,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static int __initdata p2_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 0};
+
+static struct mtd_partition p2_partitions[] = {
+        /* bootloader (U-Boot, etc) in first sector */
+        {
+              .name             = "bootloader",
+              .offset           = 0,
+              .size             = SZ_128K,
+              .mask_flags       = MTD_WRITEABLE, /* force read-only */
+        },
+        /* bootloader params in the next sector */
+        {
+              .name             = "params",
+              .offset           = MTDPART_OFS_APPEND,
+              .size             = SZ_128K,
+              .mask_flags       = 0,
+        },
+        /* kernel */
+        {
+              .name             = "kernel",
+              .offset           = MTDPART_OFS_APPEND,
+              .size             = SZ_2M,
+              .mask_flags       = 0
+        },
+        /* rest of flash is a file system */
+        {
+              .name             = "rootfs",
+              .offset           = MTDPART_OFS_APPEND,
+              .size             = MTDPART_SIZ_FULL,
+              .mask_flags       = 0
+        },
+};
+
+static struct flash_platform_data p2_flash_data = {
+        .map_name       = "cfi_probe",
+        .width          = 2,
+        .parts          = p2_partitions,
+        .nr_parts       = ARRAY_SIZE(p2_partitions),
+};
+
+static struct resource p2_flash_resource = {
+        .start          = OMAP_FLASH_0_START,
+        .end            = OMAP_FLASH_0_START + OMAP_FLASH_0_SIZE - 1,
+        .flags          = IORESOURCE_MEM,
+};
+
+static struct platform_device p2_flash_device = {
+        .name           = "omapflash",
+        .id             = 0,
+        .dev            = {
+                .platform_data  = &p2_flash_data,
+        },
+        .num_resources  = 1,
+        .resource       = &p2_flash_resource,
+};
+
+static struct platform_device smc91x_device = {
+        .name           = "smc91x",
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(smc91x_resources),
+        .resource       = smc91x_resources,
+};
+
+static struct platform_device *devices[] __initdata = {
+        &p2_flash_device,
+        &smc91x_device,
+};
+
+static void __init omap_perseus2_init(void)
+{
+        (void) platform_add_devices(devices, ARRAY_SIZE(devices));
+}
+
+static void __init perseus2_init_smc91x(void)
+{
+        fpga_write(1, H2P2_DBG_FPGA_LAN_RESET);
+        mdelay(50);
+        fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1,
+                   H2P2_DBG_FPGA_LAN_RESET);
+        mdelay(50);
+}
+
+void omap_perseus2_init_irq(void)
+{
+        omap_init_irq();
+        omap_gpio_init();
+        perseus2_init_smc91x();
+}
+
+/* Only FPGA needs to be mapped here. All others are done with ioremap */
+static struct map_desc omap_perseus2_io_desc[] __initdata = {
+        {H2P2_DBG_FPGA_BASE, H2P2_DBG_FPGA_START, H2P2_DBG_FPGA_SIZE,
+         MT_DEVICE},
+};
+
+static void __init omap_perseus2_map_io(void)
+{
+        omap_map_common_io();
+        iotable_init(omap_perseus2_io_desc,
+                     ARRAY_SIZE(omap_perseus2_io_desc));
+
+        /* Early, board-dependent init */
+
+        /*
+         * Hold GSM Reset until needed
+         */
+        omap_writew(omap_readw(OMAP730_DSP_M_CTL) & ~1, OMAP730_DSP_M_CTL);
+
+        /*
+         * UARTs -> done automagically by 8250 driver
+         */
+
+        /*
+         * CSx timings, GPIO Mux ... setup
+         */
+
+        /* Flash: CS0 timings setup */
+        omap_writel(0x0000fff3, OMAP730_FLASH_CFG_0);
+        omap_writel(0x00000088, OMAP730_FLASH_ACFG_0);
+
+        /*
+         * Ethernet support trough the debug board
+         * CS1 timings setup
+         */
+        omap_writel(0x0000fff3, OMAP730_FLASH_CFG_1);
+        omap_writel(0x00000000, OMAP730_FLASH_ACFG_1);
+
+        /*
+         * Configure MPU_EXT_NIRQ IO in IO_CONF9 register,
+         * It is used as the Ethernet controller interrupt
+         */
+        omap_writel(omap_readl(OMAP730_IO_CONF_9) & 0x1FFFFFFF, OMAP730_IO_CONF_9);
+        omap_serial_init(p2_serial_ports);
+}
+
+MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2")
+        /* Maintainer: Kevin Hilman <kjh@hilman.org> */
+        .phys_ram       = 0x10000000,
+        .phys_io        = 0xfff00000,
+        .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
+        .boot_params    = 0x10000100,
+        .map_io         = omap_perseus2_map_io,
+        .init_irq       = omap_perseus2_init_irq,
+        .init_machine   = omap_perseus2_init,
+        .timer          = &omap_timer,
+MACHINE_END