ixp4xx: support omicron ixp425 based boards
[pandora-kernel.git] / arch / arm / mach-ixp4xx / omixp-setup.c
diff --git a/arch/arm/mach-ixp4xx/omixp-setup.c b/arch/arm/mach-ixp4xx/omixp-setup.c
new file mode 100644 (file)
index 0000000..4dfdc69
--- /dev/null
@@ -0,0 +1,273 @@
+/*
+ * arch/arm/mach-ixp4xx/omixp-setup.c
+ *
+ * omicron ixp4xx board setup
+ *      Copyright (C) 2009 OMICRON electronics GmbH
+ *
+ * based nslu2-setup.c, ixdp425-setup.c:
+ *      Copyright (C) 2003-2004 MontaVista Software, Inc.
+ *
+ * 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/serial.h>
+#include <linux/serial_8250.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#ifdef CONFIG_LEDS_CLASS
+#include <linux/leds.h>
+#endif
+
+#include <asm/setup.h>
+#include <asm/memory.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+
+static struct resource omixp_flash_resources[] = {
+       {
+               .flags  = IORESOURCE_MEM,
+       }, {
+               .flags  = IORESOURCE_MEM,
+       },
+};
+
+static struct mtd_partition omixp_partitions[] = {
+       {
+               .name =         "Recovery Bootloader",
+               .size =         0x00020000,
+               .offset =       0,
+       }, {
+               .name =         "Calibration Data",
+               .size =         0x00020000,
+               .offset =       0x00020000,
+       }, {
+               .name =         "Recovery FPGA",
+               .size =         0x00020000,
+               .offset =       0x00040000,
+       }, {
+               .name =         "Release Bootloader",
+               .size =         0x00020000,
+               .offset =       0x00060000,
+       }, {
+               .name =         "Release FPGA",
+               .size =         0x00020000,
+               .offset =       0x00080000,
+       }, {
+               .name =         "Kernel",
+               .size =         0x00160000,
+               .offset =       0x000a0000,
+       }, {
+               .name =         "Filesystem",
+               .size =         0x00C00000,
+               .offset =       0x00200000,
+       }, {
+               .name =         "Persistent Storage",
+               .size =         0x00200000,
+               .offset =       0x00E00000,
+       },
+};
+
+static struct flash_platform_data omixp_flash_data[] = {
+       {
+               .map_name       = "cfi_probe",
+               .parts          = omixp_partitions,
+               .nr_parts       = ARRAY_SIZE(omixp_partitions),
+       }, {
+               .map_name       = "cfi_probe",
+               .parts          = NULL,
+               .nr_parts       = 0,
+       },
+};
+
+static struct platform_device omixp_flash_device[] = {
+       {
+               .name           = "IXP4XX-Flash",
+               .id             = 0,
+               .dev = {
+                       .platform_data = &omixp_flash_data[0],
+               },
+               .resource = &omixp_flash_resources[0],
+               .num_resources = 1,
+       }, {
+               .name           = "IXP4XX-Flash",
+               .id             = 1,
+               .dev = {
+                       .platform_data = &omixp_flash_data[1],
+               },
+               .resource = &omixp_flash_resources[1],
+               .num_resources = 1,
+       },
+};
+
+/* Swap UART's - These boards have the console on UART2. The following
+ * configuration is used:
+ *      ttyS0 .. UART2
+ *      ttyS1 .. UART1
+ * This way standard images can be used with the kernel that expect
+ * the console on ttyS0.
+ */
+static struct resource omixp_uart_resources[] = {
+       {
+               .start          = IXP4XX_UART2_BASE_PHYS,
+               .end            = IXP4XX_UART2_BASE_PHYS + 0x0fff,
+               .flags          = IORESOURCE_MEM,
+       }, {
+               .start          = IXP4XX_UART1_BASE_PHYS,
+               .end            = IXP4XX_UART1_BASE_PHYS + 0x0fff,
+               .flags          = IORESOURCE_MEM,
+       },
+};
+
+static struct plat_serial8250_port omixp_uart_data[] = {
+       {
+               .mapbase        = IXP4XX_UART2_BASE_PHYS,
+               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
+               .irq            = IRQ_IXP4XX_UART2,
+               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+               .iotype         = UPIO_MEM,
+               .regshift       = 2,
+               .uartclk        = IXP4XX_UART_XTAL,
+       }, {
+               .mapbase        = IXP4XX_UART1_BASE_PHYS,
+               .membase        = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
+               .irq            = IRQ_IXP4XX_UART1,
+               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+               .iotype         = UPIO_MEM,
+               .regshift       = 2,
+               .uartclk        = IXP4XX_UART_XTAL,
+       }, {
+               /* list termination */
+       }
+};
+
+static struct platform_device omixp_uart = {
+       .name                   = "serial8250",
+       .id                     = PLAT8250_DEV_PLATFORM,
+       .dev.platform_data      = omixp_uart_data,
+       .num_resources          = 2,
+       .resource               = omixp_uart_resources,
+};
+
+static struct gpio_led mic256_led_pins[] = {
+       {
+               .name           = "LED-A",
+               .gpio           = 7,
+       },
+};
+
+static struct gpio_led_platform_data mic256_led_data = {
+       .num_leds               = ARRAY_SIZE(mic256_led_pins),
+       .leds                   = mic256_led_pins,
+};
+
+static struct platform_device mic256_leds = {
+       .name                   = "leds-gpio",
+       .id                     = -1,
+       .dev.platform_data      = &mic256_led_data,
+};
+
+/* Built-in 10/100 Ethernet MAC interfaces */
+static struct eth_plat_info ixdp425_plat_eth[] = {
+       {
+               .phy            = 0,
+               .rxq            = 3,
+               .txreadyq       = 20,
+       }, {
+               .phy            = 1,
+               .rxq            = 4,
+               .txreadyq       = 21,
+       },
+};
+
+static struct platform_device ixdp425_eth[] = {
+       {
+               .name                   = "ixp4xx_eth",
+               .id                     = IXP4XX_ETH_NPEB,
+               .dev.platform_data      = ixdp425_plat_eth,
+       }, {
+               .name                   = "ixp4xx_eth",
+               .id                     = IXP4XX_ETH_NPEC,
+               .dev.platform_data      = ixdp425_plat_eth + 1,
+       },
+};
+
+
+static struct platform_device *devixp_pldev[] __initdata = {
+       &omixp_uart,
+       &omixp_flash_device[0],
+       &ixdp425_eth[0],
+       &ixdp425_eth[1],
+};
+
+static struct platform_device *mic256_pldev[] __initdata = {
+       &omixp_uart,
+       &omixp_flash_device[0],
+       &mic256_leds,
+       &ixdp425_eth[0],
+       &ixdp425_eth[1],
+};
+
+static struct platform_device *miccpt_pldev[] __initdata = {
+       &omixp_uart,
+       &omixp_flash_device[0],
+       &omixp_flash_device[1],
+       &ixdp425_eth[0],
+       &ixdp425_eth[1],
+};
+
+static void __init omixp_init(void)
+{
+       ixp4xx_sys_init();
+
+       /* 16MiB Boot Flash */
+       omixp_flash_resources[0].start = IXP4XX_EXP_BUS_BASE(0);
+       omixp_flash_resources[0].end   = IXP4XX_EXP_BUS_END(0);
+
+       /* 32 MiB Data Flash */
+       omixp_flash_resources[1].start = IXP4XX_EXP_BUS_BASE(2);
+       omixp_flash_resources[1].end   = IXP4XX_EXP_BUS_END(2);
+
+       if (machine_is_devixp())
+               platform_add_devices(devixp_pldev, ARRAY_SIZE(devixp_pldev));
+       else if (machine_is_miccpt())
+               platform_add_devices(miccpt_pldev, ARRAY_SIZE(miccpt_pldev));
+       else if (machine_is_mic256())
+               platform_add_devices(mic256_pldev, ARRAY_SIZE(mic256_pldev));
+}
+
+#ifdef CONFIG_MACH_DEVIXP
+MACHINE_START(DEVIXP, "Omicron DEVIXP")
+       .boot_params    = 0x100,
+       .map_io         = ixp4xx_map_io,
+       .init_irq       = ixp4xx_init_irq,
+       .timer          = &ixp4xx_timer,
+       .init_machine   = omixp_init,
+MACHINE_END
+#endif
+
+#ifdef CONFIG_MACH_MICCPT
+MACHINE_START(MICCPT, "Omicron MICCPT")
+       .boot_params    = 0x100,
+       .map_io         = ixp4xx_map_io,
+       .init_irq       = ixp4xx_init_irq,
+       .timer          = &ixp4xx_timer,
+       .init_machine   = omixp_init,
+#if defined(CONFIG_PCI)
+       .dma_zone_size  = SZ_64M,
+#endif
+MACHINE_END
+#endif
+
+#ifdef CONFIG_MACH_MIC256
+MACHINE_START(MIC256, "Omicron MIC256")
+       .boot_params    = 0x100,
+       .map_io         = ixp4xx_map_io,
+       .init_irq       = ixp4xx_init_irq,
+       .timer          = &ixp4xx_timer,
+       .init_machine   = omixp_init,
+MACHINE_END
+#endif