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author | Paul Mackerras <paulus@samba.org> | 2008-01-31 01:25:51 +0100 |
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committer | Paul Mackerras <paulus@samba.org> | 2008-01-31 01:25:51 +0100 |
commit | bd45ac0c5daae35e7c71138172e63df5cf644cf6 (patch) | |
tree | 5eb5a599bf6a9d7a8a34e802db932aa9e9555de4 /arch/arm/mach-pxa/colibri.c | |
parent | Merge branch 'for-2.6.25' of git://git.secretlab.ca/git/linux-2.6-mpc52xx (diff) | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog (diff) | |
download | linux-bd45ac0c5daae35e7c71138172e63df5cf644cf6.tar.xz linux-bd45ac0c5daae35e7c71138172e63df5cf644cf6.zip |
Merge branch 'linux-2.6'
Diffstat (limited to 'arch/arm/mach-pxa/colibri.c')
-rw-r--r-- | arch/arm/mach-pxa/colibri.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/colibri.c b/arch/arm/mach-pxa/colibri.c new file mode 100644 index 000000000000..6db54e31c397 --- /dev/null +++ b/arch/arm/mach-pxa/colibri.c @@ -0,0 +1,134 @@ +/* + * linux/arch/arm/mach-pxa/colibri.c + * + * Support for Toradex PXA27x based Colibri module + * Daniel Mack <daniel@caiaq.de> + * + * 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/init.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/sysdev.h> +#include <linux/interrupt.h> +#include <linux/bitops.h> +#include <linux/ioport.h> +#include <linux/delay.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> +#include <asm/mach-types.h> +#include <asm/hardware.h> +#include <asm/irq.h> +#include <asm/sizes.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/irq.h> +#include <asm/mach/flash.h> +#include <asm/arch/pxa-regs.h> +#include <asm/arch/colibri.h> + +#include "generic.h" +#include "devices.h" + +/* + * Flash + */ +static struct mtd_partition colibri_partitions[] = { + { + .name = "Bootloader", + .offset = 0x00000000, + .size = 0x00040000, + .mask_flags = MTD_WRITEABLE /* force read-only */ + }, { + .name = "Kernel", + .offset = 0x00040000, + .size = 0x00400000, + .mask_flags = 0 + }, { + .name = "Rootfs", + .offset = 0x00440000, + .size = MTDPART_SIZ_FULL, + .mask_flags = 0 + } +}; + +static struct physmap_flash_data colibri_flash_data[] = { + { + .width = 4, /* bankwidth in bytes */ + .parts = colibri_partitions, + .nr_parts = ARRAY_SIZE(colibri_partitions) + } +}; + +static struct resource flash_resource = { + .start = PXA_CS0_PHYS, + .end = PXA_CS0_PHYS + SZ_32M - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device flash_device = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = colibri_flash_data, + }, + .resource = &flash_resource, + .num_resources = 1, +}; + +/* + * DM9000 Ethernet + */ +static struct resource dm9000_resources[] = { + [0] = { + .start = COLIBRI_ETH_PHYS, + .end = COLIBRI_ETH_PHYS + 3, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = COLIBRI_ETH_PHYS + 4, + .end = COLIBRI_ETH_PHYS + 4 + 500, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = COLIBRI_ETH_IRQ, + .end = COLIBRI_ETH_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device dm9000_device = { + .name = "dm9000", + .id = -1, + .num_resources = ARRAY_SIZE(dm9000_resources), + .resource = dm9000_resources, +}; + +static struct platform_device *colibri_devices[] __initdata = { + &flash_device, + &dm9000_device, +}; + +static void __init colibri_init(void) +{ + /* DM9000 LAN */ + pxa_gpio_mode(GPIO78_nCS_2_MD); + pxa_gpio_mode(GPIO_DM9000 | GPIO_IN); + set_irq_type(COLIBRI_ETH_IRQ, IRQT_FALLING); + + platform_add_devices(colibri_devices, ARRAY_SIZE(colibri_devices)); +} + +MACHINE_START(COLIBRI, "Toradex Colibri PXA27x") + .phys_io = 0x40000000, + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .boot_params = COLIBRI_SDRAM_BASE + 0x100, + .init_machine = colibri_init, + .map_io = pxa_map_io, + .init_irq = pxa27x_init_irq, + .timer = &pxa_timer, +MACHINE_END |