linux/arch/arm/mach-mmp/aspenite.c

168 lines
3.7 KiB
C

/*
* linux/arch/arm/mach-mmp/aspenite.c
*
* Support for the Marvell PXA168-based Aspenite and Zylonite2
* Development Platform.
*
* 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
* publishhed by the Free Software Foundation.
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/smc91x.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/addr-map.h>
#include <mach/mfp-pxa168.h>
#include <mach/pxa168.h>
#include <mach/gpio.h>
#include "common.h"
static unsigned long common_pin_config[] __initdata = {
/* Data Flash Interface */
GPIO0_DFI_D15,
GPIO1_DFI_D14,
GPIO2_DFI_D13,
GPIO3_DFI_D12,
GPIO4_DFI_D11,
GPIO5_DFI_D10,
GPIO6_DFI_D9,
GPIO7_DFI_D8,
GPIO8_DFI_D7,
GPIO9_DFI_D6,
GPIO10_DFI_D5,
GPIO11_DFI_D4,
GPIO12_DFI_D3,
GPIO13_DFI_D2,
GPIO14_DFI_D1,
GPIO15_DFI_D0,
/* Static Memory Controller */
GPIO18_SMC_nCS0,
GPIO34_SMC_nCS1,
GPIO23_SMC_nLUA,
GPIO25_SMC_nLLA,
GPIO28_SMC_RDY,
GPIO29_SMC_SCLK,
GPIO35_SMC_BE1,
GPIO36_SMC_BE2,
GPIO27_GPIO, /* Ethernet IRQ */
/* UART1 */
GPIO107_UART1_RXD,
GPIO108_UART1_TXD,
/* SSP1 */
GPIO113_I2S_MCLK,
GPIO114_I2S_FRM,
GPIO115_I2S_BCLK,
GPIO116_I2S_RXD,
GPIO117_I2S_TXD,
};
static struct smc91x_platdata smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
};
static struct resource smc91x_resources[] = {
[0] = {
.start = SMC_CS1_PHYS_BASE + 0x300,
.end = SMC_CS1_PHYS_BASE + 0xfffff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gpio_to_irq(27),
.end = gpio_to_irq(27),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
}
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.dev = {
.platform_data = &smc91x_info,
},
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
};
static struct mtd_partition aspenite_nand_partitions[] = {
{
.name = "bootloader",
.offset = 0,
.size = SZ_1M,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "reserved",
.offset = MTDPART_OFS_APPEND,
.size = SZ_128K,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "reserved",
.offset = MTDPART_OFS_APPEND,
.size = SZ_8M,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = (SZ_2M + SZ_1M),
.mask_flags = 0,
}, {
.name = "filesystem",
.offset = MTDPART_OFS_APPEND,
.size = SZ_48M,
.mask_flags = 0,
}
};
static struct pxa3xx_nand_platform_data aspenite_nand_info = {
.enable_arbiter = 1,
.parts = aspenite_nand_partitions,
.nr_parts = ARRAY_SIZE(aspenite_nand_partitions),
};
static struct i2c_board_info aspenite_i2c_info[] __initdata = {
{ I2C_BOARD_INFO("wm8753", 0x1b), },
};
static void __init common_init(void)
{
mfp_config(ARRAY_AND_SIZE(common_pin_config));
/* on-chip devices */
pxa168_add_uart(1);
pxa168_add_twsi(1, NULL, ARRAY_AND_SIZE(aspenite_i2c_info));
pxa168_add_ssp(1);
pxa168_add_nand(&aspenite_nand_info);
/* off-chip devices */
platform_device_register(&smc91x_device);
}
MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform")
.phys_io = APB_PHYS_BASE,
.io_pg_offst = (APB_VIRT_BASE >> 18) & 0xfffc,
.map_io = mmp_map_io,
.init_irq = pxa168_init_irq,
.timer = &pxa168_timer,
.init_machine = common_init,
MACHINE_END
MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform")
.phys_io = APB_PHYS_BASE,
.io_pg_offst = (APB_VIRT_BASE >> 18) & 0xfffc,
.map_io = mmp_map_io,
.init_irq = pxa168_init_irq,
.timer = &pxa168_timer,
.init_machine = common_init,
MACHINE_END