arch/arm/mach-mmp/aspenite.c

   1 /*
   2  *  linux/arch/arm/mach-mmp/aspenite.c
   3  *
   4  *  Support for the Marvell PXA168-based Aspenite and Zylonite2
   5  *  Development Platform.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  publishhed by the Free Software Foundation.
  10  */
  11
  12 #include <linux/init.h>
  13 #include <linux/kernel.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/smc91x.h>
  16 #include <linux/mtd/mtd.h>
  17 #include <linux/mtd/partitions.h>
  18 #include <linux/mtd/nand.h>
  19
  20 #include <asm/mach-types.h>
  21 #include <asm/mach/arch.h>
  22 #include <mach/addr-map.h>
  23 #include <mach/mfp-pxa168.h>
  24 #include <mach/pxa168.h>
  25 #include <mach/gpio.h>
  26
  27 #include "common.h"
  28
  29 static unsigned long common_pin_config[] __initdata = {
  30         /* Data Flash Interface */
  31         GPIO0_DFI_D15,
  32         GPIO1_DFI_D14,
  33         GPIO2_DFI_D13,
  34         GPIO3_DFI_D12,
  35         GPIO4_DFI_D11,
  36         GPIO5_DFI_D10,
  37         GPIO6_DFI_D9,
  38         GPIO7_DFI_D8,
  39         GPIO8_DFI_D7,
  40         GPIO9_DFI_D6,
  41         GPIO10_DFI_D5,
  42         GPIO11_DFI_D4,
  43         GPIO12_DFI_D3,
  44         GPIO13_DFI_D2,
  45         GPIO14_DFI_D1,
  46         GPIO15_DFI_D0,
  47
  48         /* Static Memory Controller */
  49         GPIO18_SMC_nCS0,
  50         GPIO34_SMC_nCS1,
  51         GPIO23_SMC_nLUA,
  52         GPIO25_SMC_nLLA,
  53         GPIO28_SMC_RDY,
  54         GPIO29_SMC_SCLK,
  55         GPIO35_SMC_BE1,
  56         GPIO36_SMC_BE2,
  57         GPIO27_GPIO,    /* Ethernet IRQ */
  58
  59         /* UART1 */
  60         GPIO107_UART1_RXD,
  61         GPIO108_UART1_TXD,
  62
  63         /* SSP1 */
  64         GPIO113_I2S_MCLK,
  65         GPIO114_I2S_FRM,
  66         GPIO115_I2S_BCLK,
  67         GPIO116_I2S_RXD,
  68         GPIO117_I2S_TXD,
  69 };
  70
  71 static struct smc91x_platdata smc91x_info = {
  72         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  73 };
  74
  75 static struct resource smc91x_resources[] = {
  76         [0] = {
  77                 .start  = SMC_CS1_PHYS_BASE + 0x300,
  78                 .end    = SMC_CS1_PHYS_BASE + 0xfffff,
  79                 .flags  = IORESOURCE_MEM,
  80         },
  81         [1] = {
  82                 .start  = gpio_to_irq(27),
  83                 .end    = gpio_to_irq(27),
  84                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  85         }
  86 };
  87
  88 static struct platform_device smc91x_device = {
  89         .name           = "smc91x",
  90         .id             = 0,
  91         .dev            = {
  92                 .platform_data = &smc91x_info,
  93         },
  94         .num_resources  = ARRAY_SIZE(smc91x_resources),
  95         .resource       = smc91x_resources,
  96 };
  97
  98 static struct mtd_partition aspenite_nand_partitions[] = {
  99         {
 100                 .name           = "bootloader",
 101                 .offset         = 0,
 102                 .size           = SZ_1M,
 103                 .mask_flags     = MTD_WRITEABLE,
 104         }, {
 105                 .name           = "reserved",
 106                 .offset         = MTDPART_OFS_APPEND,
 107                 .size           = SZ_128K,
 108                 .mask_flags     = MTD_WRITEABLE,
 109         }, {
 110                 .name           = "reserved",
 111                 .offset         = MTDPART_OFS_APPEND,
 112                 .size           = SZ_8M,
 113                 .mask_flags     = MTD_WRITEABLE,
 114         }, {
 115                 .name           = "kernel",
 116                 .offset         = MTDPART_OFS_APPEND,
 117                 .size           = (SZ_2M + SZ_1M),
 118                 .mask_flags     = 0,
 119         }, {
 120                 .name           = "filesystem",
 121                 .offset         = MTDPART_OFS_APPEND,
 122                 .size           = SZ_48M,
 123                 .mask_flags     = 0,
 124         }
 125 };
 126
 127 static struct pxa3xx_nand_platform_data aspenite_nand_info = {
 128         .enable_arbiter = 1,
 129         .parts          = aspenite_nand_partitions,
 130         .nr_parts       = ARRAY_SIZE(aspenite_nand_partitions),
 131 };
 132
 133 static struct i2c_board_info aspenite_i2c_info[] __initdata = {
 134         { I2C_BOARD_INFO("wm8753", 0x1b), },
 135 };
 136
 137 static void __init common_init(void)
 138 {
 139         mfp_config(ARRAY_AND_SIZE(common_pin_config));
 140
 141         /* on-chip devices */
 142         pxa168_add_uart(1);
 143         pxa168_add_twsi(1, NULL, ARRAY_AND_SIZE(aspenite_i2c_info));
 144         pxa168_add_ssp(1);
 145         pxa168_add_nand(&aspenite_nand_info);
 146
 147         /* off-chip devices */
 148         platform_device_register(&smc91x_device);
 149 }
 150
 151 MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform")
 152         .phys_io        = APB_PHYS_BASE,
 153         .io_pg_offst    = (APB_VIRT_BASE >> 18) & 0xfffc,
 154         .map_io         = mmp_map_io,
 155         .init_irq       = pxa168_init_irq,
 156         .timer          = &pxa168_timer,
 157         .init_machine   = common_init,
 158 MACHINE_END
 159
 160 MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform")
 161         .phys_io        = APB_PHYS_BASE,
 162         .io_pg_offst    = (APB_VIRT_BASE >> 18) & 0xfffc,
 163         .map_io         = mmp_map_io,
 164         .init_irq       = pxa168_init_irq,
 165         .timer          = &pxa168_timer,
 166         .init_machine   = common_init,
 167 MACHINE_END