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 #include <linux/gpio.h>
  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 #include <linux/interrupt.h>
  20
  21 #include <asm/mach-types.h>
  22 #include <asm/mach/arch.h>
  23 #include <mach/addr-map.h>
  24 #include <mach/mfp-pxa168.h>
  25 #include <mach/pxa168.h>
  26 #include <mach/irqs.h>
  27 #include <video/pxa168fb.h>
  28 #include <linux/input.h>
  29 #include <plat/pxa27x_keypad.h>
  30
  31 #include "common.h"
  32
  33 static unsigned long common_pin_config[] __initdata = {
  34         /* Data Flash Interface */
  35         GPIO0_DFI_D15,
  36         GPIO1_DFI_D14,
  37         GPIO2_DFI_D13,
  38         GPIO3_DFI_D12,
  39         GPIO4_DFI_D11,
  40         GPIO5_DFI_D10,
  41         GPIO6_DFI_D9,
  42         GPIO7_DFI_D8,
  43         GPIO8_DFI_D7,
  44         GPIO9_DFI_D6,
  45         GPIO10_DFI_D5,
  46         GPIO11_DFI_D4,
  47         GPIO12_DFI_D3,
  48         GPIO13_DFI_D2,
  49         GPIO14_DFI_D1,
  50         GPIO15_DFI_D0,
  51
  52         /* Static Memory Controller */
  53         GPIO18_SMC_nCS0,
  54         GPIO34_SMC_nCS1,
  55         GPIO23_SMC_nLUA,
  56         GPIO25_SMC_nLLA,
  57         GPIO28_SMC_RDY,
  58         GPIO29_SMC_SCLK,
  59         GPIO35_SMC_BE1,
  60         GPIO36_SMC_BE2,
  61         GPIO27_GPIO,    /* Ethernet IRQ */
  62
  63         /* UART1 */
  64         GPIO107_UART1_RXD,
  65         GPIO108_UART1_TXD,
  66
  67         /* SSP1 */
  68         GPIO113_I2S_MCLK,
  69         GPIO114_I2S_FRM,
  70         GPIO115_I2S_BCLK,
  71         GPIO116_I2S_RXD,
  72         GPIO117_I2S_TXD,
  73
  74         /* LCD */
  75         GPIO56_LCD_FCLK_RD,
  76         GPIO57_LCD_LCLK_A0,
  77         GPIO58_LCD_PCLK_WR,
  78         GPIO59_LCD_DENA_BIAS,
  79         GPIO60_LCD_DD0,
  80         GPIO61_LCD_DD1,
  81         GPIO62_LCD_DD2,
  82         GPIO63_LCD_DD3,
  83         GPIO64_LCD_DD4,
  84         GPIO65_LCD_DD5,
  85         GPIO66_LCD_DD6,
  86         GPIO67_LCD_DD7,
  87         GPIO68_LCD_DD8,
  88         GPIO69_LCD_DD9,
  89         GPIO70_LCD_DD10,
  90         GPIO71_LCD_DD11,
  91         GPIO72_LCD_DD12,
  92         GPIO73_LCD_DD13,
  93         GPIO74_LCD_DD14,
  94         GPIO75_LCD_DD15,
  95         GPIO76_LCD_DD16,
  96         GPIO77_LCD_DD17,
  97         GPIO78_LCD_DD18,
  98         GPIO79_LCD_DD19,
  99         GPIO80_LCD_DD20,
 100         GPIO81_LCD_DD21,
 101         GPIO82_LCD_DD22,
 102         GPIO83_LCD_DD23,
 103
 104         /* Keypad */
 105         GPIO109_KP_MKIN1,
 106         GPIO110_KP_MKIN0,
 107         GPIO111_KP_MKOUT7,
 108         GPIO112_KP_MKOUT6,
 109         GPIO121_KP_MKIN4,
 110 };
 111
 112 static struct smc91x_platdata smc91x_info = {
 113         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 114 };
 115
 116 static struct resource smc91x_resources[] = {
 117         [0] = {
 118                 .start  = SMC_CS1_PHYS_BASE + 0x300,
 119                 .end    = SMC_CS1_PHYS_BASE + 0xfffff,
 120                 .flags  = IORESOURCE_MEM,
 121         },
 122         [1] = {
 123                 .start  = MMP_GPIO_TO_IRQ(27),
 124                 .end    = MMP_GPIO_TO_IRQ(27),
 125                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 126         }
 127 };
 128
 129 static struct platform_device smc91x_device = {
 130         .name           = "smc91x",
 131         .id             = 0,
 132         .dev            = {
 133                 .platform_data = &smc91x_info,
 134         },
 135         .num_resources  = ARRAY_SIZE(smc91x_resources),
 136         .resource       = smc91x_resources,
 137 };
 138
 139 static struct mtd_partition aspenite_nand_partitions[] = {
 140         {
 141                 .name           = "bootloader",
 142                 .offset         = 0,
 143                 .size           = SZ_1M,
 144                 .mask_flags     = MTD_WRITEABLE,
 145         }, {
 146                 .name           = "reserved",
 147                 .offset         = MTDPART_OFS_APPEND,
 148                 .size           = SZ_128K,
 149                 .mask_flags     = MTD_WRITEABLE,
 150         }, {
 151                 .name           = "reserved",
 152                 .offset         = MTDPART_OFS_APPEND,
 153                 .size           = SZ_8M,
 154                 .mask_flags     = MTD_WRITEABLE,
 155         }, {
 156                 .name           = "kernel",
 157                 .offset         = MTDPART_OFS_APPEND,
 158                 .size           = (SZ_2M + SZ_1M),
 159                 .mask_flags     = 0,
 160         }, {
 161                 .name           = "filesystem",
 162                 .offset         = MTDPART_OFS_APPEND,
 163                 .size           = SZ_32M + SZ_16M,
 164                 .mask_flags     = 0,
 165         }
 166 };
 167
 168 static struct pxa3xx_nand_platform_data aspenite_nand_info = {
 169         .enable_arbiter = 1,
 170         .num_cs = 1,
 171         .parts[0]       = aspenite_nand_partitions,
 172         .nr_parts[0]    = ARRAY_SIZE(aspenite_nand_partitions),
 173 };
 174
 175 static struct i2c_board_info aspenite_i2c_info[] __initdata = {
 176         { I2C_BOARD_INFO("wm8753", 0x1b), },
 177 };
 178
 179 static struct fb_videomode video_modes[] = {
 180         [0] = {
 181                 .pixclock       = 30120,
 182                 .refresh        = 60,
 183                 .xres           = 800,
 184                 .yres           = 480,
 185                 .hsync_len      = 1,
 186                 .left_margin    = 215,
 187                 .right_margin   = 40,
 188                 .vsync_len      = 1,
 189                 .upper_margin   = 34,
 190                 .lower_margin   = 10,
 191                 .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
 192         },
 193 };
 194
 195 struct pxa168fb_mach_info aspenite_lcd_info = {
 196         .id                     = "Graphic Frame",
 197         .modes                  = video_modes,
 198         .num_modes              = ARRAY_SIZE(video_modes),
 199         .pix_fmt                = PIX_FMT_RGB565,
 200         .io_pin_allocation_mode = PIN_MODE_DUMB_24,
 201         .dumb_mode              = DUMB_MODE_RGB888,
 202         .active                 = 1,
 203         .panel_rbswap           = 0,
 204         .invert_pixclock        = 0,
 205 };
 206
 207 static unsigned int aspenite_matrix_key_map[] = {
 208         KEY(0, 6, KEY_UP),      /* SW 4 */
 209         KEY(0, 7, KEY_DOWN),    /* SW 5 */
 210         KEY(1, 6, KEY_LEFT),    /* SW 6 */
 211         KEY(1, 7, KEY_RIGHT),   /* SW 7 */
 212         KEY(4, 6, KEY_ENTER),   /* SW 8 */
 213         KEY(4, 7, KEY_ESC),     /* SW 9 */
 214 };
 215
 216 static struct pxa27x_keypad_platform_data aspenite_keypad_info __initdata = {
 217         .matrix_key_rows        = 5,
 218         .matrix_key_cols        = 8,
 219         .matrix_key_map         = aspenite_matrix_key_map,
 220         .matrix_key_map_size    = ARRAY_SIZE(aspenite_matrix_key_map),
 221         .debounce_interval      = 30,
 222 };
 223
 224 static void __init common_init(void)
 225 {
 226         mfp_config(ARRAY_AND_SIZE(common_pin_config));
 227
 228         /* on-chip devices */
 229         pxa168_add_uart(1);
 230         pxa168_add_twsi(1, NULL, ARRAY_AND_SIZE(aspenite_i2c_info));
 231         pxa168_add_ssp(1);
 232         pxa168_add_nand(&aspenite_nand_info);
 233         pxa168_add_fb(&aspenite_lcd_info);
 234         pxa168_add_keypad(&aspenite_keypad_info);
 235         platform_device_register(&pxa168_device_gpio);
 236
 237         /* off-chip devices */
 238         platform_device_register(&smc91x_device);
 239 }
 240
 241 MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform")
 242         .map_io         = mmp_map_io,
 243         .nr_irqs        = MMP_NR_IRQS,
 244         .init_irq       = pxa168_init_irq,
 245         .timer          = &pxa168_timer,
 246         .init_machine   = common_init,
 247         .restart        = pxa168_restart,
 248 MACHINE_END
 249
 250 MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform")
 251         .map_io         = mmp_map_io,
 252         .nr_irqs        = MMP_NR_IRQS,
 253         .init_irq       = pxa168_init_irq,
 254         .timer          = &pxa168_timer,
 255         .init_machine   = common_init,
 256         .restart        = pxa168_restart,
 257 MACHINE_END