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/gpio-pxa.h>
  13 #include <linux/init.h>
  14 #include <linux/kernel.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/smc91x.h>
  17 #include <linux/mtd/mtd.h>
  18 #include <linux/mtd/partitions.h>
  19 #include <linux/mtd/rawnand.h>
  20 #include <linux/interrupt.h>
  21 #include <linux/platform_data/mv_usb.h>
  22
  23 #include <asm/mach-types.h>
  24 #include <asm/mach/arch.h>
  25 #include <video/pxa168fb.h>
  26 #include <linux/input.h>
  27 #include <linux/platform_data/keypad-pxa27x.h>
  28
  29 #include "addr-map.h"
  30 #include "mfp-pxa168.h"
  31 #include "pxa168.h"
  32 #include "irqs.h"
  33 #include "common.h"
  34
  35 static unsigned long common_pin_config[] __initdata = {
  36         /* Data Flash Interface */
  37         GPIO0_DFI_D15,
  38         GPIO1_DFI_D14,
  39         GPIO2_DFI_D13,
  40         GPIO3_DFI_D12,
  41         GPIO4_DFI_D11,
  42         GPIO5_DFI_D10,
  43         GPIO6_DFI_D9,
  44         GPIO7_DFI_D8,
  45         GPIO8_DFI_D7,
  46         GPIO9_DFI_D6,
  47         GPIO10_DFI_D5,
  48         GPIO11_DFI_D4,
  49         GPIO12_DFI_D3,
  50         GPIO13_DFI_D2,
  51         GPIO14_DFI_D1,
  52         GPIO15_DFI_D0,
  53
  54         /* Static Memory Controller */
  55         GPIO18_SMC_nCS0,
  56         GPIO34_SMC_nCS1,
  57         GPIO23_SMC_nLUA,
  58         GPIO25_SMC_nLLA,
  59         GPIO28_SMC_RDY,
  60         GPIO29_SMC_SCLK,
  61         GPIO35_SMC_BE1,
  62         GPIO36_SMC_BE2,
  63         GPIO27_GPIO,    /* Ethernet IRQ */
  64
  65         /* UART1 */
  66         GPIO107_UART1_RXD,
  67         GPIO108_UART1_TXD,
  68
  69         /* SSP1 */
  70         GPIO113_I2S_MCLK,
  71         GPIO114_I2S_FRM,
  72         GPIO115_I2S_BCLK,
  73         GPIO116_I2S_RXD,
  74         GPIO117_I2S_TXD,
  75
  76         /* LCD */
  77         GPIO56_LCD_FCLK_RD,
  78         GPIO57_LCD_LCLK_A0,
  79         GPIO58_LCD_PCLK_WR,
  80         GPIO59_LCD_DENA_BIAS,
  81         GPIO60_LCD_DD0,
  82         GPIO61_LCD_DD1,
  83         GPIO62_LCD_DD2,
  84         GPIO63_LCD_DD3,
  85         GPIO64_LCD_DD4,
  86         GPIO65_LCD_DD5,
  87         GPIO66_LCD_DD6,
  88         GPIO67_LCD_DD7,
  89         GPIO68_LCD_DD8,
  90         GPIO69_LCD_DD9,
  91         GPIO70_LCD_DD10,
  92         GPIO71_LCD_DD11,
  93         GPIO72_LCD_DD12,
  94         GPIO73_LCD_DD13,
  95         GPIO74_LCD_DD14,
  96         GPIO75_LCD_DD15,
  97         GPIO76_LCD_DD16,
  98         GPIO77_LCD_DD17,
  99         GPIO78_LCD_DD18,
 100         GPIO79_LCD_DD19,
 101         GPIO80_LCD_DD20,
 102         GPIO81_LCD_DD21,
 103         GPIO82_LCD_DD22,
 104         GPIO83_LCD_DD23,
 105
 106         /* Keypad */
 107         GPIO109_KP_MKIN1,
 108         GPIO110_KP_MKIN0,
 109         GPIO111_KP_MKOUT7,
 110         GPIO112_KP_MKOUT6,
 111         GPIO121_KP_MKIN4,
 112 };
 113
 114 static struct pxa_gpio_platform_data pxa168_gpio_pdata = {
 115         .irq_base       = MMP_GPIO_TO_IRQ(0),
 116 };
 117
 118 static struct smc91x_platdata smc91x_info = {
 119         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 120 };
 121
 122 static struct resource smc91x_resources[] = {
 123         [0] = {
 124                 .start  = SMC_CS1_PHYS_BASE + 0x300,
 125                 .end    = SMC_CS1_PHYS_BASE + 0xfffff,
 126                 .flags  = IORESOURCE_MEM,
 127         },
 128         [1] = {
 129                 .start  = MMP_GPIO_TO_IRQ(27),
 130                 .end    = MMP_GPIO_TO_IRQ(27),
 131                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 132         }
 133 };
 134
 135 static struct platform_device smc91x_device = {
 136         .name           = "smc91x",
 137         .id             = 0,
 138         .dev            = {
 139                 .platform_data = &smc91x_info,
 140         },
 141         .num_resources  = ARRAY_SIZE(smc91x_resources),
 142         .resource       = smc91x_resources,
 143 };
 144
 145 static struct mtd_partition aspenite_nand_partitions[] = {
 146         {
 147                 .name           = "bootloader",
 148                 .offset         = 0,
 149                 .size           = SZ_1M,
 150                 .mask_flags     = MTD_WRITEABLE,
 151         }, {
 152                 .name           = "reserved",
 153                 .offset         = MTDPART_OFS_APPEND,
 154                 .size           = SZ_128K,
 155                 .mask_flags     = MTD_WRITEABLE,
 156         }, {
 157                 .name           = "reserved",
 158                 .offset         = MTDPART_OFS_APPEND,
 159                 .size           = SZ_8M,
 160                 .mask_flags     = MTD_WRITEABLE,
 161         }, {
 162                 .name           = "kernel",
 163                 .offset         = MTDPART_OFS_APPEND,
 164                 .size           = (SZ_2M + SZ_1M),
 165                 .mask_flags     = 0,
 166         }, {
 167                 .name           = "filesystem",
 168                 .offset         = MTDPART_OFS_APPEND,
 169                 .size           = SZ_32M + SZ_16M,
 170                 .mask_flags     = 0,
 171         }
 172 };
 173
 174 static struct pxa3xx_nand_platform_data aspenite_nand_info = {
 175         .enable_arbiter = 1,
 176         .num_cs = 1,
 177         .parts[0]       = aspenite_nand_partitions,
 178         .nr_parts[0]    = ARRAY_SIZE(aspenite_nand_partitions),
 179 };
 180
 181 static struct i2c_board_info aspenite_i2c_info[] __initdata = {
 182         { I2C_BOARD_INFO("wm8753", 0x1b), },
 183 };
 184
 185 static struct fb_videomode video_modes[] = {
 186         [0] = {
 187                 .pixclock       = 30120,
 188                 .refresh        = 60,
 189                 .xres           = 800,
 190                 .yres           = 480,
 191                 .hsync_len      = 1,
 192                 .left_margin    = 215,
 193                 .right_margin   = 40,
 194                 .vsync_len      = 1,
 195                 .upper_margin   = 34,
 196                 .lower_margin   = 10,
 197                 .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
 198         },
 199 };
 200
 201 struct pxa168fb_mach_info aspenite_lcd_info = {
 202         .id                     = "Graphic Frame",
 203         .modes                  = video_modes,
 204         .num_modes              = ARRAY_SIZE(video_modes),
 205         .pix_fmt                = PIX_FMT_RGB565,
 206         .io_pin_allocation_mode = PIN_MODE_DUMB_24,
 207         .dumb_mode              = DUMB_MODE_RGB888,
 208         .active                 = 1,
 209         .panel_rbswap           = 0,
 210         .invert_pixclock        = 0,
 211 };
 212
 213 static const unsigned int aspenite_matrix_key_map[] = {
 214         KEY(0, 6, KEY_UP),      /* SW 4 */
 215         KEY(0, 7, KEY_DOWN),    /* SW 5 */
 216         KEY(1, 6, KEY_LEFT),    /* SW 6 */
 217         KEY(1, 7, KEY_RIGHT),   /* SW 7 */
 218         KEY(4, 6, KEY_ENTER),   /* SW 8 */
 219         KEY(4, 7, KEY_ESC),     /* SW 9 */
 220 };
 221
 222 static struct matrix_keymap_data aspenite_matrix_keymap_data = {
 223         .keymap                 = aspenite_matrix_key_map,
 224         .keymap_size            = ARRAY_SIZE(aspenite_matrix_key_map),
 225 };
 226
 227 static struct pxa27x_keypad_platform_data aspenite_keypad_info __initdata = {
 228         .matrix_key_rows        = 5,
 229         .matrix_key_cols        = 8,
 230         .matrix_keymap_data     = &aspenite_matrix_keymap_data,
 231         .debounce_interval      = 30,
 232 };
 233
 234 #if IS_ENABLED(CONFIG_USB_EHCI_MV)
 235 static struct mv_usb_platform_data pxa168_sph_pdata = {
 236         .mode           = MV_USB_MODE_HOST,
 237         .phy_init       = pxa_usb_phy_init,
 238         .phy_deinit     = pxa_usb_phy_deinit,
 239         .set_vbus       = NULL,
 240 };
 241 #endif
 242
 243 static void __init common_init(void)
 244 {
 245         mfp_config(ARRAY_AND_SIZE(common_pin_config));
 246
 247         /* on-chip devices */
 248         pxa168_add_uart(1);
 249         pxa168_add_twsi(1, NULL, ARRAY_AND_SIZE(aspenite_i2c_info));
 250         pxa168_add_ssp(1);
 251         pxa168_add_nand(&aspenite_nand_info);
 252         pxa168_add_fb(&aspenite_lcd_info);
 253         pxa168_add_keypad(&aspenite_keypad_info);
 254         platform_device_add_data(&pxa168_device_gpio, &pxa168_gpio_pdata,
 255                                  sizeof(struct pxa_gpio_platform_data));
 256         platform_device_register(&pxa168_device_gpio);
 257
 258         /* off-chip devices */
 259         platform_device_register(&smc91x_device);
 260
 261 #if IS_ENABLED(CONFIG_USB_EHCI_MV)
 262         pxa168_add_usb_host(&pxa168_sph_pdata);
 263 #endif
 264 }
 265
 266 MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform")
 267         .map_io         = mmp_map_io,
 268         .nr_irqs        = MMP_NR_IRQS,
 269         .init_irq       = pxa168_init_irq,
 270         .init_time      = pxa168_timer_init,
 271         .init_machine   = common_init,
 272         .restart        = pxa168_restart,
 273 MACHINE_END
 274
 275 MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform")
 276         .map_io         = mmp_map_io,
 277         .nr_irqs        = MMP_NR_IRQS,
 278         .init_irq       = pxa168_init_irq,
 279         .init_time      = pxa168_timer_init,
 280         .init_machine   = common_init,
 281         .restart        = pxa168_restart,
 282 MACHINE_END