arch/sh/boards/renesas/ap325rxa/setup.c

   1 /*
   2  * Renesas - AP-325RXA
   3  * (Compatible with Algo System ., LTD. - AP-320A)
   4  *
   5  * Copyright (C) 2008 Renesas Solutions Corp.
   6  * Author : Yusuke Goda <goda.yuske@renesas.com>
   7  *
   8  * This file is subject to the terms and conditions of the GNU General Public
   9  * License.  See the file "COPYING" in the main directory of this archive
  10  * for more details.
  11  */
  12
  13 #include <linux/init.h>
  14 #include <linux/device.h>
  15 #include <linux/interrupt.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/mtd/physmap.h>
  18 #include <linux/delay.h>
  19 #include <linux/i2c.h>
  20 #include <linux/delay.h>
  21 #include <linux/smc911x.h>
  22 #include <asm/sh_mobile_lcdc.h>
  23 #include <asm/io.h>
  24 #include <asm/clock.h>
  25
  26 static struct smc911x_platdata smc911x_info = {
  27         .flags = SMC911X_USE_32BIT,
  28         .irq_flags = IRQF_TRIGGER_LOW,
  29 };
  30
  31 static struct resource smc9118_resources[] = {
  32         [0] = {
  33                 .start  = 0xb6080000,
  34                 .end    = 0xb60fffff,
  35                 .flags  = IORESOURCE_MEM,
  36         },
  37         [1] = {
  38                 .start  = 35,
  39                 .end    = 35,
  40                 .flags  = IORESOURCE_IRQ,
  41         }
  42 };
  43
  44 static struct platform_device smc9118_device = {
  45         .name           = "smc911x",
  46         .id             = -1,
  47         .num_resources  = ARRAY_SIZE(smc9118_resources),
  48         .resource       = smc9118_resources,
  49         .dev            = {
  50                 .platform_data = &smc911x_info,
  51         },
  52 };
  53
  54 static struct mtd_partition ap325rxa_nor_flash_partitions[] = {
  55         {
  56                  .name = "uboot",
  57                  .offset = 0,
  58                  .size = (1 * 1024 * 1024),
  59                  .mask_flags = MTD_WRITEABLE,   /* Read-only */
  60         }, {
  61                  .name = "kernel",
  62                  .offset = MTDPART_OFS_APPEND,
  63                  .size = (2 * 1024 * 1024),
  64         }, {
  65                  .name = "other",
  66                  .offset = MTDPART_OFS_APPEND,
  67                  .size = MTDPART_SIZ_FULL,
  68         },
  69 };
  70
  71 static struct physmap_flash_data ap325rxa_nor_flash_data = {
  72         .width          = 2,
  73         .parts          = ap325rxa_nor_flash_partitions,
  74         .nr_parts       = ARRAY_SIZE(ap325rxa_nor_flash_partitions),
  75 };
  76
  77 static struct resource ap325rxa_nor_flash_resources[] = {
  78         [0] = {
  79                 .name   = "NOR Flash",
  80                 .start  = 0x00000000,
  81                 .end    = 0x00ffffff,
  82                 .flags  = IORESOURCE_MEM,
  83         }
  84 };
  85
  86 static struct platform_device ap325rxa_nor_flash_device = {
  87         .name           = "physmap-flash",
  88         .resource       = ap325rxa_nor_flash_resources,
  89         .num_resources  = ARRAY_SIZE(ap325rxa_nor_flash_resources),
  90         .dev            = {
  91                 .platform_data = &ap325rxa_nor_flash_data,
  92         },
  93 };
  94
  95 #define FPGA_LCDREG     0xB4100180
  96 #define FPGA_BKLREG     0xB4100212
  97 #define FPGA_LCDREG_VAL 0x0018
  98 #define PORT_PHCR       0xA405010E
  99 #define PORT_PLCR       0xA4050114
 100 #define PORT_PMCR       0xA4050116
 101 #define PORT_PRCR       0xA405011C
 102 #define PORT_HIZCRA     0xA4050158
 103 #define PORT_PSCR       0xA405011E
 104 #define PORT_PSDR       0xA405013E
 105
 106 static void ap320_wvga_power_on(void *board_data)
 107 {
 108         msleep(100);
 109
 110         /* ASD AP-320/325 LCD ON */
 111         ctrl_outw(FPGA_LCDREG_VAL, FPGA_LCDREG);
 112
 113         /* backlight */
 114         ctrl_outw((ctrl_inw(PORT_PSCR) & ~0x00C0) | 0x40, PORT_PSCR);
 115         ctrl_outb(ctrl_inb(PORT_PSDR) & ~0x08, PORT_PSDR);
 116         ctrl_outw(0x100, FPGA_BKLREG);
 117 }
 118
 119 static struct sh_mobile_lcdc_info lcdc_info = {
 120         .clock_source = LCDC_CLK_EXTERNAL,
 121         .ch[0] = {
 122                 .chan = LCDC_CHAN_MAINLCD,
 123                 .bpp = 16,
 124                 .interface_type = RGB18,
 125                 .clock_divider = 1,
 126                 .lcd_cfg = {
 127                         .name = "LB070WV1",
 128                         .xres = 800,
 129                         .yres = 480,
 130                         .left_margin = 40,
 131                         .right_margin = 160,
 132                         .hsync_len = 8,
 133                         .upper_margin = 63,
 134                         .lower_margin = 80,
 135                         .vsync_len = 1,
 136                         .sync = 0, /* hsync and vsync are active low */
 137                 },
 138                 .board_cfg = {
 139                         .display_on = ap320_wvga_power_on,
 140                 },
 141         }
 142 };
 143
 144 static struct resource lcdc_resources[] = {
 145         [0] = {
 146                 .name   = "LCDC",
 147                 .start  = 0xfe940000, /* P4-only space */
 148                 .end    = 0xfe941fff,
 149                 .flags  = IORESOURCE_MEM,
 150         },
 151 };
 152
 153 static struct platform_device lcdc_device = {
 154         .name           = "sh_mobile_lcdc_fb",
 155         .num_resources  = ARRAY_SIZE(lcdc_resources),
 156         .resource       = lcdc_resources,
 157         .dev            = {
 158                 .platform_data  = &lcdc_info,
 159         },
 160 };
 161
 162 static struct platform_device *ap325rxa_devices[] __initdata = {
 163         &smc9118_device,
 164         &ap325rxa_nor_flash_device,
 165         &lcdc_device,
 166 };
 167
 168 static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
 169 };
 170
 171 static int __init ap325rxa_devices_setup(void)
 172 {
 173         clk_always_enable("mstp200"); /* LCDC */
 174
 175         i2c_register_board_info(0, ap325rxa_i2c_devices,
 176                                 ARRAY_SIZE(ap325rxa_i2c_devices));
 177
 178         return platform_add_devices(ap325rxa_devices,
 179                                 ARRAY_SIZE(ap325rxa_devices));
 180 }
 181 device_initcall(ap325rxa_devices_setup);
 182
 183 static void __init ap325rxa_setup(char **cmdline_p)
 184 {
 185         /* LCDC configuration */
 186         ctrl_outw(ctrl_inw(PORT_PHCR) & ~0xffff, PORT_PHCR);
 187         ctrl_outw(ctrl_inw(PORT_PLCR) & ~0xffff, PORT_PLCR);
 188         ctrl_outw(ctrl_inw(PORT_PMCR) & ~0xffff, PORT_PMCR);
 189         ctrl_outw(ctrl_inw(PORT_PRCR) & ~0x03ff, PORT_PRCR);
 190         ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x01C0, PORT_HIZCRA);
 191 }
 192
 193 static struct sh_machine_vector mv_ap325rxa __initmv = {
 194         .mv_name = "AP-325RXA",
 195         .mv_setup = ap325rxa_setup,
 196 };