kernel/arch/sh/boards/mach-sh7763rdp/setup.c

   1 /*
   2  * linux/arch/sh/boards/renesas/sh7763rdp/setup.c
   3  *
   4  * Renesas Solutions sh7763rdp board
   5  *
   6  * Copyright (C) 2008 Renesas Solutions Corp.
   7  * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
   8  *
   9  * This file is subject to the terms and conditions of the GNU General Public
  10  * License.  See the file "COPYING" in the main directory of this archive
  11  * for more details.
  12  */
  13 #include <linux/init.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/interrupt.h>
  16 #include <linux/input.h>
  17 #include <linux/mtd/physmap.h>
  18 #include <linux/fb.h>
  19 #include <linux/io.h>
  20 #include <linux/sh_eth.h>
  21 #include <linux/sh_intc.h>
  22 #include <mach/sh7763rdp.h>
  23 #include <asm/sh7760fb.h>
  24
  25 /* NOR Flash */
  26 static struct mtd_partition sh7763rdp_nor_flash_partitions[] = {
  27         {
  28                 .name = "U-Boot",
  29                 .offset = 0,
  30                 .size = (2 * 128 * 1024),
  31                 .mask_flags = MTD_WRITEABLE,    /* Read-only */
  32         }, {
  33                 .name = "Linux-Kernel",
  34                 .offset = MTDPART_OFS_APPEND,
  35                 .size = (20 * 128 * 1024),
  36         }, {
  37                 .name = "Root Filesystem",
  38                 .offset = MTDPART_OFS_APPEND,
  39                 .size = MTDPART_SIZ_FULL,
  40         },
  41 };
  42
  43 static struct physmap_flash_data sh7763rdp_nor_flash_data = {
  44         .width = 2,
  45         .parts = sh7763rdp_nor_flash_partitions,
  46         .nr_parts = ARRAY_SIZE(sh7763rdp_nor_flash_partitions),
  47 };
  48
  49 static struct resource sh7763rdp_nor_flash_resources[] = {
  50         [0] = {
  51                 .name = "NOR Flash",
  52                 .start = 0,
  53                 .end = (64 * 1024 * 1024),
  54                 .flags = IORESOURCE_MEM,
  55         },
  56 };
  57
  58 static struct platform_device sh7763rdp_nor_flash_device = {
  59         .name = "physmap-flash",
  60         .resource = sh7763rdp_nor_flash_resources,
  61         .num_resources = ARRAY_SIZE(sh7763rdp_nor_flash_resources),
  62         .dev = {
  63                 .platform_data = &sh7763rdp_nor_flash_data,
  64         },
  65 };
  66
  67 /*
  68  * SH-Ether
  69  *
  70  * SH Ether of SH7763 has multi IRQ handling.
  71  * (0x920,0x940,0x960 -> 0x920)
  72  */
  73 static struct resource sh_eth_resources[] = {
  74         {
  75                 .start  = 0xFEE00800,   /* use eth1 */
  76                 .end    = 0xFEE00F7C - 1,
  77                 .flags  = IORESOURCE_MEM,
  78         }, {
  79                 .start  = 0xFEE01800,   /* TSU */
  80                 .end    = 0xFEE01FFF,
  81                 .flags  = IORESOURCE_MEM,
  82         }, {
  83                 .start  = evt2irq(0x920),   /* irq number */
  84                 .flags  = IORESOURCE_IRQ,
  85         },
  86 };
  87
  88 static struct sh_eth_plat_data sh7763_eth_pdata = {
  89         .phy = 1,
  90         .edmac_endian = EDMAC_LITTLE_ENDIAN,
  91         .phy_interface = PHY_INTERFACE_MODE_MII,
  92 };
  93
  94 static struct platform_device sh7763rdp_eth_device = {
  95         .name       = "sh7763-gether",
  96         .resource   = sh_eth_resources,
  97         .num_resources  = ARRAY_SIZE(sh_eth_resources),
  98         .dev        = {
  99                 .platform_data = &sh7763_eth_pdata,
 100         },
 101 };
 102
 103 /* SH7763 LCDC */
 104 static struct resource sh7763rdp_fb_resources[] = {
 105         {
 106                 .start  = 0xFFE80000,
 107                 .end    = 0xFFE80442 - 1,
 108                 .flags  = IORESOURCE_MEM,
 109         },
 110 };
 111
 112 static struct fb_videomode sh7763fb_videomode = {
 113         .refresh = 60,
 114         .name = "VGA Monitor",
 115         .xres = 640,
 116         .yres = 480,
 117         .pixclock = 10000,
 118         .left_margin = 80,
 119         .right_margin = 24,
 120         .upper_margin = 30,
 121         .lower_margin = 1,
 122         .hsync_len = 96,
 123         .vsync_len = 1,
 124         .sync = 0,
 125         .vmode = FB_VMODE_NONINTERLACED,
 126         .flag = FBINFO_FLAG_DEFAULT,
 127 };
 128
 129 static struct sh7760fb_platdata sh7763fb_def_pdata = {
 130         .def_mode = &sh7763fb_videomode,
 131         .ldmtr = (LDMTR_TFT_COLOR_16|LDMTR_MCNT),
 132         .lddfr = LDDFR_16BPP_RGB565,
 133         .ldpmmr = 0x0000,
 134         .ldpspr = 0xFFFF,
 135         .ldaclnr = 0x0001,
 136         .ldickr = 0x1102,
 137         .rotate = 0,
 138         .novsync = 0,
 139         .blank = NULL,
 140 };
 141
 142 static struct platform_device sh7763rdp_fb_device = {
 143         .name           = "sh7760-lcdc",
 144         .resource       = sh7763rdp_fb_resources,
 145         .num_resources = ARRAY_SIZE(sh7763rdp_fb_resources),
 146         .dev = {
 147                 .platform_data = &sh7763fb_def_pdata,
 148         },
 149 };
 150
 151 static struct platform_device *sh7763rdp_devices[] __initdata = {
 152         &sh7763rdp_nor_flash_device,
 153         &sh7763rdp_eth_device,
 154         &sh7763rdp_fb_device,
 155 };
 156
 157 static int __init sh7763rdp_devices_setup(void)
 158 {
 159         return platform_add_devices(sh7763rdp_devices,
 160                                     ARRAY_SIZE(sh7763rdp_devices));
 161 }
 162 device_initcall(sh7763rdp_devices_setup);
 163
 164 static void __init sh7763rdp_setup(char **cmdline_p)
 165 {
 166         /* Board version check */
 167         if (__raw_readw(CPLD_BOARD_ID_ERV_REG) == 0xECB1)
 168                 printk(KERN_INFO "RTE Standard Configuration\n");
 169         else
 170                 printk(KERN_INFO "RTA Standard Configuration\n");
 171
 172         /* USB pin select bits (clear bit 5-2 to 0) */
 173         __raw_writew((__raw_readw(PORT_PSEL2) & 0xFFC3), PORT_PSEL2);
 174         /* USBH setup port I controls to other (clear bits 4-9 to 0) */
 175         __raw_writew(__raw_readw(PORT_PICR) & 0xFC0F, PORT_PICR);
 176
 177         /* Select USB Host controller */
 178         __raw_writew(0x00, USB_USBHSC);
 179
 180         /* For LCD */
 181         /* set PTJ7-1, bits 15-2 of PJCR to 0 */
 182         __raw_writew(__raw_readw(PORT_PJCR) & 0x0003, PORT_PJCR);
 183         /* set PTI5, bits 11-10 of PICR to 0 */
 184         __raw_writew(__raw_readw(PORT_PICR) & 0xF3FF, PORT_PICR);
 185         __raw_writew(0, PORT_PKCR);
 186         __raw_writew(0, PORT_PLCR);
 187         /* set PSEL2 bits 14-8, 5-4, of PSEL2 to 0 */
 188         __raw_writew((__raw_readw(PORT_PSEL2) & 0x00C0), PORT_PSEL2);
 189         /* set PSEL3 bits 14-12, 6-4, 2-0 of PSEL3 to 0 */
 190         __raw_writew((__raw_readw(PORT_PSEL3) & 0x0700), PORT_PSEL3);
 191
 192         /* For HAC */
 193         /* bit3-0  0100:HAC & SSI1 enable */
 194         __raw_writew((__raw_readw(PORT_PSEL1) & 0xFFF0) | 0x0004, PORT_PSEL1);
 195         /* bit14      1:SSI_HAC_CLK enable */
 196         __raw_writew(__raw_readw(PORT_PSEL4) | 0x4000, PORT_PSEL4);
 197
 198         /* SH-Ether */
 199         __raw_writew((__raw_readw(PORT_PSEL1) & ~0xff00) | 0x2400, PORT_PSEL1);
 200         __raw_writew(0x0, PORT_PFCR);
 201         __raw_writew(0x0, PORT_PFCR);
 202         __raw_writew(0x0, PORT_PFCR);
 203
 204         /* MMC */
 205         /*selects SCIF and MMC other functions */
 206         __raw_writew(0x0001, PORT_PSEL0);
 207         /* MMC clock operates */
 208         __raw_writel(__raw_readl(MSTPCR1) & ~0x8, MSTPCR1);
 209         __raw_writew(__raw_readw(PORT_PACR) & ~0x3000, PORT_PACR);
 210         __raw_writew(__raw_readw(PORT_PCCR) & ~0xCFC3, PORT_PCCR);
 211 }
 212
 213 static struct sh_machine_vector mv_sh7763rdp __initmv = {
 214         .mv_name = "sh7763drp",
 215         .mv_setup = sh7763rdp_setup,
 216         .mv_init_irq = init_sh7763rdp_IRQ,
 217 };