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setup.c

/*
 * linux/arch/sh/boards/renesas/sh7763rdp/setup.c
 *
 * Renesas Solutions sh7763rdp board
 *
 * Copyright (C) 2008 Renesas Solutions Corp.
 * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/input.h>
#include <linux/mtd/physmap.h>
#include <linux/fb.h>
#include <linux/io.h>
#include <asm/sh7763rdp.h>
#include <asm/sh_eth.h>
#include <asm/sh7760fb.h>

/* NOR Flash */
static struct mtd_partition sh7763rdp_nor_flash_partitions[] = {
      {
            .name = "U-Boot",
            .offset = 0,
            .size = (2 * 128 * 1024),
            .mask_flags = MTD_WRITEABLE,  /* Read-only */
      }, {
            .name = "Linux-Kernel",
            .offset = MTDPART_OFS_APPEND,
            .size = (20 * 128 * 1024),
      }, {
            .name = "Root Filesystem",
            .offset = MTDPART_OFS_APPEND,
            .size = MTDPART_SIZ_FULL,
      },
};

static struct physmap_flash_data sh7763rdp_nor_flash_data = {
      .width = 2,
      .parts = sh7763rdp_nor_flash_partitions,
      .nr_parts = ARRAY_SIZE(sh7763rdp_nor_flash_partitions),
};

static struct resource sh7763rdp_nor_flash_resources[] = {
      [0] = {
            .name = "NOR Flash",
            .start = 0,
            .end = (64 * 1024 * 1024),
            .flags = IORESOURCE_MEM,
      },
};

static struct platform_device sh7763rdp_nor_flash_device = {
      .name = "physmap-flash",
      .resource = sh7763rdp_nor_flash_resources,
      .num_resources = ARRAY_SIZE(sh7763rdp_nor_flash_resources),
      .dev = {
            .platform_data = &sh7763rdp_nor_flash_data,
      },
};

/* SH-Ether */
static struct resource sh_eth_resources[] = {
      {
            .start  = 0xFEE00800,   /* use eth1 */
            .end    = 0xFEE00F7C - 1,
            .flags  = IORESOURCE_MEM,
      }, {
            .start  = 58,   /* irq number */
            .end    = 58,
            .flags  = IORESOURCE_IRQ,
      },
};

static struct sh_eth_plat_data sh7763_eth_pdata = {
      .phy = 1,
      .edmac_endian = EDMAC_LITTLE_ENDIAN,
};

static struct platform_device sh7763rdp_eth_device = {
      .name       = "sh-eth",
      .resource   = sh_eth_resources,
      .num_resources  = ARRAY_SIZE(sh_eth_resources),
      .dev        = {
            .platform_data = &sh7763_eth_pdata,
      },
};

/* SH7763 LCDC */
static struct resource sh7763rdp_fb_resources[] = {
      {
            .start  = 0xFFE80000,
            .end    = 0xFFE80442 - 1,
            .flags  = IORESOURCE_MEM,
      },
};

static struct fb_videomode sh7763fb_videomode = {
      .refresh = 60,
      .name = "VGA Monitor",
      .xres = 640,
      .yres = 480,
      .pixclock = 10000,
      .left_margin = 80,
      .right_margin = 24,
      .upper_margin = 30,
      .lower_margin = 1,
      .hsync_len = 96,
      .vsync_len = 1,
      .sync = 0,
      .vmode = FB_VMODE_NONINTERLACED,
      .flag = FBINFO_FLAG_DEFAULT,
};

static struct sh7760fb_platdata sh7763fb_def_pdata = {
      .def_mode = &sh7763fb_videomode,
      .ldmtr = (LDMTR_TFT_COLOR_16|LDMTR_MCNT),
      .lddfr = LDDFR_16BPP_RGB565,
      .ldpmmr = 0x0000,
      .ldpspr = 0xFFFF,
      .ldaclnr = 0x0001,
      .ldickr = 0x1102,
      .rotate = 0,
      .novsync = 0,
      .blank = NULL,
};

static struct platform_device sh7763rdp_fb_device = {
      .name       = "sh7760-lcdc",
      .resource   = sh7763rdp_fb_resources,
      .num_resources = ARRAY_SIZE(sh7763rdp_fb_resources),
      .dev = {
            .platform_data = &sh7763fb_def_pdata,
      },
};

static struct platform_device *sh7763rdp_devices[] __initdata = {
      &sh7763rdp_nor_flash_device,
      &sh7763rdp_eth_device,
      &sh7763rdp_fb_device,
};

static int __init sh7763rdp_devices_setup(void)
{
      return platform_add_devices(sh7763rdp_devices,
                            ARRAY_SIZE(sh7763rdp_devices));
}
device_initcall(sh7763rdp_devices_setup);

static void __init sh7763rdp_setup(char **cmdline_p)
{
      /* Board version check */
      if (ctrl_inw(CPLD_BOARD_ID_ERV_REG) == 0xECB1)
            printk(KERN_INFO "RTE Standard Configuration\n");
      else
            printk(KERN_INFO "RTA Standard Configuration\n");

      /* USB pin select bits (clear bit 5-2 to 0) */
      ctrl_outw((ctrl_inw(PORT_PSEL2) & 0xFFC3), PORT_PSEL2);
      /* USBH setup port I controls to other (clear bits 4-9 to 0) */
      ctrl_outw(ctrl_inw(PORT_PICR) & 0xFC0F, PORT_PICR);

      /* Select USB Host controller */
      ctrl_outw(0x00, USB_USBHSC);

      /* For LCD */
      /* set PTJ7-1, bits 15-2 of PJCR to 0 */
      ctrl_outw(ctrl_inw(PORT_PJCR) & 0x0003, PORT_PJCR);
      /* set PTI5, bits 11-10 of PICR to 0 */
      ctrl_outw(ctrl_inw(PORT_PICR) & 0xF3FF, PORT_PICR);
      ctrl_outw(0, PORT_PKCR);
      ctrl_outw(0, PORT_PLCR);
      /* set PSEL2 bits 14-8, 5-4, of PSEL2 to 0 */
      ctrl_outw((ctrl_inw(PORT_PSEL2) & 0x00C0), PORT_PSEL2);
      /* set PSEL3 bits 14-12, 6-4, 2-0 of PSEL3 to 0 */
      ctrl_outw((ctrl_inw(PORT_PSEL3) & 0x0700), PORT_PSEL3);

      /* For HAC */
      /* bit3-0  0100:HAC & SSI1 enable */
      ctrl_outw((ctrl_inw(PORT_PSEL1) & 0xFFF0) | 0x0004, PORT_PSEL1);
      /* bit14      1:SSI_HAC_CLK enable */
      ctrl_outw(ctrl_inw(PORT_PSEL4) | 0x4000, PORT_PSEL4);

      /* SH-Ether */
      ctrl_outw((ctrl_inw(PORT_PSEL1) & ~0xff00) | 0x2400, PORT_PSEL1);
      ctrl_outw(0x0, PORT_PFCR);
      ctrl_outw(0x0, PORT_PFCR);
      ctrl_outw(0x0, PORT_PFCR);

      /* MMC */
      /*selects SCIF and MMC other functions */
      ctrl_outw(0x0001, PORT_PSEL0);
      /* MMC clock operates */
      ctrl_outl(ctrl_inl(MSTPCR1) & ~0x8, MSTPCR1);
      ctrl_outw(ctrl_inw(PORT_PACR) & ~0x3000, PORT_PACR);
      ctrl_outw(ctrl_inw(PORT_PCCR) & ~0xCFC3, PORT_PCCR);
}

static struct sh_machine_vector mv_sh7763rdp __initmv = {
      .mv_name = "sh7763drp",
      .mv_setup = sh7763rdp_setup,
      .mv_nr_irqs = 112,
      .mv_init_irq = init_sh7763rdp_IRQ,
};

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