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board-ap325rxa.c

/*
 * Renesas - AP-325RXA
 * (Compatible with Algo System ., LTD. - AP-320A)
 *
 * Copyright (C) 2008 Renesas Solutions Corp.
 * Author : Yusuke Goda <goda.yuske@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/device.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/smc911x.h>
#include <media/soc_camera_platform.h>
#include <media/sh_mobile_ceu.h>
#include <asm/sh_mobile_lcdc.h>
#include <asm/io.h>
#include <asm/clock.h>

static struct smc911x_platdata smc911x_info = {
      .flags = SMC911X_USE_32BIT,
      .irq_flags = IRQF_TRIGGER_LOW,
};

static struct resource smc9118_resources[] = {
      [0] = {
            .start      = 0xb6080000,
            .end  = 0xb60fffff,
            .flags      = IORESOURCE_MEM,
      },
      [1] = {
            .start      = 35,
            .end  = 35,
            .flags      = IORESOURCE_IRQ,
      }
};

static struct platform_device smc9118_device = {
      .name       = "smc911x",
      .id         = -1,
      .num_resources    = ARRAY_SIZE(smc9118_resources),
      .resource   = smc9118_resources,
      .dev        = {
            .platform_data = &smc911x_info,
      },
};

static struct mtd_partition ap325rxa_nor_flash_partitions[] = {
      {
             .name = "uboot",
             .offset = 0,
             .size = (1 * 1024 * 1024),
             .mask_flags = MTD_WRITEABLE, /* Read-only */
      }, {
             .name = "kernel",
             .offset = MTDPART_OFS_APPEND,
             .size = (2 * 1024 * 1024),
      }, {
             .name = "other",
             .offset = MTDPART_OFS_APPEND,
             .size = MTDPART_SIZ_FULL,
      },
};

static struct physmap_flash_data ap325rxa_nor_flash_data = {
      .width            = 2,
      .parts            = ap325rxa_nor_flash_partitions,
      .nr_parts   = ARRAY_SIZE(ap325rxa_nor_flash_partitions),
};

static struct resource ap325rxa_nor_flash_resources[] = {
      [0] = {
            .name = "NOR Flash",
            .start      = 0x00000000,
            .end  = 0x00ffffff,
            .flags      = IORESOURCE_MEM,
      }
};

static struct platform_device ap325rxa_nor_flash_device = {
      .name       = "physmap-flash",
      .resource   = ap325rxa_nor_flash_resources,
      .num_resources    = ARRAY_SIZE(ap325rxa_nor_flash_resources),
      .dev        = {
            .platform_data = &ap325rxa_nor_flash_data,
      },
};

#define FPGA_LCDREG     0xB4100180
#define FPGA_BKLREG     0xB4100212
#define FPGA_LCDREG_VAL 0x0018
#define PORT_PHCR 0xA405010E
#define PORT_PLCR 0xA4050114
#define PORT_PMCR 0xA4050116
#define PORT_PRCR 0xA405011C
#define PORT_PSCR 0xA405011E
#define PORT_PZCR 0xA405014C
#define PORT_HIZCRA     0xA4050158
#define PORT_MSELCRB    0xA4050182
#define PORT_PSDR 0xA405013E
#define PORT_PZDR 0xA405016C
#define PORT_PSELD      0xA4050154

static void ap320_wvga_power_on(void *board_data)
{
      msleep(100);

      /* ASD AP-320/325 LCD ON */
      ctrl_outw(FPGA_LCDREG_VAL, FPGA_LCDREG);

      /* backlight */
      ctrl_outw((ctrl_inw(PORT_PSCR) & ~0x00C0) | 0x40, PORT_PSCR);
      ctrl_outb(ctrl_inb(PORT_PSDR) & ~0x08, PORT_PSDR);
      ctrl_outw(0x100, FPGA_BKLREG);
}

static struct sh_mobile_lcdc_info lcdc_info = {
      .clock_source = LCDC_CLK_EXTERNAL,
      .ch[0] = {
            .chan = LCDC_CHAN_MAINLCD,
            .bpp = 16,
            .interface_type = RGB18,
            .clock_divider = 1,
            .lcd_cfg = {
                  .name = "LB070WV1",
                  .xres = 800,
                  .yres = 480,
                  .left_margin = 40,
                  .right_margin = 160,
                  .hsync_len = 8,
                  .upper_margin = 63,
                  .lower_margin = 80,
                  .vsync_len = 1,
                  .sync = 0, /* hsync and vsync are active low */
            },
            .lcd_size_cfg = { /* 7.0 inch */
                  .width = 152,
                  .height = 91,
            },
            .board_cfg = {
                  .display_on = ap320_wvga_power_on,
            },
      }
};

static struct resource lcdc_resources[] = {
      [0] = {
            .name = "LCDC",
            .start      = 0xfe940000, /* P4-only space */
            .end  = 0xfe941fff,
            .flags      = IORESOURCE_MEM,
      },
};

static struct platform_device lcdc_device = {
      .name       = "sh_mobile_lcdc_fb",
      .num_resources    = ARRAY_SIZE(lcdc_resources),
      .resource   = lcdc_resources,
      .dev        = {
            .platform_data    = &lcdc_info,
      },
};

#ifdef CONFIG_I2C
static unsigned char camera_ncm03j_magic[] =
{
      0x87, 0x00, 0x88, 0x08, 0x89, 0x01, 0x8A, 0xE8,
      0x1D, 0x00, 0x1E, 0x8A, 0x21, 0x00, 0x33, 0x36,
      0x36, 0x60, 0x37, 0x08, 0x3B, 0x31, 0x44, 0x0F,
      0x46, 0xF0, 0x4B, 0x28, 0x4C, 0x21, 0x4D, 0x55,
      0x4E, 0x1B, 0x4F, 0xC7, 0x50, 0xFC, 0x51, 0x12,
      0x58, 0x02, 0x66, 0xC0, 0x67, 0x46, 0x6B, 0xA0,
      0x6C, 0x34, 0x7E, 0x25, 0x7F, 0x25, 0x8D, 0x0F,
      0x92, 0x40, 0x93, 0x04, 0x94, 0x26, 0x95, 0x0A,
      0x99, 0x03, 0x9A, 0xF0, 0x9B, 0x14, 0x9D, 0x7A,
      0xC5, 0x02, 0xD6, 0x07, 0x59, 0x00, 0x5A, 0x1A,
      0x5B, 0x2A, 0x5C, 0x37, 0x5D, 0x42, 0x5E, 0x56,
      0xC8, 0x00, 0xC9, 0x1A, 0xCA, 0x2A, 0xCB, 0x37,
      0xCC, 0x42, 0xCD, 0x56, 0xCE, 0x00, 0xCF, 0x1A,
      0xD0, 0x2A, 0xD1, 0x37, 0xD2, 0x42, 0xD3, 0x56,
      0x5F, 0x68, 0x60, 0x87, 0x61, 0xA3, 0x62, 0xBC,
      0x63, 0xD4, 0x64, 0xEA, 0xD6, 0x0F,
};

static int camera_set_capture(struct soc_camera_platform_info *info,
                        int enable)
{
      struct i2c_adapter *a = i2c_get_adapter(0);
      struct i2c_msg msg;
      int ret = 0;
      int i;

      if (!enable)
            return 0; /* no disable for now */

      for (i = 0; i < ARRAY_SIZE(camera_ncm03j_magic); i += 2) {
            u_int8_t buf[8];

            msg.addr = 0x6e;
            msg.buf = buf;
            msg.len = 2;
            msg.flags = 0;

            buf[0] = camera_ncm03j_magic[i];
            buf[1] = camera_ncm03j_magic[i + 1];

            ret = (ret < 0) ? ret : i2c_transfer(a, &msg, 1);
      }

      return ret;
}

static struct soc_camera_platform_info camera_info = {
      .iface = 0,
      .format_name = "UYVY",
      .format_depth = 16,
      .format = {
            .pixelformat = V4L2_PIX_FMT_UYVY,
            .colorspace = V4L2_COLORSPACE_SMPTE170M,
            .width = 640,
            .height = 480,
      },
      .bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH |
      SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8,
      .set_capture = camera_set_capture,
};

static struct platform_device camera_device = {
      .name       = "soc_camera_platform",
      .dev        = {
            .platform_data    = &camera_info,
      },
};
#endif /* CONFIG_I2C */

static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
      .flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH |
      SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8,
};

static struct resource ceu_resources[] = {
      [0] = {
            .name = "CEU",
            .start      = 0xfe910000,
            .end  = 0xfe91009f,
            .flags      = IORESOURCE_MEM,
      },
      [1] = {
            .start  = 52,
            .flags  = IORESOURCE_IRQ,
      },
      [2] = {
            /* place holder for contiguous memory */
      },
};

static struct platform_device ceu_device = {
      .name       = "sh_mobile_ceu",
      .num_resources    = ARRAY_SIZE(ceu_resources),
      .resource   = ceu_resources,
      .dev        = {
            .platform_data    = &sh_mobile_ceu_info,
      },
};

static struct platform_device *ap325rxa_devices[] __initdata = {
      &smc9118_device,
      &ap325rxa_nor_flash_device,
      &lcdc_device,
      &ceu_device,
#ifdef CONFIG_I2C
      &camera_device,
#endif
};

static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
};

static int __init ap325rxa_devices_setup(void)
{
      clk_always_enable("mstp200"); /* LCDC */
      clk_always_enable("mstp203"); /* CEU */

      platform_resource_setup_memory(&ceu_device, "ceu", 4 << 20);

      i2c_register_board_info(0, ap325rxa_i2c_devices,
                        ARRAY_SIZE(ap325rxa_i2c_devices));
 
      return platform_add_devices(ap325rxa_devices,
                        ARRAY_SIZE(ap325rxa_devices));
}
device_initcall(ap325rxa_devices_setup);

static void __init ap325rxa_setup(char **cmdline_p)
{
      /* LCDC configuration */
      ctrl_outw(ctrl_inw(PORT_PHCR) & ~0xffff, PORT_PHCR);
      ctrl_outw(ctrl_inw(PORT_PLCR) & ~0xffff, PORT_PLCR);
      ctrl_outw(ctrl_inw(PORT_PMCR) & ~0xffff, PORT_PMCR);
      ctrl_outw(ctrl_inw(PORT_PRCR) & ~0x03ff, PORT_PRCR);
      ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x01C0, PORT_HIZCRA);

      /* CEU */
      ctrl_outw(ctrl_inw(PORT_MSELCRB) & ~0x0001, PORT_MSELCRB);
      ctrl_outw(ctrl_inw(PORT_PSELD) & ~0x0003, PORT_PSELD);
      ctrl_outw((ctrl_inw(PORT_PZCR) & ~0xff00) | 0x5500, PORT_PZCR);
      ctrl_outb((ctrl_inb(PORT_PZDR) & ~0xf0) | 0x20, PORT_PZDR);
}

static struct sh_machine_vector mv_ap325rxa __initmv = {
      .mv_name = "AP-325RXA",
      .mv_setup = ap325rxa_setup,
};

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