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/*
 * 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/delay.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 */
		},
		.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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