i780.c

/*
 * linux/arch/arm/mach-pxa/zylonite.c
 *
 * Support for the PXA3xx Development Platform (aka Zylonite)
 *
 * Copyright (C) 2006 Marvell International Ltd.
 *
 * 2007-09-04: eric miao <eric.miao@marvell.com>
 *             rewrite to align with latest kernel
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/pwm_backlight.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/hardware.h>
#include <mach/audio.h>
#include <mach/pxafb.h>
#include <mach/zylonite.h>
#include <mach/mmc.h>
#include <mach/ohci.h>
#include <mach/pxa27x_keypad.h>
#include <mach/pxa3xx_nand.h>

#include "devices.h"
#include "generic.h"

#define MAX_SLOTS	3
struct platform_mmc_slot zylonite_mmc_slot[MAX_SLOTS];

int wm9713_irq;

int lcd_id;
int lcd_orientation;

#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct platform_pwm_backlight_data zylonite_backlight_data = {
	.pwm_id		= 3,
	.max_brightness	= 100,
	.dft_brightness	= 100,
	.pwm_period_ns	= 10000,
};

static struct platform_device zylonite_backlight_device = {
	.name		= "pwm-backlight",
	.dev		= {
		.parent = &pxa27x_device_pwm1.dev,
		.platform_data	= &zylonite_backlight_data,
	},
};

static struct pxafb_mode_info i780_mode = {
		.pixclock	= 110000,
		.xres		= 320,
		.yres		= 320,
		.bpp		= 16,
		.hsync_len	= 16,
		.left_margin	= 24,
		.right_margin	= 24,
		.vsync_len	= 2,
		.upper_margin	= 3,
		.lower_margin	= 1,
		.sync		= 0,
};

static struct pxafb_mach_info zylonite_i780_lcd_info = {
	.num_modes		= 1,
	.lcd_conn		= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};

static void __init zylonite_init_lcd(void)
{
	platform_device_register(&zylonite_backlight_device);
	zylonite_i780_lcd_info.modes = &i780_mode;

	set_pxa_fb_info(&zylonite_i780_lcd_info);
}
#else
static inline void zylonite_init_lcd(void) {}
#endif

#if defined(CONFIG_MMC)

static int zylonite_mci_init(struct device *dev,
			     irq_handler_t zylonite_detect_int,
			     void *data)
{
	struct platform_device *pdev = to_platform_device(dev);
	int err, cd_irq, gpio_cd;

	cd_irq = gpio_to_irq(zylonite_mmc_slot[pdev->id].gpio_cd);
	gpio_cd = zylonite_mmc_slot[pdev->id].gpio_cd;

	/*
	 * setup GPIO for Zylonite MMC controller
	 */
	err = gpio_request(gpio_cd, "mmc card detect");
	if (err)
		goto err_request_cd;
	gpio_direction_input(gpio_cd);

	err = request_irq(cd_irq, zylonite_detect_int,
			  IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
			  "MMC card detect", data);
	if (err) {
		printk(KERN_ERR "%s: MMC/SD/SDIO: "
				"can't request card detect IRQ\n", __func__);
		goto err_request_irq;
	}

	return 0;

err_request_irq:
	gpio_free(gpio_cd);
err_request_cd:
	return err;
}

static void zylonite_mci_exit(struct device *dev, void *data)
{
	struct platform_device *pdev = to_platform_device(dev);
	int cd_irq, gpio_cd;

	cd_irq = gpio_to_irq(zylonite_mmc_slot[pdev->id].gpio_cd);
	gpio_cd = zylonite_mmc_slot[pdev->id].gpio_cd;

	free_irq(cd_irq, data);
	gpio_free(gpio_cd);
}

static struct pxamci_platform_data zylonite_mci_platform_data = {
	.detect_delay	= 20,
	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
	.init 		= zylonite_mci_init,
	.exit		= zylonite_mci_exit,
};

static struct pxamci_platform_data zylonite_mci2_platform_data = {
	.detect_delay	= 20,
	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
};

static void __init zylonite_init_mmc(void)
{
	// pxa_set_mci_info(&zylonite_mci_platform_data);
	// pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
	// if (cpu_is_pxa310())
	//	pxa3xx_set_mci3_info(&zylonite_mci_platform_data);
}
#else
static inline void zylonite_init_mmc(void) {}
#endif

#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
static unsigned int zylonite_matrix_key_map[] = {
	/* KEY(row, col, key_code) */

/* 1st row */
KEY(0, 0, KEY_Q),
KEY(7, 1, KEY_W),
KEY(2, 0, KEY_E),
KEY(3, 0, KEY_R),
KEY(4, 0, KEY_T),
KEY(0, 4, KEY_Y),
KEY(1, 4, KEY_U),
KEY(2, 4, KEY_I),
KEY(3, 4, KEY_O),
KEY(4, 4, KEY_P),
/* 2nd row */
KEY(0, 1, KEY_A),
KEY(7, 2, KEY_S),
KEY(2, 1, KEY_D),
KEY(3, 1, KEY_F),
KEY(4, 1, KEY_G),
KEY(0, 5, KEY_H),
KEY(1, 5, KEY_J),
KEY(2, 5, KEY_K),
KEY(3, 5, KEY_L),
KEY(4, 5, KEY_BACKSPACE),
/* 3rd row */
KEY(0, 2, KEY_LEFTCTRL),
KEY(1, 2, KEY_Z),
KEY(2, 2, KEY_X),
KEY(3, 2, KEY_C),
KEY(4, 2, KEY_V),
KEY(0, 6, KEY_B),
KEY(1, 6, KEY_N),
KEY(2, 6, KEY_M),
KEY(3, 6, KEY_DOT),
KEY(4, 6, KEY_ENTER),
/* 4th row */
KEY(0, 3, KEY_LEFTSHIFT),
KEY(1, 3, KEY_LEFTALT),
KEY(2, 3, KEY_0),
KEY(3, 3, KEY_SPACE),
KEY(4, 3, KEY_COMMA),
KEY(7, 6, KEY_SLASH),
KEY(5, 1, KEY_TAB),

/* Volume Keys */
KEY(1, 0, KEY_UP),
KEY(1, 1, KEY_DOWN),

/* Win, Center, Ok Key*/
KEY(5, 2, KEY_HOME),
KEY(6, 4, KEY_ENTER),
KEY(5, 3, KEY_END),

/* Left Softkey, Right Softkey*/
KEY(5, 4, KEY_MINUS),
KEY(5, 6, KEY_EQUAL),

/* Green and Red Key */
KEY(5, 5, KEY_PAGEUP),
KEY(7, 0, KEY_PAGEDOWN),

/* Camera */
KEY(7, 3, KEY_1),

/* Not used */
KEY(5, 0, KEY_1),
KEY(6, 0, KEY_2),
KEY(6, 1, KEY_3),
KEY(6, 2, KEY_4),
KEY(6, 5, KEY_5),
KEY(6, 6, KEY_6),
KEY(7, 4, KEY_7),
KEY(7, 5, KEY_8),



};

static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
	.matrix_key_rows	= 8,
	.matrix_key_cols	= 7,
	.matrix_key_map		= zylonite_matrix_key_map,
	.matrix_key_map_size	= ARRAY_SIZE(zylonite_matrix_key_map),

	.enable_rotary0		= 1,
	.rotary0_up_key		= KEY_UP,
	.rotary0_down_key	= KEY_DOWN,

	.debounce_interval	= 30,
};

static void __init zylonite_init_keypad(void)
{
	pxa_set_keypad_info(&zylonite_keypad_info);
}
#else
static inline void zylonite_init_keypad(void) {}
#endif

#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
static struct mtd_partition zylonite_nand_partitions[] = {
	[0] = {
		.name        = "Bootloader",
		.offset      = 0,
		.size        = 0x060000,
		.mask_flags  = MTD_WRITEABLE, /* force read-only */
	},
	[1] = {
		.name        = "Kernel",
		.offset      = 0x060000,
		.size        = 0x200000,
		.mask_flags  = MTD_WRITEABLE, /* force read-only */
	},
	[2] = {
		.name        = "Filesystem",
		.offset      = 0x0260000,
		.size        = 0x3000000,     /* 48M - rootfs */
	},
	[3] = {
		.name        = "MassStorage",
		.offset      = 0x3260000,
		.size        = 0x3d40000,
	},
	[4] = {
		.name        = "BBT",
		.offset      = 0x6FA0000,
		.size        = 0x80000,
		.mask_flags  = MTD_WRITEABLE,  /* force read-only */
	},
	/* NOTE: we reserve some blocks at the end of the NAND flash for
	 * bad block management, and the max number of relocation blocks
	 * differs on different platforms. Please take care with it when
	 * defining the partition table.
	 */
};

static struct pxa3xx_nand_platform_data zylonite_nand_info = {
	.enable_arbiter	= 1,
	.parts		= zylonite_nand_partitions,
	.nr_parts	= ARRAY_SIZE(zylonite_nand_partitions),
};

static void __init zylonite_init_nand(void)
{
	pxa3xx_set_nand_info(&zylonite_nand_info);
}
#else
static inline void zylonite_init_nand(void) {}
#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */

#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
static struct pxaohci_platform_data zylonite_ohci_info = {
	.port_mode	= PMM_PERPORT_MODE,
	.flags		= ENABLE_PORT1 | ENABLE_PORT2 |
			  POWER_CONTROL_LOW | POWER_SENSE_LOW,
};

static void __init zylonite_init_ohci(void)
{
	pxa_set_ohci_info(&zylonite_ohci_info);
}
#else
static inline void zylonite_init_ohci(void) {}
#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */

static void __init zylonite_init(void)
{
	/* board-processor specific initialization */
	zylonite_pxa300_init();
	zylonite_pxa320_init();

	pxa_set_ac97_info(NULL);
	zylonite_init_lcd();
	zylonite_init_mmc();
	zylonite_init_keypad();
	zylonite_init_nand();
	zylonite_init_ohci();
}

MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
	.phys_io	= 0x40000000,
	.boot_params	= 0xa0000100,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.map_io		= pxa_map_io,
	.init_irq	= pxa3xx_init_irq,
	.timer		= &pxa_timer,
	.init_machine	= zylonite_init,
MACHINE_END