text: /*
   *  linux/arch/arm/mach-pxa/tavorevb.c
   *
   *  Support for the Marvell PXA930 Evaluation Board
   *
   *  Copyright (C) 2007-2008 Marvell International Ltd.
   *
   *  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
   *  publishhed 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/clk.h>
  #include <linux/gpio.h>
  #include <linux/smc91x.h>
  #include <linux/pwm_backlight.h>
  
  #include <asm/mach-types.h>
  #include <asm/mach/arch.h>
  
  #include <mach/pxa930.h>
  #include <mach/pxafb.h>
  #include <mach/pxa27x_keypad.h>
  
  #include "devices.h"
  #include "generic.h"
  
  /* Tavor EVB MFP configurations */
  static mfp_cfg_t tavorevb_mfp_cfg[] __initdata = {
  	/* Ethernet */
  	DF_nCS1_nCS3,
  	GPIO47_GPIO,
  
  	/* LCD */
  	GPIO23_LCD_DD0,
  	GPIO24_LCD_DD1,
  	GPIO25_LCD_DD2,
  	GPIO26_LCD_DD3,
  	GPIO27_LCD_DD4,
  	GPIO28_LCD_DD5,
  	GPIO29_LCD_DD6,
  	GPIO44_LCD_DD7,
  	GPIO21_LCD_CS,
  	GPIO22_LCD_CS2,
  
  	GPIO17_LCD_FCLK_RD,
  	GPIO18_LCD_LCLK_A0,
  	GPIO19_LCD_PCLK_WR,
  
  	/* LCD Backlight */
  	GPIO43_PWM3,	/* primary backlight */
  	GPIO32_PWM0,	/* secondary backlight */
  
  	/* Keypad */
  	GPIO0_KP_MKIN_0,
  	GPIO2_KP_MKIN_1,
  	GPIO4_KP_MKIN_2,
  	GPIO6_KP_MKIN_3,
  	GPIO8_KP_MKIN_4,
  	GPIO10_KP_MKIN_5,
  	GPIO12_KP_MKIN_6,
  	GPIO1_KP_MKOUT_0,
  	GPIO3_KP_MKOUT_1,
  	GPIO5_KP_MKOUT_2,
  	GPIO7_KP_MKOUT_3,
  	GPIO9_KP_MKOUT_4,
  	GPIO11_KP_MKOUT_5,
  	GPIO13_KP_MKOUT_6,
  
  	GPIO14_KP_DKIN_2,
  	GPIO15_KP_DKIN_3,
  };
  
  #define TAVOREVB_ETH_PHYS	(0x14000000)
  
  static struct resource smc91x_resources[] = {
  	[0] = {
  		.start	= (TAVOREVB_ETH_PHYS + 0x300),
  		.end	= (TAVOREVB_ETH_PHYS + 0xfffff),
  		.flags	= IORESOURCE_MEM,
  	},
  	[1] = {
  		.start	= gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO47)),
  		.end	= gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO47)),
  		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  	}
  };
  
  static struct smc91x_platdata tavorevb_smc91x_info = {
  	.flags	= SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
  };
  
  static struct platform_device smc91x_device = {
  	.name		= "smc91x",
  	.id		= 0,
  	.num_resources	= ARRAY_SIZE(smc91x_resources),
  	.resource	= smc91x_resources,
  	.dev		= {
  		.platform_data = &tavorevb_smc91x_info,
  	},
  };
  
  #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
  static unsigned int tavorevb_matrix_key_map[] = {
  	/* KEY(row, col, key_code) */
  	KEY(0, 4, KEY_A), KEY(0, 5, KEY_B), KEY(0, 6, KEY_C),
  	KEY(1, 4, KEY_E), KEY(1, 5, KEY_F), KEY(1, 6, KEY_G),
  	KEY(2, 4, KEY_I), KEY(2, 5, KEY_J), KEY(2, 6, KEY_K),
  	KEY(3, 4, KEY_M), KEY(3, 5, KEY_N), KEY(3, 6, KEY_O),
  	KEY(4, 5, KEY_R), KEY(4, 6, KEY_S),
  	KEY(5, 4, KEY_U), KEY(5, 4, KEY_V), KEY(5, 6, KEY_W),
  
  	KEY(6, 4, KEY_Y), KEY(6, 5, KEY_Z),
  
  	KEY(0, 3, KEY_0), KEY(2, 0, KEY_1), KEY(2, 1, KEY_2), KEY(2, 2, KEY_3),
  	KEY(2, 3, KEY_4), KEY(1, 0, KEY_5), KEY(1, 1, KEY_6), KEY(1, 2, KEY_7),
  	KEY(1, 3, KEY_8), KEY(0, 2, KEY_9),
  
  	KEY(6, 6, KEY_SPACE),
  	KEY(0, 0, KEY_KPASTERISK), 	/* * */
  	KEY(0, 1, KEY_KPDOT), 		/* # */
  
  	KEY(4, 1, KEY_UP),
  	KEY(4, 3, KEY_DOWN),
  	KEY(4, 0, KEY_LEFT),
  	KEY(4, 2, KEY_RIGHT),
  	KEY(6, 0, KEY_HOME),
  	KEY(3, 2, KEY_END),
  	KEY(6, 1, KEY_DELETE),
  	KEY(5, 2, KEY_BACK),
  	KEY(6, 3, KEY_CAPSLOCK),	/* KEY_LEFTSHIFT), */
  
  	KEY(4, 4, KEY_ENTER),		/* scroll push */
  	KEY(6, 2, KEY_ENTER),		/* keypad action */
  
  	KEY(3, 1, KEY_SEND),
  	KEY(5, 3, KEY_RECORD),
  	KEY(5, 0, KEY_VOLUMEUP),
  	KEY(5, 1, KEY_VOLUMEDOWN),
  
  	KEY(3, 0, KEY_F22),	/* soft1 */
  	KEY(3, 3, KEY_F23),	/* soft2 */
  };
  
  static struct pxa27x_keypad_platform_data tavorevb_keypad_info = {
  	.matrix_key_rows	= 7,
  	.matrix_key_cols	= 7,
  	.matrix_key_map		= tavorevb_matrix_key_map,
  	.matrix_key_map_size	= ARRAY_SIZE(tavorevb_matrix_key_map),
  	.debounce_interval	= 30,
  };
  
  static void __init tavorevb_init_keypad(void)
  {
  	pxa_set_keypad_info(&tavorevb_keypad_info);
  }
  #else
  static inline void tavorevb_init_keypad(void) {}
  #endif /* CONFIG_KEYBOARD_PXA27x || CONFIG_KEYBOARD_PXA27x_MODULE */
  
  #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
  static struct platform_pwm_backlight_data tavorevb_backlight_data[] = {
  	[0] = {
  		/* primary backlight */
  		.pwm_id		= 2,
  		.max_brightness	= 100,
  		.dft_brightness	= 100,
  		.pwm_period_ns	= 100000,
  	},
  	[1] = {
  		/* secondary backlight */
  		.pwm_id		= 0,
  		.max_brightness	= 100,
  		.dft_brightness	= 100,
  		.pwm_period_ns	= 100000,
  	},
  };
  
  static struct platform_device tavorevb_backlight_devices[] = {
  	[0] = {
  		.name		= "pwm-backlight",
  		.id		= 0,
  		.dev		= {
  			.platform_data = &tavorevb_backlight_data[0],
  		},
  	},
  	[1] = {
  		.name		= "pwm-backlight",
  		.id		= 1,
  		.dev		= {
  			.platform_data = &tavorevb_backlight_data[1],
  		},
  	},
  };
  
  static uint16_t panel_init[] = {
  	/* DSTB OUT */
  	SMART_CMD(0x00),
  	SMART_CMD_NOOP,
  	SMART_DELAY(1),
  
  	SMART_CMD(0x00),
  	SMART_CMD_NOOP,
  	SMART_DELAY(1),
  
  	SMART_CMD(0x00),
  	SMART_CMD_NOOP,
  	SMART_DELAY(1),
  
  	/* STB OUT */
  	SMART_CMD(0x00),
  	SMART_CMD(0x1D),
  	SMART_DAT(0x00),
  	SMART_DAT(0x05),
  	SMART_DELAY(1),
  
  	/* P-ON Init sequence */
  	SMART_CMD(0x00), /* OSC ON */
  	SMART_CMD(0x00),
  	SMART_DAT(0x00),
  	SMART_DAT(0x01),
  	SMART_CMD(0x00),
  	SMART_CMD(0x01), /* SOURCE DRIVER SHIFT DIRECTION and display RAM setting */
  	SMART_DAT(0x01),
  	SMART_DAT(0x27),
  	SMART_CMD(0x00),
  	SMART_CMD(0x02), /* LINE INV */
  	SMART_DAT(0x02),
  	SMART_DAT(0x00),
  	SMART_CMD(0x00),
  	SMART_CMD(0x03), /* IF mode(1) */
  	SMART_DAT(0x01), /* 8bit smart mode(8-8),high speed write mode */
  	SMART_DAT(0x30),
  	SMART_CMD(0x07),
  	SMART_CMD(0x00), /* RAM Write Mode */
  	SMART_DAT(0x00),
  	SMART_DAT(0x03),
  	SMART_CMD(0x00),
  
  	/* DISPLAY Setting,  262K, fixed(NO scroll), no split screen */
  	SMART_CMD(0x07),
  	SMART_DAT(0x40), /* 16/18/19 BPP */
  	SMART_DAT(0x00),
  	SMART_CMD(0x00),
  	SMART_CMD(0x08), /* BP, FP Seting, BP=2H, FP=3H */
  	SMART_DAT(0x03),
  	SMART_DAT(0x02),
  	SMART_CMD(0x00),
  	SMART_CMD(0x0C), /* IF mode(2), using internal clock & MPU */
  	SMART_DAT(0x00),
  	SMART_DAT(0x00),
  	SMART_CMD(0x00),
  	SMART_CMD(0x0D), /* Frame setting, 1Min. Frequence, 16CLK */
  	SMART_DAT(0x00),
  	SMART_DAT(0x10),
  	SMART_CMD(0x00),
  	SMART_CMD(0x12), /* Timing(1),ASW W=4CLK, ASW ST=1CLK */
  	SMART_DAT(0x03),
  	SMART_DAT(0x02),
  	SMART_CMD(0x00),
  	SMART_CMD(0x13), /* Timing(2),OEV ST=0.5CLK, OEV ED=1CLK */
  	SMART_DAT(0x01),
  	SMART_DAT(0x02),
  	SMART_CMD(0x00),
  	SMART_CMD(0x14), /* Timing(3), ASW HOLD=0.5CLK */
  	SMART_DAT(0x00),
  	SMART_DAT(0x00),
  	SMART_CMD(0x00),
  	SMART_CMD(0x15), /* Timing(4), CKV ST=0CLK, CKV ED=1CLK */
  	SMART_DAT(0x20),
  	SMART_DAT(0x00),
  	SMART_CMD(0x00),
  	SMART_CMD(0x1C),
  	SMART_DAT(0x00),
  	SMART_DAT(0x00),
  	SMART_CMD(0x03),
  	SMART_CMD(0x00),
  	SMART_DAT(0x04),
  	SMART_DAT(0x03),
  	SMART_CMD(0x03),
  	SMART_CMD(0x01),
  	SMART_DAT(0x03),
  	SMART_DAT(0x04),
  	SMART_CMD(0x03),
  	SMART_CMD(0x02),
  	SMART_DAT(0x04),
  	SMART_DAT(0x03),
  	SMART_CMD(0x03),
  	SMART_CMD(0x03),
  	SMART_DAT(0x03),
  	SMART_DAT(0x03),
  	SMART_CMD(0x03),
  	SMART_CMD(0x04),
  	SMART_DAT(0x01),
  	SMART_DAT(0x01),
  	SMART_CMD(0x03),
  	SMART_CMD(0x05),
  	SMART_DAT(0x00),
  	SMART_DAT(0x00),
  	SMART_CMD(0x04),
  	SMART_CMD(0x02),
  	SMART_DAT(0x00),
  	SMART_DAT(0x00),
  	SMART_CMD(0x04),
  	SMART_CMD(0x03),
  	SMART_DAT(0x01),
  	SMART_DAT(0x3F),
  	SMART_DELAY(0),
  
  	/* DISP RAM setting: 240*320 */
  	SMART_CMD(0x04), /* HADDR, START 0 */
  	SMART_CMD(0x06),
  	SMART_DAT(0x00),
  	SMART_DAT(0x00), /* x1,3 */
  	SMART_CMD(0x04), /* HADDR,  END   4 */
  	SMART_CMD(0x07),
  	SMART_DAT(0x00),
  	SMART_DAT(0xEF), /* x2, 7 */
  	SMART_CMD(0x04), /* VADDR, START 8 */
  	SMART_CMD(0x08),
  	SMART_DAT(0x00), /* y1, 10 */
  	SMART_DAT(0x00), /* y1, 11 */
  	SMART_CMD(0x04), /* VADDR, END 12 */
  	SMART_CMD(0x09),
  	SMART_DAT(0x01), /* y2, 14 */
  	SMART_DAT(0x3F), /* y2, 15 */
  	SMART_CMD(0x02), /* RAM ADDR SETTING 16 */
  	SMART_CMD(0x00),
  	SMART_DAT(0x00),
  	SMART_DAT(0x00), /* x1, 19 */
  	SMART_CMD(0x02), /* RAM ADDR SETTING 20 */
  	SMART_CMD(0x01),
  	SMART_DAT(0x00), /* y1, 22 */
  	SMART_DAT(0x00), /* y1, 23 */
  };
  
  static uint16_t panel_on[] = {
  	/* Power-IC ON */
  	SMART_CMD(0x01),
  	SMART_CMD(0x02),
  	SMART_DAT(0x07),
  	SMART_DAT(0x7D),
  	SMART_CMD(0x01),
  	SMART_CMD(0x03),
  	SMART_DAT(0x00),
  	SMART_DAT(0x05),
  	SMART_CMD(0x01),
  	SMART_CMD(0x04),
  	SMART_DAT(0x00),
  	SMART_DAT(0x00),
  	SMART_CMD(0x01),
  	SMART_CMD(0x05),
  	SMART_DAT(0x00),
  	SMART_DAT(0x15),
  	SMART_CMD(0x01),
  	SMART_CMD(0x00),
  	SMART_DAT(0xC0),
  	SMART_DAT(0x10),
  	SMART_DELAY(30),
  
  	/* DISP ON */
  	SMART_CMD(0x01),
  	SMART_CMD(0x01),
  	SMART_DAT(0x00),
  	SMART_DAT(0x01),
  	SMART_CMD(0x01),
  	SMART_CMD(0x00),
  	SMART_DAT(0xFF),
  	SMART_DAT(0xFE),
  	SMART_DELAY(150),
  };
  
  static uint16_t panel_off[] = {
  	SMART_CMD(0x00),
  	SMART_CMD(0x1E),
  	SMART_DAT(0x00),
  	SMART_DAT(0x0A),
  	SMART_CMD(0x01),
  	SMART_CMD(0x00),
  	SMART_DAT(0xFF),
  	SMART_DAT(0xEE),
  	SMART_CMD(0x01),
  	SMART_CMD(0x00),
  	SMART_DAT(0xF8),
  	SMART_DAT(0x12),
  	SMART_CMD(0x01),
  	SMART_CMD(0x00),
  	SMART_DAT(0xE8),
  	SMART_DAT(0x11),
  	SMART_CMD(0x01),
  	SMART_CMD(0x00),
  	SMART_DAT(0xC0),
  	SMART_DAT(0x11),
  	SMART_CMD(0x01),
  	SMART_CMD(0x00),
  	SMART_DAT(0x40),
  	SMART_DAT(0x11),
  	SMART_CMD(0x01),
  	SMART_CMD(0x00),
  	SMART_DAT(0x00),
  	SMART_DAT(0x10),
  };
  
  static uint16_t update_framedata[] = {
  	/* write ram */
  	SMART_CMD(0x02),
  	SMART_CMD(0x02),
  
  	/* write frame data */
  	SMART_CMD_WRITE_FRAME,
  };
  
  static void ltm020d550_lcd_power(int on, struct fb_var_screeninfo *var)
  {
  	struct fb_info *info = container_of(var, struct fb_info, var);
  
  	if (on) {
  		pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_init));
  		pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_on));
  	} else {
  		pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_off));
  	}
  
  	if (pxafb_smart_flush(info))
  		pr_err("%s: timed out\n", __func__);
  }
  
  static void ltm020d550_update(struct fb_info *info)
  {
  	pxafb_smart_queue(info, ARRAY_AND_SIZE(update_framedata));
  	pxafb_smart_flush(info);
  }
  
  static struct pxafb_mode_info toshiba_ltm020d550_modes[] = {
  	[0] = {
  		.xres			= 240,
  		.yres			= 320,
  		.bpp			= 16,
  		.a0csrd_set_hld		= 30,
  		.a0cswr_set_hld		= 30,
  		.wr_pulse_width		= 30,
  		.rd_pulse_width 	= 170,
  		.op_hold_time 		= 30,
  		.cmd_inh_time		= 60,
  
  		/* L_LCLK_A0 and L_LCLK_RD active low */
  		.sync			= FB_SYNC_HOR_HIGH_ACT |
  					  FB_SYNC_VERT_HIGH_ACT,
  	},
  };
  
  static struct pxafb_mach_info tavorevb_lcd_info = {
  	.modes			= toshiba_ltm020d550_modes,
  	.num_modes		= 1,
  	.lcd_conn		= LCD_SMART_PANEL_8BPP | LCD_PCLK_EDGE_FALL,
  	.pxafb_lcd_power	= ltm020d550_lcd_power,
  	.smart_update		= ltm020d550_update,
  };
  
  static void __init tavorevb_init_lcd(void)
  {
  	platform_device_register(&tavorevb_backlight_devices[0]);
  	platform_device_register(&tavorevb_backlight_devices[1]);
  	set_pxa_fb_info(&tavorevb_lcd_info);
  }
  #else
  static inline void tavorevb_init_lcd(void) {}
  #endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
  
  static void __init tavorevb_init(void)
  {
  	/* initialize MFP configurations */
  	pxa3xx_mfp_config(ARRAY_AND_SIZE(tavorevb_mfp_cfg));
  
  	platform_device_register(&smc91x_device);
  
  	tavorevb_init_lcd();
  	tavorevb_init_keypad();
  }
  
  MACHINE_START(TAVOREVB, "PXA930 Evaluation Board (aka TavorEVB)")
  	/* Maintainer: Eric Miao <eric.miao@marvell.com> */
  	.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   = tavorevb_init,
  MACHINE_END
  