/* * 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 <plat/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]); pxa_set_fb_info(NULL, &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)); pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); 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> */ .boot_params = 0xa0000100, .map_io = pxa3xx_map_io, .init_irq = pxa3xx_init_irq, .timer = &pxa_timer, .init_machine = tavorevb_init, MACHINE_END