mirror of https://gitee.com/openkylin/linux.git
512 lines
12 KiB
C
512 lines
12 KiB
C
/*
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* linux/arch/arm/mach-pxa/tavorevb.c
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*
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* Support for the Marvell PXA930 Evaluation Board
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*
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* Copyright (C) 2007-2008 Marvell International Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* publishhed by the Free Software Foundation.
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/interrupt.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/clk.h>
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#include <linux/gpio.h>
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#include <linux/smc91x.h>
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#include <linux/pwm.h>
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#include <linux/pwm_backlight.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include "pxa930.h"
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#include <linux/platform_data/video-pxafb.h>
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#include <linux/platform_data/keypad-pxa27x.h>
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#include "devices.h"
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#include "generic.h"
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/* Tavor EVB MFP configurations */
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static mfp_cfg_t tavorevb_mfp_cfg[] __initdata = {
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/* Ethernet */
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DF_nCS1_nCS3,
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GPIO47_GPIO,
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/* LCD */
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GPIO23_LCD_DD0,
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GPIO24_LCD_DD1,
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GPIO25_LCD_DD2,
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GPIO26_LCD_DD3,
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GPIO27_LCD_DD4,
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GPIO28_LCD_DD5,
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GPIO29_LCD_DD6,
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GPIO44_LCD_DD7,
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GPIO21_LCD_CS,
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GPIO22_LCD_CS2,
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GPIO17_LCD_FCLK_RD,
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GPIO18_LCD_LCLK_A0,
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GPIO19_LCD_PCLK_WR,
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/* LCD Backlight */
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GPIO43_PWM3, /* primary backlight */
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GPIO32_PWM0, /* secondary backlight */
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/* Keypad */
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GPIO0_KP_MKIN_0,
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GPIO2_KP_MKIN_1,
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GPIO4_KP_MKIN_2,
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GPIO6_KP_MKIN_3,
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GPIO8_KP_MKIN_4,
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GPIO10_KP_MKIN_5,
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GPIO12_KP_MKIN_6,
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GPIO1_KP_MKOUT_0,
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GPIO3_KP_MKOUT_1,
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GPIO5_KP_MKOUT_2,
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GPIO7_KP_MKOUT_3,
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GPIO9_KP_MKOUT_4,
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GPIO11_KP_MKOUT_5,
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GPIO13_KP_MKOUT_6,
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GPIO14_KP_DKIN_2,
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GPIO15_KP_DKIN_3,
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};
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#define TAVOREVB_ETH_PHYS (0x14000000)
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static struct resource smc91x_resources[] = {
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[0] = {
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.start = (TAVOREVB_ETH_PHYS + 0x300),
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.end = (TAVOREVB_ETH_PHYS + 0xfffff),
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO47)),
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.end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO47)),
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
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}
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};
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static struct smc91x_platdata tavorevb_smc91x_info = {
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.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
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};
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static struct platform_device smc91x_device = {
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.name = "smc91x",
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.id = 0,
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.num_resources = ARRAY_SIZE(smc91x_resources),
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.resource = smc91x_resources,
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.dev = {
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.platform_data = &tavorevb_smc91x_info,
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},
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};
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#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
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static const unsigned int tavorevb_matrix_key_map[] = {
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/* KEY(row, col, key_code) */
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KEY(0, 4, KEY_A), KEY(0, 5, KEY_B), KEY(0, 6, KEY_C),
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KEY(1, 4, KEY_E), KEY(1, 5, KEY_F), KEY(1, 6, KEY_G),
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KEY(2, 4, KEY_I), KEY(2, 5, KEY_J), KEY(2, 6, KEY_K),
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KEY(3, 4, KEY_M), KEY(3, 5, KEY_N), KEY(3, 6, KEY_O),
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KEY(4, 5, KEY_R), KEY(4, 6, KEY_S),
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KEY(5, 4, KEY_U), KEY(5, 4, KEY_V), KEY(5, 6, KEY_W),
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KEY(6, 4, KEY_Y), KEY(6, 5, KEY_Z),
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KEY(0, 3, KEY_0), KEY(2, 0, KEY_1), KEY(2, 1, KEY_2), KEY(2, 2, KEY_3),
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KEY(2, 3, KEY_4), KEY(1, 0, KEY_5), KEY(1, 1, KEY_6), KEY(1, 2, KEY_7),
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KEY(1, 3, KEY_8), KEY(0, 2, KEY_9),
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KEY(6, 6, KEY_SPACE),
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KEY(0, 0, KEY_KPASTERISK), /* * */
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KEY(0, 1, KEY_KPDOT), /* # */
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KEY(4, 1, KEY_UP),
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KEY(4, 3, KEY_DOWN),
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KEY(4, 0, KEY_LEFT),
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KEY(4, 2, KEY_RIGHT),
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KEY(6, 0, KEY_HOME),
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KEY(3, 2, KEY_END),
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KEY(6, 1, KEY_DELETE),
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KEY(5, 2, KEY_BACK),
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KEY(6, 3, KEY_CAPSLOCK), /* KEY_LEFTSHIFT), */
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KEY(4, 4, KEY_ENTER), /* scroll push */
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KEY(6, 2, KEY_ENTER), /* keypad action */
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KEY(3, 1, KEY_SEND),
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KEY(5, 3, KEY_RECORD),
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KEY(5, 0, KEY_VOLUMEUP),
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KEY(5, 1, KEY_VOLUMEDOWN),
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KEY(3, 0, KEY_F22), /* soft1 */
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KEY(3, 3, KEY_F23), /* soft2 */
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};
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static struct matrix_keymap_data tavorevb_matrix_keymap_data = {
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.keymap = tavorevb_matrix_key_map,
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.keymap_size = ARRAY_SIZE(tavorevb_matrix_key_map),
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};
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static struct pxa27x_keypad_platform_data tavorevb_keypad_info = {
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.matrix_key_rows = 7,
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.matrix_key_cols = 7,
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.matrix_keymap_data = &tavorevb_matrix_keymap_data,
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.debounce_interval = 30,
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};
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static void __init tavorevb_init_keypad(void)
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{
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pxa_set_keypad_info(&tavorevb_keypad_info);
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}
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#else
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static inline void tavorevb_init_keypad(void) {}
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#endif /* CONFIG_KEYBOARD_PXA27x || CONFIG_KEYBOARD_PXA27x_MODULE */
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#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
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static struct pwm_lookup tavorevb_pwm_lookup[] = {
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PWM_LOOKUP("pxa27x-pwm.0", 1, "pwm-backlight.0", NULL, 100000,
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PWM_POLARITY_NORMAL),
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PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.1", NULL, 100000,
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PWM_POLARITY_NORMAL),
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};
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static struct platform_pwm_backlight_data tavorevb_backlight_data[] = {
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[0] = {
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/* primary backlight */
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.max_brightness = 100,
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.dft_brightness = 100,
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.enable_gpio = -1,
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},
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[1] = {
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/* secondary backlight */
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.max_brightness = 100,
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.dft_brightness = 100,
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.enable_gpio = -1,
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},
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};
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static struct platform_device tavorevb_backlight_devices[] = {
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[0] = {
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.name = "pwm-backlight",
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.id = 0,
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.dev = {
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.platform_data = &tavorevb_backlight_data[0],
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},
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},
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[1] = {
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.name = "pwm-backlight",
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.id = 1,
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.dev = {
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.platform_data = &tavorevb_backlight_data[1],
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},
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},
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};
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static uint16_t panel_init[] = {
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/* DSTB OUT */
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SMART_CMD(0x00),
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SMART_CMD_NOOP,
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SMART_DELAY(1),
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SMART_CMD(0x00),
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SMART_CMD_NOOP,
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SMART_DELAY(1),
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SMART_CMD(0x00),
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SMART_CMD_NOOP,
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SMART_DELAY(1),
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/* STB OUT */
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SMART_CMD(0x00),
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SMART_CMD(0x1D),
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SMART_DAT(0x00),
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SMART_DAT(0x05),
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SMART_DELAY(1),
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/* P-ON Init sequence */
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SMART_CMD(0x00), /* OSC ON */
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SMART_CMD(0x00),
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SMART_DAT(0x00),
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SMART_DAT(0x01),
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SMART_CMD(0x00),
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SMART_CMD(0x01), /* SOURCE DRIVER SHIFT DIRECTION and display RAM setting */
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SMART_DAT(0x01),
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SMART_DAT(0x27),
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SMART_CMD(0x00),
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SMART_CMD(0x02), /* LINE INV */
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SMART_DAT(0x02),
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SMART_DAT(0x00),
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SMART_CMD(0x00),
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SMART_CMD(0x03), /* IF mode(1) */
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SMART_DAT(0x01), /* 8bit smart mode(8-8),high speed write mode */
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SMART_DAT(0x30),
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SMART_CMD(0x07),
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SMART_CMD(0x00), /* RAM Write Mode */
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SMART_DAT(0x00),
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SMART_DAT(0x03),
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SMART_CMD(0x00),
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/* DISPLAY Setting, 262K, fixed(NO scroll), no split screen */
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SMART_CMD(0x07),
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SMART_DAT(0x40), /* 16/18/19 BPP */
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SMART_DAT(0x00),
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SMART_CMD(0x00),
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SMART_CMD(0x08), /* BP, FP Seting, BP=2H, FP=3H */
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SMART_DAT(0x03),
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SMART_DAT(0x02),
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SMART_CMD(0x00),
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SMART_CMD(0x0C), /* IF mode(2), using internal clock & MPU */
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SMART_DAT(0x00),
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SMART_DAT(0x00),
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SMART_CMD(0x00),
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SMART_CMD(0x0D), /* Frame setting, 1Min. Frequence, 16CLK */
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SMART_DAT(0x00),
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SMART_DAT(0x10),
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SMART_CMD(0x00),
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SMART_CMD(0x12), /* Timing(1),ASW W=4CLK, ASW ST=1CLK */
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SMART_DAT(0x03),
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SMART_DAT(0x02),
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SMART_CMD(0x00),
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SMART_CMD(0x13), /* Timing(2),OEV ST=0.5CLK, OEV ED=1CLK */
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SMART_DAT(0x01),
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SMART_DAT(0x02),
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SMART_CMD(0x00),
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SMART_CMD(0x14), /* Timing(3), ASW HOLD=0.5CLK */
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SMART_DAT(0x00),
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SMART_DAT(0x00),
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SMART_CMD(0x00),
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SMART_CMD(0x15), /* Timing(4), CKV ST=0CLK, CKV ED=1CLK */
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SMART_DAT(0x20),
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SMART_DAT(0x00),
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SMART_CMD(0x00),
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SMART_CMD(0x1C),
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SMART_DAT(0x00),
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SMART_DAT(0x00),
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SMART_CMD(0x03),
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SMART_CMD(0x00),
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SMART_DAT(0x04),
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SMART_DAT(0x03),
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SMART_CMD(0x03),
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SMART_CMD(0x01),
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SMART_DAT(0x03),
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SMART_DAT(0x04),
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SMART_CMD(0x03),
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SMART_CMD(0x02),
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SMART_DAT(0x04),
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SMART_DAT(0x03),
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SMART_CMD(0x03),
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SMART_CMD(0x03),
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SMART_DAT(0x03),
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SMART_DAT(0x03),
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SMART_CMD(0x03),
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SMART_CMD(0x04),
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SMART_DAT(0x01),
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SMART_DAT(0x01),
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SMART_CMD(0x03),
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SMART_CMD(0x05),
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SMART_DAT(0x00),
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SMART_DAT(0x00),
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SMART_CMD(0x04),
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SMART_CMD(0x02),
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SMART_DAT(0x00),
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SMART_DAT(0x00),
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SMART_CMD(0x04),
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SMART_CMD(0x03),
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SMART_DAT(0x01),
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SMART_DAT(0x3F),
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SMART_DELAY(0),
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/* DISP RAM setting: 240*320 */
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SMART_CMD(0x04), /* HADDR, START 0 */
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SMART_CMD(0x06),
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SMART_DAT(0x00),
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SMART_DAT(0x00), /* x1,3 */
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SMART_CMD(0x04), /* HADDR, END 4 */
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SMART_CMD(0x07),
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SMART_DAT(0x00),
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SMART_DAT(0xEF), /* x2, 7 */
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SMART_CMD(0x04), /* VADDR, START 8 */
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SMART_CMD(0x08),
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SMART_DAT(0x00), /* y1, 10 */
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SMART_DAT(0x00), /* y1, 11 */
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SMART_CMD(0x04), /* VADDR, END 12 */
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SMART_CMD(0x09),
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SMART_DAT(0x01), /* y2, 14 */
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SMART_DAT(0x3F), /* y2, 15 */
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SMART_CMD(0x02), /* RAM ADDR SETTING 16 */
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SMART_CMD(0x00),
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SMART_DAT(0x00),
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SMART_DAT(0x00), /* x1, 19 */
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SMART_CMD(0x02), /* RAM ADDR SETTING 20 */
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SMART_CMD(0x01),
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SMART_DAT(0x00), /* y1, 22 */
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SMART_DAT(0x00), /* y1, 23 */
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};
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static uint16_t panel_on[] = {
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/* Power-IC ON */
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SMART_CMD(0x01),
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SMART_CMD(0x02),
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SMART_DAT(0x07),
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SMART_DAT(0x7D),
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SMART_CMD(0x01),
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SMART_CMD(0x03),
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SMART_DAT(0x00),
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SMART_DAT(0x05),
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SMART_CMD(0x01),
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SMART_CMD(0x04),
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SMART_DAT(0x00),
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SMART_DAT(0x00),
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SMART_CMD(0x01),
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SMART_CMD(0x05),
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SMART_DAT(0x00),
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SMART_DAT(0x15),
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SMART_CMD(0x01),
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SMART_CMD(0x00),
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SMART_DAT(0xC0),
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SMART_DAT(0x10),
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SMART_DELAY(30),
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/* DISP ON */
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SMART_CMD(0x01),
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SMART_CMD(0x01),
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SMART_DAT(0x00),
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SMART_DAT(0x01),
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SMART_CMD(0x01),
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SMART_CMD(0x00),
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SMART_DAT(0xFF),
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SMART_DAT(0xFE),
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SMART_DELAY(150),
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};
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static uint16_t panel_off[] = {
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SMART_CMD(0x00),
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SMART_CMD(0x1E),
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SMART_DAT(0x00),
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SMART_DAT(0x0A),
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SMART_CMD(0x01),
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SMART_CMD(0x00),
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SMART_DAT(0xFF),
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SMART_DAT(0xEE),
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SMART_CMD(0x01),
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SMART_CMD(0x00),
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SMART_DAT(0xF8),
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SMART_DAT(0x12),
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SMART_CMD(0x01),
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SMART_CMD(0x00),
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SMART_DAT(0xE8),
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SMART_DAT(0x11),
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SMART_CMD(0x01),
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SMART_CMD(0x00),
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SMART_DAT(0xC0),
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SMART_DAT(0x11),
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SMART_CMD(0x01),
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SMART_CMD(0x00),
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SMART_DAT(0x40),
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SMART_DAT(0x11),
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SMART_CMD(0x01),
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SMART_CMD(0x00),
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SMART_DAT(0x00),
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SMART_DAT(0x10),
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};
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static uint16_t update_framedata[] = {
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/* write ram */
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SMART_CMD(0x02),
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SMART_CMD(0x02),
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/* write frame data */
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SMART_CMD_WRITE_FRAME,
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};
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static void ltm020d550_lcd_power(int on, struct fb_var_screeninfo *var)
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{
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struct fb_info *info = container_of(var, struct fb_info, var);
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if (on) {
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pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_init));
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pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_on));
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} else {
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pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_off));
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}
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if (pxafb_smart_flush(info))
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pr_err("%s: timed out\n", __func__);
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}
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static void ltm020d550_update(struct fb_info *info)
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{
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pxafb_smart_queue(info, ARRAY_AND_SIZE(update_framedata));
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pxafb_smart_flush(info);
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}
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static struct pxafb_mode_info toshiba_ltm020d550_modes[] = {
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[0] = {
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.xres = 240,
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.yres = 320,
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.bpp = 16,
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.a0csrd_set_hld = 30,
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.a0cswr_set_hld = 30,
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.wr_pulse_width = 30,
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.rd_pulse_width = 170,
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.op_hold_time = 30,
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.cmd_inh_time = 60,
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/* L_LCLK_A0 and L_LCLK_RD active low */
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.sync = FB_SYNC_HOR_HIGH_ACT |
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FB_SYNC_VERT_HIGH_ACT,
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},
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};
|
|
|
|
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)
|
|
{
|
|
pwm_add_table(tavorevb_pwm_lookup, ARRAY_SIZE(tavorevb_pwm_lookup));
|
|
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> */
|
|
.atag_offset = 0x100,
|
|
.map_io = pxa3xx_map_io,
|
|
.nr_irqs = PXA_NR_IRQS,
|
|
.init_irq = pxa3xx_init_irq,
|
|
.handle_irq = pxa3xx_handle_irq,
|
|
.init_time = pxa_timer_init,
|
|
.init_machine = tavorevb_init,
|
|
.restart = pxa_restart,
|
|
MACHINE_END
|