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506 lines
11 KiB
506 lines
11 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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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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#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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}, |
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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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}, |
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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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}; |
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static struct pxafb_mach_info tavorevb_lcd_info = { |
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.modes = toshiba_ltm020d550_modes, |
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.num_modes = 1, |
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.lcd_conn = LCD_SMART_PANEL_8BPP | LCD_PCLK_EDGE_FALL, |
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.pxafb_lcd_power = ltm020d550_lcd_power, |
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.smart_update = ltm020d550_update, |
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}; |
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static void __init tavorevb_init_lcd(void) |
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{ |
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pwm_add_table(tavorevb_pwm_lookup, ARRAY_SIZE(tavorevb_pwm_lookup)); |
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platform_device_register(&tavorevb_backlight_devices[0]); |
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platform_device_register(&tavorevb_backlight_devices[1]); |
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pxa_set_fb_info(NULL, &tavorevb_lcd_info); |
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} |
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#else |
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static inline void tavorevb_init_lcd(void) {} |
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#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */ |
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static void __init tavorevb_init(void) |
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{ |
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/* initialize MFP configurations */ |
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pxa3xx_mfp_config(ARRAY_AND_SIZE(tavorevb_mfp_cfg)); |
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pxa_set_ffuart_info(NULL); |
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pxa_set_btuart_info(NULL); |
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pxa_set_stuart_info(NULL); |
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platform_device_register(&smc91x_device); |
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tavorevb_init_lcd(); |
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tavorevb_init_keypad(); |
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} |
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MACHINE_START(TAVOREVB, "PXA930 Evaluation Board (aka TavorEVB)") |
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/* Maintainer: Eric Miao <[email protected]> */ |
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.atag_offset = 0x100, |
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.map_io = pxa3xx_map_io, |
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.nr_irqs = PXA_NR_IRQS, |
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.init_irq = pxa3xx_init_irq, |
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.handle_irq = pxa3xx_handle_irq, |
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.init_time = pxa_timer_init, |
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.init_machine = tavorevb_init, |
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.restart = pxa_restart, |
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MACHINE_END
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