From ac67a626a852d6e720c2cc474b5e8824ad5b0875 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Sun, 5 Sep 2010 20:34:08 +0200 Subject: [PATCH 12/23] MIPS: JZ4740: Add id800wt board --- arch/mips/jz4740/Kconfig | 4 + arch/mips/jz4740/Makefile | 1 + arch/mips/jz4740/board-id800wt.c | 158 ++++++++++++++++++++++++++++++++++++++ 3 files changed, 163 insertions(+), 0 deletions(-) create mode 100644 arch/mips/jz4740/board-id800wt.c --- a/arch/mips/jz4740/Kconfig +++ b/arch/mips/jz4740/Kconfig @@ -14,6 +14,10 @@ config JZ4740_N526 bool "Hanvon n526 eBook reader" select SOC_JZ4740 +config JZ4740_ID800WT + bool "Sungale id800wt picture frame" + select SOC_JZ4740 + endchoice config HAVE_PWM --- a/arch/mips/jz4740/Makefile +++ b/arch/mips/jz4740/Makefile @@ -14,6 +14,7 @@ obj-$(CONFIG_DEBUG_FS) += clock-debugfs. obj-$(CONFIG_JZ4740_QI_LB60) += board-qi_lb60.o obj-$(CONFIG_JZ4740_N516) += board-n516.o board-n516-display.o obj-$(CONFIG_JZ4740_N526) += board-n526.o +obj-$(CONFIG_JZ4740_ID800WT) += board-id800wt.o # PM support --- /dev/null +++ b/arch/mips/jz4740/board-id800wt.c @@ -0,0 +1,158 @@ +/* + * Copyright (C) 2010 Lars-Peter Clausen + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 or later + * as published by the Free Software Foundation. + */ + +#include +#include +#include + +#include + +#include +#include +#include + +#include "clock.h" + +#include +#include + +/* NAND */ +static struct nand_ecclayout id800wt_ecclayout = { + .oobfree = { + { + .offset = 2, + .length = 4, + }, + { + .offset = 42, + .length = 22, + }, + } +}; + +static struct mtd_partition id800wt_partitions[] = { + { .name = "NAND BOOT partition", + .offset = 0 * 0x100000, + .size = 2 * 0x100000, + }, + { .name = "NAND KERNEL partition", + .offset = 2 * 0x100000, + .size = 4 * 0x100000, + }, + { .name = "NAND ROOTFS partition", + .offset = 6 * 0x100000, + .size = 498 * 0x100000, + }, +}; + +static struct jz_nand_platform_data id800wt_nand_pdata = { + .ecc_layout = &id800wt_ecclayout, + .partitions = id800wt_partitions, + .num_partitions = ARRAY_SIZE(id800wt_partitions), + .busy_gpio = JZ_GPIO_PORTC(30), +}; + +/* Display */ +static struct fb_videomode id800wt_video_modes[] = { + { + .name = "800x600", + .xres = 800, + .yres = 600, + .refresh = 40, + .left_margin = 0, + .right_margin = 255, + .upper_margin = 0, + .lower_margin = 35, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .vmode = FB_VMODE_NONINTERLACED, + }, +}; + +static struct jz4740_fb_platform_data id800wt_fb_pdata = { + .width = 60, + .height = 45, + .num_modes = ARRAY_SIZE(id800wt_video_modes), + .modes = id800wt_video_modes, + .bpp = 16, + .lcd_type = JZ_LCD_TYPE_SPECIAL_TFT_1, + .pixclk_falling_edge = 1, + .special_tft_config = { + .spl = JZ4740_FB_SPECIAL_TFT_CONFIG(1051, 1053), + .cls = JZ4740_FB_SPECIAL_TFT_CONFIG(631, 744), + .ps = JZ4740_FB_SPECIAL_TFT_CONFIG(0, 45), + .rev = JZ4740_FB_SPECIAL_TFT_CONFIG(0, 0), + }, +}; + +/* Backlight */ +static int id800wt_backlight_invert(struct device *dev, int brightness) +{ + return 255 - brightness; +} + +static struct platform_pwm_backlight_data id800wt_backlight_data = { + .pwm_id = 7, + .max_brightness = 255, + .dft_brightness = 255, + .pwm_period_ns = 8000000, + .notify = id800wt_backlight_invert, +}; + +static struct platform_device id800wt_backlight_device = { + .name = "pwm-backlight", + .id = -1, + .dev = { + .platform_data = &id800wt_backlight_data, + .parent = &jz4740_framebuffer_device.dev, + }, +}; + +static struct platform_device *jz_platform_devices[] __initdata = { + &jz4740_usb_ohci_device, + &jz4740_udc_device, + &jz4740_nand_device, + &jz4740_framebuffer_device, + &jz4740_i2s_device, + &jz4740_codec_device, + &jz4740_pcm_device, + &jz4740_rtc_device, + &jz4740_adc_device, + &id800wt_backlight_device, +}; + +static int __init id800wt_init_platform_devices(void) +{ + jz4740_framebuffer_device.dev.platform_data = &id800wt_fb_pdata; + jz4740_nand_device.dev.platform_data = &id800wt_nand_pdata; + + jz4740_serial_device_register(); + + jz_gpio_enable_pullup(JZ_GPIO_LCD_PS); + jz_gpio_enable_pullup(JZ_GPIO_LCD_REV); + + return platform_add_devices(jz_platform_devices, + ARRAY_SIZE(jz_platform_devices)); +} + +struct jz4740_clock_board_data jz4740_clock_bdata = { + .ext_rate = 12000000, + .rtc_rate = 32768, +}; + +static int __init id800wt_board_setup(void) +{ + printk("Sungale pictureframe id800wt setup\n"); + + if (id800wt_init_platform_devices()) + panic("Failed to initalize platform devices\n"); + + return 0; +} +arch_initcall(id800wt_board_setup);