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From ac67a626a852d6e720c2cc474b5e8824ad5b0875 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
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 <lars@metafoo.de>
+ *
+ * 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 <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-jz4740/platform.h>
+
+#include <linux/input.h>
+#include <linux/power_supply.h>
+#include <linux/pwm_backlight.h>
+
+#include "clock.h"
+
+#include <asm/mach-jz4740/jz4740_fb.h>
+#include <asm/mach-jz4740/jz4740_nand.h>
+
+/* 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);
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