xburst: switch to 3.3 and add broken flag
[openwrt/svn-archive/archive.git] / target / linux / xburst / patches-2.6.37 / 008-add-id800wt-board-support.patch
1 From ac67a626a852d6e720c2cc474b5e8824ad5b0875 Mon Sep 17 00:00:00 2001
2 From: Lars-Peter Clausen <lars@metafoo.de>
3 Date: Sun, 5 Sep 2010 20:34:08 +0200
4 Subject: [PATCH 12/23] MIPS: JZ4740: Add id800wt board
5
6 ---
7 arch/mips/jz4740/Kconfig | 4 +
8 arch/mips/jz4740/Makefile | 1 +
9 arch/mips/jz4740/board-id800wt.c | 158 ++++++++++++++++++++++++++++++++++++++
10 3 files changed, 163 insertions(+), 0 deletions(-)
11 create mode 100644 arch/mips/jz4740/board-id800wt.c
12
13 --- a/arch/mips/jz4740/Kconfig
14 +++ b/arch/mips/jz4740/Kconfig
15 @@ -14,6 +14,10 @@ config JZ4740_N526
16 bool "Hanvon n526 eBook reader"
17 select SOC_JZ4740
18
19 +config JZ4740_ID800WT
20 + bool "Sungale id800wt picture frame"
21 + select SOC_JZ4740
22 +
23 endchoice
24
25 config HAVE_PWM
26 --- a/arch/mips/jz4740/Makefile
27 +++ b/arch/mips/jz4740/Makefile
28 @@ -14,6 +14,7 @@ obj-$(CONFIG_DEBUG_FS) += clock-debugfs.
29 obj-$(CONFIG_JZ4740_QI_LB60) += board-qi_lb60.o
30 obj-$(CONFIG_JZ4740_N516) += board-n516.o board-n516-display.o
31 obj-$(CONFIG_JZ4740_N526) += board-n526.o
32 +obj-$(CONFIG_JZ4740_ID800WT) += board-id800wt.o
33
34 # PM support
35
36 --- /dev/null
37 +++ b/arch/mips/jz4740/board-id800wt.c
38 @@ -0,0 +1,158 @@
39 +/*
40 + * Copyright (C) 2010 Lars-Peter Clausen <lars@metafoo.de>
41 + *
42 + * This program is free software; you can redistribute it and/or modify
43 + * it under the terms of the GNU General Public License version 2 or later
44 + * as published by the Free Software Foundation.
45 + */
46 +
47 +#include <linux/kernel.h>
48 +#include <linux/init.h>
49 +#include <linux/gpio.h>
50 +
51 +#include <asm/mach-jz4740/platform.h>
52 +
53 +#include <linux/input.h>
54 +#include <linux/power_supply.h>
55 +#include <linux/pwm_backlight.h>
56 +
57 +#include "clock.h"
58 +
59 +#include <asm/mach-jz4740/jz4740_fb.h>
60 +#include <asm/mach-jz4740/jz4740_nand.h>
61 +
62 +/* NAND */
63 +static struct nand_ecclayout id800wt_ecclayout = {
64 + .oobfree = {
65 + {
66 + .offset = 2,
67 + .length = 4,
68 + },
69 + {
70 + .offset = 42,
71 + .length = 22,
72 + },
73 + }
74 +};
75 +
76 +static struct mtd_partition id800wt_partitions[] = {
77 + { .name = "NAND BOOT partition",
78 + .offset = 0 * 0x100000,
79 + .size = 2 * 0x100000,
80 + },
81 + { .name = "NAND KERNEL partition",
82 + .offset = 2 * 0x100000,
83 + .size = 4 * 0x100000,
84 + },
85 + { .name = "NAND ROOTFS partition",
86 + .offset = 6 * 0x100000,
87 + .size = 498 * 0x100000,
88 + },
89 +};
90 +
91 +static struct jz_nand_platform_data id800wt_nand_pdata = {
92 + .ecc_layout = &id800wt_ecclayout,
93 + .partitions = id800wt_partitions,
94 + .num_partitions = ARRAY_SIZE(id800wt_partitions),
95 + .busy_gpio = JZ_GPIO_PORTC(30),
96 +};
97 +
98 +/* Display */
99 +static struct fb_videomode id800wt_video_modes[] = {
100 + {
101 + .name = "800x600",
102 + .xres = 800,
103 + .yres = 600,
104 + .refresh = 40,
105 + .left_margin = 0,
106 + .right_margin = 255,
107 + .upper_margin = 0,
108 + .lower_margin = 35,
109 + .hsync_len = 1,
110 + .vsync_len = 1,
111 + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
112 + .vmode = FB_VMODE_NONINTERLACED,
113 + },
114 +};
115 +
116 +static struct jz4740_fb_platform_data id800wt_fb_pdata = {
117 + .width = 60,
118 + .height = 45,
119 + .num_modes = ARRAY_SIZE(id800wt_video_modes),
120 + .modes = id800wt_video_modes,
121 + .bpp = 16,
122 + .lcd_type = JZ_LCD_TYPE_SPECIAL_TFT_1,
123 + .pixclk_falling_edge = 1,
124 + .special_tft_config = {
125 + .spl = JZ4740_FB_SPECIAL_TFT_CONFIG(1051, 1053),
126 + .cls = JZ4740_FB_SPECIAL_TFT_CONFIG(631, 744),
127 + .ps = JZ4740_FB_SPECIAL_TFT_CONFIG(0, 45),
128 + .rev = JZ4740_FB_SPECIAL_TFT_CONFIG(0, 0),
129 + },
130 +};
131 +
132 +/* Backlight */
133 +static int id800wt_backlight_invert(struct device *dev, int brightness)
134 +{
135 + return 255 - brightness;
136 +}
137 +
138 +static struct platform_pwm_backlight_data id800wt_backlight_data = {
139 + .pwm_id = 7,
140 + .max_brightness = 255,
141 + .dft_brightness = 255,
142 + .pwm_period_ns = 8000000,
143 + .notify = id800wt_backlight_invert,
144 +};
145 +
146 +static struct platform_device id800wt_backlight_device = {
147 + .name = "pwm-backlight",
148 + .id = -1,
149 + .dev = {
150 + .platform_data = &id800wt_backlight_data,
151 + .parent = &jz4740_framebuffer_device.dev,
152 + },
153 +};
154 +
155 +static struct platform_device *jz_platform_devices[] __initdata = {
156 + &jz4740_usb_ohci_device,
157 + &jz4740_udc_device,
158 + &jz4740_nand_device,
159 + &jz4740_framebuffer_device,
160 + &jz4740_i2s_device,
161 + &jz4740_codec_device,
162 + &jz4740_pcm_device,
163 + &jz4740_rtc_device,
164 + &jz4740_adc_device,
165 + &id800wt_backlight_device,
166 +};
167 +
168 +static int __init id800wt_init_platform_devices(void)
169 +{
170 + jz4740_framebuffer_device.dev.platform_data = &id800wt_fb_pdata;
171 + jz4740_nand_device.dev.platform_data = &id800wt_nand_pdata;
172 +
173 + jz4740_serial_device_register();
174 +
175 + jz_gpio_enable_pullup(JZ_GPIO_LCD_PS);
176 + jz_gpio_enable_pullup(JZ_GPIO_LCD_REV);
177 +
178 + return platform_add_devices(jz_platform_devices,
179 + ARRAY_SIZE(jz_platform_devices));
180 +}
181 +
182 +struct jz4740_clock_board_data jz4740_clock_bdata = {
183 + .ext_rate = 12000000,
184 + .rtc_rate = 32768,
185 +};
186 +
187 +static int __init id800wt_board_setup(void)
188 +{
189 + printk("Sungale pictureframe id800wt setup\n");
190 +
191 + if (id800wt_init_platform_devices())
192 + panic("Failed to initalize platform devices\n");
193 +
194 + return 0;
195 +}
196 +arch_initcall(id800wt_board_setup);