1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
|
From 50d9e1cc2f4b30ec6073271822c70ad22a308fda 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] MIPS: JZ4740: Add id800wt board
---
arch/mips/jz4740/Kconfig | 3 +
arch/mips/jz4740/Makefile | 1 +
arch/mips/jz4740/board-id800wt.c | 158 ++++++++++++++++++++++++++++++++++++++
3 files changed, 162 insertions(+), 0 deletions(-)
create mode 100644 arch/mips/jz4740/board-id800wt.c
--- a/arch/mips/jz4740/Kconfig
+++ b/arch/mips/jz4740/Kconfig
@@ -12,6 +12,9 @@ config JZ4740_N516
config JZ4740_N526
bool "Hanvon n526 eBook reader"
+config JZ4740_ID800WT
+ bool "Sungale id800wt picture frame"
+
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);
|
