1 /*
2 * ATSTK1000 board-specific setup code.
3 *
4 * Copyright (C) 2005-2006 Atmel Corporation
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10 #include <linux/bootmem.h>
11 #include <linux/fb.h>
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
14 #include <linux/types.h>
15 #include <linux/linkage.h>
16
17 #include <video/atmel_lcdc.h>
18
19 #include <asm/setup.h>
20
21 #include <mach/at32ap700x.h>
22 #include <mach/board.h>
23 #include <mach/portmux.h>
24
25 #include "atstk1000.h"
26
27 /* Initialized by bootloader-specific startup code. */
28 struct tag *bootloader_tags __initdata;
29
30 static struct fb_videomode __initdata ltv350qv_modes[] = {
31 {
32 .name = "320x240 @ 75",
33 .refresh = 75,
34 .xres = 320, .yres = 240,
35 .pixclock = KHZ2PICOS(6891),
36
37 .left_margin = 17, .right_margin = 33,
38 .upper_margin = 10, .lower_margin = 10,
39 .hsync_len = 16, .vsync_len = 1,
40
41 .sync = 0,
42 .vmode = FB_VMODE_NONINTERLACED,
43 },
44 };
45
46 static struct fb_monspecs __initdata atstk1000_default_monspecs = {
47 .manufacturer = "SNG",
48 .monitor = "LTV350QV",
49 .modedb = ltv350qv_modes,
50 .modedb_len = ARRAY_SIZE(ltv350qv_modes),
51 .hfmin = 14820,
52 .hfmax = 22230,
53 .vfmin = 60,
54 .vfmax = 90,
55 .dclkmax = 30000000,
56 };
57
58 struct atmel_lcdfb_info __initdata atstk1000_lcdc_data = {
59 .default_bpp = 24,
60 .default_dmacon = ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
61 .default_lcdcon2 = (ATMEL_LCDC_DISTYPE_TFT
62 | ATMEL_LCDC_INVCLK
63 | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
64 | ATMEL_LCDC_MEMOR_BIG),
65 .default_monspecs = &atstk1000_default_monspecs,
66 .guard_time = 2,
67 };
68
69 #ifdef CONFIG_BOARD_ATSTK1000_J2_LED
70 #include <linux/leds.h>
71
72 static struct gpio_led stk1000_j2_led[] = {
73 #ifdef CONFIG_BOARD_ATSTK1000_J2_LED8
74 #define LEDSTRING "J2 jumpered to LED8"
75 { .name = "led0:amber", .gpio = GPIO_PIN_PB( 8), },
76 { .name = "led1:amber", .gpio = GPIO_PIN_PB( 9), },
77 { .name = "led2:amber", .gpio = GPIO_PIN_PB(10), },
78 { .name = "led3:amber", .gpio = GPIO_PIN_PB(13), },
79 { .name = "led4:amber", .gpio = GPIO_PIN_PB(14), },
80 { .name = "led5:amber", .gpio = GPIO_PIN_PB(15), },
81 { .name = "led6:amber", .gpio = GPIO_PIN_PB(16), },
82 { .name = "led7:amber", .gpio = GPIO_PIN_PB(30),
83 .default_trigger = "heartbeat", },
84 #else /* RGB */
85 #define LEDSTRING "J2 jumpered to RGB LEDs"
86 { .name = "r1:red", .gpio = GPIO_PIN_PB( 8), },
87 { .name = "g1:green", .gpio = GPIO_PIN_PB(10), },
88 { .name = "b1:blue", .gpio = GPIO_PIN_PB(14), },
89
90 { .name = "r2:red", .gpio = GPIO_PIN_PB( 9),
91 .default_trigger = "heartbeat", },
92 { .name = "g2:green", .gpio = GPIO_PIN_PB(13), },
93 { .name = "b2:blue", .gpio = GPIO_PIN_PB(15),
94 .default_trigger = "heartbeat", },
95 /* PB16, PB30 unused */
96 #endif
97 };
98
99 static struct gpio_led_platform_data stk1000_j2_led_data = {
100 .num_leds = ARRAY_SIZE(stk1000_j2_led),
101 .leds = stk1000_j2_led,
102 };
103
104 static struct platform_device stk1000_j2_led_dev = {
105 .name = "leds-gpio",
106 .id = 2, /* gpio block J2 */
107 .dev = {
108 .platform_data = &stk1000_j2_led_data,
109 },
110 };
111
atstk1000_setup_j2_leds(void)112 void __init atstk1000_setup_j2_leds(void)
113 {
114 unsigned i;
115
116 for (i = 0; i < ARRAY_SIZE(stk1000_j2_led); i++)
117 at32_select_gpio(stk1000_j2_led[i].gpio, AT32_GPIOF_OUTPUT);
118
119 printk("STK1000: " LEDSTRING "\n");
120 platform_device_register(&stk1000_j2_led_dev);
121 }
122 #else /* CONFIG_BOARD_ATSTK1000_J2_LED */
atstk1000_setup_j2_leds(void)123 void __init atstk1000_setup_j2_leds(void)
124 {
125
126 }
127 #endif /* CONFIG_BOARD_ATSTK1000_J2_LED */
128