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Roger Quadros03e11102010-05-10 10:35:17 +02001/*
2 * linux/arch/arm/mach-omap2/board-rx51-video.c
3 *
4 * Copyright (C) 2010 Nokia
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
11#include <linux/kernel.h>
12#include <linux/init.h>
13#include <linux/platform_device.h>
14#include <linux/gpio.h>
15#include <linux/spi/spi.h>
16#include <linux/mm.h>
Roger Quadros03e11102010-05-10 10:35:17 +020017#include <asm/mach-types.h>
Roger Quadros03e11102010-05-10 10:35:17 +020018#include <plat/display.h>
19#include <plat/vram.h>
20#include <plat/mcspi.h>
21
Manjunath Kondaiah G04aeae72010-10-08 09:58:35 -070022#include <mach/board-rx51.h>
23
Roger Quadros03e11102010-05-10 10:35:17 +020024#include "mux.h"
25
26#define RX51_LCD_RESET_GPIO 90
27
28#if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
29
30static int rx51_lcd_enable(struct omap_dss_device *dssdev)
31{
32 gpio_set_value(dssdev->reset_gpio, 1);
33 return 0;
34}
35
36static void rx51_lcd_disable(struct omap_dss_device *dssdev)
37{
38 gpio_set_value(dssdev->reset_gpio, 0);
39}
40
41static struct omap_dss_device rx51_lcd_device = {
42 .name = "lcd",
43 .driver_name = "panel-acx565akm",
44 .type = OMAP_DISPLAY_TYPE_SDI,
45 .phy.sdi.datapairs = 2,
46 .reset_gpio = RX51_LCD_RESET_GPIO,
47 .platform_enable = rx51_lcd_enable,
48 .platform_disable = rx51_lcd_disable,
49};
50
Srikar60d24ee2010-12-20 18:48:16 -080051static struct omap_dss_device rx51_tv_device = {
52 .name = "tv",
53 .type = OMAP_DISPLAY_TYPE_VENC,
54 .driver_name = "venc",
55 .phy.venc.type = OMAP_DSS_VENC_TYPE_COMPOSITE,
Srikar60d24ee2010-12-20 18:48:16 -080056};
57
Roger Quadros03e11102010-05-10 10:35:17 +020058static struct omap_dss_device *rx51_dss_devices[] = {
59 &rx51_lcd_device,
Srikar60d24ee2010-12-20 18:48:16 -080060 &rx51_tv_device,
Roger Quadros03e11102010-05-10 10:35:17 +020061};
62
63static struct omap_dss_board_info rx51_dss_board_info = {
64 .num_devices = ARRAY_SIZE(rx51_dss_devices),
65 .devices = rx51_dss_devices,
66 .default_device = &rx51_lcd_device,
67};
68
69struct platform_device rx51_display_device = {
70 .name = "omapdss",
71 .id = -1,
72 .dev = {
73 .platform_data = &rx51_dss_board_info,
74 },
75};
76
77static struct platform_device *rx51_video_devices[] __initdata = {
78 &rx51_display_device,
79};
80
81static int __init rx51_video_init(void)
82{
83 if (!machine_is_nokia_rx51())
84 return 0;
85
86 if (omap_mux_init_gpio(RX51_LCD_RESET_GPIO, OMAP_PIN_OUTPUT)) {
87 pr_err("%s cannot configure MUX for LCD RESET\n", __func__);
88 return 0;
89 }
90
91 if (gpio_request(RX51_LCD_RESET_GPIO, "LCD ACX565AKM reset")) {
92 pr_err("%s failed to get LCD Reset GPIO\n", __func__);
93 return 0;
94 }
95
96 gpio_direction_output(RX51_LCD_RESET_GPIO, 1);
97
Roger Quadros03e11102010-05-10 10:35:17 +020098 platform_add_devices(rx51_video_devices,
99 ARRAY_SIZE(rx51_video_devices));
100 return 0;
101}
102
103subsys_initcall(rx51_video_init);
104
105void __init rx51_video_mem_init(void)
106{
107 /*
108 * GFX 864x480x32bpp
109 * VID1/2 1280x720x32bpp double buffered
110 */
111 omap_vram_set_sdram_vram(PAGE_ALIGN(864 * 480 * 4) +
112 2 * PAGE_ALIGN(1280 * 720 * 4 * 2), 0);
113}
114
115#else
116void __init rx51_video_mem_init(void) { }
117#endif /* defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) */