1/*
  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>
 17#include <asm/mach-types.h>
 18#include <video/omapdss.h>
 19#include <plat/vram.h>
 20#include <plat/mcspi.h>
 21
 22#include <mach/board-rx51.h>
 23
 24#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
 51static 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,
 56};
 57
 58static struct omap_dss_device *rx51_dss_devices[] = {
 59	&rx51_lcd_device,
 60	&rx51_tv_device,
 61};
 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
 69static int __init rx51_video_init(void)
 70{
 71	if (!machine_is_nokia_rx51())
 72		return 0;
 73
 74	if (omap_mux_init_gpio(RX51_LCD_RESET_GPIO, OMAP_PIN_OUTPUT)) {
 75		pr_err("%s cannot configure MUX for LCD RESET\n", __func__);
 76		return 0;
 77	}
 78
 79	if (gpio_request_one(RX51_LCD_RESET_GPIO, GPIOF_OUT_INIT_HIGH,
 80			     "LCD ACX565AKM reset")) {
 81		pr_err("%s failed to get LCD Reset GPIO\n", __func__);
 82		return 0;
 83	}
 84
 85	omap_display_init(&rx51_dss_board_info);
 86	return 0;
 87}
 88
 89subsys_initcall(rx51_video_init);
 90
 91void __init rx51_video_mem_init(void)
 92{
 93	/*
 94	 * GFX 864x480x32bpp
 95	 * VID1/2 1280x720x32bpp double buffered
 96	 */
 97	omap_vram_set_sdram_vram(PAGE_ALIGN(864 * 480 * 4) +
 98			2 * PAGE_ALIGN(1280 * 720 * 4 * 2), 0);
 99}
100
101#else
102void __init rx51_video_mem_init(void) { }
103#endif /* defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) */