projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 03e11104 RQ |
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 | ||
| 18 | #include <asm/mach-types.h> | |
| 03e11104 RQ |
19 | #include <plat/display.h> |
| 20 | #include <plat/vram.h> | |
| 21 | #include <plat/mcspi.h> | |
| 22 | ||
| 23 | #include "mux.h" | |
| 24 | ||
| 25 | #define RX51_LCD_RESET_GPIO 90 | |
| 26 | ||
| 27 | #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) | |
| 28 | ||
| 29 | static int rx51_lcd_enable(struct omap_dss_device *dssdev) | |
| 30 | { | |
| 31 | gpio_set_value(dssdev->reset_gpio, 1); | |
| 32 | return 0; | |
| 33 | } | |
| 34 | ||
| 35 | static void rx51_lcd_disable(struct omap_dss_device *dssdev) | |
| 36 | { | |
| 37 | gpio_set_value(dssdev->reset_gpio, 0); | |
| 38 | } | |
| 39 | ||
| 40 | static struct omap_dss_device rx51_lcd_device = { | |
| 41 | .name = "lcd", | |
| 42 | .driver_name = "panel-acx565akm", | |
| 43 | .type = OMAP_DISPLAY_TYPE_SDI, | |
| 44 | .phy.sdi.datapairs = 2, | |
| 45 | .reset_gpio = RX51_LCD_RESET_GPIO, | |
| 46 | .platform_enable = rx51_lcd_enable, | |
| 47 | .platform_disable = rx51_lcd_disable, | |
| 48 | }; | |
| 49 | ||
| 50 | static struct omap_dss_device *rx51_dss_devices[] = { | |
| 51 | &rx51_lcd_device, | |
| 52 | }; | |
| 53 | ||
| 54 | static struct omap_dss_board_info rx51_dss_board_info = { | |
| 55 | .num_devices = ARRAY_SIZE(rx51_dss_devices), | |
| 56 | .devices = rx51_dss_devices, | |
| 57 | .default_device = &rx51_lcd_device, | |
| 58 | }; | |
| 59 | ||
| 60 | struct platform_device rx51_display_device = { | |
| 61 | .name = "omapdss", | |
| 62 | .id = -1, | |
| 63 | .dev = { | |
| 64 | .platform_data = &rx51_dss_board_info, | |
| 65 | }, | |
| 66 | }; | |
| 67 | ||
| 68 | static struct platform_device *rx51_video_devices[] __initdata = { | |
| 69 | &rx51_display_device, | |
| 70 | }; | |
| 71 | ||
| 72 | static int __init rx51_video_init(void) | |
| 73 | { | |
| 74 | if (!machine_is_nokia_rx51()) | |
| 75 | return 0; | |
| 76 | ||
| 77 | if (omap_mux_init_gpio(RX51_LCD_RESET_GPIO, OMAP_PIN_OUTPUT)) { | |
| 78 | pr_err("%s cannot configure MUX for LCD RESET\n", __func__); | |
| 79 | return 0; | |
| 80 | } | |
| 81 | ||
| 82 | if (gpio_request(RX51_LCD_RESET_GPIO, "LCD ACX565AKM reset")) { | |
| 83 | pr_err("%s failed to get LCD Reset GPIO\n", __func__); | |
| 84 | return 0; | |
| 85 | } | |
| 86 | ||
| 87 | gpio_direction_output(RX51_LCD_RESET_GPIO, 1); | |
| 88 | ||
| 89 | platform_add_devices(rx51_video_devices, | |
| 90 | ARRAY_SIZE(rx51_video_devices)); | |
| 91 | return 0; | |
| 92 | } | |
| 93 | ||
| 94 | subsys_initcall(rx51_video_init); | |
| 95 | ||
| 96 | void __init rx51_video_mem_init(void) | |
| 97 | { | |
| 98 | /* | |
| 99 | * GFX 864x480x32bpp | |
| 100 | * VID1/2 1280x720x32bpp double buffered | |
| 101 | */ | |
| 102 | omap_vram_set_sdram_vram(PAGE_ALIGN(864 * 480 * 4) + | |
| 103 | 2 * PAGE_ALIGN(1280 * 720 * 4 * 2), 0); | |
| 104 | } | |
| 105 | ||
| 106 | #else | |
| 107 | void __init rx51_video_mem_init(void) { } | |
| 108 | #endif /* defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) */ |