From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Weber Subject: [PATCH 03/14] OMAP2: Devkit8000: Enable DVI-D output Date: Tue, 18 May 2010 14:05:24 +0200 Message-ID: <1274184335-29322-4-git-send-email-weber@corscience.de> References: <1274184335-29322-1-git-send-email-weber@corscience.de> Return-path: Received: from moutng.kundenserver.de ([212.227.17.10]:61528 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756378Ab0ERMGH (ORCPT ); Tue, 18 May 2010 08:06:07 -0400 In-Reply-To: <1274184335-29322-1-git-send-email-weber@corscience.de> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: linux-omap@vger.kernel.org Cc: tony@atomide.com, Thomas Weber , Kan-Ru Chen This patch corrects the DVI-D output setup of Devkit8000. Devkit8000 has different DVI reset pin with the BeagleBoard. On Devkit8000 the TWL4030 GPIO_7 is assigned to do the job. Signed-off-by: Kan-Ru Chen Signed-off-by: Thomas Weber --- arch/arm/mach-omap2/board-devkit8000.c | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index e989136..c6b9ed4 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -140,13 +140,18 @@ static int devkit8000_panel_enable_lcd(struct omap_dss_device *dssdev) static void devkit8000_panel_disable_lcd(struct omap_dss_device *dssdev) { } + static int devkit8000_panel_enable_dvi(struct omap_dss_device *dssdev) { + if (dssdev->reset_gpio != -EINVAL) + gpio_set_value(dssdev->reset_gpio, 1); return 0; } static void devkit8000_panel_disable_dvi(struct omap_dss_device *dssdev) { + if (dssdev->reset_gpio != -EINVAL) + gpio_set_value(dssdev->reset_gpio, 0); } static int devkit8000_panel_enable_tv(struct omap_dss_device *dssdev) @@ -186,6 +191,7 @@ static struct omap_dss_device devkit8000_dvi_device = { .driver_name = "generic_panel", .type = OMAP_DISPLAY_TYPE_DPI, .phy.dpi.data_lines = 24, + .reset_gpio = -EINVAL, /* will be replaced */ .platform_enable = devkit8000_panel_enable_dvi, .platform_disable = devkit8000_panel_disable_dvi, }; @@ -272,6 +278,15 @@ static int devkit8000_twl_gpio_setup(struct device *dev, devkit8000_vmmc1_supply.dev = mmc[0].dev; devkit8000_vsim_supply.dev = mmc[0].dev; + /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ + gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; + + /* gpio + 7 is "DVI_PD" (out, active low) */ + devkit8000_dvi_device.reset_gpio = gpio + 7; + gpio_request(devkit8000_dvi_device.reset_gpio, "DVI PowerDown"); + /* Disable until needed */ + gpio_direction_output(devkit8000_dvi_device.reset_gpio, 0); + return 0; } -- 1.6.4.4