From mboxrd@z Thu Jan 1 00:00:00 1970 From: Magnus Damm Date: Fri, 28 Jan 2011 09:59:17 +0000 Subject: [PATCH] ARM: mach-shmobile: AG5EVM MIPI-DSI LCD reset delay fix Message-Id: <20110128095917.25179.95684.sendpatchset@t400s> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org From: Magnus Damm Add a 100 ms delay after the MIPI-DSI panel reset to fix issue related to the LCD panel not starting properly at boot up time. Signed-off-by: Magnus Damm --- arch/arm/mach-shmobile/board-ag5evm.c | 1 + 1 file changed, 1 insertion(+) --- 0001/arch/arm/mach-shmobile/board-ag5evm.c +++ work/arch/arm/mach-shmobile/board-ag5evm.c 2011-01-28 18:46:36.000000000 +0900 @@ -454,6 +454,7 @@ static void __init ag5evm_init(void) gpio_direction_output(GPIO_PORT217, 0); mdelay(1); gpio_set_value(GPIO_PORT217, 1); + mdelay(100); /* LCD backlight controller */ gpio_request(GPIO_PORT235, NULL); /* RESET */