From 39a9142203e610bf2b1a216085e374277fd28f9f Mon Sep 17 00:00:00 2001 From: Alessandro Rubini Date: Sat, 6 Feb 2010 20:54:05 +0100 Subject: [PATCH] edb93xx: enable the uart in devicecfg register printf goes to uart1, but it will block forever waiting for busy to go off unless the uart is enabled first. Signed-off-by: Alessandro Rubini --- board/edb93xx/edb93xx.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/board/edb93xx/edb93xx.c b/board/edb93xx/edb93xx.c index 4df2246bd7..dde30ffdc2 100644 --- a/board/edb93xx/edb93xx.c +++ b/board/edb93xx/edb93xx.c @@ -64,6 +64,12 @@ int board_init(void) value |= SYSCON_PWRCNT_UART_BAUD; writel(value, &syscon->pwrcnt); + /* Enable the uart in devicecfg */ + value = readl(&syscon->devicecfg); + value |= 1<<18 /* U1EN */; + writel(0xAA, &syscon->sysswlock); + writel(value, &syscon->devicecfg); + /* Machine number, as defined in linux/arch/arm/tools/mach-types */ gd->bd->bi_arch_number = CONFIG_MACH_TYPE; -- 2.39.5