From 81ac7e51ccf2984e9c0964a883d6b7e8fe875aad Mon Sep 17 00:00:00 2001
From: Eric Benard <eric@eukrea.com>
Date: Mon, 22 Apr 2013 05:54:59 +0000
Subject: da850: provide davinci_enable_uart0
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this is needed to bring UART0 out of reset but this function
currently only exists for dm644x/355/365/646x when da850 (at
least am1808 also need it).

Signed-off-by: Eric Bénard <eric@eukrea.com>
---
 arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'arch/arm/cpu')

diff --git a/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c b/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c
index ff2e2e33df..127beb86bc 100644
--- a/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c
+++ b/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c
@@ -32,6 +32,14 @@
 #include <asm/arch/emif_defs.h>
 #include <asm/arch/pll_defs.h>
 
+void davinci_enable_uart0(void)
+{
+	lpsc_on(DAVINCI_LPSC_UART0);
+
+	/* Bringup UART0 out of reset */
+	REG(UART0_PWREMU_MGMT) = 0x00006001;
+}
+
 #if defined(CONFIG_SYS_DA850_PLL_INIT)
 void da850_waitloop(unsigned long loopcnt)
 {
-- 
cgit