From: Tom Rini <trini@konsulko.com>
Date: Wed, 27 May 2015 17:24:10 +0000 (-0400)
Subject: Revert "Revert "stm32f4: fix serial output""
X-Git-Tag: KARO-TX6-2015-09-18~1905
X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=commitdiff_plain;h=5956031d9d1b76df1d2b7f4dcacee9deb432a12f

Revert "Revert "stm32f4: fix serial output""

Due to a misunderstanding, in 698a12b we reverted changes that we in
fact wanted to keep.  So lets fix that mistake and bring the code back
to how it should have been.

This reverts commit 698a12bef9e782dcd99c555a739c16eec8669f14.

Signed-off-by: Tom Rini <trini@konsulko.com>
---

diff --git a/drivers/serial/serial_stm32.c b/drivers/serial/serial_stm32.c
index 1b22c692d2..8b2830b946 100644
--- a/drivers/serial/serial_stm32.c
+++ b/drivers/serial/serial_stm32.c
@@ -128,6 +128,9 @@ static void stm32_serial_putc(const char c)
 	struct stm32_serial *usart =
 		(struct stm32_serial *)usart_base[USART_PORT];
 
+	if (c == '\n')
+		stm32_serial_putc('\r');
+
 	while ((readl(&usart->sr) & USART_SR_FLAG_TXE) == 0)
 		;
 	writel(c, &usart->dr);