mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-22 23:12:32 +00:00
38 lines
1.0 KiB
Diff
38 lines
1.0 KiB
Diff
From 643e61b22155cd95ae6e18e57da50acd120da091 Mon Sep 17 00:00:00 2001
|
|
From: John Crispin <blogic@openwrt.org>
|
|
Date: Mon, 2 Dec 2013 16:11:33 +0100
|
|
Subject: [PATCH 503/507] MIPS: ralink: add MT7621 early_printk support
|
|
|
|
Signed-off-by: John Crispin <blogic@openwrt.org>
|
|
---
|
|
arch/mips/ralink/early_printk.c | 10 +++++++---
|
|
1 file changed, 7 insertions(+), 3 deletions(-)
|
|
|
|
--- a/arch/mips/ralink/early_printk.c
|
|
+++ b/arch/mips/ralink/early_printk.c
|
|
@@ -13,6 +13,8 @@
|
|
|
|
#ifdef CONFIG_SOC_RT288X
|
|
#define EARLY_UART_BASE 0x300c00
|
|
+#elif defined(CONFIG_SOC_MT7621)
|
|
+#define EARLY_UART_BASE 0x1E000c00
|
|
#else
|
|
#define EARLY_UART_BASE 0x10000c00
|
|
#endif
|
|
@@ -40,9 +42,13 @@ static inline u32 uart_r32(unsigned reg)
|
|
|
|
void prom_putchar(unsigned char ch)
|
|
{
|
|
- while ((uart_r32(UART_REG_LSR) & UART_LSR_THRE) == 0)
|
|
+#ifdef CONFIG_SOC_MT7621
|
|
+ uart_w32(ch, UART_TX);
|
|
+ while ((uart_r32(0x14) & UART_LSR_THRE) == 0)
|
|
;
|
|
- uart_w32(ch, UART_REG_TX);
|
|
+#else
|
|
while ((uart_r32(UART_REG_LSR) & UART_LSR_THRE) == 0)
|
|
;
|
|
+ uart_w32(ch, UART_REG_TX);
|
|
+#endif
|
|
}
|