From 04eeb758e746d80848b4add1515493fe565a735e Mon Sep 17 00:00:00 2001
From: Sonic Zhang <sonic.zhang@analog.com>
Date: Thu, 14 Mar 2013 12:47:12 +0800
Subject: [PATCH] blackfin: Uart divisor should be set after their values are
generated.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
---
arch/blackfin/cpu/initcode.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/arch/blackfin/cpu/initcode.c b/arch/blackfin/cpu/initcode.c
index 4b10b6c6b2..8ef0b92c23 100644
--- a/arch/blackfin/cpu/initcode.c
+++ b/arch/blackfin/cpu/initcode.c
@@ -715,8 +715,8 @@ update_serial_clocks(ADI_BOOT_DATA *bs, uint sdivB, uint divB, uint vcoB)
* for dividing which means we'd generate a libgcc reference.
*/
unsigned int sdivR, vcoR;
- unsigned int dividend = sdivB * divB * vcoR;
- unsigned int divisor = vcoB * sdivR;
+ unsigned int dividend;
+ unsigned int divisor;
unsigned int quotient;
serial_putc('a');
@@ -729,6 +729,9 @@ update_serial_clocks(ADI_BOOT_DATA *bs, uint sdivB, uint divB, uint vcoB)
sdivR = bfin_read_PLL_DIV() & 0xf;
vcoR = (bfin_read_PLL_CTL() >> 9) & 0x3f;
#endif
+
+ dividend = sdivB * divB * vcoR;
+ divisor = vcoB * sdivR;
quotient = early_division(dividend, divisor);
serial_early_put_div(quotient - ANOMALY_05000230);
serial_putc('c');
--
2.39.5