Skip to contentSkip to conversation

Fix ebony uart clock

PATCH In review Geoff Levand 2 participants 2 messages Aug 5, 2004 – Aug 6, 2004

lore
Share & tools
lore

Geoff Levand

author
#0 lore raw

PATCH 1/1 Fix ebony uart clock

ebony-uart-clock-04.08.05.patch:

This patch corrects the Ebony board's uart clock value to the rate of the external Epson SG-615P clock source. Now good to 115Kbps.

Signed-off-by Geoff Levand <[email protected]> for CELF

---

 ebony.h |    3 ++-
 1 files changed, 2 insertions(+), 1 deletion(-)

diff -X dontdiff -ruN
linux-2.6.8-rc3.orig/arch/ppc/platforms/4xx/ebony.h branch_KGDB/arch/ppc/platforms/4xx/ebony.h

arch/ppc/platforms/4xx/ebony.h +2 -1
@@ -64,7 +64,8 @@
 #define UART0_IO_BASE	(u8 *) 0xE0000200
 #define UART1_IO_BASE	(u8 *) 0xE0000300
 
-#define BASE_BAUD	33000000/3/16
+/* external Epson SG-615P */
+#define BASE_BAUD	691200
 
 #define STD_UART_OP(num)					\
 	{ 0, BASE_BAUD, 0, UART##num##_INT,			\
#1 lore raw
Quoted 19 lines · Geoff Levand

ebony-uart-clock-04.08.05.patch:

This patch corrects the Ebony board's uart clock value to the rate of the external Epson SG-615P clock source. Now good to 115Kbps.

Signed-off-by Geoff Levand <[email protected]> for CELF

---

  ebony.h |    3 ++-
  1 files changed, 2 insertions(+), 1 deletion(-)

diff -X dontdiff -ruN
linux-2.6.8-rc3.orig/arch/ppc/platforms/4xx/ebony.h branch_KGDB/arch/ppc/platforms/4xx/ebony.h
--- linux-2.6.8-rc3.orig/arch/ppc/platforms/4xx/ebony.h 2004-07-17
21:59:03.000000000 -0700
+++ branch_KGDB/arch/ppc/platforms/4xx/ebony.h 2004-08-05
15:58:40.000000000 -0700

arch/ppc/platforms/4xx/ebony.h line 71

Quoted 9 lines
arch/ppc/platforms/4xx/ebony.h +2 -1
@@ -64,7 +64,8 @@
  #define UART0_IO_BASE	(u8 *) 0xE0000200
  #define UART1_IO_BASE	(u8 *) 0xE0000300
 
-#define BASE_BAUD	33000000/3/16
+/* external Epson SG-615P */
+#define BASE_BAUD	691200
 
  #define STD_UART_OP(num)					\
  	{ 0, BASE_BAUD, 0, UART##num##_INT,			\

Looks good for my Ebony board. Andrew, please apply.

-Matt