From edd6cf20e1be63f84e0f5af0280473cf31f0e86c Mon Sep 17 00:00:00 2001 From: Marian Balakowicz Date: Thu, 6 Jul 2006 21:17:24 +0200 Subject: [PATCH] Fix timer problems on AMCC yucca board. Set Timer Clock Select to use CPU clock as a timer input source. --- CHANGELOG | 3 +++ cpu/ppc4xx/start.S | 8 +++----- include/configs/yucca.h | 2 +- 3 files changed, 7 insertions(+), 6 deletions(-) diff --git a/CHANGELOG b/CHANGELOG index 3ec7c2e788..de02125bd6 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,9 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Fix timer problems on AMCC yucca board. + Set Timer Clock Select to use CPU clock as a timer input source. + * Bring yucca config more in line with other AMCC boards. * Add AMCC bamboo board to MAKEALL build script. diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S index 17d3aa32ed..0a6f81de44 100644 --- a/cpu/ppc4xx/start.S +++ b/cpu/ppc4xx/start.S @@ -158,7 +158,7 @@ _start_440: /*----------------------------------------------------------------+ | Core bug fix. Clear the esr +-----------------------------------------------------------------*/ - addi r0,r0,0x0000 + li r0,0 mtspr esr,r0 /*----------------------------------------------------------------*/ /* Clear and set up some registers. */ @@ -217,17 +217,15 @@ _start_440: | g. FCOM: Normal operation | h. MMUPEI: Record even parity. Normal operation. | i. FFF: Flush only as much data as necessary. - | j. TCS: Timebase increments from externally supplied clock + | j. TCS: Timebase increments from CPU clock. +-----------------------------------------------------------------*/ - addis r0, r0, 0x0000 - ori r0, r0, 0x0080 + li r0,0 mtspr ccr1, r0 /*----------------------------------------------------------------+ | Reset the timebase. | The previous write to CCR1 sets the timebase source. +-----------------------------------------------------------------*/ - addi r0, r0, 0x0000 mtspr tbl, r0 mtspr tbu, r0 #endif diff --git a/include/configs/yucca.h b/include/configs/yucca.h index ee5a44838a..0e58e7e102 100644 --- a/include/configs/yucca.h +++ b/include/configs/yucca.h @@ -243,7 +243,7 @@ #define CFG_LOAD_ADDR 0x100000 /* default load address */ #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ -#define CFG_HZ 1 /* decrementer freq: 1 ms ticks */ +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ /*----------------------------------------------------------------------- * FLASH related -- 2.25.1