diff options
| author | Markus Klotzbücher <Markus Klotzbümk@pollux.(none)> | 2006-02-28 23:11:07 +0100 |
|---|---|---|
| committer | Markus Klotzbücher <mk@pollux.(none)> | 2006-02-28 23:11:07 +0100 |
| commit | e8cd00835ebcae4681e9a673bf33318687756eff (patch) | |
| tree | e57afefa5f3d1e5777c9ab54327772868a22c543 /cpu | |
| parent | 00c35bd2140f02111612771ca9c53dc8b58205eb (diff) | |
All subsystem clocks not immediately need are turned at reset.
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/pxa/start.S | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/cpu/pxa/start.S b/cpu/pxa/start.S index 994082691d..159447efe3 100644 --- a/cpu/pxa/start.S +++ b/cpu/pxa/start.S @@ -30,6 +30,7 @@ #include <config.h> #include <version.h> +#include <asm/arch/pxa-regs.h> .globl _start _start: b reset @@ -217,6 +218,15 @@ cpu_init_crit: mov r1, #0 mcr p6, 0, r1, c1, c0, 0 @ ICMR mcr p6, 0, r1, c7, c0, 0 @ ICMR2 + + /* turn off all clocks but the ones we will definitly require */ + ldr r1, =CKENA + ldr r2, =(CKENA_22_FFUART | CKENA_10_SRAM | CKENA_9_SMC | CKENA_8_DMC) + str r2, [r1] + ldr r1, =CKENB + ldr r2, =(CKENB_6_IRQ) + str r2, [r1] + #endif #ifndef CONFIG_CPU_MONAHANS |