diff options
author | Guennadi Liakhovetski <lg@denx.de> | 2008-05-08 08:09:27 (GMT) |
---|---|---|
committer | Wolfgang Denk <wd@denx.de> | 2008-05-09 22:21:43 (GMT) |
commit | 2ab02fd456d8ef92ae9f5439618d1fa7ca16e5f3 (patch) | |
tree | eaf7a41e3cec224bed0ef3b74ae6ddc0b83825b5 | |
parent | f3f31757464bd91af4de17de386cb763fa0b6ba0 (diff) | |
download | u-boot-2ab02fd456d8ef92ae9f5439618d1fa7ca16e5f3.tar.xz |
mx31ads: fix 32kHz clock handling
According to schematics and to RedBoot sources, the MX31ADS uses a 32768Hz
oscillator as a SKIL source. Fix previously wrongly assumed 32000Hz value.
Also fix a typo when verifying a jumper configuration. While at it, make
two needlessly global functions static.
Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
-rw-r--r-- | board/mx31ads/lowlevel_init.S | 2 | ||||
-rw-r--r-- | cpu/arm1136/mx31/generic.c | 4 | ||||
-rw-r--r-- | include/asm-arm/arch-mx31/mx31.h | 6 | ||||
-rw-r--r-- | include/configs/mx31ads.h | 4 |
4 files changed, 7 insertions, 9 deletions
diff --git a/board/mx31ads/lowlevel_init.S b/board/mx31ads/lowlevel_init.S index 099a7ca..e166058 100644 --- a/board/mx31ads/lowlevel_init.S +++ b/board/mx31ads/lowlevel_init.S @@ -220,7 +220,7 @@ lowlevel_init: mov r1, #CS4_BASE ldrh r1, [r1, #0x2] /* Is 27MHz switch set? */ - ands r1, r1, #0x16 + ands r1, r1, #0x10 /* 532-133-66.5 */ ldr r0, =CCM_BASE diff --git a/cpu/arm1136/mx31/generic.c b/cpu/arm1136/mx31/generic.c index 16b2cf1..29c08c1 100644 --- a/cpu/arm1136/mx31/generic.c +++ b/cpu/arm1136/mx31/generic.c @@ -39,7 +39,7 @@ static u32 mx31_decode_pll(u32 reg, u32 infreq) (mfd * pd)) << 10; } -u32 mx31_get_mpl_dpdgck_clk(void) +static u32 mx31_get_mpl_dpdgck_clk(void) { u32 infreq; @@ -51,7 +51,7 @@ u32 mx31_get_mpl_dpdgck_clk(void) return mx31_decode_pll(__REG(CCM_MPCTL), infreq); } -u32 mx31_get_mcu_main_clk(void) +static u32 mx31_get_mcu_main_clk(void) { /* For now we assume mpl_dpdgck_clk == mcu_main_clk * which should be correct for most boards diff --git a/include/asm-arm/arch-mx31/mx31.h b/include/asm-arm/arch-mx31/mx31.h index f89a401..0552c27 100644 --- a/include/asm-arm/arch-mx31/mx31.h +++ b/include/asm-arm/arch-mx31/mx31.h @@ -24,9 +24,7 @@ #ifndef __ASM_ARCH_MX31_H #define __ASM_ARCH_MX31_H -u32 mx31_get_mpl_dpdgck_clk(void); -u32 mx31_get_mcu_main_clk(void); -u32 mx31_get_ipg_clk(void); -void mx31_gpio_mux(unsigned long mode); +extern u32 mx31_get_ipg_clk(void); +extern void mx31_gpio_mux(unsigned long mode); #endif /* __ASM_ARCH_MX31_H */ diff --git a/include/configs/mx31ads.h b/include/configs/mx31ads.h index 7614b95..2ea48a6 100644 --- a/include/configs/mx31ads.h +++ b/include/configs/mx31ads.h @@ -28,7 +28,7 @@ #define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */ #define CONFIG_MX31 1 /* in a mx31 */ #define CONFIG_MX31_HCLK_FREQ 26000000 /* RedBoot says 26MHz */ -#define CONFIG_MX31_CLK32 32000 +#define CONFIG_MX31_CLK32 32768 #define CONFIG_DISPLAY_CPUINFO #define CONFIG_DISPLAY_BOARDINFO @@ -139,7 +139,7 @@ #define CFG_LOAD_ADDR CONFIG_LOADADDR -#define CFG_HZ 32000 +#define CFG_HZ CONFIG_MX31_CLK32 /* use 32kHz clock as source */ #define CONFIG_CMDLINE_EDITING 1 |