[U-Boot] [PATCH v3 01/15] Exynos: Use 900MHz ARM frequency in SPL for peach_pit
Simon Glass
sjg at chromium.org
Tue Sep 23 20:59:23 CEST 2014
The device seems to hang in SPL if the full speed is used when booting from
USB, perhaps because the PMIC has not been set to the maximum ARM core
voltage yet. Slow it down to a reliable speed.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
Changes in v3: None
Changes in v2:
- Add new patch to use 900MHz ARM frequeny in SPL for peach_pit
arch/arm/dts/exynos5420-peach-pit.dts | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/dts/exynos5420-peach-pit.dts b/arch/arm/dts/exynos5420-peach-pit.dts
index 3ed70a8..207782e 100644
--- a/arch/arm/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/dts/exynos5420-peach-pit.dts
@@ -32,7 +32,7 @@
mem-manuf = "samsung";
mem-type = "ddr3";
clock-frequency = <800000000>;
- arm-frequency = <1700000000>;
+ arm-frequency = <900000000>;
};
tmu at 10060000 {
--
2.1.0.rc2.206.gedb03e5
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