[U-Boot] [PATCH v1 1/1] ARM:SUNXI: Update DRAM clock for Olimex A20 boards

Stefan Mavrodiev stefan.mavrodiev at gmail.com
Tue Oct 11 10:44:31 CEST 2016


Originally dram clock was set to 480MHz, but this behaves
unstable. To improve stability the clock is reduced to 384MHz

Signed-off-by: Stefan Mavrodiev <stefan.mavrodiev at gmail.com>
---
 configs/A20-OLinuXino-Lime2_defconfig | 2 +-
 configs/A20-OLinuXino-Lime_defconfig  | 2 +-
 configs/A20-Olimex-SOM-EVB_defconfig  | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/configs/A20-OLinuXino-Lime2_defconfig b/configs/A20-OLinuXino-Lime2_defconfig
index 5688622..4751fe0 100644
--- a/configs/A20-OLinuXino-Lime2_defconfig
+++ b/configs/A20-OLinuXino-Lime2_defconfig
@@ -2,7 +2,7 @@ CONFIG_ARM=y
 CONFIG_ARCH_SUNXI=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_MACH_SUN7I=y
-CONFIG_DRAM_CLK=480
+CONFIG_DRAM_CLK=384
 CONFIG_MMC0_CD_PIN="PH1"
 CONFIG_USB0_VBUS_PIN="PC17"
 CONFIG_USB0_VBUS_DET="PH5"
diff --git a/configs/A20-OLinuXino-Lime_defconfig b/configs/A20-OLinuXino-Lime_defconfig
index c4f6e1a..024dc2d 100644
--- a/configs/A20-OLinuXino-Lime_defconfig
+++ b/configs/A20-OLinuXino-Lime_defconfig
@@ -2,7 +2,7 @@ CONFIG_ARM=y
 CONFIG_ARCH_SUNXI=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_MACH_SUN7I=y
-CONFIG_DRAM_CLK=480
+CONFIG_DRAM_CLK=384
 CONFIG_MMC0_CD_PIN="PH1"
 CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-olinuxino-lime"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
diff --git a/configs/A20-Olimex-SOM-EVB_defconfig b/configs/A20-Olimex-SOM-EVB_defconfig
index 7a14a7b..3f4e90d 100644
--- a/configs/A20-Olimex-SOM-EVB_defconfig
+++ b/configs/A20-Olimex-SOM-EVB_defconfig
@@ -2,7 +2,7 @@ CONFIG_ARM=y
 CONFIG_ARCH_SUNXI=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_MACH_SUN7I=y
-CONFIG_DRAM_CLK=480
+CONFIG_DRAM_CLK=384
 CONFIG_MMC0_CD_PIN="PH1"
 CONFIG_MMC3_CD_PIN="PH0"
 CONFIG_MMC3_PINS="PH"
-- 
2.9.3



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