[U-Boot] [PATCH v2 12/23] sunxi: provide default DRAM config for sun50i in Kconfig
Andre Przywara
andre.przywara at arm.com
Mon Dec 5 02:52:19 CET 2016
To avoid enumerating the very same DRAM values in defconfig files
for each and every Allwinner A64 board out there, let's put some sane
default values in the Kconfig file.
Boards with different needs can override them at any time.
Signed-off-by: Andre Przywara <andre.przywara at arm.com>
---
board/sunxi/Kconfig | 2 ++
configs/pine64_plus_defconfig | 2 --
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index ba72e76..d477925 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -159,6 +159,7 @@ config DRAM_CLK
default 792 if MACH_SUN9I
default 312 if MACH_SUN6I || MACH_SUN8I
default 360 if MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
+ default 672 if MACH_SUN50I
---help---
Set the dram clock speed, valid range 240 - 480 (prior to sun9i),
must be a multiple of 24. For the sun9i (A80), the tested values
@@ -178,6 +179,7 @@ config DRAM_ZQ
default 123 if MACH_SUN4I || MACH_SUN5I || MACH_SUN6I || MACH_SUN8I
default 127 if MACH_SUN7I
default 4145117 if MACH_SUN9I
+ default 3881915 if MACH_SUN50I
---help---
Set the dram zq value.
diff --git a/configs/pine64_plus_defconfig b/configs/pine64_plus_defconfig
index ea53b96..ebc24b8 100644
--- a/configs/pine64_plus_defconfig
+++ b/configs/pine64_plus_defconfig
@@ -2,8 +2,6 @@ CONFIG_ARM=y
CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
CONFIG_ARCH_SUNXI=y
CONFIG_MACH_SUN50I=y
-CONFIG_DRAM_CLK=672
-CONFIG_DRAM_ZQ=3881915
CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-pine64-plus"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
CONFIG_CONSOLE_MUX=y
--
2.8.2
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