sunxi: provide default DRAM config for sun50i in Kconfig

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@arm.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>

diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index f02057386558aa90e2facb551cc0929d5a6795ac..c2eb85e36583864bbe335ea3873b8f9a58093bdc 100644 (file)
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -168,6 +168,7 @@ 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
@@ -187,6 +188,7 @@ 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 ea53b96f3c90f1fe16031c0f35d0f316a8467a73..ebc24b8155017cb9c24c0d2cfa116127ce758e98 100644 (file)
--- 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