These values were taken from the Banana Pi M2 Ultra fex file found in the released vendor BSP. This is the only publicly available R40 device at the time of this writing.
Signed-off-by: Chen-Yu Tsai wens@csie.org --- board/sunxi/Kconfig | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig index e89ddf626289..9854ef0a599e 100644 --- a/board/sunxi/Kconfig +++ b/board/sunxi/Kconfig @@ -197,6 +197,7 @@ config DRAM_TYPE config DRAM_CLK int "sunxi dram clock speed" default 792 if MACH_SUN9I + default 648 if MACH_SUN8I_R40 default 312 if MACH_SUN6I || MACH_SUN8I default 360 if MACH_SUN4I || MACH_SUN5I || MACH_SUN7I default 672 if MACH_SUN50I @@ -218,6 +219,7 @@ config DRAM_ZQ int "sunxi dram zq value" default 123 if MACH_SUN4I || MACH_SUN5I || MACH_SUN6I || MACH_SUN8I default 127 if MACH_SUN7I + default 3881979 if MACH_SUN8I_R40 default 4145117 if MACH_SUN9I default 3881915 if MACH_SUN50I ---help--- @@ -227,6 +229,7 @@ config DRAM_ODT_EN bool "sunxi dram odt enable" default n if !MACH_SUN8I_A23 default y if MACH_SUN8I_A23 + default y if MACH_SUN8I_R40 default y if MACH_SUN50I ---help--- Select this to enable dram odt (on die termination).