sunxi: add Kconfig option for the maximum accessible DRAM

[oweals/u-boot.git] / arch / arm / mach-sunxi / Kconfig

diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
index 558363b52d23b235a6bdafcaea96612009fc3c95..6277abc3ccbecc78695fec1059412211d5c356f9 100644 (file)
--- a/arch/arm/mach-sunxi/Kconfig
+++ b/arch/arm/mach-sunxi/Kconfig
@@ -140,6 +140,12 @@ config MACH_SUNXI_H3_H5
        select SUNXI_GEN_SUN6I
        select SUPPORT_SPL
 
+# TODO: try out A80's 8GiB DRAM space
+config SUNXI_DRAM_MAX_SIZE
+       hex
+       default 0xC0000000 if MACH_SUN50I || MACH_SUN50I_H5 || MACH_SUN50I_H6
+       default 0x80000000
+
 choice
        prompt "Sunxi SoC Variant"
        optional
@@ -417,7 +423,6 @@ config DRAM_ZQ
 
 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
@@ -971,4 +976,14 @@ config SPL_SPI_SUNXI
          sunxi SPI Flash. It uses the same method as the boot ROM, so does
          not need any extra configuration.
 
+config PINE64_DT_SELECTION
+       bool "Enable Pine64 device tree selection code"
+       depends on MACH_SUN50I
+       help
+         The original Pine A64 and Pine A64+ are similar but different
+         boards and can be differed by the DRAM size. Pine A64 has
+         512MiB DRAM, and Pine A64+ has 1GiB or 2GiB. By selecting this
+         option, the device tree selection code specific to Pine64 which
+         utilizes the DRAM size will be enabled.
+
 endif