From: Chris Morgan macromorgan@hotmail.com
It seems that different dies need different PHY pin mapping. Select alternatives at compile time.
Signed-off-by: Jernej Skrabec jernej.skrabec@gmail.com [adapted to switch from runtime to compile time config] Signed-off-by: Chris Morgan macromorgan@hotmail.com --- arch/arm/mach-sunxi/Kconfig | 17 +++++++++++++++++ arch/arm/mach-sunxi/dram_sun50i_h616.c | 22 +++++++++++++++++++++- 2 files changed, 38 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig index 17666814c5..078f8c19fa 100644 --- a/arch/arm/mach-sunxi/Kconfig +++ b/arch/arm/mach-sunxi/Kconfig @@ -108,6 +108,23 @@ config DRAM_SUN50I_H616_TPR12 default 0x0 help TPR12 value from vendor DRAM settings. + +choice + prompt "H616 PHY pin mapping selection" + default DRAM_SUN50I_H616_PHY_ADDR_MAP_0 + +config DRAM_SUN50I_H616_PHY_ADDR_MAP_0 + bool "H313/H616/H618" + help + The pin mapping selection used by the H313, H616, H618, and + possibly other dies which use the H616 DRAM controller. + +config DRAM_SUN50I_H616_PHY_ADDR_MAP_1 + bool "H700" + help + The pin mapping selection used by the H700 and possibly other + dies which use the H616 DRAM controller. +endchoice endif
config SUN6I_PRCM diff --git a/arch/arm/mach-sunxi/dram_sun50i_h616.c b/arch/arm/mach-sunxi/dram_sun50i_h616.c index 5be2887a06..52f7799173 100644 --- a/arch/arm/mach-sunxi/dram_sun50i_h616.c +++ b/arch/arm/mach-sunxi/dram_sun50i_h616.c @@ -225,6 +225,26 @@ static void mctl_set_addrmap(const struct dram_config *config) mctl_ctl->addrmap[8] = 0x3F3F; }
+#ifdef CONFIG_DRAM_SUN50I_H616_PHY_ADDR_MAP_1 +static const u8 phy_init[] = { +#ifdef CONFIG_SUNXI_DRAM_H616_DDR3_1333 + 0x08, 0x02, 0x12, 0x05, 0x15, 0x17, 0x18, 0x0b, + 0x14, 0x07, 0x04, 0x13, 0x0c, 0x00, 0x16, 0x1a, + 0x0a, 0x11, 0x03, 0x10, 0x0e, 0x01, 0x0d, 0x19, + 0x06, 0x09, 0x0f +#elif defined(CONFIG_SUNXI_DRAM_H616_LPDDR3) + 0x18, 0x00, 0x04, 0x09, 0x06, 0x05, 0x02, 0x19, + 0x17, 0x03, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, + 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x07, + 0x08, 0x01, 0x1a +#elif defined(CONFIG_SUNXI_DRAM_H616_LPDDR4) + 0x03, 0x00, 0x17, 0x05, 0x02, 0x19, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, + 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x01, + 0x18, 0x04, 0x1a +#endif +}; +#else /* CONFIG_DRAM_SUN50I_H616_PHY_ADDR_MAP_0 */ static const u8 phy_init[] = { #ifdef CONFIG_SUNXI_DRAM_H616_DDR3_1333 0x07, 0x0b, 0x02, 0x16, 0x0d, 0x0e, 0x14, 0x19, @@ -243,7 +263,7 @@ static const u8 phy_init[] = { 0x18, 0x03, 0x1a #endif }; - +#endif /* CONFIG_DRAM_SUN50I_H616_PHY_ADDR_MAP_0 */ #define MASK_BYTE(reg, nr) (((reg) >> ((nr) * 8)) & 0x1f) static void mctl_phy_configure_odt(const struct dram_para *para) {