From: Jernej Skrabec <jernej.skra...@gmail.com>
It seems that different dies need different PHY pin mapping. Select
alternatives based on "bond ID".
Signed-off-by: Jernej Skrabec <jernej.skra...@gmail.com>
Tested-by: Chris Morgan <macromor...@hotmail.com>
---
arch/arm/mach-sunxi/dram_sun50i_h616.c | 59 +++++++++++++++++++-------
1 file changed, 44 insertions(+), 15 deletions(-)
diff --git a/arch/arm/mach-sunxi/dram_sun50i_h616.c
b/arch/arm/mach-sunxi/dram_sun50i_h616.c
index 5be2887a06..dfaa270d96 100644
--- a/arch/arm/mach-sunxi/dram_sun50i_h616.c
+++ b/arch/arm/mach-sunxi/dram_sun50i_h616.c
@@ -225,22 +225,43 @@ static void mctl_set_addrmap(const struct dram_config
*config)
mctl_ctl->addrmap[8] = 0x3F3F;
}
-static const u8 phy_init[] = {
+static const u8 phy_addr_maps[2][27] = {
#ifdef CONFIG_SUNXI_DRAM_H616_DDR3_1333
- 0x07, 0x0b, 0x02, 0x16, 0x0d, 0x0e, 0x14, 0x19,
- 0x0a, 0x15, 0x03, 0x13, 0x04, 0x0c, 0x10, 0x06,
- 0x0f, 0x11, 0x1a, 0x01, 0x12, 0x17, 0x00, 0x08,
- 0x09, 0x05, 0x18
+ {
+ 0x07, 0x0b, 0x02, 0x16, 0x0d, 0x0e, 0x14, 0x19,
+ 0x0a, 0x15, 0x03, 0x13, 0x04, 0x0c, 0x10, 0x06,
+ 0x0f, 0x11, 0x1a, 0x01, 0x12, 0x17, 0x00, 0x08,
+ 0x09, 0x05, 0x18
+ }, {
+ 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, 0x06, 0x00, 0x05, 0x04, 0x03, 0x09, 0x02,
- 0x08, 0x01, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
- 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x07,
- 0x17, 0x19, 0x1a
+ {
+ 0x18, 0x06, 0x00, 0x05, 0x04, 0x03, 0x09, 0x02,
+ 0x08, 0x01, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x07,
+ 0x17, 0x19, 0x1a
+ }, {
+ 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)
- 0x02, 0x00, 0x17, 0x05, 0x04, 0x19, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
- 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x01,
- 0x18, 0x03, 0x1a
+ {
+ 0x02, 0x00, 0x17, 0x05, 0x04, 0x19, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x01,
+ 0x18, 0x03, 0x1a
+ }, {
+ 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
};
@@ -887,6 +908,7 @@ static bool mctl_phy_init(const struct dram_para *para,
struct sunxi_mctl_ctl_reg * const mctl_ctl =
(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
u32 val, val2, *ptr, mr0, mr2;
+ const u8 *map;
int i;
if (para->type == SUNXI_DRAM_TYPE_LPDDR4)
@@ -942,8 +964,15 @@ static bool mctl_phy_init(const struct dram_para *para,
writel(val2, SUNXI_DRAM_PHY0_BASE + 0x37c);
ptr = (u32 *)(SUNXI_DRAM_PHY0_BASE + 0xc0);
- for (i = 0; i < ARRAY_SIZE(phy_init); i++)
- writel(phy_init[i], &ptr[i]);
+ val = readl(SUNXI_SID_BASE);
+ if (((val & 0xfbff) == 0x5000) ||
+ ((val & 0xfeff) == 0x5c00) ||
+ ((val & 0xf7ff) == 0x2000))
+ map = phy_addr_maps[0];
+ else
+ map = phy_addr_maps[1];
+ for (i = 0; i < ARRAY_SIZE(phy_addr_maps[0]); i++)
+ writel(map[i], &ptr[i]);
if (para->tpr10 & TPR10_CA_BIT_DELAY)
mctl_phy_ca_bit_delay_compensation(para, config);
--
2.34.1
