X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Finclude%2Fasm%2Farch-sunxi%2Fdram_sun8i_h3.h;h=2770986b613f94e60ebbb8408614420a5f899f9e;hb=4f0e44e46615e3c827dcd1ec59677be1058d394c;hp=25d07d9863c92b103b6b7a6dd6ce75810de888d6;hpb=0b8404332ed08799ca0630e4cc868df039f206e3;p=u-boot

diff --git a/arch/arm/include/asm/arch-sunxi/dram_sun8i_h3.h b/arch/arm/include/asm/arch-sunxi/dram_sun8i_h3.h
index 25d07d9863..2770986b61 100644
--- a/arch/arm/include/asm/arch-sunxi/dram_sun8i_h3.h
+++ b/arch/arm/include/asm/arch-sunxi/dram_sun8i_h3.h
@@ -15,7 +15,8 @@
 
 struct sunxi_mctl_com_reg {
 	u32 cr;			/* 0x00 control register */
-	u8 res0[0x8];		/* 0x04 */
+	u32 cr_r1;		/* 0x04 rank 1 control register (R40 only) */
+	u8 res0[0x4];		/* 0x08 */
 	u32 tmr;		/* 0x0c (unused on H3) */
 	u32 mcr[16][2];		/* 0x10 */
 	u32 bwcr;		/* 0x90 bandwidth control register */
@@ -63,6 +64,17 @@ struct sunxi_mctl_com_reg {
 #define MCTL_CR_DUAL_RANK	(0x1 << 0)
 #define MCTL_CR_SINGLE_RANK	(0x0 << 0)
 
+/*
+ * CR_R1 is a register found in the R40's DRAM controller. It sets various
+ * parameters for rank 1. Bits [11:0] have the same meaning as the bits in
+ * MCTL_CR, but they apply to rank 1 only. This implies we can have
+ * different chips for rank 1 than rank 0.
+ *
+ * As address line A15 and CS1 chip select for rank 1 are muxed on the same
+ * pin, if single rank is used, A15 must be muxed in.
+ */
+#define MCTL_CR_R1_MUX_A15	(0x1 << 21)
+
 #define PROTECT_MAGIC		(0x94be6fa3)
 
 struct sunxi_mctl_ctl_reg {
@@ -72,7 +84,8 @@ struct sunxi_mctl_ctl_reg {
 	u32 clken;		/* 0x0c */
 	u32 pgsr[2];		/* 0x10 PHY general status registers */
 	u32 statr;		/* 0x18 */
-	u8 res1[0x14];		/* 0x1c */
+	u8 res1[0x10];		/* 0x1c */
+	u32 lp3mr11;		/* 0x2c */
 	u32 mr[4];		/* 0x30 mode registers */
 	u32 pllgcr;		/* 0x40 */
 	u32 ptr[5];		/* 0x44 PHY timing registers */
@@ -120,7 +133,8 @@ struct sunxi_mctl_ctl_reg {
 	struct {		/* 0x300 DATX8 modules*/
 		u32 mdlr;		/* 0x00 master delay line register */
 		u32 lcdlr[3];		/* 0x04 local calibrated delay line registers */
-		u32 bdlr[12];		/* 0x10 bit delay line registers */
+		u32 bdlr[11];		/* 0x10 bit delay line registers */
+		u32 sdlr;		/* 0x3c output enable bit delay registers */
 		u32 gtr;		/* 0x40 general timing register */
 		u32 gcr;		/* 0x44 general configuration register */
 		u32 gsr[3];		/* 0x48 general status registers */