From ee703a5e8cfb6a98090c6f3ecb1dba4670101213 Mon Sep 17 00:00:00 2001
From: Samin Guo <samin.guo@starfivetech.com>
Date: Tue, 18 Jul 2023 15:37:59 +0800
Subject: dram: starfive: jh7110: Add ddr4 support

Add ddr4 tuning support (sync from devkits)

Signed-off-by: Samin Guo <samin.guo@starfivetech.com>
---
 drivers/ram/starfive/ddrphy_train.c | 390 +++++++++++++++++++++++++++++++++++-
 1 file changed, 387 insertions(+), 3 deletions(-)

(limited to 'drivers/ram/starfive/ddrphy_train.c')

diff --git a/drivers/ram/starfive/ddrphy_train.c b/drivers/ram/starfive/ddrphy_train.c
index 6383a42126..a28517dd07 100644
--- a/drivers/ram/starfive/ddrphy_train.c
+++ b/drivers/ram/starfive/ddrphy_train.c
@@ -8,7 +8,376 @@
 #include <common.h>
 #include <asm/io.h>
 
-static u32 ddr_train_data[] = {
+#include "starfive_ddr.h"
+
+static u32 ddr4_train_data[] = {
+	0xa00,
+	0x101,
+	0x640000,
+	0x1,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x1,
+	0x7,
+	0x10000,
+	0x10003,
+	0x1,
+	0x5,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x280d0000,
+	0x0,
+	0x1,
+	0x32000003,
+	0x0,
+	0x0,
+	0x60602,
+	0x1,
+	0x0,
+	0x0,
+	0x0,
+	0x55,
+	0xaa,
+	0xad,
+	0x52,
+	0x6a,
+	0x95,
+	0x95,
+	0xad,
+	0x1000000,
+	0x1000000,
+	0x0,
+	0x3030000,
+	0x14,
+	0x7d0,
+	0x300,
+	0x0,
+	0x0,
+	0x1000000,
+	0x10101,
+	0x0,
+	0x30000,
+	0x10100,
+	0x1703,
+	0x0,
+	0x0,
+	0x0,
+	0xa140a01,
+	0x204010a,
+	0x2080510,
+	0x40400,
+	0x101,
+	0x10100,
+	0x2040300,
+	0x34000000,
+	0x0,
+	0x0,
+	0x1000000,
+	0x0,
+	0x0,
+	0x0,
+	0x6,
+	0x100,
+	0x40000,
+	0x2000200,
+	0x1000100,
+	0x1000000,
+	0x2000200,
+	0x200,
+	0x0,
+	0x0,
+	0x0,
+	0xe000003,
+	0xc0d100f,
+	0xa09080b,
+	0x2010000,
+	0x80103,
+	0x10200,
+	0x0,
+	0x3000000,
+	0xd6,
+	0x216,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x30100,
+	0x1010001,
+	0x10200,
+	0x4000103,
+	0x1050001,
+	0x10600,
+	0x107,
+	0x0,
+	0x0,
+	0x10000,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x10000,
+	0x4,
+	0x0,
+	0x0,
+	0x0,
+	0xa000a0,
+	0x1a1a00a0,
+	0x1a,
+	0x35,
+	0x35,
+	0x40035,
+	0x4000400,
+	0xca04000b,
+	0x4000b20,
+	0xb20ca,
+	0x20ca04,
+	0x24b,
+	0x207b,
+	0x24b,
+	0x207b,
+	0x24b,
+	0x400207b,
+	0x1010404,
+	0x1801,
+	0x180018,
+	0x10e010e,
+	0x10e,
+	0x0,
+	0x5000000,
+	0x1010505,
+	0x1010101,
+	0x191919,
+	0x0,
+	0x0,
+	0x11000000,
+	0xc0c1111,
+	0x303030c,
+	0xc0034,
+	0xc0034,
+	0xc0034,
+	0x0,
+	0x0,
+	0xa,
+	0xa,
+	0x100000a,
+	0x0,
+	0x100,
+	0x1000000,
+	0x0,
+	0x1e1a1e1a,
+	0x1011e1a,
+	0x100b0801,
+	0x100b080f,
+	0x100b080f,
+	0xc00f,
+	0xc01000,
+	0xc01000,
+	0x191000,
+	0x19010b,
+	0x19010b,
+	0x101010b,
+	0x1f01,
+	0x1e1a0055,
+	0x7000001,
+	0x1f0c11,
+	0x1e1a0055,
+	0x7000001,
+	0x1f0c11,
+	0x1e1a0055,
+	0x7000001,
+	0xc11,
+	0xf0f0800,
+	0x100806,
+	0x2301071c,
+	0x8002000,
+	0x1d1d190b,
+	0x60f0f08,
+	0x1008,
+	0x2301071c,
+	0x8002000,
+	0x1d1d190b,
+	0x60f0f08,
+	0x1008,
+	0x2301071c,
+	0x8002000,
+	0x1d1d190b,
+	0x40f6,
+	0x2899c,
+	0x40f6,
+	0x2899c,
+	0x40f6,
+	0x2899c,
+	0x3000300,
+	0x3030300,
+	0x30003,
+	0x3000300,
+	0xb,
+	0x0,
+	0x0,
+	0x0,
+	0x256,
+	0xb,
+	0x0,
+	0x0,
+	0x0,
+	0x256,
+	0xb,
+	0x0,
+	0x0,
+	0x0,
+	0x2000256,
+	0x80,
+	0x20000,
+	0x80,
+	0x20000,
+	0x80,
+	0x0,
+	0x0,
+	0x2020202,
+	0x2040108,
+	0x8010402,
+	0x67676767,
+	0x67676767,
+	0x67676767,
+	0x67676767,
+	0x1010101,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x5500,
+	0x5a00,
+	0x55003c,
+	0x0,
+	0x3c00005a,
+	0x5500,
+	0x5a00,
+	0x55003c,
+	0x0,
+	0x3c00005a,
+	0x18171615,
+	0x14131211,
+	0x7060504,
+	0x3020100,
+	0x0,
+	0x0,
+	0x0,
+	0x1000000,
+	0x4020201,
+	0x80804,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+	0x634,
+	0x201,
+	0x10,
+	0x200,
+	0x0,
+	0x481,
+	0x800,
+	0x4d4d,
+
+};
+
+static u32 lpddr4_train_data[] = {
 	0xb00,
 	0x101,
 	0x640000,
@@ -377,9 +746,24 @@ static u32 ddr_train_data[] = {
 void ddr_phy_train(u32 *phyreg)
 {
 	u32 i, len;
+	u32 *data;
+
+	switch (starfive_ddr_type) {
+	case DDR_TYPE_DDR4:
+		len = sizeof(ddr4_train_data) / sizeof(u32);
+		data = ddr4_train_data;
+		break;
+	case DDR_TYPE_LPDDR4:
+		len = sizeof(lpddr4_train_data) / sizeof(u32);
+		data = lpddr4_train_data;
+		break;
+	case DDR_TYPE_LPDDR3:
+	case DDR_TYPE_DDR3:
+	default:
+		return;
+	}
 
-	len = sizeof(ddr_train_data) / sizeof(u32);
 	for (i = 0; i < len; i++)
-		out_le32(phyreg + i, ddr_train_data[i]);
+		out_le32(phyreg + i, data[i]);
 }
 
-- 
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