From 9fcf3d3a1d9c28619c7a8a1c5b4bad80216744a8 Mon Sep 17 00:00:00 2001
From: Lokesh Vutla <lokeshvutla@ti.com>
Date: Thu, 15 May 2014 11:08:41 +0530
Subject: [PATCH] ARM: DRA72x: Update EMIF data

DRA72 has 1GB connected to EMIF1 only. Updating the details.
And also enable WA for BUG0039 only if corresponding EMIF is present.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Acked-by: Tom Rini <trini@ti.com>
---
 arch/arm/cpu/armv7/omap-common/emif-common.c |  6 ++++--
 arch/arm/cpu/armv7/omap5/hw_data.c           |  1 +
 arch/arm/cpu/armv7/omap5/sdram.c             | 19 ++++++++++++++++++-
 3 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c
index 429c4becf3..71c0cc8f2e 100644
--- a/arch/arm/cpu/armv7/omap-common/emif-common.c
+++ b/arch/arm/cpu/armv7/omap-common/emif-common.c
@@ -1384,8 +1384,10 @@ void sdram_init(void)
 
 	if (sdram_type == EMIF_SDRAM_TYPE_DDR3 &&
 	    (!in_sdram && !warm_reset())) {
-		do_bug0039_workaround(EMIF1_BASE);
-		do_bug0039_workaround(EMIF2_BASE);
+		if (emif1_enabled)
+			do_bug0039_workaround(EMIF1_BASE);
+		if (emif2_enabled)
+			do_bug0039_workaround(EMIF2_BASE);
 	}
 
 	debug("<<sdram_init()\n");
diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c
index 1a6798d8b9..4baca11d7a 100644
--- a/arch/arm/cpu/armv7/omap5/hw_data.c
+++ b/arch/arm/cpu/armv7/omap5/hw_data.c
@@ -619,6 +619,7 @@ void get_ioregs(const struct ctrl_ioregs **regs)
 		break;
 	case DRA752_ES1_0:
 	case DRA752_ES1_1:
+	case DRA722_ES1_0:
 		*regs = &ioregs_dra7xx_es1;
 		break;
 
diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c
index 16a91f911a..e2ebab8262 100644
--- a/arch/arm/cpu/armv7/omap5/sdram.c
+++ b/arch/arm/cpu/armv7/omap5/sdram.c
@@ -229,6 +229,17 @@ const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2 = {
 	.is_ma_present	= 0x1
 };
 
+/*
+ * DRA722 EVM EMIF1 CONFIGURATION
+ */
+const struct dmm_lisa_map_regs lisa_map_2G_x_2 = {
+	.dmm_lisa_map_0 = 0x0,
+	.dmm_lisa_map_1 = 0x0,
+	.dmm_lisa_map_2 = 0x80600100,
+	.dmm_lisa_map_3 = 0xFF020100,
+	.is_ma_present	= 0x1
+};
+
 static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
 {
 	switch (omap_revision()) {
@@ -255,6 +266,7 @@ static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
 			break;
 		}
 		break;
+	case DRA722_ES1_0:
 	default:
 		*regs = &emif_1_regs_ddr3_532_mhz_1cs_dra_es1;
 	}
@@ -275,8 +287,11 @@ static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs
 		break;
 	case DRA752_ES1_0:
 	case DRA752_ES1_1:
-	default:
 		*dmm_lisa_regs = &lisa_map_2G_x_2_x_2_2G_x_1_x_2;
+		break;
+	case DRA722_ES1_0:
+	default:
+		*dmm_lisa_regs = &lisa_map_2G_x_2;
 	}
 
 }
@@ -463,6 +478,7 @@ static void emif_get_ext_phy_ctrl_const_regs(u32 emif_nr,
 		break;
 	case DRA752_ES1_0:
 	case DRA752_ES1_1:
+	case DRA722_ES1_0:
 		if (emif_nr == 1) {
 			*regs = dra_ddr3_ext_phy_ctrl_const_base_es1_emif1;
 			*size =
@@ -630,6 +646,7 @@ const struct read_write_regs *get_bug_regs(u32 *iterations)
 		break;
 	case DRA752_ES1_0:
 	case DRA752_ES1_1:
+	case DRA722_ES1_0:
 		bug_00339_regs_ptr = dra_bug_00339_regs;
 		*iterations = sizeof(dra_bug_00339_regs)/
 			     sizeof(dra_bug_00339_regs[0]);
-- 
2.39.2