[U-Boot] [PATCH] ARM: DRA72x: Add support for detection of DRA71x SR 2.1

[Vishal Mahaveer]

DRA71x processors are reduced pin and software compatible
derivative of DRA72 processors. Add support for detection
of SR2.1 version of DRA71x family of processors.

Signed-off-by: Vishal Mahaveer <vishalm at ti.com>
---
 arch/arm/include/asm/arch-omap5/omap.h | 1 +
 arch/arm/include/asm/omap_common.h     | 1 +
 arch/arm/mach-omap2/omap5/hw_data.c    | 2 ++
 arch/arm/mach-omap2/omap5/hwinit.c     | 3 +++
 arch/arm/mach-omap2/omap5/sdram.c      | 2 ++
 board/ti/dra7xx/evm.c                  | 3 +++
 6 files changed, 12 insertions(+)

diff --git a/arch/arm/include/asm/arch-omap5/omap.h b/arch/arm/include/asm/arch-omap5/omap.h
index b047f0d..6705544 100644
--- a/arch/arm/include/asm/arch-omap5/omap.h
+++ b/arch/arm/include/asm/arch-omap5/omap.h
@@ -63,6 +63,7 @@
 #define DRA752_CONTROL_ID_CODE_ES2_0		0x2B99002F
 #define DRA722_CONTROL_ID_CODE_ES1_0		0x0B9BC02F
 #define DRA722_CONTROL_ID_CODE_ES2_0		0x1B9BC02F
+#define DRA722_CONTROL_ID_CODE_ES2_1		0x2B9BC02F
 
 /* UART */
 #define UART1_BASE		(OMAP54XX_L4_PER_BASE + 0x6a000)
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index ef5c481..46ee9c2 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -766,6 +766,7 @@ static inline u8 is_dra72x(void)
 #define DRA752_ES2_0	0x07520200
 #define DRA722_ES1_0	0x07220100
 #define DRA722_ES2_0	0x07220200
+#define DRA722_ES2_1	0x07220210
 
 /*
  * silicon device type
diff --git a/arch/arm/mach-omap2/omap5/hw_data.c b/arch/arm/mach-omap2/omap5/hw_data.c
index 4ad6b53..06a9fd2 100644
--- a/arch/arm/mach-omap2/omap5/hw_data.c
+++ b/arch/arm/mach-omap2/omap5/hw_data.c
@@ -719,6 +719,7 @@ void __weak hw_data_init(void)
 
 	case DRA722_ES1_0:
 	case DRA722_ES2_0:
+	case DRA722_ES2_1:
 	*prcm = &dra7xx_prcm;
 	*dplls_data = &dra72x_dplls;
 	*ctrl = &dra7xx_ctrl;
@@ -753,6 +754,7 @@ void get_ioregs(const struct ctrl_ioregs **regs)
 		*regs = &ioregs_dra72x_es1;
 		break;
 	case DRA722_ES2_0:
+	case DRA722_ES2_1:
 		*regs = &ioregs_dra72x_es2;
 		break;
 
diff --git a/arch/arm/mach-omap2/omap5/hwinit.c b/arch/arm/mach-omap2/omap5/hwinit.c
index afe59e0..d53900f 100644
--- a/arch/arm/mach-omap2/omap5/hwinit.c
+++ b/arch/arm/mach-omap2/omap5/hwinit.c
@@ -377,6 +377,9 @@ void init_omap_revision(void)
 	case DRA722_CONTROL_ID_CODE_ES2_0:
 		*omap_si_rev = DRA722_ES2_0;
 		break;
+	case DRA722_CONTROL_ID_CODE_ES2_1:
+		*omap_si_rev = DRA722_ES2_1;
+		break;
 	default:
 		*omap_si_rev = OMAP5430_SILICON_ID_INVALID;
 	}
diff --git a/arch/arm/mach-omap2/omap5/sdram.c b/arch/arm/mach-omap2/omap5/sdram.c
index 7712923..684b5bc 100644
--- a/arch/arm/mach-omap2/omap5/sdram.c
+++ b/arch/arm/mach-omap2/omap5/sdram.c
@@ -481,6 +481,7 @@ void __weak emif_get_ext_phy_ctrl_const_regs(u32 emif_nr,
 		*size = ARRAY_SIZE(dra_ddr3_ext_phy_ctrl_const_base_666MHz);
 		break;
 	case DRA722_ES2_0:
+	case DRA722_ES2_1:
 		*regs = dra_ddr3_ext_phy_ctrl_const_base_666MHz_es2;
 		*size = ARRAY_SIZE(dra_ddr3_ext_phy_ctrl_const_base_666MHz_es2);
 		break;
@@ -714,6 +715,7 @@ const struct read_write_regs *get_bug_regs(u32 *iterations)
 	case DRA752_ES2_0:
 	case DRA722_ES1_0:
 	case DRA722_ES2_0:
+	case DRA722_ES2_1:
 		bug_00339_regs_ptr = dra_bug_00339_regs;
 		*iterations = sizeof(dra_bug_00339_regs)/
 			     sizeof(dra_bug_00339_regs[0]);
diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c
index 93d3d0b..58feb15 100644
--- a/board/ti/dra7xx/evm.c
+++ b/board/ti/dra7xx/evm.c
@@ -236,6 +236,7 @@ void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
 		break;
 	case DRA722_ES1_0:
 	case DRA722_ES2_0:
+	case DRA722_ES2_1:
 		if (ram_size < CONFIG_MAX_MEM_MAPPED)
 			*regs = &emif_1_regs_ddr3_666_mhz_1cs_dra_es1;
 		else
@@ -299,6 +300,7 @@ void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
 		break;
 	case DRA722_ES1_0:
 	case DRA722_ES2_0:
+	case DRA722_ES2_1:
 	default:
 		if (ram_size < CONFIG_MAX_MEM_MAPPED)
 			*dmm_lisa_regs = &lisa_map_2G_x_2;
@@ -643,6 +645,7 @@ void recalibrate_iodelay(void)
 	switch (omap_revision()) {
 	case DRA722_ES1_0:
 	case DRA722_ES2_0:
+	case DRA722_ES2_1:
 		pads = dra72x_core_padconf_array_common;
 		npads = ARRAY_SIZE(dra72x_core_padconf_array_common);
 		if (board_is_dra71x_evm()) {
-- 
1.9.1