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[U-Boot,2/7] OMAP5: ADD chip detection for OMAP5432 SOC

Message ID 1337681007-22709-3-git-send-email-lokeshvutla@ti.com
State Accepted
Commit 0a0bf7b217660589b846bd5d6fcebc1deef20971
Delegated to: Tom Rini
Headers show

Commit Message

Lokesh Vutla May 22, 2012, 10:03 a.m. UTC 
This patch adds chip detection for OMAP5432

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
---
 arch/arm/cpu/armv7/omap5/hwinit.c      |   10 +++++++++-
 arch/arm/include/asm/arch-omap5/omap.h |    3 ++-
 arch/arm/include/asm/omap_common.h     |    1 +
 3 files changed, 12 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/arm/cpu/armv7/omap5/hwinit.c b/arch/arm/cpu/armv7/omap5/hwinit.c
index d01cc81..e2f76a1 100644
--- a/arch/arm/cpu/armv7/omap5/hwinit.c
+++ b/arch/arm/cpu/armv7/omap5/hwinit.c
@@ -154,7 +154,15 @@  void init_omap_revision(void)
 
 	switch (rev) {
 	case MIDR_CORTEX_A15_R0P0:
-		*omap_si_rev = OMAP5430_ES1_0;
+		switch (readl(CONTROL_ID_CODE)) {
+		case OMAP5430_CONTROL_ID_CODE_ES1_0:
+			*omap_si_rev = OMAP5430_ES1_0;
+			break;
+		case OMAP5432_CONTROL_ID_CODE_ES1_0:
+		default:
+			*omap_si_rev = OMAP5432_ES1_0;
+			break;
+		}
 		break;
 	default:
 		*omap_si_rev = OMAP5430_SILICON_ID_INVALID;
diff --git a/arch/arm/include/asm/arch-omap5/omap.h b/arch/arm/include/asm/arch-omap5/omap.h
index 70a38be..0a4c8ec 100644
--- a/arch/arm/include/asm/arch-omap5/omap.h
+++ b/arch/arm/include/asm/arch-omap5/omap.h
@@ -56,7 +56,8 @@ 
 #define CONTROL_ID_CODE		(CTRL_BASE + 0x204)
 
 /* To be verified */
-#define OMAP5_CONTROL_ID_CODE_ES1_0	0x0B94202F
+#define OMAP5430_CONTROL_ID_CODE_ES1_0		0x0B94202F
+#define OMAP5432_CONTROL_ID_CODE_ES1_0		0x0B99802F
 
 /* STD_FUSE_PROD_ID_1 */
 #define STD_FUSE_PROD_ID_1		(CTRL_BASE + 0x218)
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index 459b6b1..4e95eee 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -136,4 +136,5 @@  static inline u32 omap_revision(void)
 /* omap5 */
 #define OMAP5430_SILICON_ID_INVALID	0
 #define OMAP5430_ES1_0	0x54300100
+#define OMAP5432_ES1_0	0x54320100
 #endif /* _OMAP_COMMON_H_ */