[U-Boot] [PATCH 3/7] ARMV7: OMAP3: Add 37xx ESx revision numbers.

Michael Jones michael.jones at matrix-vision.de
Fri Jul 15 11:09:42 CEST 2011


From: "Howard D. Gray" <howard.gray at matrix-vision.de>


Signed-off-by: Michael Jones <michael.jones at matrix-vision.de>
---
 arch/arm/cpu/armv7/omap3/sys_info.c     |   13 ++++++++++++-
 arch/arm/include/asm/arch-omap3/omap3.h |   10 ++++++++++
 2 files changed, 22 insertions(+), 1 deletions(-)

diff --git a/arch/arm/cpu/armv7/omap3/sys_info.c b/arch/arm/cpu/armv7/omap3/sys_info.c
index 549ac19..8f1e74a 100644
--- a/arch/arm/cpu/armv7/omap3/sys_info.c
+++ b/arch/arm/cpu/armv7/omap3/sys_info.c
@@ -43,6 +43,12 @@ static char *rev_s[CPU_3XX_MAX_REV] = {
 				"UNKNOWN",
 				"3.1.2"};
 
+/* this is the revision table for 37xx CPUs */
+static char *rev_s_37xx[CPU_37XX_MAX_REV] = {
+				"1.0",
+				"1.1",
+				"1.2"};
+
 /*****************************************************************
  * dieid_num_r(void) - read and set die ID
  *****************************************************************/
@@ -344,7 +350,12 @@ int print_cpuinfo (void)
 		sec_s = "?";
 	}
 
-	printf("%s%s-%s ES%s, CPU-OPP2, L3-165MHz, Max CPU Clock %s\n",
+	if (CPU_OMAP36XX == get_cpu_family())
+		printf("%s%s-%s ES%s, CPU-OPP2, L3-165MHz, Max CPU Clock %s\n",
+			cpu_family_s, cpu_s, sec_s,
+			rev_s_37xx[get_cpu_rev()], max_clk);
+	else
+		printf("%s%s-%s ES%s, CPU-OPP2, L3-165MHz, Max CPU Clock %s\n",
 			cpu_family_s, cpu_s, sec_s,
 			rev_s[get_cpu_rev()], max_clk);
 
diff --git a/arch/arm/include/asm/arch-omap3/omap3.h b/arch/arm/include/asm/arch-omap3/omap3.h
index cc2b541..63340af 100644
--- a/arch/arm/include/asm/arch-omap3/omap3.h
+++ b/arch/arm/include/asm/arch-omap3/omap3.h
@@ -193,6 +193,16 @@ struct gpio {
 #define CPU_3XX_ES312		7
 #define CPU_3XX_MAX_REV		8
 
+/*
+ * 37xx real hardware:
+ * ES1.0 onwards, the value maps to contents of IDCODE register [31:28].
+ */
+
+#define CPU_37XX_ES10		0
+#define CPU_37XX_ES11		1
+#define CPU_37XX_ES12		2
+#define CPU_37XX_MAX_REV	3
+
 #define CPU_3XX_ID_SHIFT	28
 
 #define WIDTH_8BIT		0x0000
-- 
1.7.5.4



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