[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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