From: "Łukasz Dałek" <luk0104@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 1/2] pxa: Add some stuff to examine cpu model and rev
Date: Tue, 21 Aug 2012 16:09:30 +0200 [thread overview]
Message-ID: <1345558171-26874-2-git-send-email-luk0104@gmail.com> (raw)
In-Reply-To: <1345558171-26874-1-git-send-email-luk0104@gmail.com>
Signed-off-by: ?ukasz Da?ek <luk0104@gmail.com>
---
arch/arm/cpu/pxa/cpuinfo.c | 11 +++++++++--
arch/arm/include/asm/arch-pxa/pxa.h | 13 +++++++++++++
2 files changed, 22 insertions(+), 2 deletions(-)
diff --git a/arch/arm/cpu/pxa/cpuinfo.c b/arch/arm/cpu/pxa/cpuinfo.c
index f1cdd40..bab6340 100644
--- a/arch/arm/cpu/pxa/cpuinfo.c
+++ b/arch/arm/cpu/pxa/cpuinfo.c
@@ -24,9 +24,11 @@
#include <errno.h>
#include <linux/compiler.h>
-#define CPU_MASK_PXA_REVID 0x00f
+#define CPU_MASK_PXA_PRODID 0x000003f0
+#define CPU_MASK_PXA_REVID 0x0000000f
+
+#define CPU_MASK_PRODREV (CPU_MASK_PXA_PRODID | CPU_MASK_PXA_REVID)
-#define CPU_MASK_PXA_PRODID 0x3f0
#define CPU_VALUE_PXA25X 0x100
#define CPU_VALUE_PXA27X 0x110
@@ -51,6 +53,11 @@ int cpu_is_pxa27x(void)
return id == CPU_VALUE_PXA27X;
}
+uint32_t pxa_get_cpu_revision(void)
+{
+ return pxa_get_cpuid() & CPU_MASK_PRODREV;
+}
+
#ifdef CONFIG_DISPLAY_CPUINFO
static const char *pxa25x_get_revision(void)
{
diff --git a/arch/arm/include/asm/arch-pxa/pxa.h b/arch/arm/include/asm/arch-pxa/pxa.h
index 49c6552..b67d8f2 100644
--- a/arch/arm/include/asm/arch-pxa/pxa.h
+++ b/arch/arm/include/asm/arch-pxa/pxa.h
@@ -22,8 +22,21 @@
#ifndef __PXA_H__
#define __PXA_H__
+#define PXA255_A0 0x00000106
+#define PXA250_C0 0x00000105
+#define PXA250_B2 0x00000104
+#define PXA250_B1 0x00000103
+#define PXA250_B0 0x00000102
+#define PXA250_A1 0x00000101
+#define PXA250_A0 0x00000100
+#define PXA210_C0 0x00000125
+#define PXA210_B2 0x00000124
+#define PXA210_B1 0x00000123
+#define PXA210_B0 0x00000122
+
int cpu_is_pxa25x(void);
int cpu_is_pxa27x(void);
+uint32_t pxa_get_cpu_revision(void);
void pxa2xx_dram_init(void);
#endif /* __PXA_H__ */
--
1.7.8.6
next prev parent reply other threads:[~2012-08-21 14:09 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-21 14:09 [U-Boot] [PATCH 0/2] PXA25x: USB ethernet driver Łukasz Dałek
2012-08-21 14:09 ` Łukasz Dałek [this message]
2012-08-21 20:55 ` [U-Boot] [PATCH 1/2] pxa: Add some stuff to examine cpu model and rev Marek Vasut
2012-08-21 14:09 ` [U-Boot] [PATCH 2/2] pxa25x: Add USB ethernet gadget Łukasz Dałek
2012-08-22 18:18 ` Marek Vasut
2012-08-21 15:21 ` [U-Boot] [PATCH 0/2] PXA25x: USB ethernet driver Marek Vasut
2012-08-30 19:09 ` Marek Vasut
2012-08-30 22:02 ` Łukasz Dałek
2012-08-30 22:04 ` Marek Vasut
2012-08-30 22:11 ` Łukasz Dałek
2012-08-31 1:00 ` Marek Vasut
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