From: Lukasz Dalek <luk0104@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 3/6] pxa: Add some stuff to examine cpu model and rev
Date: Sun, 23 Sep 2012 16:35:33 +0200 [thread overview]
Message-ID: <1348410936-335-4-git-send-email-luk0104@gmail.com> (raw)
In-Reply-To: <1348410936-335-1-git-send-email-luk0104@gmail.com>
Add function which return CPU model and revision which can be used for
cpu detection.
Signed-off-by: Lukasz Dalek <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:[~2012-09-23 14:35 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-23 14:35 [U-Boot] [PATCH v2 0/6] Add h2200 support and pxa25x ethernet gadget Lukasz Dalek
2012-09-23 14:35 ` [U-Boot] [PATCH v2 1/6] h2200: Add support for iPAQ h2200 palmtop Lukasz Dalek
2012-09-23 15:43 ` Marek Vasut
2012-09-23 19:11 ` Łukasz Dałek
2012-09-23 19:31 ` Marek Vasut
2012-09-23 19:39 ` Łukasz Dałek
2012-09-23 20:05 ` Marek Vasut
2012-09-23 20:24 ` Łukasz Dałek
2012-09-23 20:52 ` Marek Vasut
2012-09-23 21:00 ` Łukasz Dałek
2012-09-23 21:04 ` Marek Vasut
2012-09-23 21:11 ` Łukasz Dałek
2012-09-23 21:31 ` Marek Vasut
2012-09-23 21:43 ` Łukasz Dałek
2012-09-23 23:05 ` Marek Vasut
2012-09-23 23:16 ` Łukasz Dałek
2012-09-23 23:25 ` Marek Vasut
2012-09-23 23:39 ` Łukasz Dałek
2012-09-24 1:23 ` Marek Vasut
2012-09-23 14:35 ` [U-Boot] [PATCH v2 2/6] pxa25x: Add support for USB ethernet gadget Lukasz Dalek
2012-09-23 15:44 ` Marek Vasut
2012-09-23 18:16 ` Łukasz Dałek
2012-09-23 18:24 ` Marek Vasut
2012-09-23 18:50 ` Łukasz Dałek
2012-09-23 19:32 ` Marek Vasut
2012-09-23 19:44 ` Łukasz Dałek
2012-09-23 20:05 ` Marek Vasut
2012-09-23 14:35 ` Lukasz Dalek [this message]
2012-09-23 14:35 ` [U-Boot] [PATCH v2 4/6] usbether: Fixed bug when using with PXA25X chips Lukasz Dalek
2012-09-23 14:35 ` [U-Boot] [PATCH v2 5/6] usbether: Define CONFIG_USB_ETH_{CDC, SUBSET} Lukasz Dalek
2012-09-23 14:35 ` [U-Boot] [PATCH v2 6/6] usbether: Removed DEV_CONFIG_{CDC,SUBSET} Lukasz Dalek
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1348410936-335-4-git-send-email-luk0104@gmail.com \
--to=luk0104@gmail.com \
--cc=u-boot@lists.denx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox