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authorEric Bénard <eric@eukrea.com>2010-10-08 16:00:10 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2010-10-11 15:28:32 +0200
commit67520f3a896acb1635894fd25626f7fa7c91e61c (patch)
treeadf892987b6ae02cf42fa469a106d102b53d9e2d /arch/arm/plat-mxc
parentfdb03870a9714ba2695daa0c2b3e6b6be4318e9d (diff)
ARM: mx35: Add mx35_revision function to query the silicon revision
Based on work done earlier by Sascha Hauer Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Eric Bénard <eric@eukrea.com> [ukl: actually squash the two approaches together] Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/plat-mxc')
-rw-r--r--arch/arm/plat-mxc/include/mach/mx35.h18
-rw-r--r--arch/arm/plat-mxc/include/mach/mx3x.h10
2 files changed, 13 insertions, 15 deletions
diff --git a/arch/arm/plat-mxc/include/mach/mx35.h b/arch/arm/plat-mxc/include/mach/mx35.h
index 5a1c621aeba..cb071b7b17e 100644
--- a/arch/arm/plat-mxc/include/mach/mx35.h
+++ b/arch/arm/plat-mxc/include/mach/mx35.h
@@ -1,5 +1,6 @@
#ifndef __MACH_MX35_H__
#define __MACH_MX35_H__
+
/*
* IRAM
*/
@@ -66,6 +67,8 @@
#define MX35_CAN1_BASE_ADDR (MX35_AIPS2_BASE_ADDR + 0xe4000)
#define MX35_CAN2_BASE_ADDR (MX35_AIPS2_BASE_ADDR + 0xe8000)
#define MX35_RTIC_BASE_ADDR (MX35_AIPS2_BASE_ADDR + 0xec000)
+#define MX35_IIM_BASE_ADDR (MX35_AIPS2_BASE_ADDR + 0xf0000)
+
#define MX35_OTG_BASE_ADDR 0x53ff4000
#define MX35_ROMP_BASE_ADDR 0x60000000
@@ -187,20 +190,7 @@
#define MX35_PROD_SIGNATURE 0x1 /* For MX31 */
-/* silicon revisions specific to i.MX31 */
-#define MX35_CHIP_REV_1_0 0x10
-#define MX35_CHIP_REV_1_1 0x11
-#define MX35_CHIP_REV_1_2 0x12
-#define MX35_CHIP_REV_1_3 0x13
-#define MX35_CHIP_REV_2_0 0x20
-#define MX35_CHIP_REV_2_1 0x21
-#define MX35_CHIP_REV_2_2 0x22
-#define MX35_CHIP_REV_2_3 0x23
-#define MX35_CHIP_REV_3_0 0x30
-#define MX35_CHIP_REV_3_1 0x31
-#define MX35_CHIP_REV_3_2 0x32
-
-#define MX35_SYSTEM_REV_MIN MX35_CHIP_REV_1_0
+#define MX35_SYSTEM_REV_MIN MX3x_CHIP_REV_1_0
#define MX35_SYSTEM_REV_NUM 3
#ifdef IMX_NEEDS_DEPRECATED_SYMBOLS
diff --git a/arch/arm/plat-mxc/include/mach/mx3x.h b/arch/arm/plat-mxc/include/mach/mx3x.h
index d41ad68c131..d1bd26d7b8a 100644
--- a/arch/arm/plat-mxc/include/mach/mx3x.h
+++ b/arch/arm/plat-mxc/include/mach/mx3x.h
@@ -240,7 +240,7 @@
#define MX3x_PROD_SIGNATURE 0x1 /* For MX31 */
-/* silicon revisions specific to i.MX31 */
+/* silicon revisions specific to i.MX31 and i.MX35 */
#define MX3x_CHIP_REV_1_0 0x10
#define MX3x_CHIP_REV_1_1 0x11
#define MX3x_CHIP_REV_1_2 0x12
@@ -267,6 +267,14 @@ static inline int mx31_revision(void)
{
return mx31_cpu_rev;
}
+
+extern unsigned int mx35_cpu_rev;
+extern void mx35_read_cpu_rev(void);
+
+static inline int mx35_revision(void)
+{
+ return mx35_cpu_rev;
+}
#endif
#ifdef IMX_NEEDS_DEPRECATED_SYMBOLS