[PATCH 6/6] PCM038: Read UID from fuses and pass this value to kernel as serial number

Alexander Shiyan shc_work at mail.ru
Thu Jul 19 11:30:17 EDT 2012


Signed-off-by: Alexander Shiyan <shc_work at mail.ru>
---
 arch/arm/boards/pcm038/pcm038.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boards/pcm038/pcm038.c b/arch/arm/boards/pcm038/pcm038.c
index 5b0afc3..1bdb93c 100644
--- a/arch/arm/boards/pcm038/pcm038.c
+++ b/arch/arm/boards/pcm038/pcm038.c
@@ -40,6 +40,7 @@
 #include <mach/spi.h>
 #include <mach/iomux-mx27.h>
 #include <mach/devices-imx27.h>
+#include <mach/iim.h>
 #include <mfd/mc13xxx.h>
 
 #include "pll.h"
@@ -193,6 +194,7 @@ mem_initcall(pcm038_mem_init);
 static int pcm038_devices_init(void)
 {
 	int i;
+	u64 uid;
 	char *envdev;
 
 	unsigned int mode[] = {
@@ -316,6 +318,8 @@ static int pcm038_devices_init(void)
 
 	printf("Using environment in %s Flash\n", envdev);
 
+	if (imx_iim_read(1, 1, &uid, 6) == 6)
+		armlinux_set_serial(uid);
 	armlinux_set_bootparams((void *)0xa0000100);
 	armlinux_set_architecture(MACH_TYPE_PCM038);
 
-- 
1.7.3.4




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