FSL 2.6.35 kernel assumes that the bootloader passes the CONFIG_REVISION_TAG
information.
If this data is not present, the kernel misconfigures the TZIC, which results in
the timer interrupt handler never being called, so the kernel deadlocks while
calibrating its delay.
Suggested-by: Greg Topmiller <greg.topmil...@jdsu.com>
Signed-off-by: Benoît Thébaudeau <benoit.thebaud...@advansee.com>
Cc: Stefano Babic <sba...@denx.de>
Cc: Fabio Estevam <feste...@gmail.com>
---
.../board/freescale/mx51evk/mx51evk.c | 5 +++++
.../include/configs/mx51evk.h | 1 +
2 files changed, 6 insertions(+)
diff --git u-boot-imx-1d9b033.orig/board/freescale/mx51evk/mx51evk.c
u-boot-imx-1d9b033/board/freescale/mx51evk/mx51evk.c
index 7a0682a..2e877c1 100644
--- u-boot-imx-1d9b033.orig/board/freescale/mx51evk/mx51evk.c
+++ u-boot-imx-1d9b033/board/freescale/mx51evk/mx51evk.c
@@ -60,6 +60,11 @@ int dram_init(void)
return 0;
}
+u32 get_board_rev(void)
+{
+ return get_cpu_rev();
+}
+
static void setup_iomux_uart(void)
{
unsigned int pad = PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE |
diff --git u-boot-imx-1d9b033.orig/include/configs/mx51evk.h
u-boot-imx-1d9b033/include/configs/mx51evk.h
index ba4a4a6..7b027b4 100644
--- u-boot-imx-1d9b033.orig/include/configs/mx51evk.h
+++ u-boot-imx-1d9b033/include/configs/mx51evk.h
@@ -44,6 +44,7 @@
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
+#define CONFIG_REVISION_TAG
#define CONFIG_OF_LIBFDT
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