DESCRIPTION:
The Boot ROM is executed at power up/reset and changes the value of the
SICA_IWR registers from their default reset value of 0xFFFF, but does not
restore them.
WORKAROUND:
User code should not rely on the default value of these registers. Set
the desired values explicitly.
Signed-off-by: Mike Frysinger <vap...@gentoo.org>
---
cpu/blackfin/initcode.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/cpu/blackfin/initcode.c b/cpu/blackfin/initcode.c
index 3120447..d44c6a6 100644
--- a/cpu/blackfin/initcode.c
+++ b/cpu/blackfin/initcode.c
@@ -356,6 +356,10 @@ void initcode(ADI_BOOT_DATA *bootstruct)
#if ANOMALY_05000432
bfin_write_SIC_IWR1(-1);
#endif
+#if ANOMALY_05000171
+ bfin_write_SICA_IWR0(-1);
+ bfin_write_SICA_IWR1(-1);
+#endif
} else {
serial_putc('G');
--
1.6.2.2
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