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-rw-r--r--arch/arm/mach-pxa/pxa3xx.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 4b048b1e805..7cd9ef8deb0 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -513,6 +513,14 @@ static int __init pxa3xx_init(void)
int i, ret = 0;
if (cpu_is_pxa3xx()) {
+ /*
+ * clear RDH bit every time after reset
+ *
+ * Note: the last 3 bits DxS are write-1-to-clear so carefully
+ * preserve them here in case they will be referenced later
+ */
+ ASCR &= ~(ASCR_RDH | ASCR_D1S | ASCR_D2S | ASCR_D3S);
+
clks_register(pxa3xx_clks, ARRAY_SIZE(pxa3xx_clks));
if ((ret = pxa_init_dma(32)))