1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/clock-sh7372.c b/arch/arm/mach-shmobile/clock-sh7372.c
index fbca92cc530a..95b814aac556 100644
--- a/arch/arm/mach-shmobile/clock-sh7372.c
+++ b/arch/arm/mach-shmobile/clock-sh7372.c
@@ -44,6 +44,11 @@
 #define DSI1PCKCR       0xe6150098
 #define PLLC01CR        0xe6150028
 #define PLLC2CR         0xe615002c
+#define RMSTPCR0        0xe6150110
+#define RMSTPCR1        0xe6150114
+#define RMSTPCR2        0xe6150118
+#define RMSTPCR3        0xe615011c
+#define RMSTPCR4        0xe6150120
 #define SMSTPCR0        0xe6150130
 #define SMSTPCR1        0xe6150134
 #define SMSTPCR2        0xe6150138
@@ -654,6 +659,13 @@ void __init sh7372_clock_init(void)
 {
         int k, ret = 0;
 
+        /* make sure MSTP bits on the RT/SH4AL-DSP side are off */
+        __raw_writel(0xe4ef8087, RMSTPCR0);
+        __raw_writel(0xffffffff, RMSTPCR1);
+        __raw_writel(0x37c7f7ff, RMSTPCR2);
+        __raw_writel(0xffffffff, RMSTPCR3);
+        __raw_writel(0xffe0fffd, RMSTPCR4);
+
         for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++)
                 ret = clk_register(main_clks[k]);