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authorJay Cheng <jacheng@nvidia.com>2011-06-09 17:34:35 -0400
committerYuhao Ding <yding@nvidia.com>2011-06-16 18:26:14 -0700
commitc3adbb7631627dc14c864a4d9ab8fd2e8e319c2d (patch)
tree5e2c3dc90336c0fc2faf4194627ee167b83449df
parentd5743e9dfddaa3d41ecd729733c66e4ac54a13d7 (diff)
ARM: tegra: confiure AHBDMA gizmo setting.
Bug 820602 Reviewed-on: http://git-master/r/35954 (cherry picked from commit 2d6cac283c1121b9a90b742b5dcf80141422eac6) Change-Id: I6149c878061bace0c191a0d45ddd7e5b8ffce4cd Reviewed-on: http://git-master/r/36683 Tested-by: Rakesh Bodla <rbodla@nvidia.com> Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
-rw-r--r--arch/arm/mach-tegra/common.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index a85f484d4072..e36af7691fc3 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -52,6 +52,7 @@
#define AHB_GIZMO_AHB_MEM 0xc
#define ENB_FAST_REARBITRATE BIT(2)
+#define DONT_SPLIT_AHB_WR BIT(7)
#define AHB_GIZMO_USB 0x1c
#define AHB_GIZMO_USB2 0x78
@@ -172,7 +173,7 @@ static void __init tegra_init_ahb_gizmo_settings(void)
unsigned long val;
val = gizmo_readl(AHB_GIZMO_AHB_MEM);
- val |= ENB_FAST_REARBITRATE;
+ val |= ENB_FAST_REARBITRATE | IMMEDIATE | DONT_SPLIT_AHB_WR;
gizmo_writel(val, AHB_GIZMO_AHB_MEM);
val = gizmo_readl(AHB_GIZMO_USB);