[RESEND PATCH v2 1/2] ARM: imx6: set ahb-burst-config as 0 for USB
STALE3966d
From: Peter Chen <hidden>
Date: 2015-09-30 02:17:16
Subsystem:
the rest · Maintainer:
Linus Torvalds
After setting ahb burst configuration as 0, we can increase tx/rx burst size, it will improve the USB performance Signed-off-by: Peter Chen <redacted> --- Changes for v2: - Applies changes for imx6ul arch/arm/boot/dts/imx6qdl.dtsi | 4 ++++ arch/arm/boot/dts/imx6sl.dtsi | 3 +++ arch/arm/boot/dts/imx6sx.dtsi | 3 +++ arch/arm/boot/dts/imx6ul.dtsi | 2 ++ 4 files changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index e716e6f..3d04a17 100644
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi@@ -906,6 +906,7 @@ clocks = <&clks IMX6QDL_CLK_USBOH3>; fsl,usbphy = <&usbphy1>; fsl,usbmisc = <&usbmisc 0>; + ahb-burst-config = <0x0>; status = "disabled"; };
@@ -917,6 +918,7 @@ fsl,usbphy = <&usbphy2>; fsl,usbmisc = <&usbmisc 1>; dr_mode = "host"; + ahb-burst-config = <0x0>; status = "disabled"; };
@@ -927,6 +929,7 @@ clocks = <&clks IMX6QDL_CLK_USBOH3>; fsl,usbmisc = <&usbmisc 2>; dr_mode = "host"; + ahb-burst-config = <0x0>; status = "disabled"; };
@@ -937,6 +940,7 @@ clocks = <&clks IMX6QDL_CLK_USBOH3>; fsl,usbmisc = <&usbmisc 3>; dr_mode = "host"; + ahb-burst-config = <0x0>; status = "disabled"; };
diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index 320a27f..057b1d4 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi@@ -689,6 +689,7 @@ clocks = <&clks IMX6SL_CLK_USBOH3>; fsl,usbphy = <&usbphy1>; fsl,usbmisc = <&usbmisc 0>; + ahb-burst-config = <0x0>; status = "disabled"; };
@@ -699,6 +700,7 @@ clocks = <&clks IMX6SL_CLK_USBOH3>; fsl,usbphy = <&usbphy2>; fsl,usbmisc = <&usbmisc 1>; + ahb-burst-config = <0x0>; status = "disabled"; };
@@ -709,6 +711,7 @@ clocks = <&clks IMX6SL_CLK_USBOH3>; fsl,usbmisc = <&usbmisc 2>; dr_mode = "host"; + ahb-burst-config = <0x0>; status = "disabled"; };
diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
index c94f2ea..70a7c4f 100644
--- a/arch/arm/boot/dts/imx6sx.dtsi
+++ b/arch/arm/boot/dts/imx6sx.dtsi@@ -783,6 +783,7 @@ fsl,usbphy = <&usbphy1>; fsl,usbmisc = <&usbmisc 0>; fsl,anatop = <&anatop>; + ahb-burst-config = <0x0>; status = "disabled"; };
@@ -793,6 +794,7 @@ clocks = <&clks IMX6SX_CLK_USBOH3>; fsl,usbphy = <&usbphy2>; fsl,usbmisc = <&usbmisc 1>; + ahb-burst-config = <0x0>; status = "disabled"; };
@@ -805,6 +807,7 @@ phy_type = "hsic"; fsl,anatop = <&anatop>; dr_mode = "host"; + ahb-burst-config = <0x0>; status = "disabled"; };
diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi
index 09edbed..654009f 100644
--- a/arch/arm/boot/dts/imx6ul.dtsi
+++ b/arch/arm/boot/dts/imx6ul.dtsi@@ -535,6 +535,7 @@ fsl,usbphy = <&usbphy1>; fsl,usbmisc = <&usbmisc 0>; fsl,anatop = <&anatop>; + ahb-burst-config = <0x0>; status = "disabled"; };
@@ -545,6 +546,7 @@ clocks = <&clks IMX6UL_CLK_USBOH3>; fsl,usbphy = <&usbphy2>; fsl,usbmisc = <&usbmisc 1>; + ahb-burst-config = <0x0>; status = "disabled"; };
--
1.9.1