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ARM: dts: imx6: set ahb-burst-config as 0 for USB

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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 <peter.chen@freescale.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Peter Chen 2015-09-30 10:17:16 +08:00 committed by Shawn Guo
parent c89dcce4e1
commit 9493bf5458
4 changed files with 12 additions and 0 deletions
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4
arch/arm/boot/dts/imx6qdl.dtsi
View File

@ -906,6 +906,7 @@ usbotg: usb@02184000 {
clocks = <&clks IMX6QDL_CLK_USBOH3>;
fsl,usbphy = <&usbphy1>;
fsl,usbmisc = <&usbmisc 0>;
ahb-burst-config = <0x0>;
status = "disabled";
};
@ -917,6 +918,7 @@ usbh1: usb@02184200 {
fsl,usbphy = <&usbphy2>;
fsl,usbmisc = <&usbmisc 1>;
dr_mode = "host";
ahb-burst-config = <0x0>;
status = "disabled";
};
@ -927,6 +929,7 @@ usbh2: usb@02184400 {
clocks = <&clks IMX6QDL_CLK_USBOH3>;
fsl,usbmisc = <&usbmisc 2>;
dr_mode = "host";
ahb-burst-config = <0x0>;
status = "disabled";
};
@ -937,6 +940,7 @@ usbh3: usb@02184600 {
clocks = <&clks IMX6QDL_CLK_USBOH3>;
fsl,usbmisc = <&usbmisc 3>;
dr_mode = "host";
ahb-burst-config = <0x0>;
status = "disabled";
};

3
arch/arm/boot/dts/imx6sl.dtsi
View File

@ -708,6 +708,7 @@ usbotg1: usb@02184000 {
clocks = <&clks IMX6SL_CLK_USBOH3>;
fsl,usbphy = <&usbphy1>;
fsl,usbmisc = <&usbmisc 0>;
ahb-burst-config = <0x0>;
status = "disabled";
};
@ -718,6 +719,7 @@ usbotg2: usb@02184200 {
clocks = <&clks IMX6SL_CLK_USBOH3>;
fsl,usbphy = <&usbphy2>;
fsl,usbmisc = <&usbmisc 1>;
ahb-burst-config = <0x0>;
status = "disabled";
};
@ -728,6 +730,7 @@ usbh: usb@02184400 {
clocks = <&clks IMX6SL_CLK_USBOH3>;
fsl,usbmisc = <&usbmisc 2>;
dr_mode = "host";
ahb-burst-config = <0x0>;
status = "disabled";
};

3
arch/arm/boot/dts/imx6sx.dtsi
View File

@ -783,6 +783,7 @@ usbotg1: usb@02184000 {
fsl,usbphy = <&usbphy1>;
fsl,usbmisc = <&usbmisc 0>;
fsl,anatop = <&anatop>;
ahb-burst-config = <0x0>;
status = "disabled";
};
@ -793,6 +794,7 @@ usbotg2: usb@02184200 {
clocks = <&clks IMX6SX_CLK_USBOH3>;
fsl,usbphy = <&usbphy2>;
fsl,usbmisc = <&usbmisc 1>;
ahb-burst-config = <0x0>;
status = "disabled";
};
@ -805,6 +807,7 @@ usbh: usb@02184400 {
phy_type = "hsic";
fsl,anatop = <&anatop>;
dr_mode = "host";
ahb-burst-config = <0x0>;
status = "disabled";
};

2
arch/arm/boot/dts/imx6ul.dtsi
View File

@ -548,6 +548,7 @@ usbotg1: usb@02184000 {
fsl,usbphy = <&usbphy1>;
fsl,usbmisc = <&usbmisc 0>;
fsl,anatop = <&anatop>;
ahb-burst-config = <0x0>;
status = "disabled";
};
@ -558,6 +559,7 @@ usbotg2: usb@02184200 {
clocks = <&clks IMX6UL_CLK_USBOH3>;
fsl,usbphy = <&usbphy2>;
fsl,usbmisc = <&usbmisc 1>;
ahb-burst-config = <0x0>;
status = "disabled";
};