From: peter.chen@freescale.com (Peter Chen)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 05/10] ARM: imx6: set ahb-burst-config as 0 for USB
Date: Fri, 7 Aug 2015 15:15:42 +0800 [thread overview]
Message-ID: <1438931747-25209-6-git-send-email-peter.chen@freescale.com> (raw)
In-Reply-To: <1438931747-25209-1-git-send-email-peter.chen@freescale.com>
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>
---
arch/arm/boot/dts/imx6qdl.dtsi | 4 ++++
arch/arm/boot/dts/imx6sl.dtsi | 3 +++
arch/arm/boot/dts/imx6sx.dtsi | 3 +++
3 files changed, 10 insertions(+)
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index e6d1359..42d62b0 100644
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -853,6 +853,7 @@
clocks = <&clks IMX6QDL_CLK_USBOH3>;
fsl,usbphy = <&usbphy1>;
fsl,usbmisc = <&usbmisc 0>;
+ ahb-burst-config = <0x0>;
status = "disabled";
};
@@ -864,6 +865,7 @@
fsl,usbphy = <&usbphy2>;
fsl,usbmisc = <&usbmisc 1>;
dr_mode = "host";
+ ahb-burst-config = <0x0>;
status = "disabled";
};
@@ -874,6 +876,7 @@
clocks = <&clks IMX6QDL_CLK_USBOH3>;
fsl,usbmisc = <&usbmisc 2>;
dr_mode = "host";
+ ahb-burst-config = <0x0>;
status = "disabled";
};
@@ -884,6 +887,7 @@
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 a78e715..066fac9 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -688,6 +688,7 @@
clocks = <&clks IMX6SL_CLK_USBOH3>;
fsl,usbphy = <&usbphy1>;
fsl,usbmisc = <&usbmisc 0>;
+ ahb-burst-config = <0x0>;
status = "disabled";
};
@@ -698,6 +699,7 @@
clocks = <&clks IMX6SL_CLK_USBOH3>;
fsl,usbphy = <&usbphy2>;
fsl,usbmisc = <&usbmisc 1>;
+ ahb-burst-config = <0x0>;
status = "disabled";
};
@@ -708,6 +710,7 @@
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 708175d..3656a1d 100644
--- a/arch/arm/boot/dts/imx6sx.dtsi
+++ b/arch/arm/boot/dts/imx6sx.dtsi
@@ -746,6 +746,7 @@
fsl,usbphy = <&usbphy1>;
fsl,usbmisc = <&usbmisc 0>;
fsl,anatop = <&anatop>;
+ ahb-burst-config = <0x0>;
status = "disabled";
};
@@ -756,6 +757,7 @@
clocks = <&clks IMX6SX_CLK_USBOH3>;
fsl,usbphy = <&usbphy2>;
fsl,usbmisc = <&usbmisc 1>;
+ ahb-burst-config = <0x0>;
status = "disabled";
};
@@ -768,6 +770,7 @@
phy_type = "hsic";
fsl,anatop = <&anatop>;
dr_mode = "host";
+ ahb-burst-config = <0x0>;
status = "disabled";
};
--
1.9.1
next prev parent reply other threads:[~2015-08-07 7:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-07 7:15 [PATCH v3 00/10] USB: chipidea misc patches Peter Chen
2015-08-07 7:15 ` [PATCH v3 01/10] usb: chipidea: udc: zero-length packet is only needed for TX Peter Chen
2015-08-07 7:15 ` [PATCH v3 02/10] usb: chipidea: define stream mode disable for both roles Peter Chen
2015-08-07 7:15 ` [PATCH v3 03/10] usb: chipidea: imx: add stream mode enable for device mode at imx6sl/imx6sx Peter Chen
2015-08-07 7:15 ` [PATCH v3 04/10] Doc: usb: ci-hdrc-usb2: add ahb-burst-config for binding doc Peter Chen
2015-08-07 7:15 ` Peter Chen [this message]
2015-08-07 7:15 ` [PATCH v3 06/10] usb: chipidea: add ahb burst configuration interface Peter Chen
2015-08-07 7:15 ` [PATCH v3 07/10] usb: chipidea: usbmisc_imx: add non-burst setting for imx6 Peter Chen
2015-08-07 7:15 ` [PATCH v3 08/10] Doc: usb: ci-hdrc-usb2: add tx(rx)-burst-config-dword for binding doc Peter Chen
2015-08-14 8:37 ` Lucas Stach
2015-08-14 8:40 ` Peter Chen
2015-08-14 10:02 ` Lucas Stach
2015-10-08 6:26 ` Peter Chen
2015-08-07 7:15 ` [PATCH v3 09/10] ARM: imx6: change default burst size for USB Peter Chen
2015-08-07 7:15 ` [PATCH v3 10/10] usb: chipidea: add tx/rx burst size configuration interface Peter Chen
2015-08-14 3:13 ` [PATCH v3 00/10] USB: chipidea misc patches Peter Chen
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