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| author | Luka Perkov <luka@openwrt.org> | 2015-11-18 22:06:54 +0000 |
|---|---|---|
| committer | Luka Perkov <luka@openwrt.org> | 2015-11-18 22:06:54 +0000 |
| commit | 3c391e8960238441e8730685e0d610e2d5163437 (patch) | |
| tree | d44ba0f250adc3a8a91d2fb93c6e8a9460f31409 /target/linux/imx6/patches-4.1/037-ARM-dts-imx-ventana-fix-GW53xx-GW54xx-lvds-channel.patch | |
| parent | 1170f7b0b5b052e275ac15f69d33ab0aa6fe9ebf (diff) | |
| download | master-187ad058-3c391e8960238441e8730685e0d610e2d5163437.tar.gz master-187ad058-3c391e8960238441e8730685e0d610e2d5163437.tar.bz2 master-187ad058-3c391e8960238441e8730685e0d610e2d5163437.zip | |
imx6: add Vetnana LVDS support
These patches have been submitted to upstream Linux and are pending acceptance.
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@47511 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/imx6/patches-4.1/037-ARM-dts-imx-ventana-fix-GW53xx-GW54xx-lvds-channel.patch')
| -rw-r--r-- | target/linux/imx6/patches-4.1/037-ARM-dts-imx-ventana-fix-GW53xx-GW54xx-lvds-channel.patch | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/target/linux/imx6/patches-4.1/037-ARM-dts-imx-ventana-fix-GW53xx-GW54xx-lvds-channel.patch b/target/linux/imx6/patches-4.1/037-ARM-dts-imx-ventana-fix-GW53xx-GW54xx-lvds-channel.patch new file mode 100644 index 0000000000..5c3731cf24 --- /dev/null +++ b/target/linux/imx6/patches-4.1/037-ARM-dts-imx-ventana-fix-GW53xx-GW54xx-lvds-channel.patch @@ -0,0 +1,79 @@ +From d86b202436b6f3111c4c37b8701daa0764d2ca55 Mon Sep 17 00:00:00 2001 +From: Tim Harvey <tharvey@gateworks.com> +Date: Thu, 5 Nov 2015 11:10:00 -0800 +Subject: [PATCH 3/3] ARM: dts: imx: ventana: Allow HDMI and LVDS to work + simultaneously + +Currently it is not possible to have HDMI and LVDS working simultaneously, +because both ports try to use PLL5. + +Move the LVDS clock parent to PLL3_USB_OTG, so that HDMI and LVDS can be +driven from independent sources. + +With this change the LDB pixel clock goes to 68.57 MHz, which is still +within the valid range for the displays supported by the Ventana boards. + +Signed-off-by: Tim Harvey <tharvey@gateworks.com> +--- + arch/arm/boot/dts/imx6qdl-gw52xx.dtsi | 7 +++++++ + arch/arm/boot/dts/imx6qdl-gw53xx.dtsi | 7 +++++++ + arch/arm/boot/dts/imx6qdl-gw54xx.dtsi | 7 +++++++ + 3 files changed, 21 insertions(+) + +diff --git a/arch/arm/boot/dts/imx6qdl-gw52xx.dtsi b/arch/arm/boot/dts/imx6qdl-gw52xx.dtsi +index 1b66328..9709728 100644 +--- a/arch/arm/boot/dts/imx6qdl-gw52xx.dtsi ++++ b/arch/arm/boot/dts/imx6qdl-gw52xx.dtsi +@@ -151,6 +151,13 @@ + status = "okay"; + }; + ++&clks { ++ assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>, ++ <&clks IMX6QDL_CLK_LDB_DI1_SEL>; ++ assigned-clock-parents = <&clks IMX6QDL_CLK_PLL3_USB_OTG>, ++ <&clks IMX6QDL_CLK_PLL3_USB_OTG>; ++}; ++ + &fec { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_enet>; +diff --git a/arch/arm/boot/dts/imx6qdl-gw53xx.dtsi b/arch/arm/boot/dts/imx6qdl-gw53xx.dtsi +index 5172de0..dc1cd13 100644 +--- a/arch/arm/boot/dts/imx6qdl-gw53xx.dtsi ++++ b/arch/arm/boot/dts/imx6qdl-gw53xx.dtsi +@@ -152,6 +152,13 @@ + status = "okay"; + }; + ++&clks { ++ assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>, ++ <&clks IMX6QDL_CLK_LDB_DI1_SEL>; ++ assigned-clock-parents = <&clks IMX6QDL_CLK_PLL3_USB_OTG>, ++ <&clks IMX6QDL_CLK_PLL3_USB_OTG>; ++}; ++ + &fec { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_enet>; +diff --git a/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi b/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi +index 77a56be..7ef9fbe 100644 +--- a/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi ++++ b/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi +@@ -142,6 +142,13 @@ + status = "okay"; + }; + ++&clks { ++ assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>, ++ <&clks IMX6QDL_CLK_LDB_DI1_SEL>; ++ assigned-clock-parents = <&clks IMX6QDL_CLK_PLL3_USB_OTG>, ++ <&clks IMX6QDL_CLK_PLL3_USB_OTG>; ++}; ++ + &fec { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_enet>; +-- +1.9.1 + |