From ae88c9e783fa1a4dbfc00b81a770d954ed904730 Mon Sep 17 00:00:00 2001 From: Leonard Crestez Date: Mon, 7 Jan 2019 13:28:48 +0000 Subject: [PATCH] ARM: dts: imx6sx: Add DISPLAY power domain support This was implemented in the driver but not actually defined and referenced in dts. This makes it always on. From reference manual in section "10.4.1.4.1 Power Distribution": "Display domain - The DISPLAY domain contains GIS, CSI, PXP, LCDIF, PCIe, DCIC, and LDB. It is supplied by internal regulator." The current pd_pcie is actually only for PCIE_PHY, the PCIE ip block is actually inside the DISPLAY domain. Handle this by adding the pcie node in both power domains. Signed-off-by: Leonard Crestez Acked-by: Lucas Stach Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx6sx.dtsi | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi index 272ff6133ec1..ecf3f3e5c0a0 100644 --- a/arch/arm/boot/dts/imx6sx.dtsi +++ b/arch/arm/boot/dts/imx6sx.dtsi @@ -785,6 +785,18 @@ clocks = <&clks IMX6SX_CLK_GPU>; }; + pd_disp: power-domain@2 { + reg = <2>; + #power-domain-cells = <0>; + clocks = <&clks IMX6SX_CLK_PXP_AXI>, + <&clks IMX6SX_CLK_DISPLAY_AXI>, + <&clks IMX6SX_CLK_LCDIF1_PIX>, + <&clks IMX6SX_CLK_LCDIF_APB>, + <&clks IMX6SX_CLK_LCDIF2_PIX>, + <&clks IMX6SX_CLK_CSI>, + <&clks IMX6SX_CLK_VADC>; + }; + pd_pci: power-domain@3 { reg = <3>; #power-domain-cells = <0>; @@ -1205,6 +1217,7 @@ interrupts = ; clocks = <&clks IMX6SX_CLK_PXP_AXI>; clock-names = "axi"; + power-domains = <&pd_disp>; status = "disabled"; }; @@ -1226,6 +1239,7 @@ <&clks IMX6SX_CLK_LCDIF_APB>, <&clks IMX6SX_CLK_DISPLAY_AXI>; clock-names = "pix", "axi", "disp_axi"; + power-domains = <&pd_disp>; status = "disabled"; }; @@ -1237,6 +1251,7 @@ <&clks IMX6SX_CLK_LCDIF_APB>, <&clks IMX6SX_CLK_DISPLAY_AXI>; clock-names = "pix", "axi", "disp_axi"; + power-domains = <&pd_disp>; status = "disabled"; }; @@ -1246,6 +1261,7 @@ clocks = <&clks IMX6SX_CLK_VADC>, <&clks IMX6SX_CLK_CSI>; clock-names = "vadc", "csi"; + power-domains = <&pd_disp>; status = "disabled"; }; }; @@ -1370,7 +1386,8 @@ <&clks IMX6SX_CLK_PCIE_REF_125M>, <&clks IMX6SX_CLK_DISPLAY_AXI>; clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_inbound_axi"; - power-domains = <&pd_pci>; + power-domains = <&pd_disp>, <&pd_pci>; + power-domain-names = "pcie", "pcie_phy"; status = "disabled"; }; }; -- 2.11.0