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authorLucas Stach <l.stach@pengutronix.de>2022-04-06 17:33:59 +0200
committerShawn Guo <shawnguo@kernel.org>2022-05-05 09:32:02 +0800
commit2ae42e0c0b67d155cdac1f801f59ac3290650442 (patch)
treeaeafc41443482e4e45b76669f3c82532d616edd5 /arch/arm64/boot/dts/freescale/imx8mp.dtsi
parentaec8ad34f7f248381288919f4fc1315e8abad90d (diff)
arm64: dts: imx8mp: add HSIO power-domains
This adds the GPC and HSIO blk-ctrl nodes providing power control for the high-speed (USB and PCIe) IOs. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mp.dtsi')
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mp.dtsi57
1 files changed, 51 insertions, 6 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 7ad824e6b820..3a59ce27e312 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -523,6 +523,21 @@
#address-cells = <1>;
#size-cells = <0>;
+ pgc_pcie_phy: power-domain@1 {
+ #power-domain-cells = <0>;
+ reg = <IMX8MP_POWER_DOMAIN_PCIE_PHY>;
+ };
+
+ pgc_usb1_phy: power-domain@2 {
+ #power-domain-cells = <0>;
+ reg = <IMX8MP_POWER_DOMAIN_USB1_PHY>;
+ };
+
+ pgc_usb2_phy: power-domain@3 {
+ #power-domain-cells = <0>;
+ reg = <IMX8MP_POWER_DOMAIN_USB2_PHY>;
+ };
+
pgc_gpu2d: power-domain@6 {
#power-domain-cells = <0>;
reg = <IMX8MP_POWER_DOMAIN_GPU2D>;
@@ -549,6 +564,16 @@
<&clk IMX8MP_CLK_GPU3D_SHADER_CORE>;
power-domains = <&pgc_gpumix>;
};
+
+ pgc_hsiomix: power-domains@17 {
+ #power-domain-cells = <0>;
+ reg = <IMX8MP_POWER_DOMAIN_HSIOMIX>;
+ clocks = <&clk IMX8MP_CLK_HSIO_AXI>,
+ <&clk IMX8MP_CLK_HSIO_ROOT>;
+ assigned-clocks = <&clk IMX8MP_CLK_HSIO_AXI>;
+ assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>;
+ assigned-clock-rates = <500000000>;
+ };
};
};
};
@@ -970,6 +995,28 @@
};
};
+ aips4: bus@32c00000 {
+ compatible = "fsl,aips-bus", "simple-bus";
+ reg = <0x32c00000 0x400000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ hsio_blk_ctrl: blk-ctrl@32f10000 {
+ compatible = "fsl,imx8mp-hsio-blk-ctrl", "syscon";
+ reg = <0x32f10000 0x24>;
+ clocks = <&clk IMX8MP_CLK_USB_ROOT>,
+ <&clk IMX8MP_CLK_PCIE_ROOT>;
+ clock-names = "usb", "pcie";
+ power-domains = <&pgc_hsiomix>, <&pgc_hsiomix>,
+ <&pgc_usb1_phy>, <&pgc_usb2_phy>,
+ <&pgc_hsiomix>, <&pgc_pcie_phy>;
+ power-domain-names = "bus", "usb", "usb-phy1",
+ "usb-phy2", "pcie", "pcie-phy";
+ #power-domain-cells = <1>;
+ };
+ };
+
gpu3d: gpu@38000000 {
compatible = "vivante,gc";
reg = <0x38000000 0x8000>;
@@ -1030,6 +1077,7 @@
clock-names = "phy";
assigned-clocks = <&clk IMX8MP_CLK_USB_PHY_REF>;
assigned-clock-parents = <&clk IMX8MP_CLK_24M>;
+ power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB_PHY1>;
#phy-cells = <0>;
status = "disabled";
};
@@ -1042,6 +1090,7 @@
<&clk IMX8MP_CLK_USB_ROOT>;
clock-names = "hsio", "suspend";
interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB>;
#address-cells = <1>;
#size-cells = <1>;
dma-ranges = <0x40000000 0x40000000 0xc0000000>;
@@ -1055,9 +1104,6 @@
<&clk IMX8MP_CLK_USB_CORE_REF>,
<&clk IMX8MP_CLK_USB_ROOT>;
clock-names = "bus_early", "ref", "suspend";
- assigned-clocks = <&clk IMX8MP_CLK_HSIO_AXI>;
- assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>;
- assigned-clock-rates = <500000000>;
interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
phys = <&usb3_phy0>, <&usb3_phy0>;
phy-names = "usb2-phy", "usb3-phy";
@@ -1073,6 +1119,7 @@
clock-names = "phy";
assigned-clocks = <&clk IMX8MP_CLK_USB_PHY_REF>;
assigned-clock-parents = <&clk IMX8MP_CLK_24M>;
+ power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB_PHY2>;
#phy-cells = <0>;
status = "disabled";
};
@@ -1085,6 +1132,7 @@
<&clk IMX8MP_CLK_USB_ROOT>;
clock-names = "hsio", "suspend";
interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB>;
#address-cells = <1>;
#size-cells = <1>;
dma-ranges = <0x40000000 0x40000000 0xc0000000>;
@@ -1098,9 +1146,6 @@
<&clk IMX8MP_CLK_USB_CORE_REF>,
<&clk IMX8MP_CLK_USB_ROOT>;
clock-names = "bus_early", "ref", "suspend";
- assigned-clocks = <&clk IMX8MP_CLK_HSIO_AXI>;
- assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>;
- assigned-clock-rates = <500000000>;
interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
phys = <&usb3_phy1>, <&usb3_phy1>;
phy-names = "usb2-phy", "usb3-phy";