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ARM: dts: imx8mn: Add power domain nodes 

Add power domain nodes to DT.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Ye Li <ye.li@nxp.com>
Cc: uboot-imx <uboot-imx@nxp.com>
This commit is contained in:
Marek Vasut 2021-04-10 00:16:06 +02:00
parent f0e10e33e5
commit d78f7d8199
2 changed files with 66 additions and 0 deletions
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51
arch/arm/dts/imx8mn.dtsi
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@ -4,6 +4,8 @@
*/
#include <dt-bindings/clock/imx8mn-clock.h>
#include <dt-bindings/power/imx8mn-power.h>
#include <dt-bindings/reset/imx8mq-reset.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
@ -612,6 +614,54 @@
interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
#reset-cells = <1>;
};
gpc: gpc@303a0000 {
compatible = "fsl,imx8mn-gpc";
reg = <0x303a0000 0x10000>;
interrupt-parent = <&gic>;
interrupts = <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>;
pgc {
#address-cells = <1>;
#size-cells = <0>;
pgc_hsiomix: power-domain@0 {
#power-domain-cells = <0>;
reg = <IMX8MN_POWER_DOMAIN_HSIOMIX>;
clocks = <&clk IMX8MN_CLK_USB_BUS>;
};
pgc_otg1: power-domain@1 {
#power-domain-cells = <0>;
reg = <IMX8MN_POWER_DOMAIN_OTG1>;
power-domains = <&pgc_hsiomix>;
};
pgc_gpumix: power-domain@2 {
#power-domain-cells = <0>;
reg = <IMX8MN_POWER_DOMAIN_GPUMIX>;
clocks = <&clk IMX8MN_CLK_GPU_CORE_ROOT>,
<&clk IMX8MN_CLK_GPU_SHADER_DIV>,
<&clk IMX8MN_CLK_GPU_BUS_ROOT>,
<&clk IMX8MN_CLK_GPU_AHB>;
resets = <&src IMX8MQ_RESET_GPU_RESET>;
};
dispmix_pd: power-domain@3 {
#power-domain-cells = <0>;
reg = <IMX8MN_POWER_DOMAIN_DISPMIX>;
clocks = <&clk IMX8MN_CLK_DISP_PIXEL_ROOT>,
<&clk IMX8MN_CLK_DISP_AXI_ROOT>,
<&clk IMX8MN_CLK_DISP_APB_ROOT>;
};
mipi_pd: power-domain@4 {
#power-domain-cells = <0>;
reg = <IMX8MN_POWER_DOMAIN_MIPI>;
power-domains = <&dispmix_pd>;
};
};
};
};
aips2: bus@30400000 {
@ -964,6 +1014,7 @@
assigned-clock-parents = <&clk IMX8MN_SYS_PLL2_500M>;
phys = <&usbphynop1>;
fsl,usbmisc = <&usbmisc1 0>;
power-domains = <&pgc_otg1>;
status = "disabled";
};

15
include/dt-bindings/power/imx8mn-power.h Normal file
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@ -0,0 +1,15 @@
/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
/*
* Copyright (C) 2020 Compass Electronics Group, LLC
*/
#ifndef __DT_BINDINGS_IMX8MN_POWER_H__
#define __DT_BINDINGS_IMX8MN_POWER_H__
#define IMX8MN_POWER_DOMAIN_HSIOMIX 0
#define IMX8MN_POWER_DOMAIN_OTG1 1
#define IMX8MN_POWER_DOMAIN_GPUMIX 2
#define IMX8MN_POWER_DOMAIN_DISPMIX 3
#define IMX8MN_POWER_DOMAIN_MIPI 4
#endif