xref: /OK3568_Linux_fs/kernel/arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2*4882a593Smuzhiyun/*
3*4882a593Smuzhiyun * Copyright (c) 2019 BayLibre, SAS
4*4882a593Smuzhiyun * Author: Neil Armstrong <narmstrong@baylibre.com>
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun/dts-v1/;
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun#include "meson-sm1.dtsi"
10*4882a593Smuzhiyun#include "meson-khadas-vim3.dtsi"
11*4882a593Smuzhiyun#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun/ {
14*4882a593Smuzhiyun	compatible = "khadas,vim3l", "amlogic,sm1";
15*4882a593Smuzhiyun	model = "Khadas VIM3L";
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun	vddcpu: regulator-vddcpu {
18*4882a593Smuzhiyun		/*
19*4882a593Smuzhiyun		 * Silergy SY8030DEC Regulator.
20*4882a593Smuzhiyun		 */
21*4882a593Smuzhiyun		compatible = "pwm-regulator";
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun		regulator-name = "VDDCPU";
24*4882a593Smuzhiyun		regulator-min-microvolt = <690000>;
25*4882a593Smuzhiyun		regulator-max-microvolt = <1050000>;
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun		vin-supply = <&vsys_3v3>;
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun		pwms = <&pwm_AO_cd 1 1250 0>;
30*4882a593Smuzhiyun		pwm-dutycycle-range = <100 0>;
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun		regulator-boot-on;
33*4882a593Smuzhiyun		regulator-always-on;
34*4882a593Smuzhiyun	};
35*4882a593Smuzhiyun};
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun&cpu0 {
38*4882a593Smuzhiyun	cpu-supply = <&vddcpu>;
39*4882a593Smuzhiyun	operating-points-v2 = <&cpu_opp_table>;
40*4882a593Smuzhiyun	clocks = <&clkc CLKID_CPU_CLK>;
41*4882a593Smuzhiyun	clock-latency = <50000>;
42*4882a593Smuzhiyun};
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun&cpu1 {
45*4882a593Smuzhiyun	cpu-supply = <&vddcpu>;
46*4882a593Smuzhiyun	operating-points-v2 = <&cpu_opp_table>;
47*4882a593Smuzhiyun	clocks = <&clkc CLKID_CPU1_CLK>;
48*4882a593Smuzhiyun	clock-latency = <50000>;
49*4882a593Smuzhiyun};
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun&cpu2 {
52*4882a593Smuzhiyun	cpu-supply = <&vddcpu>;
53*4882a593Smuzhiyun	operating-points-v2 = <&cpu_opp_table>;
54*4882a593Smuzhiyun	clocks = <&clkc CLKID_CPU2_CLK>;
55*4882a593Smuzhiyun	clock-latency = <50000>;
56*4882a593Smuzhiyun};
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun&cpu3 {
59*4882a593Smuzhiyun	cpu-supply = <&vddcpu>;
60*4882a593Smuzhiyun	operating-points-v2 = <&cpu_opp_table>;
61*4882a593Smuzhiyun	clocks = <&clkc CLKID_CPU3_CLK>;
62*4882a593Smuzhiyun	clock-latency = <50000>;
63*4882a593Smuzhiyun};
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun&pwm_AO_cd {
66*4882a593Smuzhiyun	pinctrl-0 = <&pwm_ao_d_e_pins>;
67*4882a593Smuzhiyun	pinctrl-names = "default";
68*4882a593Smuzhiyun	clocks = <&xtal>;
69*4882a593Smuzhiyun	clock-names = "clkin1";
70*4882a593Smuzhiyun	status = "okay";
71*4882a593Smuzhiyun};
72*4882a593Smuzhiyun
73*4882a593Smuzhiyun/*
74*4882a593Smuzhiyun * The VIM3 on-board  MCU can mux the PCIe/USB3.0 shared differential
75*4882a593Smuzhiyun * lines using a FUSB340TMX USB 3.1 SuperSpeed Data Switch between
76*4882a593Smuzhiyun * an USB3.0 Type A connector and a M.2 Key M slot.
77*4882a593Smuzhiyun * The PHY driving these differential lines is shared between
78*4882a593Smuzhiyun * the USB3.0 controller and the PCIe Controller, thus only
79*4882a593Smuzhiyun * a single controller can use it.
80*4882a593Smuzhiyun * If the MCU is configured to mux the PCIe/USB3.0 differential lines
81*4882a593Smuzhiyun * to the M.2 Key M slot, uncomment the following block to disable
82*4882a593Smuzhiyun * USB3.0 from the USB Complex and enable the PCIe controller.
83*4882a593Smuzhiyun * The End User is not expected to uncomment the following except for
84*4882a593Smuzhiyun * testing purposes, but instead rely on the firmware/bootloader to
85*4882a593Smuzhiyun * update these nodes accordingly if PCIe mode is selected by the MCU.
86*4882a593Smuzhiyun */
87*4882a593Smuzhiyun/*
88*4882a593Smuzhiyun&pcie {
89*4882a593Smuzhiyun	status = "okay";
90*4882a593Smuzhiyun};
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun&usb {
93*4882a593Smuzhiyun	phys = <&usb2_phy0>, <&usb2_phy1>;
94*4882a593Smuzhiyun	phy-names = "usb2-phy0", "usb2-phy1";
95*4882a593Smuzhiyun};
96*4882a593Smuzhiyun */
97*4882a593Smuzhiyun
98*4882a593Smuzhiyun&sd_emmc_a {
99*4882a593Smuzhiyun	sd-uhs-sdr50;
100*4882a593Smuzhiyun};
101