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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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62e43056ad
The external crystal frequency is 20MHz on the Lager board. Specify it in the device tree. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
94 lines
1.7 KiB
Plaintext
94 lines
1.7 KiB
Plaintext
/*
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* Device Tree Source for the Lager board
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*
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* Copyright (C) 2013 Renesas Solutions Corp.
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*
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* This file is licensed under the terms of the GNU General Public License
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* version 2. This program is licensed "as is" without any warranty of any
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* kind, whether express or implied.
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*/
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/dts-v1/;
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#include "r8a7790.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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/ {
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model = "Lager";
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compatible = "renesas,lager", "renesas,r8a7790";
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chosen {
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bootargs = "console=ttySC6,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp";
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};
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memory@40000000 {
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device_type = "memory";
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reg = <0 0x40000000 0 0x80000000>;
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};
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memory@180000000 {
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device_type = "memory";
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reg = <1 0x80000000 0 0x80000000>;
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};
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lbsc {
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#address-cells = <1>;
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#size-cells = <1>;
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};
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leds {
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compatible = "gpio-leds";
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led6 {
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gpios = <&gpio4 22 GPIO_ACTIVE_HIGH>;
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};
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led7 {
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gpios = <&gpio4 23 GPIO_ACTIVE_HIGH>;
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};
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led8 {
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gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>;
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};
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};
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fixedregulator3v3: fixedregulator@0 {
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compatible = "regulator-fixed";
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regulator-name = "fixed-3.3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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};
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&extal_clk {
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clock-frequency = <20000000>;
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};
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&pfc {
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pinctrl-0 = <&scif0_pins &scif1_pins>;
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pinctrl-names = "default";
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scif0_pins: serial0 {
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renesas,groups = "scif0_data";
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renesas,function = "scif0";
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};
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scif1_pins: serial1 {
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renesas,groups = "scif1_data";
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renesas,function = "scif1";
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};
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mmc1_pins: mmc1 {
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renesas,groups = "mmc1_data8", "mmc1_ctrl";
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renesas,function = "mmc1";
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};
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};
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&mmcif1 {
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pinctrl-0 = <&mmc1_pins>;
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pinctrl-names = "default";
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vmmc-supply = <&fixedregulator3v3>;
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bus-width = <8>;
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non-removable;
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status = "okay";
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};
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