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-rw-r--r--arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts212
1 files changed, 212 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
index 2b9a19bb1c5d..9a1917b87f61 100644
--- a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
+++ b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
@@ -5,10 +5,31 @@
* Copyright (C) 2023 Renesas Electronics Corp.
* Copyright (C) 2024 Glider bv
*/
+/*
+ * [How to use Sound]
+ *
+ * Because R-Car V4M has only 1 SSI, it cannot handle both Playback/Capture
+ * at the same time. You need to switch the direction which is controlled
+ * by the GP0_01 pin via amixer.
+ *
+ * Playback (CN9500)
+ * > amixer set "MUX" "Playback" // for GP0_01
+ * > amixer set "DAC 1" 85%
+ * > aplay xxx.wav
+ *
+ * Capture (CN9501)
+ * > amixer set "MUX" "Capture" // for GP0_01
+ * > amixer set "Mic 1" 80%
+ * > amixer set "ADC 1" on
+ * > amixer set 'ADC 1' 80%
+ * > arecord xxx hoge.wav
+ */
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
#include "r8a779h0.dtsi"
@@ -26,11 +47,74 @@
ethernet0 = &avb0;
};
+ can_transceiver0: can-phy0 {
+ compatible = "nxp,tjr1443";
+ #phy-cells = <0>;
+ enable-gpios = <&gpio1 3 GPIO_ACTIVE_HIGH>;
+ max-bitrate = <5000000>;
+ };
+
chosen {
bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
stdout-path = "serial0:921600n8";
};
+ keys {
+ compatible = "gpio-keys";
+
+ pinctrl-0 = <&keys_pins>;
+ pinctrl-names = "default";
+
+ key-1 {
+ gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_1>;
+ label = "SW47";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+
+ key-2 {
+ gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_2>;
+ label = "SW48";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+
+ key-3 {
+ gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_3>;
+ label = "SW49";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led-1 {
+ gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>;
+ color = <LED_COLOR_ID_GREEN>;
+ function = LED_FUNCTION_INDICATOR;
+ function-enumerator = <1>;
+ };
+
+ led-2 {
+ gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
+ color = <LED_COLOR_ID_GREEN>;
+ function = LED_FUNCTION_INDICATOR;
+ function-enumerator = <2>;
+ };
+
+ led-3 {
+ gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
+ color = <LED_COLOR_ID_GREEN>;
+ function = LED_FUNCTION_INDICATOR;
+ function-enumerator = <3>;
+ };
+ };
+
memory@48000000 {
device_type = "memory";
/* first 128MB is reserved for secure area. */
@@ -59,6 +143,24 @@
regulator-boot-on;
regulator-always-on;
};
+
+ sound_mux: sound-mux {
+ compatible = "simple-audio-mux";
+ mux-gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
+ state-labels = "Playback", "Capture";
+ };
+
+ sound_card: sound {
+ compatible = "audio-graph-card2";
+ label = "rcar-sound";
+ aux-devs = <&sound_mux>; // for GP0_01
+
+ links = <&rsnd_port>; // AK4619 Audio Codec
+ };
+};
+
+&audio_clkin {
+ clock-frequency = <24576000>;
};
&avb0 {
@@ -79,6 +181,25 @@
};
};
+&can_clk {
+ clock-frequency = <40000000>;
+};
+
+&canfd {
+ pinctrl-0 = <&canfd0_pins>, <&canfd1_pins>, <&can_clk_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ channel0 {
+ status = "okay";
+ phys = <&can_transceiver0>;
+ };
+
+ channel1 {
+ status = "okay";
+ };
+};
+
&extal_clk {
clock-frequency = <16666666>;
};
@@ -87,6 +208,15 @@
clock-frequency = <32768>;
};
+&gpio1 {
+ audio-power-hog {
+ gpio-hog;
+ gpios = <8 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "Audio-Power";
+ };
+};
+
&hscif0 {
pinctrl-0 = <&hscif0_pins>;
pinctrl-names = "default";
@@ -139,6 +269,29 @@
};
};
+&i2c3 {
+ pinctrl-0 = <&i2c3_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+ clock-frequency = <400000>;
+
+ codec@10 {
+ compatible = "asahi-kasei,ak4619";
+ reg = <0x10>;
+
+ clocks = <&rcar_sound>;
+ clock-names = "mclk";
+
+ #sound-dai-cells = <0>;
+ port {
+ ak4619_endpoint: endpoint {
+ remote-endpoint = <&rsnd_endpoint>;
+ };
+ };
+ };
+};
+
&mmc0 {
pinctrl-0 = <&mmc_pins>;
pinctrl-1 = <&mmc_pins>;
@@ -178,6 +331,21 @@
};
};
+ can_clk_pins: can-clk {
+ groups = "can_clk";
+ function = "can_clk";
+ };
+
+ canfd0_pins: canfd0 {
+ groups = "canfd0_data";
+ function = "canfd0";
+ };
+
+ canfd1_pins: canfd1 {
+ groups = "canfd1_data";
+ function = "canfd1";
+ };
+
hscif0_pins: hscif0 {
groups = "hscif0_data", "hscif0_ctrl";
function = "hscif0";
@@ -193,6 +361,16 @@
function = "i2c0";
};
+ i2c3_pins: i2c3 {
+ groups = "i2c3";
+ function = "i2c3";
+ };
+
+ keys_pins: keys {
+ pins = "GP_5_0", "GP_5_1", "GP_5_2";
+ bias-pull-up;
+ };
+
mmc_pins: mmc {
groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
function = "mmc";
@@ -213,6 +391,40 @@
groups = "scif_clk2";
function = "scif_clk2";
};
+
+ sound_clk_pins: sound_clk {
+ groups = "audio_clkin", "audio_clkout";
+ function = "audio_clk";
+ };
+
+ sound_pins: sound {
+ groups = "ssi_ctrl", "ssi_data";
+ function = "ssi";
+ };
+};
+
+&rcar_sound {
+ pinctrl-0 = <&sound_clk_pins>, <&sound_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+
+ /* audio_clkout */
+ clock-frequency = <12288000>;
+
+ ports {
+ rsnd_port: port {
+ rsnd_endpoint: endpoint {
+ remote-endpoint = <&ak4619_endpoint>;
+ bitclock-master;
+ frame-master;
+
+ /* see above [How to use Sound] */
+ playback = <&ssi0>;
+ capture = <&ssi0>;
+ };
+ };
+ };
};
&rpc {