ARM: dts: ep93xx: Add EDB9302 DT

Add device tree for Cirrus EDB9302.

Signed-off-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>

diff --git a/arch/arm/boot/dts/cirrus/Makefile b/arch/arm/boot/dts/cirrus/Makefile
index 211a7e2f21154b13d3e7a42c82360ecbd75d47ef..e6015983e464022eab2dae10e30647461f38fa8b 100644 (file)
--- a/arch/arm/boot/dts/cirrus/Makefile
+++ b/arch/arm/boot/dts/cirrus/Makefile
@@ -4,5 +4,6 @@ dtb-$(CONFIG_ARCH_CLPS711X) += \
 dtb-$(CONFIG_ARCH_CLPS711X) += \
        ep7211-edb7211.dtb
 dtb-$(CONFIG_ARCH_EP93XX) += \
+       ep93xx-edb9302.dtb \
        ep93xx-bk3.dtb \
        ep93xx-ts7250.dtb

diff --git a/arch/arm/boot/dts/cirrus/ep93xx-edb9302.dts b/arch/arm/boot/dts/cirrus/ep93xx-edb9302.dts
new file mode 100644 (file)
index 0000000..0bf1008
--- /dev/null
+++ b/arch/arm/boot/dts/cirrus/ep93xx-edb9302.dts
@@ -0,0 +1,181 @@
+// SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+/*
+ * Device Tree file for Cirrus Logic EDB9302 board based on EP9302 SoC
+ */
+/dts-v1/;
+#include "ep93xx.dtsi"
+
+/ {
+       #address-cells = <1>;
+       #size-cells = <1>;
+       compatible = "cirrus,edb9302", "cirrus,ep9301";
+       model = "cirrus,edb9302";
+
+       chosen {
+       };
+
+       memory@0 {
+               device_type = "memory";
+               /* should be set from ATAGS */
+               reg = <0x0000000 0x800000>,
+                     <0x1000000 0x800000>,
+                     <0x4000000 0x800000>,
+                     <0x5000000 0x800000>;
+       };
+
+       sound {
+               compatible = "audio-graph-card2";
+               label = "EDB93XX";
+               links = <&i2s_port>;
+       };
+
+       leds {
+               compatible = "gpio-leds";
+               led-0 {
+                       label = "grled";
+                       gpios = <&gpio4 0 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "heartbeat";
+                       function = LED_FUNCTION_HEARTBEAT;
+               };
+
+               led-1 {
+                       label = "rdled";
+                       gpios = <&gpio4 1 GPIO_ACTIVE_HIGH>;
+                       function = LED_FUNCTION_FAULT;
+               };
+       };
+};
+
+&adc {
+       status = "okay";
+};
+
+&ebi {
+       flash@60000000 {
+               compatible = "cfi-flash";
+               reg = <0x60000000 0x1000000>;
+               bank-width = <2>;
+       };
+};
+
+&eth0 {
+       phy-handle = <&phy0>;
+};
+
+&gpio0 {
+       gpio-ranges = <&syscon 0 153 1>,
+                     <&syscon 1 152 1>,
+                     <&syscon 2 151 1>,
+                     <&syscon 3 148 1>,
+                     <&syscon 4 147 1>,
+                     <&syscon 5 146 1>,
+                     <&syscon 6 145 1>,
+                     <&syscon 7 144 1>;
+};
+
+&gpio1 {
+       gpio-ranges = <&syscon 0 143 1>,
+                     <&syscon 1 142 1>,
+                     <&syscon 2 141 1>,
+                     <&syscon 3 140 1>,
+                     <&syscon 4 165 1>,
+                     <&syscon 5 164 1>,
+                     <&syscon 6 163 1>,
+                     <&syscon 7 160 1>;
+};
+
+&gpio2 {
+       gpio-ranges = <&syscon 0 115 1>;
+};
+
+/* edb9302 doesn't have GPIO Port D present */
+&gpio3 {
+       status = "disabled";
+};
+
+&gpio4 {
+       gpio-ranges = <&syscon 0 97 2>;
+};
+
+&gpio5 {
+       gpio-ranges = <&syscon 1 170 1>,
+                     <&syscon 2 169 1>,
+                     <&syscon 3 168 1>;
+};
+
+&gpio6 {
+       gpio-ranges = <&syscon 0 87 2>;
+};
+
+&gpio7 {
+       gpio-ranges = <&syscon 2 199 4>;
+};
+
+&i2s {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2s_on_ac97_pins>;
+       status = "okay";
+       i2s_port: port {
+               i2s_ep: endpoint {
+                       system-clock-direction-out;
+                       frame-master;
+                       bitclock-master;
+                       mclk-fs = <256>;
+                       dai-format = "i2s";
+                       convert-channels = <2>;
+                       convert-sample-format = "s32_le";
+                       remote-endpoint = <&codec_ep>;
+               };
+       };
+};
+
+&mdio0 {
+       phy0: ethernet-phy@1 {
+               reg = <1>;
+               device_type = "ethernet-phy";
+       };
+};
+
+&spi0 {
+       cs-gpios = <&gpio0 6 GPIO_ACTIVE_LOW
+                   &gpio0 7 GPIO_ACTIVE_LOW>;
+       dmas = <&dma1 10 2>, <&dma1 10 1>;
+       dma-names = "rx", "tx";
+       status = "okay";
+
+       cs4271: codec@0 {
+               compatible = "cirrus,cs4271";
+               reg = <0>;
+               #sound-dai-cells = <0>;
+               spi-max-frequency = <6000000>;
+               spi-cpol;
+               spi-cpha;
+               reset-gpio = <&gpio0 1 GPIO_ACTIVE_LOW>;
+               port {
+                       codec_ep: endpoint {
+                               remote-endpoint = <&i2s_ep>;
+                       };
+               };
+       };
+
+       at25f1024: eeprom@1 {
+               compatible = "atmel,at25";
+               reg = <1>;
+               address-width = <8>;
+               size = <0x20000>;
+               pagesize = <256>;
+               spi-max-frequency = <20000000>;
+       };
+};
+
+&uart0 {
+       status = "okay";
+};
+
+&uart1 {
+       status = "okay";
+};
+
+&usb0 {
+       status = "okay";
+};