arm: dts: sunxi: Add ICnova A20 ADB4006 board

Add board support for ICnova A20 SomPi compute module on
ICnova ADB4006 development board.

Specification:
SoM
- Processor: Allwinner A20 Cortex-A7 Dual Core at 1GHz
- 512MB DDR3 RAM
- Fast Ethernet (Phy: Realtek RTL8201CP)
ADB4006
- I2C
- 2x USB 2.0
- 1x Fast Ethernet port
- 1x SATA
- 2x buttons (PWRON, Boot)
- 2x LEDS
- serial console
- HDMI
- µSD-Card slot
- Audio Line-In / Line-Out
- GPIO pinheaders

https://wiki.in-circuit.de/index.php5?title=ICnova_ADB4006
https://wiki.in-circuit.de/index.php5?title=ICnova_A20_SODIMM

Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Ludwig Kormann <ludwig.kormann@ict42.de>
Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20230510111528.2155582-3-ludwig.kormann@ict42.de
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 59829fc..b4e10c3 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1335,6 +1335,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \
        sun7i-a20-hummingbird.dtb \
        sun7i-a20-itead-ibox.dtb \
        sun7i-a20-i12-tvbox.dtb \
+       sun7i-a20-icnova-a20-adb4006.dtb \
        sun7i-a20-icnova-swac.dtb \
        sun7i-a20-lamobo-r1.dtb \
        sun7i-a20-linutronix-testbox-v2.dtb \

diff --git a/arch/arm/boot/dts/sun7i-a20-icnova-a20-adb4006.dts b/arch/arm/boot/dts/sun7i-a20-icnova-a20-adb4006.dts
new file mode 100644 (file)
index 0000000..577ead1
--- /dev/null
+++ b/arch/arm/boot/dts/sun7i-a20-icnova-a20-adb4006.dts
@@ -0,0 +1,137 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+// Copyright (C) 2023 In-Circuit GmbH
+
+/dts-v1/;
+
+#include "sun7i-a20-icnova-a20.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
+
+/ {
+       model = "In-Circuit ICnova A20 ADB4006";
+       compatible = "incircuit,icnova-a20-adb4006", "incircuit,icnova-a20",
+                    "allwinner,sun7i-a20";
+
+       aliases {
+               serial0 = &uart0;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+
+       hdmi-connector {
+               compatible = "hdmi-connector";
+               type = "a";
+
+               port {
+                       hdmi_con_in: endpoint {
+                               remote-endpoint = <&hdmi_out_con>;
+                       };
+               };
+       };
+
+       leds {
+               compatible = "gpio-leds";
+
+               led-0 {
+                       function = LED_FUNCTION_POWER;
+                       color = <LED_COLOR_ID_YELLOW>;
+                       gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* PH21 */
+                       default-state = "on";
+               };
+
+               led-1 {
+                       function = LED_FUNCTION_HEARTBEAT;
+                       color = <LED_COLOR_ID_RED>;
+                       gpios = <&pio 7 20 GPIO_ACTIVE_HIGH>; /* PH20 */
+                       linux,default-trigger = "heartbeat";
+               };
+       };
+};
+
+&ahci {
+       target-supply = <&reg_ahci_5v>;
+       status = "okay";
+};
+
+&codec {
+       status = "okay";
+};
+
+&de {
+       status = "okay";
+};
+
+&ehci0 {
+       status = "okay";
+};
+
+&ehci1 {
+       status = "okay";
+};
+
+&hdmi {
+       status = "okay";
+};
+
+&hdmi_out {
+       hdmi_out_con: endpoint {
+               remote-endpoint = <&hdmi_con_in>;
+       };
+};
+
+&mmc0 {
+       vmmc-supply = <&reg_vcc3v3>;
+       bus-width = <4>;
+       cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
+       status = "okay";
+};
+
+&ohci0 {
+       status = "okay";
+};
+
+&ohci1 {
+       status = "okay";
+};
+
+&otg_sram {
+       status = "okay";
+};
+
+&reg_ahci_5v {
+       status = "okay";
+};
+
+&ac_power_supply {
+       status = "okay";
+};
+
+&reg_usb1_vbus {
+       status = "okay";
+};
+
+&reg_usb2_vbus {
+       status = "okay";
+};
+
+&uart0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart0_pb_pins>;
+       status = "okay";
+};
+
+&usb_otg {
+       dr_mode = "otg";
+       status = "okay";
+};
+
+&usbphy {
+       usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
+       usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
+       usb1_vbus-supply = <&reg_usb1_vbus>;
+       usb2_vbus-supply = <&reg_usb2_vbus>;
+       status = "okay";
+};

diff --git a/arch/arm/boot/dts/sun7i-a20-icnova-a20.dtsi b/arch/arm/boot/dts/sun7i-a20-icnova-a20.dtsi
new file mode 100644 (file)
index 0000000..46616c6
--- /dev/null
+++ b/arch/arm/boot/dts/sun7i-a20-icnova-a20.dtsi
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+// Copyright (C) 2023 In-Circuit GmbH
+
+#include "sun7i-a20.dtsi"
+#include "sunxi-common-regulators.dtsi"
+
+#include <dt-bindings/interrupt-controller/irq.h>
+
+&cpu0 {
+       cpu-supply = <&reg_dcdc2>;
+};
+
+&gmac {
+       pinctrl-names = "default";
+       pinctrl-0 = <&gmac_mii_pins>;
+       phy-handle = <&phy1>;
+       phy-mode = "mii";
+       status = "okay";
+};
+
+&i2c0 {
+       status = "okay";
+
+       axp209: pmic@34 {
+               reg = <0x34>;
+               interrupt-parent = <&nmi_intc>;
+               interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+       };
+};
+
+&gmac_mdio {
+       phy1: ethernet-phy@1 {
+               reg = <1>;
+       };
+};
+
+#include "axp209.dtsi"
+
+&reg_dcdc2 {
+       regulator-always-on;
+       regulator-min-microvolt = <1000000>;
+       regulator-max-microvolt = <1400000>;
+       regulator-name = "vdd-cpu";
+};
+
+&reg_dcdc3 {
+       regulator-always-on;
+       regulator-min-microvolt = <1000000>;
+       regulator-max-microvolt = <1400000>;
+       regulator-name = "vdd-int-dll";
+};
+
+&reg_ldo1 {
+       regulator-name = "vdd-rtc";
+};
+
+&reg_ldo2 {
+       regulator-always-on;
+       regulator-min-microvolt = <3000000>;
+       regulator-max-microvolt = <3000000>;
+       regulator-name = "avcc";
+};