linux-kernel - [PATCH v2 2/3] arm64: dts: meson-gxl: add support for JetHub H1

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Message-Id: <20210903060035.844758-3-adeep@lexina.in>
Date:   Fri,  3 Sep 2021 09:00:34 +0300
From:   Vyacheslav Bocharov <adeep@...ina.in>
To:     Neil Armstrong <narmstrong@...libre.com>,
        Kevin Hilman <khilman@...libre.com>
Cc:     linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/3] arm64: dts: meson-gxl: add support for JetHub H1

JetHome Jethub H1 (http://jethome.ru/jethub-h1) is a home automation controller with the following features:

- square plastic case
- Amlogic S905W (ARM Cortex-A53) quad-core up to 1.5GHz
- no video out
- 1GB LPDDR4
- 8/16GB eMMC flash
- 2 x USB 2.0
- 1 x 10/100Mbps ethernet
- WiFi / Bluetooth RTL8822CS IEEE 802.11a/b/g/n/ac, Bluetooth 5.0.
- TI CC2538 + CC2592 Zigbee Wireless Module with up to 20dBm output power and Zigbee 3.0 support.
- MicroSD 2.x/3.x/4.x DS/HS cards.
- 1 x gpio LED
- ADC user Button
- DC source 5V microUSB

Signed-off-by: Vyacheslav Bocharov <adeep@...ina.in>
---
 arch/arm64/boot/dts/amlogic/Makefile          |   1 +
 .../meson-gxl-s905w-jethome-jethub-j80.dts    | 241 ++++++++++++++++++
 2 files changed, 242 insertions(+)
 create mode 100644 arch/arm64/boot/dts/amlogic/meson-gxl-s905w-jethome-jethub-j80.dts

diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
index faa0a79a34f5..2c3ce7c401a5 100644
--- a/arch/arm64/boot/dts/amlogic/Makefile
+++ b/arch/arm64/boot/dts/amlogic/Makefile
@@ -38,6 +38,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s805x-p241.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905w-p281.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905w-tx3-mini.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-libretech-pc.dtb
+dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905w-jethome-jethub-j80.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxm-khadas-vim2.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxm-mecool-kiii-pro.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxm-minix-neo-u9h.dtb
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-jethome-jethub-j80.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-jethome-jethub-j80.dts
new file mode 100644
index 000000000000..d67a1bc50f7b
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-jethome-jethub-j80.dts
@@ -0,0 +1,241 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2021 Vyacheslav Bocharov <adeep@...ina.in>
+ * Copyright (c) 2020 JetHome
+ * Author: Aleksandr Kazantsev <ak@...p.ru>
+ * Author: Alexey Shevelkin <ash@...p.ru>
+ * Author: Vyacheslav Bocharov <adeep@...ina.in>
+*/
+
+/dts-v1/;
+
+#include "meson-gxl.dtsi"
+
+/ {
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x0 0x0 0x40000000>;
+	};
+
+	reserved-memory {
+		linux,cma {
+			size = <0x0 0x1000000>;
+		};
+	};
+
+	aliases {
+		serial0 = &uart_AO;   /* Console */
+		serial1 = &uart_A;    /* Bluetooth */
+		serial2 = &uart_AO_B; /* Wireless module 1 */
+		serial3 = &uart_C;    /* Wireless module 2 */
+		ethernet0 = &ethmac;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	vddio_ao18: regulator-vddio_ao18 {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDIO_AO18";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+	};
+
+	vddio_boot: regulator-vddio_boot {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDIO_BOOT";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+	};
+
+	vddao_3v3: regulator-vddao_3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDAO_3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	vcc_3v3: regulator-vcc_3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VCC_3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	emmc_pwrseq: emmc-pwrseq {
+		compatible = "mmc-pwrseq-emmc";
+		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
+	};
+
+	wifi32k: wifi32k {
+		compatible = "pwm-clock";
+		#clock-cells = <0>;
+		clock-frequency = <32768>;
+		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
+	};
+
+	sdio_pwrseq: sdio-pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
+		clocks = <&wifi32k>;
+		clock-names = "ext_clock";
+	};
+};
+
+&efuse {
+	sn: sn@14 {
+		reg = <0x14 0x10>;
+	};
+	bt_mac: bt_mac@6 {
+		reg = <0x6 0x6>;
+	};
+	wifi_mac: wifi_mac@C {
+		reg = <0xc 0x6>;
+	};
+	serial: serial@32 {
+		reg = <0x32 0x20>;
+	};
+};
+
+&eth_mac {
+	reg = <0x0 0x6>;
+};
+
+&bid {
+	reg = <0x12 0x20>;
+};
+
+
+&usb {
+	status = "okay";
+	dr_mode = "host";
+};
+
+&pwm_ef {
+	status = "okay";
+	pinctrl-0 = <&pwm_e_pins>;
+	pinctrl-names = "default";
+	clocks = <&clkc CLKID_FCLK_DIV4>;
+	clock-names = "clkin0";
+};
+
+&saradc {
+	status = "okay";
+	vref-supply = <&vddio_ao18>;
+};
+
+/* Wireless SDIO Module */
+&sd_emmc_a {
+	status = "okay";
+	pinctrl-0 = <&sdio_pins>;
+	pinctrl-1 = <&sdio_clk_gate_pins>;
+	pinctrl-names = "default", "clk-gate";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	bus-width = <4>;
+	cap-sd-highspeed;
+	max-frequency = <50000000>;
+
+	non-removable;
+	disable-wp;
+
+	/* WiFi firmware requires power to be kept while in suspend */
+	keep-power-in-suspend;
+
+	mmc-pwrseq = <&sdio_pwrseq>;
+
+	vmmc-supply = <&vddao_3v3>;
+	vqmmc-supply = <&vddio_boot>;
+};
+
+/* SD card */
+&sd_emmc_b {
+	status = "okay";
+	pinctrl-0 = <&sdcard_pins>;
+	pinctrl-1 = <&sdcard_clk_gate_pins>;
+	pinctrl-names = "default", "clk-gate";
+
+	bus-width = <4>;
+	cap-sd-highspeed;
+	max-frequency = <50000000>;
+	disable-wp;
+
+	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
+
+	vmmc-supply = <&vddao_3v3>;
+	vqmmc-supply = <&vddio_boot>;
+};
+
+/* eMMC */
+&sd_emmc_c {
+	status = "okay";
+	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
+	pinctrl-1 = <&emmc_clk_gate_pins>;
+	pinctrl-names = "default", "clk-gate";
+
+	bus-width = <8>;
+	cap-mmc-highspeed;
+	max-frequency = <200000000>;
+	non-removable;
+	disable-wp;
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
+
+	mmc-pwrseq = <&emmc_pwrseq>;
+	vmmc-supply = <&vcc_3v3>;
+	vqmmc-supply = <&vddio_boot>;
+};
+
+/* Console UART */
+&uart_AO {
+	status = "okay";
+	pinctrl-0 = <&uart_ao_a_pins>;
+	pinctrl-names = "default";
+};
+
+/* S905W only has access to its internal PHY */
+&ethmac {
+	status = "okay";
+	phy-mode = "rmii";
+	phy-handle = <&internal_phy>;
+};
+
+&internal_phy {
+	status = "okay";
+	pinctrl-0 = <&eth_link_led_pins>, <&eth_act_led_pins>;
+	pinctrl-names = "default";
+};
+
+&uart_A {
+	status = "okay";
+	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
+	pinctrl-names = "default";
+	uart-has-rtscts;
+};
+
+&uart_C {
+	status = "okay";
+	pinctrl-0 = <&uart_c_pins>;
+	pinctrl-names = "default";
+};
+
+&uart_AO_B {
+	status = "okay";
+	pinctrl-0 = <&uart_ao_b_pins>, <&uart_ao_b_cts_rts_pins>;
+	pinctrl-names = "default";
+	uart-has-rtscts;
+};
+
+&i2c_B {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c_b_pins>;
+
+	pcf8563: pcf8563@51 {
+		compatible = "nxp,pcf8563";
+		reg = <0x51>;
+		status = "okay";
+	};
+};
-- 
2.30.2