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Message-Id: <20211130060523.19161-2-christianshewitt@gmail.com>
Date: Tue, 30 Nov 2021 06:05:15 +0000
From: Christian Hewitt <christianshewitt@...il.com>
To: Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Kevin Hilman <khilman@...libre.com>,
Neil Armstrong <narmstrong@...libre.com>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc: Christian Hewitt <christianshewitt@...il.com>,
Benoit Masson <yahoo@...enite.com>
Subject: [RFC PATCH 1/9] arm64: dts: meson: add common SM1 ac2xx dtsi
Add a common dtsi for Android STB devices based on the Amlogic S905X3
(AC213/AC214) and S905D3 (AC201/AC202) reference designs. The dtsi is
loosely based on the existing SEI610 device-tree.
Signed-off-by: Christian Hewitt <christianshewitt@...il.com>
---
.../boot/dts/amlogic/meson-sm1-ac2xx.dtsi | 300 ++++++++++++++++++
1 file changed, 300 insertions(+)
create mode 100644 arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi
diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi b/arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi
new file mode 100644
index 000000000000..46a34731f7e2
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi
@@ -0,0 +1,300 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2019 BayLibre SAS. All rights reserved.
+ * Copyright (c) 2020 Christian Hewitt <christianshewitt@...il.com>
+ *
+ * AC200/AC202 = S905D3
+ * AC213/AC214 = S905X3
+ *
+ */
+
+#include "meson-sm1.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+ aliases {
+ serial0 = &uart_AO;
+ ethernet0 = ðmac;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ emmc_pwrseq: emmc-pwrseq {
+ compatible = "mmc-pwrseq-emmc";
+ reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
+ };
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
+
+ hdmi-connector {
+ compatible = "hdmi-connector";
+ type = "a";
+
+ port {
+ hdmi_connector_in: endpoint {
+ remote-endpoint = <&hdmi_tx_tmds_out>;
+ };
+ };
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x0 0x0 0x40000000>;
+ };
+
+ ao_5v: regulator-ao_5v {
+ compatible = "regulator-fixed";
+ regulator-name = "AO_5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&dc_in>;
+ regulator-always-on;
+ };
+
+ dc_in: regulator-dc_in {
+ compatible = "regulator-fixed";
+ regulator-name = "DC_IN";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ };
+
+ emmc_1v8: regulator-emmc_1v8 {
+ compatible = "regulator-fixed";
+ regulator-name = "EMMC_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vddao_3v3>;
+ regulator-always-on;
+ };
+
+ vddao_3v3: regulator-vddao_3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "VDDAO_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&dc_in>;
+ regulator-always-on;
+ };
+
+ vddcpu: regulator-vddcpu {
+ compatible = "pwm-regulator";
+
+ regulator-name = "VDDCPU";
+ regulator-min-microvolt = <690000>;
+ regulator-max-microvolt = <1050000>;
+
+ vin-supply = <&dc_in>;
+
+ pwms = <&pwm_AO_cd 1 1500 0>;
+ pwm-dutycycle-range = <100 0>;
+
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vddio_ao1v8: regulator-vddio_ao1v8 {
+ compatible = "regulator-fixed";
+ regulator-name = "VDDIO_AO1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vddao_3v3>;
+ regulator-always-on;
+ };
+
+ sdio_pwrseq: sdio-pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
+ clocks = <&wifi32k>;
+ clock-names = "ext_clock";
+ };
+
+ wifi32k: wifi32k {
+ compatible = "pwm-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
+ };
+};
+
+&cec_AO {
+ pinctrl-0 = <&cec_ao_a_h_pins>;
+ pinctrl-names = "default";
+ status = "disabled";
+ hdmi-phandle = <&hdmi_tx>;
+};
+
+&cecb_AO {
+ pinctrl-0 = <&cec_ao_b_h_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+ hdmi-phandle = <&hdmi_tx>;
+};
+
+&cpu0 {
+ cpu-supply = <&vddcpu>;
+ operating-points-v2 = <&cpu_opp_table>;
+ clocks = <&clkc CLKID_CPU_CLK>;
+ clock-latency = <50000>;
+};
+
+&cpu1 {
+ cpu-supply = <&vddcpu>;
+ operating-points-v2 = <&cpu_opp_table>;
+ clocks = <&clkc CLKID_CPU1_CLK>;
+ clock-latency = <50000>;
+};
+
+&cpu2 {
+ cpu-supply = <&vddcpu>;
+ operating-points-v2 = <&cpu_opp_table>;
+ clocks = <&clkc CLKID_CPU2_CLK>;
+ clock-latency = <50000>;
+};
+
+&cpu3 {
+ cpu-supply = <&vddcpu>;
+ operating-points-v2 = <&cpu_opp_table>;
+ clocks = <&clkc CLKID_CPU3_CLK>;
+ clock-latency = <50000>;
+};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
+
+&hdmi_tx {
+ status = "okay";
+ pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
+ pinctrl-names = "default";
+};
+
+&hdmi_tx_tmds_port {
+ hdmi_tx_tmds_out: endpoint {
+ remote-endpoint = <&hdmi_connector_in>;
+ };
+};
+
+&ir {
+ status = "okay";
+ pinctrl-0 = <&remote_input_ao_pins>;
+ pinctrl-names = "default";
+};
+
+&pwm_AO_ab {
+ status = "okay";
+ pinctrl-0 = <&pwm_ao_a_pins>;
+ pinctrl-names = "default";
+ clocks = <&xtal>;
+ clock-names = "clkin0";
+};
+
+&pwm_AO_cd {
+ pinctrl-0 = <&pwm_ao_d_e_pins>;
+ pinctrl-names = "default";
+ clocks = <&xtal>;
+ clock-names = "clkin1";
+ status = "okay";
+};
+
+&pwm_ef {
+ status = "okay";
+ pinctrl-0 = <&pwm_e_pins>;
+ pinctrl-names = "default";
+ clocks = <&xtal>;
+ clock-names = "clkin0";
+};
+
+&saradc {
+ status = "okay";
+ vref-supply = <&vddio_ao1v8>;
+};
+
+/* SDIO */
+&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;
+ sd-uhs-sdr104;
+ max-frequency = <200000000>;
+
+ 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_ao1v8>;
+};
+
+/* SD Card */
+&sd_emmc_b {
+ status = "okay";
+ pinctrl-0 = <&sdcard_c_pins>;
+ pinctrl-1 = <&sdcard_clk_gate_c_pins>;
+ pinctrl-names = "default", "clk-gate";
+
+ bus-width = <4>;
+ cap-sd-highspeed;
+ /* CRC errors are observed at 50MHz */
+ max-frequency = <35000000>;
+ disable-wp;
+
+ cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
+ vmmc-supply = <&vddao_3v3>;
+ vqmmc-supply = <&vddao_3v3>;
+};
+
+/* eMMC */
+&sd_emmc_c {
+ status = "okay";
+ pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
+ pinctrl-1 = <&emmc_clk_gate_pins>;
+ pinctrl-names = "default", "clk-gate";
+
+ bus-width = <8>;
+ cap-mmc-highspeed;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ max-frequency = <200000000>;
+ non-removable;
+ disable-wp;
+
+ mmc-pwrseq = <&emmc_pwrseq>;
+ vmmc-supply = <&vddao_3v3>;
+ vqmmc-supply = <&emmc_1v8>;
+};
+
+&uart_AO {
+ status = "okay";
+ pinctrl-0 = <&uart_ao_a_pins>;
+ pinctrl-names = "default";
+};
+
+&usb {
+ status = "okay";
+ dr_mode = "otg";
+};
--
2.17.1
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