| Message ID | 20230127150536.3719090-2-christianshewitt@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v2,1/2] dt-bindings: arm: amlogic: add support for Radxa Zero2 | expand |
On 27/01/2023 16:05, Christian Hewitt wrote: > From: Yuntian Zhang <yt@radxa.com> > > Radxa Zero2 is a small form factor SBC based on the Amlogic A311D > chipset that ships in a number of eMMC configurations: > > - Amlogic A311D (Quad A73 + Dual A53) CPU > - 4GB LPDDR4 RAM > - 32/64/128GB eMMC > - Mali G52-MP4 GPU > - HDMI 2.1 output (micro) > - BCM4345 WiFi (2.4/5GHz a/b/g/n/ac) and BT 5.0 > - 1x USB 2.0 port - Type C (OTG) > - 1x USB 3.0 port - Type C (Host) > - 1x micro SD Card slot > - 40 Pin GPIO header > > Signed-off-by: Yuntian Zhang <yt@radxa.com> > Signed-off-by: Christian Hewitt <christianshewitt@gmail.com> > --- > The original dts from Yuntian contains some additional content for > the USB-C device, but this is not working for me so I have ommited > it and kept things simple. I've also left out some pwm-fan/thermal > content; while the board does not ship with a fan the A311D chip > should be used with one and I believe the board has a connector to > add a fan, but until this is confirmed (and production boards are > available) it's best left out. > > Changes from v1: > - Corrected underscores in node names > - Corrected wifi32k clock node name > > arch/arm64/boot/dts/amlogic/Makefile | 1 + > .../dts/amlogic/meson-g12b-radxa-zero2.dts | 489 ++++++++++++++++++ > 2 files changed, 490 insertions(+) > create mode 100644 arch/arm64/boot/dts/amlogic/meson-g12b-radxa-zero2.dts > > diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile > index 04114e8c9992..bb1af1d80c21 100644 > --- a/arch/arm64/boot/dts/amlogic/Makefile > +++ b/arch/arm64/boot/dts/amlogic/Makefile > @@ -16,6 +16,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-go-ultra.dtb > dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-n2-plus.dtb > dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-n2.dtb > dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-n2l.dtb > +dtb-$(CONFIG_ARCH_MESON) += meson-g12b-radxa-zero2.dtb > dtb-$(CONFIG_ARCH_MESON) += meson-g12b-s922x-khadas-vim3.dtb > dtb-$(CONFIG_ARCH_MESON) += meson-g12b-ugoos-am6.dtb > dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-kii-pro.dtb > diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-radxa-zero2.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-radxa-zero2.dts > new file mode 100644 > index 000000000000..9a60c5ec2072 > --- /dev/null > +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-radxa-zero2.dts > @@ -0,0 +1,489 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) > +/* > + * Copyright (c) 2019 BayLibre, SAS > + * Author: Neil Armstrong <narmstrong@baylibre.com> > + * Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com> > + * Copyright (c) 2022 Radxa Limited > + * Author: Yuntian Zhang <yt@radxa.com> > + */ > + > +/dts-v1/; > + > +#include "meson-g12b-a311d.dtsi" > +#include <dt-bindings/input/input.h> > +#include <dt-bindings/leds/common.h> > +#include <dt-bindings/gpio/meson-g12a-gpio.h> > +#include <dt-bindings/sound/meson-g12a-tohdmitx.h> > + > +/ { > + compatible = "radxa,zero2", "amlogic,a311d", "amlogic,g12b"; > + model = "Radxa Zero2"; > + > + aliases { > + serial0 = &uart_AO; > + serial2 = &uart_A; > + }; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + memory@0 { > + device_type = "memory"; > + reg = <0x0 0x0 0x0 0x80000000>; > + }; > + > + gpio-keys-polled { > + compatible = "gpio-keys-polled"; > + poll-interval = <100>; > + power-button { > + label = "power"; > + linux,code = <KEY_POWER>; > + gpios = <&gpio_ao GPIOAO_3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; > + }; > + }; > + > + leds { > + compatible = "gpio-leds"; > + > + led-green { > + color = <LED_COLOR_ID_GREEN>; > + function = LED_FUNCTION_STATUS; > + gpios = <&gpio GPIOA_12 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "heartbeat"; > + }; > + }; > + > + hdmi-connector { > + compatible = "hdmi-connector"; > + type = "a"; > + > + port { > + hdmi_connector_in: endpoint { > + remote-endpoint = <&hdmi_tx_tmds_out>; > + }; > + }; > + }; > + > + emmc_pwrseq: emmc-pwrseq { > + compatible = "mmc-pwrseq-emmc"; > + reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; > + }; > + > + sdio_pwrseq: sdio-pwrseq { > + compatible = "mmc-pwrseq-simple"; > + reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; > + clocks = <&wifi32k>; > + clock-names = "ext_clock"; > + }; > + > + ao_5v: regulator-ao-5v { > + compatible = "regulator-fixed"; > + regulator-name = "AO_5V"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + regulator-always-on; > + }; > + > + vcc_1v8: regulator-vcc-1v8 { > + compatible = "regulator-fixed"; > + regulator-name = "VCC_1V8"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + vin-supply = <&vcc_3v3>; > + regulator-always-on; > + }; > + > + vcc_3v3: regulator-vcc-3v3 { > + compatible = "regulator-fixed"; > + regulator-name = "VCC_3V3"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + vin-supply = <&vddao_3v3>; > + regulator-always-on; > + /* FIXME: actually controlled by VDDCPU_B_EN */ > + }; > + > + vddao_1v8: regulator-vddao-1v8 { > + compatible = "regulator-fixed"; > + regulator-name = "VDDIO_AO1V8"; > + 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 = <&ao_5v>; > + regulator-always-on; > + }; > + > + vddcpu_a: regulator-vddcpu-a { > + /* > + * MP8756GD Regulator. > + */ > + compatible = "pwm-regulator"; > + > + regulator-name = "VDDCPU_A"; > + regulator-min-microvolt = <730000>; > + regulator-max-microvolt = <1022000>; > + > + pwm-supply = <&ao_5v>; > + > + pwms = <&pwm_ab 0 1250 0>; > + pwm-dutycycle-range = <100 0>; > + > + regulator-boot-on; > + regulator-always-on; > + }; > + > + vddcpu_b: regulator-vddcpu-b { > + /* > + * Silergy SY8120B1ABC Regulator. > + */ > + compatible = "pwm-regulator"; > + > + regulator-name = "VDDCPU_B"; > + regulator-min-microvolt = <730000>; > + regulator-max-microvolt = <1022000>; > + > + pwm-supply = <&ao_5v>; > + > + pwms = <&pwm_AO_cd 1 1250 0>; > + pwm-dutycycle-range = <100 0>; > + > + regulator-boot-on; > + regulator-always-on; > + }; > + > + sound { > + compatible = "amlogic,axg-sound-card"; > + model = "RADXA-ZERO2"; > + audio-aux-devs = <&tdmout_b>; > + audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1", > + "TDMOUT_B IN 1", "FRDDR_B OUT 1", > + "TDMOUT_B IN 2", "FRDDR_C OUT 1", > + "TDM_B Playback", "TDMOUT_B OUT"; > + > + assigned-clocks = <&clkc CLKID_MPLL2>, > + <&clkc CLKID_MPLL0>, > + <&clkc CLKID_MPLL1>; > + assigned-clock-parents = <0>, <0>, <0>; > + assigned-clock-rates = <294912000>, > + <270950400>, > + <393216000>; > + > + dai-link-0 { > + sound-dai = <&frddr_a>; > + }; > + > + dai-link-1 { > + sound-dai = <&frddr_b>; > + }; > + > + dai-link-2 { > + sound-dai = <&frddr_c>; > + }; > + > + /* 8ch hdmi interface */ > + dai-link-3 { > + sound-dai = <&tdmif_b>; > + dai-format = "i2s"; > + dai-tdm-slot-tx-mask-0 = <1 1>; > + dai-tdm-slot-tx-mask-1 = <1 1>; > + dai-tdm-slot-tx-mask-2 = <1 1>; > + dai-tdm-slot-tx-mask-3 = <1 1>; > + mclk-fs = <256>; > + > + codec { > + sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>; > + }; > + }; > + > + /* hdmi glue */ > + dai-link-4 { > + sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>; > + > + codec { > + sound-dai = <&hdmi_tx>; > + }; > + }; > + }; > + > + wifi32k: clock-0 { > + compatible = "pwm-clock"; > + #clock-cells = <0>; > + clock-frequency = <32768>; > + pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ > + }; > +}; > + > +&arb { > + status = "okay"; > +}; > + > +&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>; > +}; > + > +&clkc_audio { > + status = "okay"; > +}; > + > +&cpu0 { > + cpu-supply = <&vddcpu_b>; > + operating-points-v2 = <&cpu_opp_table_0>; > + clocks = <&clkc CLKID_CPU_CLK>; > + clock-latency = <50000>; > +}; > + > +&cpu1 { > + cpu-supply = <&vddcpu_b>; > + operating-points-v2 = <&cpu_opp_table_0>; > + clocks = <&clkc CLKID_CPU_CLK>; > + clock-latency = <50000>; > +}; > + > +&cpu100 { > + cpu-supply = <&vddcpu_a>; > + operating-points-v2 = <&cpub_opp_table_1>; > + clocks = <&clkc CLKID_CPUB_CLK>; > + clock-latency = <50000>; > +}; > + > +&cpu101 { > + cpu-supply = <&vddcpu_a>; > + operating-points-v2 = <&cpub_opp_table_1>; > + clocks = <&clkc CLKID_CPUB_CLK>; > + clock-latency = <50000>; > +}; > + > +&cpu102 { > + cpu-supply = <&vddcpu_a>; > + operating-points-v2 = <&cpub_opp_table_1>; > + clocks = <&clkc CLKID_CPUB_CLK>; > + clock-latency = <50000>; > +}; > + > +&cpu103 { > + cpu-supply = <&vddcpu_a>; > + operating-points-v2 = <&cpub_opp_table_1>; > + clocks = <&clkc CLKID_CPUB_CLK>; > + clock-latency = <50000>; > +}; > + > +&frddr_a { > + status = "okay"; > +}; > + > +&frddr_b { > + status = "okay"; > +}; > + > +&frddr_c { > + status = "okay"; > +}; > + > +&gpio { > + gpio-line-names = > + /* GPIOZ */ > + "PIN_27", "PIN_28", "PIN_7", "PIN_11", "PIN_13", "PIN_15", "PIN_18", "PIN_40", > + "", "", "", "", "", "", "", "", > + /* GPIOH */ > + "", "", "", "", "PIN_19", "PIN_21", "PIN_24", "PIN_23", > + "", > + /* BOOT */ > + "", "", "", "", "", "", "", "", > + "", "", "", "", "EMMC_PWRSEQ", "", "", "", > + /* GPIOC */ > + "", "", "", "", "", "", "SD_CD", "PIN_36", > + /* GPIOA */ > + "PIN_32", "PIN_12", "PIN_35", "", "", "PIN_38", "", "", > + "", "", "", "", "LED_GREEN", "PIN_31", "PIN_3", "PIN_5", > + /* GPIOX */ > + "", "", "", "", "", "", "SDIO_PWRSEQ", "", > + "", "", "", "", "", "", "", "", > + "", "BT_SHUTDOWN", "", ""; > +}; > + > +&gpio_ao { > + gpio-line-names = > + /* GPIOAO */ > + "PIN_8", "PIN_10", "", "BTN_POWER", "", "", "", "PIN_29", > + "PIN_33", "PIN_37", "FAN", "", > + /* GPIOE */ > + "", "", ""; > +}; > + > +&hdmi_tx { > + status = "okay"; > + pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; > + pinctrl-names = "default"; > + hdmi-supply = <&ao_5v>; > +}; > + > +&hdmi_tx_tmds_port { > + hdmi_tx_tmds_out: endpoint { > + remote-endpoint = <&hdmi_connector_in>; > + }; > +}; > + > +&ir { > + status = "disabled"; > + pinctrl-0 = <&remote_input_ao_pins>; > + pinctrl-names = "default"; > +}; > + > +&pwm_ab { > + pinctrl-0 = <&pwm_a_e_pins>; > + pinctrl-names = "default"; > + clocks = <&xtal>; > + clock-names = "clkin0"; > + status = "okay"; > +}; > + > +&pwm_ef { > + pinctrl-0 = <&pwm_e_pins>; > + pinctrl-names = "default"; > + clocks = <&xtal>; > + clock-names = "clkin2"; > + status = "okay"; > +}; > + > +&pwm_AO_ab { > + pinctrl-0 = <&pwm_ao_a_pins>; > + pinctrl-names = "default"; > + clocks = <&xtal>; > + clock-names = "clkin3"; > + status = "okay"; > +}; > + > +&pwm_AO_cd { > + pinctrl-0 = <&pwm_ao_d_e_pins>; > + pinctrl-names = "default"; > + clocks = <&xtal>; > + clock-names = "clkin4"; > + status = "okay"; > +}; > + > +&saradc { > + status = "okay"; > + vref-supply = <&vddao_1v8>; > +}; > + > +/* 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; > + max-frequency = <100000000>; > + > + 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 = <&vddao_1v8>; > + > + brcmf: wifi@1 { > + reg = <1>; > + compatible = "brcm,bcm4329-fmac"; > + }; > +}; > + > +/* 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; > + max-frequency = <50000000>; > + 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>; > + disable-wp; > + > + mmc-pwrseq = <&emmc_pwrseq>; > + vmmc-supply = <&vcc_3v3>; > + vqmmc-supply = <&vcc_1v8>; > +}; > + > +&tdmif_b { > + status = "okay"; > +}; > + > +&tdmout_b { > + status = "okay"; > +}; > + > +&tohdmitx { > + status = "okay"; > +}; > + > +&uart_A { > + status = "okay"; > + pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; > + pinctrl-names = "default"; > + uart-has-rtscts; > + > + bluetooth { > + compatible = "brcm,bcm43438-bt"; > + shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; > + max-speed = <2000000>; > + clocks = <&wifi32k>; > + clock-names = "lpo"; > + }; > +}; > + > +&uart_AO { > + status = "okay"; > + pinctrl-0 = <&uart_ao_a_pins>; > + pinctrl-names = "default"; > +}; > + > +&usb { > + status = "okay"; > +}; Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile index 04114e8c9992..bb1af1d80c21 100644 --- a/arch/arm64/boot/dts/amlogic/Makefile +++ b/arch/arm64/boot/dts/amlogic/Makefile @@ -16,6 +16,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-go-ultra.dtb dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-n2-plus.dtb dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-n2.dtb dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-n2l.dtb +dtb-$(CONFIG_ARCH_MESON) += meson-g12b-radxa-zero2.dtb dtb-$(CONFIG_ARCH_MESON) += meson-g12b-s922x-khadas-vim3.dtb dtb-$(CONFIG_ARCH_MESON) += meson-g12b-ugoos-am6.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-kii-pro.dtb diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-radxa-zero2.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-radxa-zero2.dts new file mode 100644 index 000000000000..9a60c5ec2072 --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-radxa-zero2.dts @@ -0,0 +1,489 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2019 BayLibre, SAS + * Author: Neil Armstrong <narmstrong@baylibre.com> + * Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com> + * Copyright (c) 2022 Radxa Limited + * Author: Yuntian Zhang <yt@radxa.com> + */ + +/dts-v1/; + +#include "meson-g12b-a311d.dtsi" +#include <dt-bindings/input/input.h> +#include <dt-bindings/leds/common.h> +#include <dt-bindings/gpio/meson-g12a-gpio.h> +#include <dt-bindings/sound/meson-g12a-tohdmitx.h> + +/ { + compatible = "radxa,zero2", "amlogic,a311d", "amlogic,g12b"; + model = "Radxa Zero2"; + + aliases { + serial0 = &uart_AO; + serial2 = &uart_A; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x80000000>; + }; + + gpio-keys-polled { + compatible = "gpio-keys-polled"; + poll-interval = <100>; + power-button { + label = "power"; + linux,code = <KEY_POWER>; + gpios = <&gpio_ao GPIOAO_3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; + }; + }; + + leds { + compatible = "gpio-leds"; + + led-green { + color = <LED_COLOR_ID_GREEN>; + function = LED_FUNCTION_STATUS; + gpios = <&gpio GPIOA_12 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + }; + }; + + hdmi-connector { + compatible = "hdmi-connector"; + type = "a"; + + port { + hdmi_connector_in: endpoint { + remote-endpoint = <&hdmi_tx_tmds_out>; + }; + }; + }; + + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; + }; + + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; + clocks = <&wifi32k>; + clock-names = "ext_clock"; + }; + + ao_5v: regulator-ao-5v { + compatible = "regulator-fixed"; + regulator-name = "AO_5V"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; + + vcc_1v8: regulator-vcc-1v8 { + compatible = "regulator-fixed"; + regulator-name = "VCC_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + vin-supply = <&vcc_3v3>; + regulator-always-on; + }; + + vcc_3v3: regulator-vcc-3v3 { + compatible = "regulator-fixed"; + regulator-name = "VCC_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vddao_3v3>; + regulator-always-on; + /* FIXME: actually controlled by VDDCPU_B_EN */ + }; + + vddao_1v8: regulator-vddao-1v8 { + compatible = "regulator-fixed"; + regulator-name = "VDDIO_AO1V8"; + 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 = <&ao_5v>; + regulator-always-on; + }; + + vddcpu_a: regulator-vddcpu-a { + /* + * MP8756GD Regulator. + */ + compatible = "pwm-regulator"; + + regulator-name = "VDDCPU_A"; + regulator-min-microvolt = <730000>; + regulator-max-microvolt = <1022000>; + + pwm-supply = <&ao_5v>; + + pwms = <&pwm_ab 0 1250 0>; + pwm-dutycycle-range = <100 0>; + + regulator-boot-on; + regulator-always-on; + }; + + vddcpu_b: regulator-vddcpu-b { + /* + * Silergy SY8120B1ABC Regulator. + */ + compatible = "pwm-regulator"; + + regulator-name = "VDDCPU_B"; + regulator-min-microvolt = <730000>; + regulator-max-microvolt = <1022000>; + + pwm-supply = <&ao_5v>; + + pwms = <&pwm_AO_cd 1 1250 0>; + pwm-dutycycle-range = <100 0>; + + regulator-boot-on; + regulator-always-on; + }; + + sound { + compatible = "amlogic,axg-sound-card"; + model = "RADXA-ZERO2"; + audio-aux-devs = <&tdmout_b>; + audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1", + "TDMOUT_B IN 1", "FRDDR_B OUT 1", + "TDMOUT_B IN 2", "FRDDR_C OUT 1", + "TDM_B Playback", "TDMOUT_B OUT"; + + assigned-clocks = <&clkc CLKID_MPLL2>, + <&clkc CLKID_MPLL0>, + <&clkc CLKID_MPLL1>; + assigned-clock-parents = <0>, <0>, <0>; + assigned-clock-rates = <294912000>, + <270950400>, + <393216000>; + + dai-link-0 { + sound-dai = <&frddr_a>; + }; + + dai-link-1 { + sound-dai = <&frddr_b>; + }; + + dai-link-2 { + sound-dai = <&frddr_c>; + }; + + /* 8ch hdmi interface */ + dai-link-3 { + sound-dai = <&tdmif_b>; + dai-format = "i2s"; + dai-tdm-slot-tx-mask-0 = <1 1>; + dai-tdm-slot-tx-mask-1 = <1 1>; + dai-tdm-slot-tx-mask-2 = <1 1>; + dai-tdm-slot-tx-mask-3 = <1 1>; + mclk-fs = <256>; + + codec { + sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>; + }; + }; + + /* hdmi glue */ + dai-link-4 { + sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>; + + codec { + sound-dai = <&hdmi_tx>; + }; + }; + }; + + wifi32k: clock-0 { + compatible = "pwm-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ + }; +}; + +&arb { + status = "okay"; +}; + +&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>; +}; + +&clkc_audio { + status = "okay"; +}; + +&cpu0 { + cpu-supply = <&vddcpu_b>; + operating-points-v2 = <&cpu_opp_table_0>; + clocks = <&clkc CLKID_CPU_CLK>; + clock-latency = <50000>; +}; + +&cpu1 { + cpu-supply = <&vddcpu_b>; + operating-points-v2 = <&cpu_opp_table_0>; + clocks = <&clkc CLKID_CPU_CLK>; + clock-latency = <50000>; +}; + +&cpu100 { + cpu-supply = <&vddcpu_a>; + operating-points-v2 = <&cpub_opp_table_1>; + clocks = <&clkc CLKID_CPUB_CLK>; + clock-latency = <50000>; +}; + +&cpu101 { + cpu-supply = <&vddcpu_a>; + operating-points-v2 = <&cpub_opp_table_1>; + clocks = <&clkc CLKID_CPUB_CLK>; + clock-latency = <50000>; +}; + +&cpu102 { + cpu-supply = <&vddcpu_a>; + operating-points-v2 = <&cpub_opp_table_1>; + clocks = <&clkc CLKID_CPUB_CLK>; + clock-latency = <50000>; +}; + +&cpu103 { + cpu-supply = <&vddcpu_a>; + operating-points-v2 = <&cpub_opp_table_1>; + clocks = <&clkc CLKID_CPUB_CLK>; + clock-latency = <50000>; +}; + +&frddr_a { + status = "okay"; +}; + +&frddr_b { + status = "okay"; +}; + +&frddr_c { + status = "okay"; +}; + +&gpio { + gpio-line-names = + /* GPIOZ */ + "PIN_27", "PIN_28", "PIN_7", "PIN_11", "PIN_13", "PIN_15", "PIN_18", "PIN_40", + "", "", "", "", "", "", "", "", + /* GPIOH */ + "", "", "", "", "PIN_19", "PIN_21", "PIN_24", "PIN_23", + "", + /* BOOT */ + "", "", "", "", "", "", "", "", + "", "", "", "", "EMMC_PWRSEQ", "", "", "", + /* GPIOC */ + "", "", "", "", "", "", "SD_CD", "PIN_36", + /* GPIOA */ + "PIN_32", "PIN_12", "PIN_35", "", "", "PIN_38", "", "", + "", "", "", "", "LED_GREEN", "PIN_31", "PIN_3", "PIN_5", + /* GPIOX */ + "", "", "", "", "", "", "SDIO_PWRSEQ", "", + "", "", "", "", "", "", "", "", + "", "BT_SHUTDOWN", "", ""; +}; + +&gpio_ao { + gpio-line-names = + /* GPIOAO */ + "PIN_8", "PIN_10", "", "BTN_POWER", "", "", "", "PIN_29", + "PIN_33", "PIN_37", "FAN", "", + /* GPIOE */ + "", "", ""; +}; + +&hdmi_tx { + status = "okay"; + pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; + pinctrl-names = "default"; + hdmi-supply = <&ao_5v>; +}; + +&hdmi_tx_tmds_port { + hdmi_tx_tmds_out: endpoint { + remote-endpoint = <&hdmi_connector_in>; + }; +}; + +&ir { + status = "disabled"; + pinctrl-0 = <&remote_input_ao_pins>; + pinctrl-names = "default"; +}; + +&pwm_ab { + pinctrl-0 = <&pwm_a_e_pins>; + pinctrl-names = "default"; + clocks = <&xtal>; + clock-names = "clkin0"; + status = "okay"; +}; + +&pwm_ef { + pinctrl-0 = <&pwm_e_pins>; + pinctrl-names = "default"; + clocks = <&xtal>; + clock-names = "clkin2"; + status = "okay"; +}; + +&pwm_AO_ab { + pinctrl-0 = <&pwm_ao_a_pins>; + pinctrl-names = "default"; + clocks = <&xtal>; + clock-names = "clkin3"; + status = "okay"; +}; + +&pwm_AO_cd { + pinctrl-0 = <&pwm_ao_d_e_pins>; + pinctrl-names = "default"; + clocks = <&xtal>; + clock-names = "clkin4"; + status = "okay"; +}; + +&saradc { + status = "okay"; + vref-supply = <&vddao_1v8>; +}; + +/* 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; + max-frequency = <100000000>; + + 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 = <&vddao_1v8>; + + brcmf: wifi@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; + +/* 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; + max-frequency = <50000000>; + 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>; + disable-wp; + + mmc-pwrseq = <&emmc_pwrseq>; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vcc_1v8>; +}; + +&tdmif_b { + status = "okay"; +}; + +&tdmout_b { + status = "okay"; +}; + +&tohdmitx { + status = "okay"; +}; + +&uart_A { + status = "okay"; + pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; + pinctrl-names = "default"; + uart-has-rtscts; + + bluetooth { + compatible = "brcm,bcm43438-bt"; + shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; + max-speed = <2000000>; + clocks = <&wifi32k>; + clock-names = "lpo"; + }; +}; + +&uart_AO { + status = "okay"; + pinctrl-0 = <&uart_ao_a_pins>; + pinctrl-names = "default"; +}; + +&usb { + status = "okay"; +};