From cca07ac2b5f7838b8ff612b53b9f82ac8cb58312 Mon Sep 17 00:00:00 2001 From: Chen-Yu Tsai Date: Sun, 14 Sep 2025 01:35:11 +0800 Subject: [PATCH] arm64: dts: allwinner: sun55i: Complete AXP717A sub-functions When the AXP717A PMIC is missing nodes for the sub-functions, the kernel complains about not found nodes. Add all the remaining nodes corresponding to the defined functions for the dev boards, which have publicly available schematics to base this change on. The battery charger on all of them are disabled. Also add an "iio-hwmon" node to express some of the ADC channels as hwmon sensors. Acked-by: Jernej Skrabec Link: https://patch.msgid.link/20250913173511.4064176-1-wens@kernel.org Signed-off-by: Chen-Yu Tsai --- .../dts/allwinner/sun55i-a527-cubie-a5e.dts | 21 +++++++++++++++++ .../dts/allwinner/sun55i-t527-avaota-a1.dts | 23 +++++++++++++++++++ .../dts/allwinner/sun55i-t527-orangepi-4a.dts | 23 +++++++++++++++++++ 3 files changed, 67 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts b/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts index 514c221a7a866..f82a8d1216978 100644 --- a/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts +++ b/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts @@ -39,6 +39,12 @@ }; }; + iio-hwmon { + compatible = "iio-hwmon"; + io-channels = <&axp717_adc 3>, /* vsys_v */ + <&axp717_adc 4>; /* pmic_temp */ + }; + reg_vcc5v: vcc5v { /* board wide 5V supply from the USB-C connector */ compatible = "regulator-fixed"; @@ -140,6 +146,17 @@ bldoin-supply = <®_vcc5v>; cldoin-supply = <®_vcc5v>; + axp717_adc: adc { + compatible = "x-powers,axp717-adc"; + #io-channel-cells = <1>; + }; + + battery-power { + compatible = "x-powers,axp717-battery-power-supply"; + /* charger mode design but has no battery terminal */ + status = "disabled"; + }; + regulators { /* Supplies the "little" cluster (1.4 GHz cores) */ reg_dcdc1: dcdc1 { @@ -243,6 +260,10 @@ regulator-name = "vdd-cpus"; }; }; + + usb-power { + compatible = "x-powers,axp717-usb-power-supply"; + }; }; axp323: pmic@36 { diff --git a/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts b/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts index 4e71055fbd159..1b054fa8ef74f 100644 --- a/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts +++ b/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts @@ -27,6 +27,12 @@ clock-output-names = "ext_osc32k"; }; + iio-hwmon { + compatible = "iio-hwmon"; + io-channels = <&axp717_adc 3>, /* vsys_v */ + <&axp717_adc 4>; /* pmic_temp */ + }; + reg_vcc12v: vcc12v { /* DC input jack */ compatible = "regulator-fixed"; @@ -149,6 +155,17 @@ bldoin-supply = <®_vcc5v>; cldoin-supply = <®_vcc5v>; + axp717_adc: adc { + compatible = "x-powers,axp717-adc"; + #io-channel-cells = <1>; + }; + + battery-power { + compatible = "x-powers,axp717-battery-power-supply"; + /* no battery; output used for dcdc4 instead */ + status = "disabled"; + }; + regulators { /* Supplies the "little" cluster (1.4 GHz cores) */ reg_dcdc1: dcdc1 { @@ -255,6 +272,12 @@ regulator-name = "vdd-cpus"; }; }; + + usb-power { + compatible = "x-powers,axp717-usb-power-supply"; + /* 12V-5V buck converter can supply up to 5A */ + input-current-limit-microamp = <3250000>; + }; }; axp323: pmic@36 { diff --git a/arch/arm64/boot/dts/allwinner/sun55i-t527-orangepi-4a.dts b/arch/arm64/boot/dts/allwinner/sun55i-t527-orangepi-4a.dts index b5483bd7b8d5d..39a4e194712a2 100644 --- a/arch/arm64/boot/dts/allwinner/sun55i-t527-orangepi-4a.dts +++ b/arch/arm64/boot/dts/allwinner/sun55i-t527-orangepi-4a.dts @@ -40,6 +40,13 @@ }; }; + iio-hwmon { + compatible = "iio-hwmon"; + io-channels = <&axp717_adc 3>, /* vsys_v */ + <&axp717_adc 4>, /* pmic_temp */ + <&axp717_adc 7>; /* bkup_batt_v */ + }; + wifi_pwrseq: pwrseq { compatible = "mmc-pwrseq-simple"; reset-gpios = <&r_pio 1 1 GPIO_ACTIVE_LOW>; /* PM1 */ @@ -174,6 +181,17 @@ bldoin-supply = <®_vcc5v>; cldoin-supply = <®_vcc5v>; + axp717_adc: adc { + compatible = "x-powers,axp717-adc"; + #io-channel-cells = <1>; + }; + + battery-power { + compatible = "x-powers,axp717-battery-power-supply"; + /* no battery; output used for dcdc4 instead */ + status = "disabled"; + }; + regulators { /* Supplies the "little" cluster (1.4 GHz cores) */ reg_dcdc1: dcdc1 { @@ -288,6 +306,11 @@ regulator-name = "vdd-cpus-usb-0v9"; }; }; + + usb-power { + compatible = "x-powers,axp717-usb-power-supply"; + input-current-limit-microamp = <3000000>; + }; }; axp323: pmic@36 { -- 2.47.3