J721s2 has two instances of 8 channel ADCs in MCU domain. Add support for both ADC nodes. Signed-off-by: Bhavya Kapoor <b-kapoor@xxxxxx> --- Changelog v4->v5: - Modified commit message - removed status = "disabled"; from tscadc nodes Link to v4 : https://lore.kernel.org/all/20230313112834.16156-1-b-kapoor@xxxxxx/ Testlog : https://gist.github.com/a0498981/058c009e2937b423df02349ca78b4e29 .../dts/ti/k3-j721s2-common-proc-board.dts | 12 ++++++ .../boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi | 38 +++++++++++++++++++ 2 files changed, 50 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts index a7aa6cf08acd..90162a0bb3e6 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts @@ -309,3 +309,15 @@ &mcu_mcan1 { pinctrl-0 = <&mcu_mcan1_pins_default>; phys = <&transceiver2>; }; + +&tscadc0 { + adc { + ti,adc-channels = <0 1 2 3 4 5 6 7>; + }; +}; + +&tscadc1 { + adc { + ti,adc-channels = <0 1 2 3 4 5 6 7>; + }; +}; diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi index 0af242aa9816..df8be8803dcb 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi @@ -306,4 +306,42 @@ cpts@3d000 { ti,cpts-periodic-outputs = <2>; }; }; + + tscadc0: tscadc@40200000 { + compatible = "ti,am3359-tscadc"; + reg = <0x00 0x40200000 0x00 0x1000>; + interrupts = <GIC_SPI 860 IRQ_TYPE_LEVEL_HIGH>; + power-domains = <&k3_pds 0 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 0 0>; + assigned-clocks = <&k3_clks 0 2>; + assigned-clock-rates = <60000000>; + clock-names = "fck"; + dmas = <&main_udmap 0x7400>, + <&main_udmap 0x7401>; + dma-names = "fifo0", "fifo1"; + + adc { + #io-channel-cells = <1>; + compatible = "ti,am3359-adc"; + }; + }; + + tscadc1: tscadc@40210000 { + compatible = "ti,am3359-tscadc"; + reg = <0x00 0x40210000 0x00 0x1000>; + interrupts = <GIC_SPI 861 IRQ_TYPE_LEVEL_HIGH>; + power-domains = <&k3_pds 1 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 1 0>; + assigned-clocks = <&k3_clks 1 2>; + assigned-clock-rates = <60000000>; + clock-names = "fck"; + dmas = <&main_udmap 0x7402>, + <&main_udmap 0x7403>; + dma-names = "fifo0", "fifo1"; + + adc { + #io-channel-cells = <1>; + compatible = "ti,am3359-adc"; + }; + }; }; -- 2.34.1
