[RESEND PATCH] arm64: dts: ti: k3-j7200-mcu-wakeup: Enable ADC support

Vignesh Raghavendra vigneshr at ti.com
Thu Oct 29 01:09:50 EDT 2020


J7200 has a single instance of 8 channel ADC in MCU domain. Add DT node
for the same.

Signed-off-by: Vignesh Raghavendra <vigneshr at ti.com>
---

Resending, after rebasing and testing on top of 5.10-rc1. No code
change.
v1: https://lore.kernel.org/r/20201013081650.26090-1-vigneshr@ti.com

 .../dts/ti/k3-j7200-common-proc-board.dts     |  6 ++++++
 .../boot/dts/ti/k3-j7200-mcu-wakeup.dtsi      | 19 +++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
index ef03e7636b66..7d2ff1c3b50f 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
@@ -213,3 +213,9 @@ &usb0 {
 	dr_mode = "otg";
 	maximum-speed = "high-speed";
 };
+
+&tscadc0 {
+	adc {
+		ti,adc-channels = <0 1 2 3 4 5 6 7>;
+	};
+};
diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
index eb2a78a53512..bb1fe9c12e44 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
@@ -270,4 +270,23 @@ hbmc: hyperbus at 47034000 {
 			mux-controls = <&hbmc_mux 0>;
 		};
 	};
+
+	tscadc0: tscadc at 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 1>;
+		assigned-clocks = <&k3_clks 0 3>;
+		assigned-clock-rates = <60000000>;
+		clock-names = "adc_tsc_fck";
+		dmas = <&main_udmap 0x7400>,
+			<&main_udmap 0x7401>;
+		dma-names = "fifo0", "fifo1";
+
+		adc {
+			#io-channel-cells = <1>;
+			compatible = "ti,am3359-adc";
+		};
+	};
 };
-- 
2.29.0




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