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

From: Vignesh Raghavendra
Date: Tue Oct 13 2020 - 04:17:06 EST


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

Signed-off-by: Vignesh Raghavendra <vigneshr@xxxxxx>
---
.../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@47034000 {
mux-controls = <&hbmc_mux 0>;
};
};
+
+ 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 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";
+ };
+ };
};
--
2.28.0