mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Bhavya Kapoor <b-kapoor@ti.com>
To: <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>
Cc: <linux-arm-kernel@lists.infradead.org>,
	<krzysztof.kozlowski+dt@linaro.org>, <robh+dt@kernel.org>,
	<kristo@kernel.org>, <nm@ti.com>
Subject: [PATCH v2] arm64: dts: ti: k3-j721s2: Add support for ADC nodes
Date: Wed, 21 Dec 2022 11:21:44 +0530	[thread overview]
Message-ID: <20221221055144.7181-1-b-kapoor@ti.com> (raw)

J721s2 has two instances of 8 channel ADCs in MCU domain. Add DT nodes
for 8 channel ADCs for J721s2 SoC.

Signed-off-by: Bhavya Kapoor <b-kapoor@ti.com>
---

Changelog v1 -> v2:
	- Updated Interrupt Values for tscadc

 .../dts/ti/k3-j721s2-common-proc-board.dts    | 14 +++++++
 .../boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi     | 42 ++++++++++++++++++-
 2 files changed, 55 insertions(+), 1 deletion(-)

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..67593aa69327 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 +309,17 @@ &mcu_mcan1 {
 	pinctrl-0 = <&mcu_mcan1_pins_default>;
 	phys = <&transceiver2>;
 };
+
+&tscadc0 {
+	status = "okay";
+	adc {
+		ti,adc-channels = <0 1 2 3 4 5 6 7>;
+	};
+};
+
+&tscadc1 {
+	status = "okay";
+	adc {
+		ti,adc-channels = <0 1 2 3 4 5 6 7>;
+	};
+};
\ No newline at end of file
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..8673eb1309c3 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 +306,44 @@ cpts@3d000 {
 			ti,cpts-periodic-outputs = <2>;
 		};
 	};
-};
+
+	tscadc0: tscadc@40200000 {
+		compatible = "ti,am3359-tscadc";
+		reg = <0x0 0x40200000 0x0 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 = "adc_tsc_fck";
+		dmas = <&main_udmap 0x7400>,
+			<&main_udmap 0x7401>;
+		dma-names = "fifo0", "fifo1";
+		status = "disabled";
+
+		adc {
+			#io-channel-cells = <1>;
+			compatible = "ti,am3359-adc";
+		};
+	};
+
+	tscadc1: tscadc@40210000 {
+		compatible = "ti,am3359-tscadc";
+		reg = <0x0 0x40210000 0x0 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 = "adc_tsc_fck";
+		dmas = <&main_udmap 0x7402>,
+			<&main_udmap 0x7403>;
+		dma-names = "fifo0", "fifo1";
+		status = "disabled";
+
+		adc {
+			#io-channel-cells = <1>;
+			compatible = "ti,am3359-adc";
+		};
+	};
+ };
\ No newline at end of file
-- 
2.37.2


             reply	other threads:[~2022-12-21  5:52 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-21  5:51 Bhavya Kapoor [this message]
2022-12-22 12:02 ` Krzysztof Kozlowski
2022-12-22 12:13   ` [EXTERNAL] " Bhavya Kapoor
2022-12-22 12:33     ` Krzysztof Kozlowski
     [not found]       ` <119fe65a-b302-b0eb-da75-207bc6ce4f45@ti.com>
2022-12-22 14:09         ` Krzysztof Kozlowski

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20221221055144.7181-1-b-kapoor@ti.com \
    --to=b-kapoor@ti.com \
    --cc=devicetree@vger.kernel.org \
    --cc=kristo@kernel.org \
    --cc=krzysztof.kozlowski+dt@linaro.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=nm@ti.com \
    --cc=robh+dt@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®