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From: Jai Luthra <j-luthra@ti.com>
To: Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>,
	Tero Kristo <kristo@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Cc: <linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
	Aradhya Bhatia <a-bhatia1@ti.com>,
	Devarsh Thakkar <devarsht@ti.com>,
	Jayesh Choudhary <j-choudhary@ti.com>, Andrew Davis <afd@ti.com>,
	Jai Luthra <j-luthra@ti.com>
Subject: [PATCH v9 5/6] arm64: dts: ti: k3-am62a7-sk: Split vcc_3v3 regulators
Date: Wed, 29 Mar 2023 16:01:02 +0530	[thread overview]
Message-ID: <20230313-mcasp_upstream-v9-5-6d937efe4ec4@ti.com> (raw)
In-Reply-To: <20230313-mcasp_upstream-v9-0-6d937efe4ec4@ti.com>

VCC_3V3_MAIN is the output of LM5141-Q1, and it serves as an input to
TPS22965DSGT which produces VCC_3V3_SYS. [1]

Link: https://www.ti.com/lit/zip/sprr459 [1]
Signed-off-by: Jai Luthra <j-luthra@ti.com>
Reviewed-by: Devarsh Thakkar <devarsht@ti.com>
---
 arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
index f6a67f072dca..2296d656323c 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
@@ -77,10 +77,10 @@ vcc_5v0: regulator-1 {
 		regulator-boot-on;
 	};
 
-	vcc_3v3_sys: regulator-2 {
+	vcc_3v3_main: regulator-2 {
 		/* output of LM5141-Q1 */
 		compatible = "regulator-fixed";
-		regulator-name = "vcc_3v3_sys";
+		regulator-name = "vcc_3v3_main";
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 		vin-supply = <&vmain_pd>;
@@ -99,6 +99,17 @@ vdd_mmc1: regulator-3 {
 		gpio = <&exp1 3 GPIO_ACTIVE_HIGH>;
 	};
 
+	vcc_3v3_sys: regulator-4 {
+		/* output of TPS222965DSGT */
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_3v3_sys";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vcc_3v3_main>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	leds {
 		compatible = "gpio-leds";
 		pinctrl-names = "default";

-- 
2.40.0


  parent reply	other threads:[~2023-03-29 10:31 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-29 10:30 [PATCH v9 0/6] arm64: ti: Enable audio on AM62 and AM62A Jai Luthra
2023-03-29 10:30 ` [PATCH v9 1/6] arm64: defconfig: Enable audio drivers for TI K3 SoCs Jai Luthra
2023-03-30  2:54   ` Nishanth Menon
2023-03-29 10:30 ` [PATCH v9 2/6] arm64: dts: ti: k3-am62-main: Add McASP nodes Jai Luthra
2023-03-29 10:31 ` [PATCH v9 3/6] arm64: dts: ti: k3-am625-sk: Enable audio on AM62 SK Jai Luthra
2023-03-29 10:31 ` [PATCH v9 4/6] arm64: dts: ti: k3-am62a-main: Add nodes for McASP Jai Luthra
2023-03-29 10:31 ` Jai Luthra [this message]
2023-03-29 10:31 ` [PATCH v9 6/6] arm64: dts: ti: k3-am62a7-sk: Enable audio on AM62A Jai Luthra
2023-03-30  2:50   ` Nishanth Menon

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