linux-kernel - [PATCH 2/3] ARM: dts: Disable unused ADC channels for Asrock X570D4U BMC

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Message-ID: <20240329130152.878944-3-renze@rnplus.nl>
Date: Fri, 29 Mar 2024 14:01:40 +0100
From: Renze Nicolai <renze@...lus.nl>
To: linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-aspeed@...ts.ozlabs.org,
	arnd@...db.de,
	olof@...om.net,
	soc@...nel.org,
	robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	joel@....id.au,
	andrew@...id.au,
	renze@...lus.nl
Subject: [PATCH 2/3] ARM: dts: Disable unused ADC channels for Asrock X570D4U BMC

This commit disables unused ADC channels and labels the ADC channels used with their function.

Signed-off-by: Renze Nicolai <renze@...lus.nl>
---
 .../dts/aspeed/aspeed-bmc-asrock-x570d4u.dts  | 29 +++++++++----------
 1 file changed, 13 insertions(+), 16 deletions(-)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts
index 34bc382bf492..e93c2f0b8414 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts
@@ -358,20 +358,17 @@ fan@5 {
 &adc {
 	status = "okay";
 	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_adc0_default
-				&pinctrl_adc1_default
-				&pinctrl_adc2_default
-				&pinctrl_adc3_default
-				&pinctrl_adc4_default
-				&pinctrl_adc5_default
-				&pinctrl_adc6_default
-				&pinctrl_adc7_default
-				&pinctrl_adc8_default
-				&pinctrl_adc9_default
-				&pinctrl_adc10_default
-				&pinctrl_adc11_default
-				&pinctrl_adc12_default
-				&pinctrl_adc13_default
-				&pinctrl_adc14_default
-				&pinctrl_adc15_default>;
+	pinctrl-0 = <&pinctrl_adc0_default       /* 3VSB */
+			&pinctrl_adc1_default    /* 5VSB */
+			&pinctrl_adc2_default    /* VCPU */
+			&pinctrl_adc3_default    /* VSOC */
+			&pinctrl_adc4_default    /* VCCM */
+			&pinctrl_adc5_default    /* APU-VDDP */
+			&pinctrl_adc6_default    /* PM-VDD-CLDO */
+			&pinctrl_adc7_default    /* PM-VDDCR-S5 */
+			&pinctrl_adc8_default    /* PM-VDDCR */
+			&pinctrl_adc9_default    /* VBAT */
+			&pinctrl_adc10_default   /* 3V */
+			&pinctrl_adc11_default   /* 5V */
+			&pinctrl_adc12_default>; /* 12V */
 };
-- 
2.44.0