All of lore.kernel.org
 help / color / mirror / Atom feed
From: Chanh Nguyen <chanh@os.amperecomputing.com>
To: linux-aspeed@lists.ozlabs.org
Subject: [PATCH v2 2/3] ARM: dts: aspeed: mtmitchell: Update ADC sensors for Mt.Mitchell DVT systems
Date: Fri, 19 May 2023 15:51:59 +0700	[thread overview]
Message-ID: <20230519085200.22020-3-chanh@os.amperecomputing.com> (raw)
In-Reply-To: <20230519085200.22020-1-chanh@os.amperecomputing.com>

Change to use I2C ADC controller (ltc2497) for Mt.Mitchell DVT and
later hardware.

Signed-off-by: Chanh Nguyen <chanh@os.amperecomputing.com>
---
Changes in v2:
  - None
---
 .../boot/dts/aspeed-bmc-ampere-mtmitchell.dts | 107 +++++++++++-------
 1 file changed, 66 insertions(+), 41 deletions(-)

diff --git a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
index e79f56208b89..d3c7e7c0fd25 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
@@ -65,174 +65,192 @@
 
 	adc0mux: adc0mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 0>;
+		io-channels = <&adc_i2c_0 0>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc1mux: adc1mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 1>;
+		io-channels = <&adc_i2c_0 1>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc2mux: adc2mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 2>;
+		io-channels = <&adc_i2c_0 2>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc3mux: adc3mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 3>;
+		io-channels = <&adc_i2c_0 3>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc4mux: adc4mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 4>;
+		io-channels = <&adc_i2c_0 4>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc5mux: adc5mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 5>;
+		io-channels = <&adc_i2c_0 5>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc6mux: adc6mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 6>;
+		io-channels = <&adc_i2c_0 6>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc7mux: adc7mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 7>;
+		io-channels = <&adc_i2c_0 7>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc8mux: adc8mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 0>;
+		io-channels = <&adc_i2c_0 8>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc9mux: adc9mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 1>;
+		io-channels = <&adc_i2c_0 9>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc10mux: adc10mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 2>;
+		io-channels = <&adc_i2c_0 10>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc11mux: adc11mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 3>;
+		io-channels = <&adc_i2c_0 11>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc12mux: adc12mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 4>;
+		io-channels = <&adc_i2c_0 12>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc13mux: adc13mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 5>;
+		io-channels = <&adc_i2c_0 13>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc14mux: adc14mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 6>;
+		io-channels = <&adc_i2c_0 14>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc15mux: adc15mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 7>;
+		io-channels = <&adc_i2c_0 15>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	iio-hwmon {
 		compatible = "iio-hwmon";
-		io-channels = <&adc0mux 0>, <&adc0mux 1>,
-			<&adc1mux 0>, <&adc1mux 1>,
-			<&adc2mux 0>, <&adc2mux 1>,
-			<&adc3mux 0>, <&adc3mux 1>,
-			<&adc4mux 0>, <&adc4mux 1>,
-			<&adc5mux 0>, <&adc5mux 1>,
-			<&adc6mux 0>, <&adc6mux 1>,
-			<&adc7mux 0>, <&adc7mux 1>,
-			<&adc8mux 0>, <&adc8mux 1>,
-			<&adc9mux 0>, <&adc9mux 1>,
-			<&adc10mux 0>, <&adc10mux 1>,
-			<&adc11mux 0>, <&adc11mux 1>,
-			<&adc12mux 0>, <&adc12mux 1>,
-			<&adc13mux 0>, <&adc13mux 1>,
-			<&adc14mux 0>, <&adc14mux 1>,
-			<&adc15mux 0>, <&adc15mux 1>,
-			<&adc_i2c 0>, <&adc_i2c 1>,
-			<&adc_i2c 2>, <&adc_i2c 3>,
-			<&adc_i2c 4>, <&adc_i2c 5>,
-			<&adc_i2c 6>, <&adc_i2c 7>,
-			<&adc_i2c 8>, <&adc_i2c 9>,
-			<&adc_i2c 10>, <&adc_i2c 11>,
-			<&adc_i2c 12>, <&adc_i2c 13>,
-			<&adc_i2c 14>, <&adc_i2c 15>;
+		io-channels =	<&adc0mux 0>, <&adc0mux 1>,
+				<&adc1mux 0>, <&adc1mux 1>,
+				<&adc2mux 0>, <&adc2mux 1>,
+				<&adc3mux 0>, <&adc3mux 1>,
+				<&adc4mux 0>, <&adc4mux 1>,
+				<&adc5mux 0>, <&adc5mux 1>,
+				<&adc6mux 0>, <&adc6mux 1>,
+				<&adc7mux 0>, <&adc7mux 1>,
+				<&adc8mux 0>, <&adc8mux 1>,
+				<&adc9mux 0>, <&adc9mux 1>,
+				<&adc10mux 0>, <&adc10mux 1>,
+				<&adc11mux 0>, <&adc11mux 1>,
+				<&adc12mux 0>, <&adc12mux 1>,
+				<&adc13mux 0>, <&adc13mux 1>,
+				<&adc14mux 0>, <&adc14mux 1>,
+				<&adc15mux 0>, <&adc15mux 1>,
+				<&adc_i2c_1 0>, <&adc_i2c_1 1>,
+				<&adc_i2c_1 2>, <&adc_i2c_1 3>,
+				<&adc_i2c_1 4>, <&adc_i2c_1 5>,
+				<&adc_i2c_1 6>, <&adc_i2c_1 7>,
+				<&adc_i2c_1 8>, <&adc_i2c_1 9>,
+				<&adc_i2c_1 10>, <&adc_i2c_1 11>,
+				<&adc_i2c_1 12>, <&adc_i2c_1 13>,
+				<&adc_i2c_1 14>, <&adc_i2c_1 15>,
+				<&adc0 0>, <&adc0 1>,
+				<&adc0 2>;
 	};
 };
 
@@ -353,7 +371,14 @@
 &i2c4 {
 	status = "okay";
 
-	adc_i2c: adc at 16 {
+	adc_i2c_0: adc at 14 {
+		compatible = "lltc,ltc2497";
+		reg = <0x14>;
+		vref-supply = <&voltage_mon_reg>;
+		#io-channel-cells = <1>;
+	 };
+
+	adc_i2c_1: adc at 16 {
 		compatible = "lltc,ltc2497";
 		reg = <0x16>;
 		vref-supply = <&voltage_mon_reg>;
-- 
2.17.1


WARNING: multiple messages have this Message-ID (diff)
From: Chanh Nguyen <chanh@os.amperecomputing.com>
To: OpenBMC Maillist <openbmc@lists.ozlabs.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org
Cc: Chanh Nguyen <chanh@os.amperecomputing.com>
Subject: [PATCH v2 2/3] ARM: dts: aspeed: mtmitchell: Update ADC sensors for Mt.Mitchell DVT systems
Date: Fri, 19 May 2023 15:51:59 +0700	[thread overview]
Message-ID: <20230519085200.22020-3-chanh@os.amperecomputing.com> (raw)
In-Reply-To: <20230519085200.22020-1-chanh@os.amperecomputing.com>

Change to use I2C ADC controller (ltc2497) for Mt.Mitchell DVT and
later hardware.

Signed-off-by: Chanh Nguyen <chanh@os.amperecomputing.com>
---
Changes in v2:
  - None
---
 .../boot/dts/aspeed-bmc-ampere-mtmitchell.dts | 107 +++++++++++-------
 1 file changed, 66 insertions(+), 41 deletions(-)

diff --git a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
index e79f56208b89..d3c7e7c0fd25 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
@@ -65,174 +65,192 @@
 
 	adc0mux: adc0mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 0>;
+		io-channels = <&adc_i2c_0 0>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc1mux: adc1mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 1>;
+		io-channels = <&adc_i2c_0 1>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc2mux: adc2mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 2>;
+		io-channels = <&adc_i2c_0 2>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc3mux: adc3mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 3>;
+		io-channels = <&adc_i2c_0 3>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc4mux: adc4mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 4>;
+		io-channels = <&adc_i2c_0 4>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc5mux: adc5mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 5>;
+		io-channels = <&adc_i2c_0 5>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc6mux: adc6mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 6>;
+		io-channels = <&adc_i2c_0 6>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc7mux: adc7mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 7>;
+		io-channels = <&adc_i2c_0 7>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc8mux: adc8mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 0>;
+		io-channels = <&adc_i2c_0 8>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc9mux: adc9mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 1>;
+		io-channels = <&adc_i2c_0 9>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc10mux: adc10mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 2>;
+		io-channels = <&adc_i2c_0 10>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc11mux: adc11mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 3>;
+		io-channels = <&adc_i2c_0 11>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc12mux: adc12mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 4>;
+		io-channels = <&adc_i2c_0 12>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc13mux: adc13mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 5>;
+		io-channels = <&adc_i2c_0 13>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc14mux: adc14mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 6>;
+		io-channels = <&adc_i2c_0 14>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc15mux: adc15mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 7>;
+		io-channels = <&adc_i2c_0 15>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	iio-hwmon {
 		compatible = "iio-hwmon";
-		io-channels = <&adc0mux 0>, <&adc0mux 1>,
-			<&adc1mux 0>, <&adc1mux 1>,
-			<&adc2mux 0>, <&adc2mux 1>,
-			<&adc3mux 0>, <&adc3mux 1>,
-			<&adc4mux 0>, <&adc4mux 1>,
-			<&adc5mux 0>, <&adc5mux 1>,
-			<&adc6mux 0>, <&adc6mux 1>,
-			<&adc7mux 0>, <&adc7mux 1>,
-			<&adc8mux 0>, <&adc8mux 1>,
-			<&adc9mux 0>, <&adc9mux 1>,
-			<&adc10mux 0>, <&adc10mux 1>,
-			<&adc11mux 0>, <&adc11mux 1>,
-			<&adc12mux 0>, <&adc12mux 1>,
-			<&adc13mux 0>, <&adc13mux 1>,
-			<&adc14mux 0>, <&adc14mux 1>,
-			<&adc15mux 0>, <&adc15mux 1>,
-			<&adc_i2c 0>, <&adc_i2c 1>,
-			<&adc_i2c 2>, <&adc_i2c 3>,
-			<&adc_i2c 4>, <&adc_i2c 5>,
-			<&adc_i2c 6>, <&adc_i2c 7>,
-			<&adc_i2c 8>, <&adc_i2c 9>,
-			<&adc_i2c 10>, <&adc_i2c 11>,
-			<&adc_i2c 12>, <&adc_i2c 13>,
-			<&adc_i2c 14>, <&adc_i2c 15>;
+		io-channels =	<&adc0mux 0>, <&adc0mux 1>,
+				<&adc1mux 0>, <&adc1mux 1>,
+				<&adc2mux 0>, <&adc2mux 1>,
+				<&adc3mux 0>, <&adc3mux 1>,
+				<&adc4mux 0>, <&adc4mux 1>,
+				<&adc5mux 0>, <&adc5mux 1>,
+				<&adc6mux 0>, <&adc6mux 1>,
+				<&adc7mux 0>, <&adc7mux 1>,
+				<&adc8mux 0>, <&adc8mux 1>,
+				<&adc9mux 0>, <&adc9mux 1>,
+				<&adc10mux 0>, <&adc10mux 1>,
+				<&adc11mux 0>, <&adc11mux 1>,
+				<&adc12mux 0>, <&adc12mux 1>,
+				<&adc13mux 0>, <&adc13mux 1>,
+				<&adc14mux 0>, <&adc14mux 1>,
+				<&adc15mux 0>, <&adc15mux 1>,
+				<&adc_i2c_1 0>, <&adc_i2c_1 1>,
+				<&adc_i2c_1 2>, <&adc_i2c_1 3>,
+				<&adc_i2c_1 4>, <&adc_i2c_1 5>,
+				<&adc_i2c_1 6>, <&adc_i2c_1 7>,
+				<&adc_i2c_1 8>, <&adc_i2c_1 9>,
+				<&adc_i2c_1 10>, <&adc_i2c_1 11>,
+				<&adc_i2c_1 12>, <&adc_i2c_1 13>,
+				<&adc_i2c_1 14>, <&adc_i2c_1 15>,
+				<&adc0 0>, <&adc0 1>,
+				<&adc0 2>;
 	};
 };
 
@@ -353,7 +371,14 @@
 &i2c4 {
 	status = "okay";
 
-	adc_i2c: adc@16 {
+	adc_i2c_0: adc@14 {
+		compatible = "lltc,ltc2497";
+		reg = <0x14>;
+		vref-supply = <&voltage_mon_reg>;
+		#io-channel-cells = <1>;
+	 };
+
+	adc_i2c_1: adc@16 {
 		compatible = "lltc,ltc2497";
 		reg = <0x16>;
 		vref-supply = <&voltage_mon_reg>;
-- 
2.17.1


WARNING: multiple messages have this Message-ID (diff)
From: Chanh Nguyen <chanh@os.amperecomputing.com>
To: OpenBMC Maillist <openbmc@lists.ozlabs.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org
Cc: Chanh Nguyen <chanh@os.amperecomputing.com>
Subject: [PATCH v2 2/3] ARM: dts: aspeed: mtmitchell: Update ADC sensors for Mt.Mitchell DVT systems
Date: Fri, 19 May 2023 15:51:59 +0700	[thread overview]
Message-ID: <20230519085200.22020-3-chanh@os.amperecomputing.com> (raw)
In-Reply-To: <20230519085200.22020-1-chanh@os.amperecomputing.com>

Change to use I2C ADC controller (ltc2497) for Mt.Mitchell DVT and
later hardware.

Signed-off-by: Chanh Nguyen <chanh@os.amperecomputing.com>
---
Changes in v2:
  - None
---
 .../boot/dts/aspeed-bmc-ampere-mtmitchell.dts | 107 +++++++++++-------
 1 file changed, 66 insertions(+), 41 deletions(-)

diff --git a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
index e79f56208b89..d3c7e7c0fd25 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts
@@ -65,174 +65,192 @@
 
 	adc0mux: adc0mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 0>;
+		io-channels = <&adc_i2c_0 0>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc1mux: adc1mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 1>;
+		io-channels = <&adc_i2c_0 1>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc2mux: adc2mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 2>;
+		io-channels = <&adc_i2c_0 2>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc3mux: adc3mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 3>;
+		io-channels = <&adc_i2c_0 3>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc4mux: adc4mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 4>;
+		io-channels = <&adc_i2c_0 4>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc5mux: adc5mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 5>;
+		io-channels = <&adc_i2c_0 5>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc6mux: adc6mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 6>;
+		io-channels = <&adc_i2c_0 6>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc7mux: adc7mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc0 7>;
+		io-channels = <&adc_i2c_0 7>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc8mux: adc8mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 0>;
+		io-channels = <&adc_i2c_0 8>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc9mux: adc9mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 1>;
+		io-channels = <&adc_i2c_0 9>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc10mux: adc10mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 2>;
+		io-channels = <&adc_i2c_0 10>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc11mux: adc11mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 3>;
+		io-channels = <&adc_i2c_0 11>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc12mux: adc12mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 4>;
+		io-channels = <&adc_i2c_0 12>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc13mux: adc13mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 5>;
+		io-channels = <&adc_i2c_0 13>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc14mux: adc14mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 6>;
+		io-channels = <&adc_i2c_0 14>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	adc15mux: adc15mux {
 		compatible = "io-channel-mux";
-		io-channels = <&adc1 7>;
+		io-channels = <&adc_i2c_0 15>;
 		#io-channel-cells = <1>;
 		io-channel-names = "parent";
 		mux-controls = <&gpioI5mux>;
+		settle-time-us = <10000>;
 		channels = "s0", "s1";
 	};
 
 	iio-hwmon {
 		compatible = "iio-hwmon";
-		io-channels = <&adc0mux 0>, <&adc0mux 1>,
-			<&adc1mux 0>, <&adc1mux 1>,
-			<&adc2mux 0>, <&adc2mux 1>,
-			<&adc3mux 0>, <&adc3mux 1>,
-			<&adc4mux 0>, <&adc4mux 1>,
-			<&adc5mux 0>, <&adc5mux 1>,
-			<&adc6mux 0>, <&adc6mux 1>,
-			<&adc7mux 0>, <&adc7mux 1>,
-			<&adc8mux 0>, <&adc8mux 1>,
-			<&adc9mux 0>, <&adc9mux 1>,
-			<&adc10mux 0>, <&adc10mux 1>,
-			<&adc11mux 0>, <&adc11mux 1>,
-			<&adc12mux 0>, <&adc12mux 1>,
-			<&adc13mux 0>, <&adc13mux 1>,
-			<&adc14mux 0>, <&adc14mux 1>,
-			<&adc15mux 0>, <&adc15mux 1>,
-			<&adc_i2c 0>, <&adc_i2c 1>,
-			<&adc_i2c 2>, <&adc_i2c 3>,
-			<&adc_i2c 4>, <&adc_i2c 5>,
-			<&adc_i2c 6>, <&adc_i2c 7>,
-			<&adc_i2c 8>, <&adc_i2c 9>,
-			<&adc_i2c 10>, <&adc_i2c 11>,
-			<&adc_i2c 12>, <&adc_i2c 13>,
-			<&adc_i2c 14>, <&adc_i2c 15>;
+		io-channels =	<&adc0mux 0>, <&adc0mux 1>,
+				<&adc1mux 0>, <&adc1mux 1>,
+				<&adc2mux 0>, <&adc2mux 1>,
+				<&adc3mux 0>, <&adc3mux 1>,
+				<&adc4mux 0>, <&adc4mux 1>,
+				<&adc5mux 0>, <&adc5mux 1>,
+				<&adc6mux 0>, <&adc6mux 1>,
+				<&adc7mux 0>, <&adc7mux 1>,
+				<&adc8mux 0>, <&adc8mux 1>,
+				<&adc9mux 0>, <&adc9mux 1>,
+				<&adc10mux 0>, <&adc10mux 1>,
+				<&adc11mux 0>, <&adc11mux 1>,
+				<&adc12mux 0>, <&adc12mux 1>,
+				<&adc13mux 0>, <&adc13mux 1>,
+				<&adc14mux 0>, <&adc14mux 1>,
+				<&adc15mux 0>, <&adc15mux 1>,
+				<&adc_i2c_1 0>, <&adc_i2c_1 1>,
+				<&adc_i2c_1 2>, <&adc_i2c_1 3>,
+				<&adc_i2c_1 4>, <&adc_i2c_1 5>,
+				<&adc_i2c_1 6>, <&adc_i2c_1 7>,
+				<&adc_i2c_1 8>, <&adc_i2c_1 9>,
+				<&adc_i2c_1 10>, <&adc_i2c_1 11>,
+				<&adc_i2c_1 12>, <&adc_i2c_1 13>,
+				<&adc_i2c_1 14>, <&adc_i2c_1 15>,
+				<&adc0 0>, <&adc0 1>,
+				<&adc0 2>;
 	};
 };
 
@@ -353,7 +371,14 @@
 &i2c4 {
 	status = "okay";
 
-	adc_i2c: adc@16 {
+	adc_i2c_0: adc@14 {
+		compatible = "lltc,ltc2497";
+		reg = <0x14>;
+		vref-supply = <&voltage_mon_reg>;
+		#io-channel-cells = <1>;
+	 };
+
+	adc_i2c_1: adc@16 {
 		compatible = "lltc,ltc2497";
 		reg = <0x16>;
 		vref-supply = <&voltage_mon_reg>;
-- 
2.17.1


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2023-05-19  8:51 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-19  8:51 [PATCH v2 0/3] Update the device tree for Ampere's Mt.Mitchell BMC Chanh Nguyen
2023-05-19  8:51 ` Chanh Nguyen
2023-05-19  8:51 ` Chanh Nguyen
2023-05-19  8:51 ` [PATCH v2 1/3] ARM: dts: aspeed: mtmitchell: Enable the BMC UART8 and UART9 Chanh Nguyen
2023-05-19  8:51   ` Chanh Nguyen
2023-05-19  8:51   ` Chanh Nguyen
2023-05-19  8:51 ` Chanh Nguyen [this message]
2023-05-19  8:51   ` [PATCH v2 2/3] ARM: dts: aspeed: mtmitchell: Update ADC sensors for Mt.Mitchell DVT systems Chanh Nguyen
2023-05-19  8:51   ` Chanh Nguyen
2023-05-19  8:52 ` [PATCH v2 3/3] ARM: dts: aspeed: mtmitchell: Add MCTP Chanh Nguyen
2023-05-19  8:52   ` Chanh Nguyen
2023-05-19  8:52   ` Chanh Nguyen
2023-05-19 13:46   ` kernel test robot
2023-05-19 13:46     ` kernel test robot
2023-05-23 22:40   ` kernel test robot
2023-05-23 22:40     ` kernel test robot

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=20230519085200.22020-3-chanh@os.amperecomputing.com \
    --to=chanh@os.amperecomputing.com \
    --cc=linux-aspeed@lists.ozlabs.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.