From: Roger Quadros <rogerq@kernel.org>
To: nm@ti.com, afd@ti.com, robh+dt@kernel.org
Cc: vigneshr@ti.com, krzysztof.kozlowski+dt@linaro.org,
conor+dt@kernel.org, srk@ti.com,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, Roger Quadros <rogerq@kernel.org>
Subject: [PATCH v2 2/2] arm64: dts: ti: k3-am64: Add GPIO expander on I2C0
Date: Sat, 23 Sep 2023 11:00:46 +0300 [thread overview]
Message-ID: <20230923080046.5373-3-rogerq@kernel.org> (raw)
In-Reply-To: <20230923080046.5373-1-rogerq@kernel.org>
A TCA9554 GPIO expander is present on I2C0. Add it.
Signed-off-by: Roger Quadros <rogerq@kernel.org>
---
arch/arm64/boot/dts/ti/k3-am642-evm.dts | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm.dts b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
index b4a1f73d4fb1..3dccc597f516 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
@@ -392,6 +392,15 @@ &main_i2c0 {
pinctrl-0 = <&main_i2c0_pins_default>;
clock-frequency = <400000>;
+ gpio@38 {
+ /* TCA9554 */
+ compatible = "nxp,pca9554";
+ reg = <0x38>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-line-names = "HSE_DETECT";
+ };
+
eeprom@50 {
/* AT24CM01 */
compatible = "atmel,24c1024";
--
2.34.1
next prev parent reply other threads:[~2023-09-23 8:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-23 8:00 [PATCH v2 0/2] arm64: dts: ti: Add overlay for AM642-EVM NAND expansion card Roger Quadros
2023-09-23 8:00 ` [PATCH v2 1/2] arm64: dts: ti: am642-evm: Add overlay for " Roger Quadros
2023-09-23 8:00 ` Roger Quadros [this message]
2023-10-03 11:00 ` [PATCH v2 0/2] arm64: dts: ti: Add overlay for AM642-EVM " Vignesh Raghavendra
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