linux-kernel - [PATCH v1] ARM: dts: aspeed: Yosemite V2: Add GPIO line names

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Message-ID: <20221116111435.GA27359@hcl-ThinkPad-T495>
Date:   Wed, 16 Nov 2022 16:44:35 +0530
From:   Karthikeyan Pasupathi <pkarthikeyan1509@...il.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        openbmc@...ts.ozlabs.org
Subject: [PATCH v1] ARM: dts: aspeed: Yosemite V2: Add GPIO line names

Name the GPIOs to help userspace work with them. The names describe
the functionality the lines provide, it makes easier to share
userspace code across different system.

Signed-off-by: Karthikeyan Pasupathi <pkarthikeyan1509@...il.com>

---
--- v1 - Initial draft
---
---
 .../dts/aspeed-bmc-facebook-yosemitev2.dts    | 41 +++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
index 8864e9c312a8..f84e2eeb9fd1 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
@@ -119,6 +119,47 @@
 			&pinctrl_adc15_default>;
 };
 
+&gpio {
+	status = "okay";
+	gpio-line-names =
+	/*A0-A7*/	"","","","","","","","",
+	/*B0-B7*/	"","","","","","","","",
+	/*C0-C7*/	"","","","","","","","",
+	/*D0-D7*/	"POWER_BUTTON","POWER_OUT1","","POWER_OUT2","","POWER_OUT3","",
+			"POWER_OUT4",
+	/*E0-E7*/	"DEBUG_UART_SEL0","DEBUG_UART_SEL1","DEBUG_UART_SEL2",
+			"DEBUG_UART_RX_SEL_N","","","","",
+	/*F0-F7*/	"","","","","","","","",
+	/*G0-G7*/	"LED_POST_CODE_0","LED_POST_CODE_1","LED_POST_CODE_2",
+			"LED_POST_CODE_3","","","","",
+	/*H0-H7*/	"","","","","","","","",
+	/*I0-I7*/	"SLOT1_POWER_OK","SLOT2_POWER_OK","SLOT3_POWER_OK","SLOT4_POWER_OK",
+			"","","","",
+	/*J0-J7*/	"","","","","","","","",
+	/*K0-K7*/	"","","","","","","","",
+	/*L0-L7*/	"","","","","","","","",
+	/*M0-M7*/	"","","","","","","","",
+	/*N0-N7*/	"","","I2C_SLOT1","I2C_SLOT2","I2C_SLOT3","I2C_SLOT4","","",
+	/*O0-O7*/	"","","","SELECTOR_BUTTON","SLOT1_POWER","SLOT2_POWER","SLOT3_POWER",
+			"SLOT4_POWER",
+	/*P0-P7*/	"","","","","LED_POST_CODE_4","LED_POST_CODE_5","LED_POST_CODE_6",
+			"LED_POST_CODE_7",
+	/*Q0-Q7*/	"","","","","","","","",
+	/*R0-R7*/	"","","","GPIO_DBG_CARD_PRSNT","","","","",
+	/*S0-S7*/	"RESET_OUT1","RESET_OUT2","RESET_OUT3","RESET_OUT4","","","","",
+	/*T0-T7*/	"","","","","","","","",
+	/*U0-U7*/	"","","","","","","","",
+	/*V0-V7*/	"","","","","","","","",
+	/*W0-W7*/	"","","","","","","","",
+	/*X0-X7*/	"","","","","","","","",
+	/*Y0-Y7*/	"","","","","","","","",
+	/*Z0-Z7*/	"POST_COMPLETE","POST_COMPLETE2","POST_COMPLETE3","POST_COMPLETE4",
+			"","","","",
+	/*AA0-AA7*/	"","","","","HAND_SW1","HAND_SW2","HAND_SW3","HAND_SW4",
+	/*AB0-AB7*/	"RESET_BUTTON","","","","","","","",
+	/*AC0-AC7*/	"","","","","","","","";
+};
+
 &i2c1 {
 	//Host1 IPMB bus
 	status = "okay";
-- 
2.17.1