From: Trevor Woerner <twoerner@gmail.com>
To: linux-kernel@vger.kernel.org, Conor Dooley <conor@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>, Chen-Yu Tsai <wens@csie.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>
Cc: linux-riscv@lists.infradead.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev
Subject: [PATCH] riscv: dts: nezha-d1: add gpio-line-names
Date: Tue, 7 Feb 2023 20:45:03 -0500 [thread overview]
Message-ID: <20230208014504.18899-1-twoerner@gmail.com> (raw)
Add descriptive names so users can associate specific lines with their
respective pins on the 40-pin header according to the schematics found at:
http://dl.linux-sunxi.org/D1/D1_Nezha_development_board_schematic_diagram_20210224.pdf
Signed-off-by: Trevor Woerner <twoerner@gmail.com>
---
.../boot/dts/allwinner/sun20i-d1-nezha.dts | 53 +++++++++++++++++++
1 file changed, 53 insertions(+)
diff --git a/arch/riscv/boot/dts/allwinner/sun20i-d1-nezha.dts b/arch/riscv/boot/dts/allwinner/sun20i-d1-nezha.dts
index a0769185be97..33489c7619cb 100644
--- a/arch/riscv/boot/dts/allwinner/sun20i-d1-nezha.dts
+++ b/arch/riscv/boot/dts/allwinner/sun20i-d1-nezha.dts
@@ -90,6 +90,15 @@ pcf8574a: gpio@38 {
gpio-controller;
#gpio-cells = <2>;
#interrupt-cells = <2>;
+ gpio-line-names =
+ "pin13 [PP0,gpio8] ",
+ "pin16 [PP1,gpio10]",
+ "pin18 [PP2,gpio11]",
+ "pin26 [PP3,gpio17]",
+ "pin22 [PP4,gpio14]",
+ "pin28 [PP5,gpio19]",
+ "pin37 [PP6,gpio23]",
+ "pin11 [PP7,gpio6] ";
};
};
@@ -164,3 +173,47 @@ &usbphy {
usb1_vbus-supply = <®_vcc>;
status = "okay";
};
+
+&pio {
+ gpio-line-names =
+ /* Port A */
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ /* Port B */
+ "pin5 [PB0, gpio2/twi2-sck]",
+ "pin3 [PB1, gpio1/twi2-sda]",
+ "",
+ "pin38 [PB3, gpio24/i2s2-din]",
+ "pin40 [PB4, gpio25/i2s2-dout]",
+ "pin12 [PB5, gpio7/i2s-clk]",
+ "pin35 [PB6, gpio22/i2s2-lrck]",
+ "",
+ "pin8 [PB8, gpio4/uart0-txd]",
+ "pin10 [PB9, gpio5/uart0-rxd]",
+ "",
+ "",
+ "pin15 [PB12,gpio9]",
+ "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ /* Port C */
+ "",
+ "pin31 [PC1, gpio21]",
+ "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ /* Port D */
+ "", "", "", "", "", "", "", "",
+ "", "",
+ "pin24 [PD10,gpio16/spi1-ce0]",
+ "pin23 [PD11,gpio15/spi1-clk]",
+ "pin19 [PD12,gpio12/spi1-mosi]",
+ "pin21 [PD13,gpio13/spi1-miso]",
+ "pin27 [PD14,gpio18/spi1-hold]",
+ "pin29 [PD15,gpio20/spi1-wp]",
+ "", "", "", "", "", "",
+ "pin7 [PD22,gpio3/pwm]";
+};
--
2.36.0.rc2.17.g4027e30c53
next reply other threads:[~2023-02-08 1:46 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-08 1:45 Trevor Woerner [this message]
2023-02-08 16:43 ` [PATCH] riscv: dts: nezha-d1: add gpio-line-names Conor Dooley
2023-02-08 16:57 ` Trevor Woerner
2023-02-10 2:51 ` [PATCH v3 2/2] " Trevor Woerner
2023-02-10 20:37 ` Conor Dooley
2023-03-14 20:44 ` Jernej Škrabec
-- strict thread matches above, loose matches on Subject: below --
2023-02-09 4:17 [PATCH 1/2] dt-bindings: gpio: nxp,pcf8575: " Trevor Woerner
2023-02-09 4:31 ` [PATCH v2] " Trevor Woerner
2023-02-09 8:29 ` Krzysztof Kozlowski
2023-02-10 2:51 ` [PATCH v3 1/2] " Trevor Woerner
2023-02-10 11:49 ` Krzysztof Kozlowski
2023-02-27 21:37 ` Linus Walleij
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