[PATCH] ARM: dts: sun8i-h2-plus-bananapi-m2-zero: add gpio-line-names

[Michael Klein]

Add gpio-line-names as documented in the Banana Pi wiki [1] and in the
schematics [2].

[1]: http://wiki.banana-pi.org/Banana_Pi_BPI-M2_ZERO#GPIO_PIN_define
[2]: https://drive.google.com/file/d/0B4PAo2nW2KfnMW5sVkxWSW9qa28/view

Signed-off-by: Michael Klein <michael@xxxxxxxxxxxx>
---
 .../dts/sun8i-h2-plus-bananapi-m2-zero.dts    | 64 +++++++++++++++++++
 1 file changed, 64 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
index 4c6704e4c57e..b4ddfaf01b45 100644
--- a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
+++ b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
@@ -136,6 +136,70 @@ bluetooth {
 
 };
 
+&pio {
+	gpio-line-names =
+		/* PA */
+		"UART2-TX", "UART2-RX", "UART2-RTS", "UART2-CTS",
+			"UART0-TXD", "UART0-RXD", "PWM1", "PA7-EINT7",
+		"PA8-EINT8", "PA9-EINT9", "PA10-EINT10", "TWI0-SCK",
+			"TWI0-SDA", "UART3-TX", "UART3-RX", "UART3-RTS",
+		"UART3-CTS", "PA17-EINT17", "TWI1-SCK", "TWI1-SDA",
+			"PA20-EINT20", "PA21-EINT21", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PB */
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PC */
+		"SPI0-MOSI", "SPI0-MISO", "SPI0-CLK", "SPI0-CS", "PC4", "", "",
+			"PC7",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PD */
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "CSI-PWR-EN", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PE */
+		"CSI0-PCLK", "CSI0-MCLK", "CSI0-HSYNC", "CSI0-VSYNC",
+			"CSI0-D0", "CSI0-D1", "CSI0-D2", "CSI0-D3",
+		"CSI0-D4", "CSI0-D5", "CSI0-D6", "CSI0-D7",
+			"CSI0-SCK", "CSI0-SDA", "CSI0-RST#", "CSI0-PWDN",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PF */
+		"SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
+			"SDC0-D2", "SDC0-DET", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PG */
+		"WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
+			"WL-SDIO-D2", "WL-SDIO-D3", "UART1-TX", "UART1-RX",
+		"UART1-RTS", "UART1-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
+			"BT-RST-N", "AP-WAKE-BT", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "";
+};
+
+&r_pio {
+	gpio-line-names =
+		/* PL */
+		"", "CPUX-SET", "PL2-S-EINT2", "POWER-KEY", "PL4-S-EINT4",
+			"VCC-IO-EN", "USB0-ID", "WIFI-EN",
+		"PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "";
+};
+
 &usb_otg {
 	dr_mode = "otg";
 	status = "okay";
-- 
2.28.0