ARM: dts: meson8b: odroidc1: add the GPIO line names

This adds the GPIO line names from the schematics to get them displayed
in the debugfs output of each GPIO controller.

The schematics from Odroid-C1+ PCB revision 0.4 20150615 are used as
referenced.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts
index 3b0e0f8..0157646 100644 (file)
--- a/arch/arm/boot/dts/meson8b-odroidc1.dts
+++ b/arch/arm/boot/dts/meson8b-odroidc1.dts
@@ -234,7 +234,59 @@
        };
 };
 
+&gpio {
+       gpio-line-names = /* Bank GPIOX */
+                         "J2 Header Pin 35", "J2 Header Pin 36",
+                         "J2 Header Pin 32", "J2 Header Pin 31",
+                         "J2 Header Pin 29", "J2 Header Pin 18",
+                         "J2 Header Pin 22", "J2 Header Pin 16",
+                         "J2 Header Pin 23", "J2 Header Pin 21",
+                         "J2 Header Pin 19", "J2 Header Pin 33",
+                         "J2 Header Pin 8", "J2 Header Pin 10",
+                         "J2 Header Pin 15", "J2 Header Pin 13",
+                         "J2 Header Pin 24", "J2 Header Pin 26",
+                         /* Bank GPIOY */
+                         "Revision (upper)", "Revision (lower)",
+                         "J2 Header Pin 7", "", "J2 Header Pin 12",
+                         "J2 Header Pin 11", "", "", "",
+                         "TFLASH_VDD_EN", "", "",
+                         /* Bank GPIODV */
+                         "VCCK_PWM (PWM_C)", "I2CA_SDA", "I2CA_SCL",
+                         "I2CB_SDA", "I2CB_SCL", "VDDEE_PWM (PWM_D)",
+                         "",
+                         /* Bank GPIOH */
+                         "HDMI_HPD", "HDMI_I2C_SDA", "HDMI_I2C_SCL",
+                         "ETH_PHY_INTR", "ETH_PHY_NRST", "ETH_TXD1",
+                         "ETH_TXD0", "ETH_TXD3", "ETH_TXD2",
+                         "ETH_RGMII_TX_CLK",
+                         /* Bank CARD */
+                         "SD_DATA1 (SDB_D1)", "SD_DATA0 (SDB_D0)",
+                         "SD_CLK",  "SD_CMD", "SD_DATA3 (SDB_D3)",
+                         "SD_DATA2 (SDB_D2)", "SD_CDN (SD_DET_N)",
+                         /* Bank BOOT */
+                         "SDC_D0 (EMMC)", "SDC_D1 (EMMC)",
+                         "SDC_D2 (EMMC)", "SDC_D3 (EMMC)",
+                         "SDC_D4 (EMMC)", "SDC_D5 (EMMC)",
+                         "SDC_D6 (EMMC)", "SDC_D7 (EMMC)",
+                         "SDC_CLK (EMMC)", "SDC_RSTn (EMMC)",
+                         "SDC_CMD (EMMC)", "BOOT_SEL", "", "", "",
+                         "", "", "", "",
+                         /* Bank DIF */
+                         "ETH_RXD1", "ETH_RXD0", "ETH_RX_DV",
+                         "RGMII_RX_CLK", "ETH_RXD3", "ETH_RXD2",
+                         "ETH_TXEN", "ETH_PHY_REF_CLK_25MOUT",
+                         "ETH_MDC", "ETH_MDIO";
+};
+
 &gpio_ao {
+       gpio-line-names = "UART TX", "UART RX", "",
+                         "TF_3V3N_1V8_EN", "USB_HUB_RST_N",
+                         "USB_OTG_PWREN", "J7 Header Pin 2",
+                         "IR_IN", "J7 Header Pin 4",
+                         "J7 Header Pin 6", "J7 Header Pin 5",
+                         "J7 Header Pin 7", "HDMI_CEC",
+                         "SYS_LED", "", "";
+
        /*
         * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
         * to be turned high in order to be detected by the USB Controller.