rockchip: rk3328: Add support for ROC-RK3328-CC board

[oweals/u-boot.git] / arch / arm / dts / bcm2835-rpi-a.dts

diff --git a/arch/arm/dts/bcm2835-rpi-a.dts b/arch/arm/dts/bcm2835-rpi-a.dts
index 306a84ee9898b17ae632fe8839633cd133d631ff..067d1f07a2d36c1653e47b2b3d64d77a0c81b813 100644 (file)
--- a/arch/arm/dts/bcm2835-rpi-a.dts
+++ b/arch/arm/dts/bcm2835-rpi-a.dts
@@ -1,6 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /dts-v1/;
 #include "bcm2835.dtsi"
 #include "bcm2835-rpi.dtsi"
+#include "bcm283x-rpi-usb-host.dtsi"
 
 / {
        compatible = "raspberrypi,model-a", "brcm,bcm2835";
@@ -8,13 +10,80 @@
 
        leds {
                act {
-                       gpios = <&gpio 16 1>;
+                       gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
                };
        };
 };
 
 &gpio {
-       pinctrl-0 = <&gpioout &alt0 &i2s_alt2 &alt3>;
+       /*
+        * Taken from Raspberry-Pi-Rev-1.0-Model-AB-Schematics.pdf
+        * RPI00021 sheet 02
+        *
+        * Legend:
+        * "NC" = not connected (no rail from the SoC)
+        * "FOO" = GPIO line named "FOO" on the schematic
+        * "FOO_N" = GPIO line named "FOO" on schematic, active low
+        */
+       gpio-line-names = "SDA0",
+                         "SCL0",
+                         "SDA1",
+                         "SCL1",
+                         "GPIO_GCLK",
+                         "CAM_GPIO1",
+                         "LAN_RUN",
+                         "SPI_CE1_N",
+                         "SPI_CE0_N",
+                         "SPI_MISO",
+                         "SPI_MOSI",
+                         "SPI_SCLK",
+                         "NC", /* GPIO12 */
+                         "NC", /* GPIO13 */
+                         /* Serial port */
+                         "TXD0",
+                         "RXD0",
+                         "STATUS_LED_N",
+                         "GPIO17",
+                         "GPIO18",
+                         "NC", /* GPIO19 */
+                         "NC", /* GPIO20 */
+                         "GPIO21",
+                         "GPIO22",
+                         "GPIO23",
+                         "GPIO24",
+                         "GPIO25",
+                         "NC", /* GPIO26 */
+                         "CAM_GPIO0",
+                         /* Binary number representing build/revision */
+                         "CONFIG0",
+                         "CONFIG1",
+                         "CONFIG2",
+                         "CONFIG3",
+                         "NC", /* GPIO32 */
+                         "NC", /* GPIO33 */
+                         "NC", /* GPIO34 */
+                         "NC", /* GPIO35 */
+                         "NC", /* GPIO36 */
+                         "NC", /* GPIO37 */
+                         "NC", /* GPIO38 */
+                         "NC", /* GPIO39 */
+                         "PWM0_OUT",
+                         "NC", /* GPIO41 */
+                         "NC", /* GPIO42 */
+                         "NC", /* GPIO43 */
+                         "NC", /* GPIO44 */
+                         "PWM1_OUT",
+                         "HDMI_HPD_P",
+                         "SD_CARD_DET",
+                         /* Used by SD Card */
+                         "SD_CLK_R",
+                         "SD_CMD_R",
+                         "SD_DATA0_R",
+                         "SD_DATA1_R",
+                         "SD_DATA2_R",
+                         "SD_DATA3_R";
+
+       pinctrl-0 = <&gpioout &alt0 &i2s_alt2>;
 
        /* I2S interface */
        i2s_alt2: i2s_alt2 {
@@ -26,3 +95,15 @@
 &hdmi {
        hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
 };
+
+&pwm {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
+       status = "okay";
+};
+
+&uart0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart0_gpio14>;
+       status = "okay";
+};