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Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a77995-draak.dts')
-rw-r--r--arch/arm64/boot/dts/renesas/r8a77995-draak.dts31
1 files changed, 17 insertions, 14 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
index a7dc11e36fd9..67634cb01d6b 100644
--- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
@@ -19,11 +19,6 @@
ethernet0 = &avb;
};
- chosen {
- bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
- stdout-path = "serial0:115200n8";
- };
-
backlight: backlight {
compatible = "pwm-backlight";
pwms = <&pwm1 0 50000>;
@@ -35,6 +30,11 @@
enable-gpios = <&gpio4 0 GPIO_ACTIVE_HIGH>;
};
+ chosen {
+ bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
+ stdout-path = "serial0:115200n8";
+ };
+
composite-in {
compatible = "composite-video-connector";
@@ -97,7 +97,7 @@
reg = <0x0 0x48000000 0x0 0x18000000>;
};
- reg_1p8v: regulator0 {
+ reg_1p8v: regulator-1p8v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
regulator-min-microvolt = <1800000>;
@@ -106,7 +106,7 @@
regulator-always-on;
};
- reg_3p3v: regulator1 {
+ reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
regulator-min-microvolt = <3300000>;
@@ -115,7 +115,7 @@
regulator-always-on;
};
- reg_12p0v: regulator1 {
+ reg_12p0v: regulator-12p0v {
compatible = "regulator-fixed";
regulator-name = "D12.0V";
regulator-min-microvolt = <12000000>;
@@ -175,6 +175,14 @@
reg = <0>;
interrupt-parent = <&gpio5>;
interrupts = <19 IRQ_TYPE_LEVEL_LOW>;
+ /*
+ * TX clock internal delay mode is required for reliable
+ * 1Gbps communication using the KSZ9031RNX phy present on
+ * the Draak board, however, TX clock internal delay mode
+ * isn't supported on r8a77995. Thus, limit speed to
+ * 100Mbps for reliable communication.
+ */
+ max-speed = <100>;
};
};
@@ -511,12 +519,7 @@
status = "okay";
ports {
- #address-cells = <1>;
- #size-cells = <0>;
-
- port@0 {
- reg = <0>;
-
+ port {
vin4_in: endpoint {
remote-endpoint = <&adv7180_out>;
};