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arm64: dts: imx8mp-venice-gw74xx: add DP83867 configuration

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The GW7400 has an onboard DP83867 RGMII GbE PHY:
 - add RGMII delay and FIFO configuration
 - add LED configuration required to use them via netdev trigger:
   two LED's (LED1 and LED2, skipping LED0).

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Tim Harvey
2024-06-18 13:09:01 -07:00
committed by Shawn Guo
parent fdf7a55d3f
commit 9f05b20cee
1 changed files with 24 additions and 0 deletions
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arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts
+24
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@@ -9,6 +9,7 @@
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/phy/phy-imx8-pcie.h>
#include <dt-bindings/net/ti-dp83867.h>
#include "imx8mp.dtsi"
@@ -225,6 +226,29 @@
ethphy0: ethernet-phy@0 {
compatible = "ethernet-phy-ieee802.3-c22";
reg = <0x0>;
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
rx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
leds {
#address-cells = <1>;
#size-cells = <0>;
led@1 {
reg = <1>;
color = <LED_COLOR_ID_AMBER>;
function = LED_FUNCTION_LAN;
default-state = "keep";
};
led@2 {
reg = <2>;
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_LAN;
default-state = "keep";
};
};
};
};
};