Add rk3328-evb gmac support.
Signed-off-by: David Wu david.wu@rock-chips.com ---
Changes in v3: - None
Changes in v2: - New patch
arch/arm/dts/rk3328-evb.dts | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)
diff --git a/arch/arm/dts/rk3328-evb.dts b/arch/arm/dts/rk3328-evb.dts index 3dd9d81..336c2d5 100644 --- a/arch/arm/dts/rk3328-evb.dts +++ b/arch/arm/dts/rk3328-evb.dts @@ -15,6 +15,13 @@ stdout-path = &uart2; };
+ gmac_clkin: external-gmac-clock { + compatible = "fixed-clock"; + clock-frequency = <125000000>; + clock-output-names = "gmac_clkin"; + #clock-cells = <0>; + }; + vcc3v3_sdmmc: sdmmc-pwren { compatible = "regulator-fixed"; regulator-name = "vcc3v3"; @@ -40,6 +47,13 @@ regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; }; + + vcc_phy: vcc-phy-regulator { + compatible = "regulator-fixed"; + regulator-name = "vcc_phy"; + regulator-always-on; + regulator-boot-on; + }; };
&saradc { @@ -74,6 +88,22 @@ status = "okay"; };
+&gmac2io { + phy-supply = <&vcc_phy>; + phy-mode = "rgmii"; + clock_in_out = "input"; + snps,reset-gpio = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 50000>; + assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>; + assigned-clock-parents = <&gmac_clkin>, <&gmac_clkin>; + pinctrl-names = "default"; + pinctrl-0 = <&rgmiim1_pins>; + tx_delay = <0x26>; + rx_delay = <0x11>; + status = "okay"; +}; + &usb_host0_ehci { status = "okay"; };