ARM: dts: rockchip: enable gmac on RK3288 evb board

enable gmac in rk3288-evb-rk808.dts

changes since v2:
1. add fixed regulator for PHY
2. remove power-gpio, reset-gpio, phyirq-gpio, pmu_regulator setting
3. add "snps,reset-gpio", "snps,reset-active-low;" "snps,reset-delays-us"

Signed-off-by: Roger Chen <roger.chen@rock-chips.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/arch/arm/boot/dts/rk3288-evb-rk808.dts b/arch/arm/boot/dts/rk3288-evb-rk808.dts
index d8c775e..831a7aa 100644 (file)
--- a/arch/arm/boot/dts/rk3288-evb-rk808.dts
+++ b/arch/arm/boot/dts/rk3288-evb-rk808.dts
@@ -15,6 +15,13 @@
 
 / {
        compatible = "rockchip,rk3288-evb-rk808", "rockchip,rk3288";
 
 / {
        compatible = "rockchip,rk3288-evb-rk808", "rockchip,rk3288";

+
+       ext_gmac: external-gmac-clock {
+               compatible = "fixed-clock";
+               clock-frequency = <125000000>;
+               clock-output-names = "ext_gmac";
+               #clock-cells = <0>;
+       };

 };
 
 &cpu0 {
 };
 
 &cpu0 {


@@ -152,3 +159,19 @@
                };
        };
 };
                };
        };
 };

+
+&gmac {
+       phy_regulator = "vcc_phy";
+       phy-mode = "rgmii";
+       clock_in_out = "input";
+       snps,reset-gpio = <&gpio4 7 0>;
+       snps,reset-active-low;
+       snps,reset-delays-us = <0 10000 1000000>;
+       assigned-clocks = <&cru SCLK_MAC>;
+       assigned-clock-parents = <&ext_gmac>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&rgmii_pins>;
+       tx_delay = <0x30>;
+       rx_delay = <0x10>;
+       status = "ok";
+};

diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi b/arch/arm/boot/dts/rk3288-evb.dtsi
index 3e067dd..048cb17 100644 (file)
--- a/arch/arm/boot/dts/rk3288-evb.dtsi
+++ b/arch/arm/boot/dts/rk3288-evb.dtsi
@@ -90,6 +90,17 @@
                regulator-always-on;
                regulator-boot-on;
        };
                regulator-always-on;
                regulator-boot-on;
        };

+
+       vcc_phy: vcc-phy-regulator {
+               compatible = "regulator-fixed";
+               enable-active-high;
+               gpio = <&gpio0 6 GPIO_ACTIVE_HIGH>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&eth_phy_pwr>;
+               regulator-name = "vcc_phy";
+               regulator-always-on;
+               regulator-boot-on;
+       };

 };
 
 &emmc {
 };
 
 &emmc {


@@ -178,6 +189,12 @@
                        rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
                };
        };
                        rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
                };
        };

+
+       eth_phy {
+               eth_phy_pwr: eth-phy-pwr {
+                       rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };

 };
 
 &usb_host0_ehci {
 };
 
 &usb_host0_ehci {