This patch describe the emac, and we need to let mac clock under the APLL which is able to provide the accurate 50MHz what mac_ref need. Signed-off-by: Xing Zheng <zhengxing@xxxxxxxxxxxxxx> --- arch/arm/boot/dts/rk3036-evb.dts | 25 +++++++++++++++++++++++++ arch/arm/boot/dts/rk3036-kylin.dts | 23 +++++++++++++++++++++++ arch/arm/boot/dts/rk3036.dtsi | 32 ++++++++++++++++++++++++++++++++ 3 files changed, 80 insertions(+) diff --git a/arch/arm/boot/dts/rk3036-evb.dts b/arch/arm/boot/dts/rk3036-evb.dts index 28a0336..69b96e6 100644 --- a/arch/arm/boot/dts/rk3036-evb.dts +++ b/arch/arm/boot/dts/rk3036-evb.dts @@ -62,3 +62,28 @@ &uart2 { status = "okay"; }; + +&emac { + assigned-clocks = <&cru SCLK_MACPLL>; + assigned-clock-parents = <&cru PLL_APLL>; + pinctrl-names = "default"; + pinctrl-0 = <&emac_xfer>, <&emac_mdio>, <&rmii_rst>; + phy = <&phy0>; + status = "okay"; + + phy0: ethernet-phy@0 { + reg = <0>; + }; +}; + +&pinctrl { + pcfg_output_high: pcfg-output-high { + output-high; + }; + + emac { + rmii_rst: rmii-rst { + rockchip,pins = <2 22 RK_FUNC_GPIO &pcfg_output_high>; + }; + }; +}; diff --git a/arch/arm/boot/dts/rk3036-kylin.dts b/arch/arm/boot/dts/rk3036-kylin.dts index 992f9ca..3fb1cfe 100644 --- a/arch/arm/boot/dts/rk3036-kylin.dts +++ b/arch/arm/boot/dts/rk3036-kylin.dts @@ -285,7 +285,24 @@ status = "okay"; }; +&emac { + assigned-clocks = <&cru SCLK_MACPLL>; + assigned-clock-parents = <&cru PLL_APLL>; + pinctrl-names = "default"; + pinctrl-0 = <&emac_xfer>, <&emac_mdio>, <&rmii_rst>; + phy = <&phy0>; + status = "okay"; + + phy0: ethernet-phy@0 { + reg = <0>; + }; +}; + &pinctrl { + pcfg_output_high: pcfg-output-high { + output-high; + }; + pmic { pmic_int: pmic-int { rockchip,pins = <2 2 RK_FUNC_GPIO &pcfg_pull_default>; @@ -297,4 +314,10 @@ rockchip,pins = <2 7 RK_FUNC_1 &pcfg_pull_none>; }; }; + + emac { + rmii_rst: rmii-rst { + rockchip,pins = <2 22 RK_FUNC_GPIO &pcfg_output_high>; + }; + }; }; diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi index b9567c1..0c09fb3 100644 --- a/arch/arm/boot/dts/rk3036.dtsi +++ b/arch/arm/boot/dts/rk3036.dtsi @@ -186,6 +186,20 @@ status = "disabled"; }; + emac: ethernet@10200000 { + compatible = "rockchip,rk3036-emac", "snps,arc-emac"; + reg = <0x10200000 0x4000>; + interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + rockchip,grf = <&grf>; + clocks = <&cru HCLK_MAC>, <&cru SCLK_MACREF>, <&cru SCLK_MAC>; + clock-names = "hclk", "macref", "macclk"; + max-speed = <100>; + phy-mode = "rmii"; + status = "disabled"; + }; + sdmmc: dwmmc@10214000 { compatible = "rockchip,rk3036-dw-mshc", "rockchip,rk3288-dw-mshc"; reg = <0x10214000 0x4000>; @@ -556,6 +570,24 @@ }; }; + emac { + emac_xfer: emac-xfer { + rockchip,pins = <2 10 RK_FUNC_1 &pcfg_pull_none>, /* crs_dvalid */ + <2 13 RK_FUNC_1 &pcfg_pull_none>, /* tx_en */ + <2 14 RK_FUNC_1 &pcfg_pull_none>, /* mac_clk */ + <2 15 RK_FUNC_1 &pcfg_pull_none>, /* rx_err */ + <2 16 RK_FUNC_1 &pcfg_pull_none>, /* rxd1 */ + <2 17 RK_FUNC_1 &pcfg_pull_none>, /* rxd0 */ + <2 18 RK_FUNC_1 &pcfg_pull_none>, /* txd1 */ + <2 19 RK_FUNC_1 &pcfg_pull_none>; /* txd0 */ + }; + + emac_mdio: emac-mdio { + rockchip,pins = <2 12 RK_FUNC_1 &pcfg_pull_none>, /* mac_md */ + <2 25 RK_FUNC_1 &pcfg_pull_none>; /* mac_mdclk */ + }; + }; + i2c0 { i2c0_xfer: i2c0-xfer { rockchip,pins = <0 0 RK_FUNC_1 &pcfg_pull_none>, -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html