ARM: dts: Add emac nodes to the rk3188 device tree

This adds support for EMAC Rockchip driver on RK3188 SoCs.

Signed-off-by: Romain Perier <romain.perier@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 39 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/rk3188.dtsi b/arch/arm/boot/dts/rk3188.dtsi
index ee801a9c6b74..7f25bc51f2ee 100644
--- a/arch/arm/boot/dts/rk3188.dtsi
+++ b/arch/arm/boot/dts/rk3188.dtsi
@@ -147,6 +147,24 @@
                         bias-disable;
                 };
 
+                emac {
+                        emac_xfer: emac-xfer {
+                                rockchip,pins = <RK_GPIO3 16 RK_FUNC_2 &pcfg_pull_none>, /* tx_en */
+                                                <RK_GPIO3 17 RK_FUNC_2 &pcfg_pull_none>, /* txd1 */
+                                                <RK_GPIO3 18 RK_FUNC_2 &pcfg_pull_none>, /* txd0 */
+                                                <RK_GPIO3 19 RK_FUNC_2 &pcfg_pull_none>, /* rxd0 */
+                                                <RK_GPIO3 20 RK_FUNC_2 &pcfg_pull_none>, /* rxd1 */
+                                                <RK_GPIO3 21 RK_FUNC_2 &pcfg_pull_none>, /* mac_clk */
+                                                <RK_GPIO3 22 RK_FUNC_2 &pcfg_pull_none>, /* rx_err */
+                                                <RK_GPIO3 23 RK_FUNC_2 &pcfg_pull_none>; /* crs_dvalid */
+                        };
+
+                        emac_mdio: emac-mdio {
+                                rockchip,pins = <RK_GPIO3 24 RK_FUNC_2 &pcfg_pull_none>,
+                                                <RK_GPIO3 25 RK_FUNC_2 &pcfg_pull_none>;
+                        };
+                };
+
                 i2c0 {
                         i2c0_xfer: i2c0-xfer {
                                 rockchip,pins = <RK_GPIO1 24 RK_FUNC_1 &pcfg_pull_none>,
@@ -323,6 +341,10 @@
         };
 };
 
+&emac {
+        compatible = "rockchip,rk3188-emac";
+};
+
 &global_timer {
         interrupts = <GIC_PPI 11 0xf04>;
 };
diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi
index 8caf85d83901..208b1df6bcb0 100644
--- a/arch/arm/boot/dts/rk3xxx.dtsi
+++ b/arch/arm/boot/dts/rk3xxx.dtsi
@@ -91,6 +91,23 @@
                 status = "disabled";
         };
 
+        emac: ethernet@10204000 {
+                compatible = "snps,arc-emac";
+                reg = <0x10204000 0x3c>;
+                interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                rockchip,grf = <&grf>;
+
+                clocks = <&cru HCLK_EMAC>, <&cru SCLK_MAC>;
+                clock-names = "hclk", "macref";
+                max-speed = <100>;
+                phy-mode = "rmii";
+
+                status = "disabled";
+        };
+
         mmc0: dwmmc@10214000 {
                 compatible = "rockchip,rk2928-dw-mshc";
                 reg = <0x10214000 0x1000>;