Hi Kever,
在 2019/11/27 下午2:23, Kever Yang 写道:
David,
On 2019/11/26 上午9:39, David Wu wrote:
The rk3308 only support RMII mode, and if it is output clock
mode, better to use ref_clk pin with drive strength 12ma.
Signed-off-by: David Wu <david...@rock-chips.com>
Did you send this to kernel list at the same time?
I will send it later.
Thanks,
- Kever
---
arch/arm/dts/rk3308.dtsi | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm/dts/rk3308.dtsi b/arch/arm/dts/rk3308.dtsi
index 0eeec165d4..a5c0b72ae0 100644
--- a/arch/arm/dts/rk3308.dtsi
+++ b/arch/arm/dts/rk3308.dtsi
@@ -627,6 +627,28 @@
status = "disabled";
};
+ mac: ethernet@ff4e0000 {
+ compatible = "rockchip,rk3308-mac";
+ reg = <0x0 0xff4e0000 0x0 0x10000>;
+ rockchip,grf = <&grf>;
+ interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq";
+ clocks = <&cru SCLK_MAC>, <&cru SCLK_MAC_RX_TX>,
+ <&cru SCLK_MAC_RX_TX>, <&cru SCLK_MAC_REF>,
+ <&cru SCLK_MAC>, <&cru ACLK_MAC>,
+ <&cru PCLK_MAC>, <&cru SCLK_MAC_RMII>;
+ clock-names = "stmmaceth", "mac_clk_rx",
+ "mac_clk_tx", "clk_mac_ref",
+ "clk_mac_refout", "aclk_mac",
+ "pclk_mac", "clk_mac_speed";
+ phy-mode = "rmii";
+ pinctrl-names = "default";
+ pinctrl-0 = <&rmii_pins &mac_refclk_12ma>;
+ resets = <&cru SRST_MAC_A>;
+ reset-names = "stmmaceth";
+ status = "disabled";
+ };
+
cru: clock-controller@ff500000 {
compatible = "rockchip,rk3308-cru";
reg = <0x0 0xff500000 0x0 0x1000>;
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