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arm: dts: Add mac node for rk3308 at dtsi level

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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.wu@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
David Wu
2019-11-26 09:39:50 +08:00
committed by Kever Yang
parent 0ed8f1e5f4
commit 982fab393d
1 changed files with 22 additions and 0 deletions
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22
arch/arm/dts/rk3308.dtsi
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@@ -627,6 +627,28 @@
status = "disabled"; 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 { cru: clock-controller@ff500000 {
compatible = "rockchip,rk3308-cru"; compatible = "rockchip,rk3308-cru";
reg = <0x0 0xff500000 0x0 0x1000>; reg = <0x0 0xff500000 0x0 0x1000>;