[PATCH v2 2/9] ARM64: dts: meson-gxbb-p201: add the ethernet PHY's reset GPIO
Martin Blumenstingl
martin.blumenstingl at googlemail.com
Fri Jan 20 05:33:53 PST 2017
On Fri, Jan 20, 2017 at 2:31 PM, Neil Armstrong <narmstrong at baylibre.com> wrote:
> On 01/20/2017 02:26 PM, Martin Blumenstingl wrote:
>> This resets the ethernet PHY during boot to get the PHY into a "clean"
>> state.
>> While here also specify the phy-handle of the ethmac node to make the
>> PHY configuration similar to the one we have on GXL devices. This will
>> allow us to specify OF-properties for the PHY itself.
>>
>> Signed-off-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>
>> ---
>> arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts | 24 ++++++++++++++++++++++++
>> 1 file changed, 24 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts
>> index 39bb037a3e47..5d2cd2ecfdc4 100644
>> --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts
>> +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts
>> @@ -50,3 +50,27 @@
>> compatible = "amlogic,p201", "amlogic,meson-gxbb";
>> model = "Amlogic Meson GXBB P201 Development Board";
>> };
>> +
>> +ðmac {
>> + status = "okay";
>> + pinctrl-0 = <ð_rgmii_pins>;
>> + pinctrl-names = "default";
>> + phy-handle = <ð_phy0>;
>> + phy-mode = "rgmii";
>> +
>> + snps,reset-gpio = <&gpio GPIOZ_14 0>;
>> + snps,reset-delays-us = <0 10000 1000000>;
>> + snps,reset-active-low;
>> +
>> + mdio {
>> + compatible = "snps,dwmac-mdio";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + eth_phy0: ethernet-phy at 0 {
>> + compatible = "ethernet-phy-id0022.1620",
>> + "ethernet-phy-ieee802.3-c22";
>> + reg = <3>;
>> + };
>> + };
>> +};
>>
>
> Hi Martin,
>
> It seems you mismatched the p200 and the p201, it's the p201 nobody has and uses a rmii link.
ouch, good catch.
I'll send a fix for that later - thanks for spotting!
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