* [PATCH 0/1] ARM: dts: stm32: replace rgmii mode with rgmii-id on stm32mp15 boards
@ 2019-06-17 8:50 Christophe Roullier
2019-06-17 8:50 ` [PATCH 1/1] " Christophe Roullier
0 siblings, 1 reply; 3+ messages in thread
From: Christophe Roullier @ 2019-06-17 8:50 UTC (permalink / raw)
To: robh, davem, joabreu, mark.rutland, mcoquelin.stm32,
alexandre.torgue, peppe.cavallaro
Cc: devicetree, andrew, netdev, linux-kernel, linux-stm32,
christophe.roullier, linux-arm-kernel
On disco and eval board, Tx and Rx delay are applied (pull-up of 4.7k
put on VDD) so which correspond to RGMII-ID mode with internal RX and TX
delays provided by the PHY, the MAC should not add the RX or TX delays
in this case
Christophe Roullier (1):
ARM: dts: stm32: replace rgmii mode with rgmii-id on stm32mp15 boards
arch/arm/boot/dts/stm32mp157a-dk1.dts | 2 +-
arch/arm/boot/dts/stm32mp157c-ev1.dts | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
--
2.17.1
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^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH 1/1] ARM: dts: stm32: replace rgmii mode with rgmii-id on stm32mp15 boards
2019-06-17 8:50 [PATCH 0/1] ARM: dts: stm32: replace rgmii mode with rgmii-id on stm32mp15 boards Christophe Roullier
@ 2019-06-17 8:50 ` Christophe Roullier
2019-06-17 12:34 ` Alexandre Torgue
0 siblings, 1 reply; 3+ messages in thread
From: Christophe Roullier @ 2019-06-17 8:50 UTC (permalink / raw)
To: robh, davem, joabreu, mark.rutland, mcoquelin.stm32,
alexandre.torgue, peppe.cavallaro
Cc: devicetree, andrew, netdev, linux-kernel, linux-stm32,
christophe.roullier, linux-arm-kernel
On disco and eval board, Tx and Rx delay are applied (pull-up of 4.7k
put on VDD) so which correspond to RGMII-ID mode with internal RX and TX
delays provided by the PHY, the MAC should not add the RX or TX delays
in this case
Signed-off-by: Christophe Roullier <christophe.roullier@st.com>
---
arch/arm/boot/dts/stm32mp157a-dk1.dts | 2 +-
arch/arm/boot/dts/stm32mp157c-ev1.dts | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 098dbfb06b61..2c105740dfad 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -51,7 +51,7 @@
pinctrl-0 = <ðernet0_rgmii_pins_a>;
pinctrl-1 = <ðernet0_rgmii_pins_sleep_a>;
pinctrl-names = "default", "sleep";
- phy-mode = "rgmii";
+ phy-mode = "rgmii-id";
max-speed = <1000>;
phy-handle = <&phy0>;
diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts
index b6aca40b9b90..ab1393caf799 100644
--- a/arch/arm/boot/dts/stm32mp157c-ev1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts
@@ -79,7 +79,7 @@
pinctrl-0 = <ðernet0_rgmii_pins_a>;
pinctrl-1 = <ðernet0_rgmii_pins_sleep_a>;
pinctrl-names = "default", "sleep";
- phy-mode = "rgmii";
+ phy-mode = "rgmii-id";
max-speed = <1000>;
phy-handle = <&phy0>;
--
2.17.1
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^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH 1/1] ARM: dts: stm32: replace rgmii mode with rgmii-id on stm32mp15 boards
2019-06-17 8:50 ` [PATCH 1/1] " Christophe Roullier
@ 2019-06-17 12:34 ` Alexandre Torgue
0 siblings, 0 replies; 3+ messages in thread
From: Alexandre Torgue @ 2019-06-17 12:34 UTC (permalink / raw)
To: Christophe Roullier, robh, davem, joabreu, mark.rutland,
mcoquelin.stm32, peppe.cavallaro
Cc: devicetree, andrew, netdev, linux-kernel, linux-stm32, linux-arm-kernel
Hi Christophe
On 6/17/19 10:50 AM, Christophe Roullier wrote:
> On disco and eval board, Tx and Rx delay are applied (pull-up of 4.7k
> put on VDD) so which correspond to RGMII-ID mode with internal RX and TX
> delays provided by the PHY, the MAC should not add the RX or TX delays
> in this case
>
> Signed-off-by: Christophe Roullier <christophe.roullier@st.com>
> ---
> arch/arm/boot/dts/stm32mp157a-dk1.dts | 2 +-
> arch/arm/boot/dts/stm32mp157c-ev1.dts | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
> index 098dbfb06b61..2c105740dfad 100644
> --- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
> +++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
> @@ -51,7 +51,7 @@
> pinctrl-0 = <ðernet0_rgmii_pins_a>;
> pinctrl-1 = <ðernet0_rgmii_pins_sleep_a>;
> pinctrl-names = "default", "sleep";
> - phy-mode = "rgmii";
> + phy-mode = "rgmii-id";
> max-speed = <1000>;
> phy-handle = <&phy0>;
>
> diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts
> index b6aca40b9b90..ab1393caf799 100644
> --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts
> +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts
> @@ -79,7 +79,7 @@
> pinctrl-0 = <ðernet0_rgmii_pins_a>;
> pinctrl-1 = <ðernet0_rgmii_pins_sleep_a>;
> pinctrl-names = "default", "sleep";
> - phy-mode = "rgmii";
> + phy-mode = "rgmii-id";
> max-speed = <1000>;
> phy-handle = <&phy0>;
>
>
Applied on stm32-next.
Thanks.
Alex
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2019-06-17 8:50 [PATCH 0/1] ARM: dts: stm32: replace rgmii mode with rgmii-id on stm32mp15 boards Christophe Roullier
2019-06-17 8:50 ` [PATCH 1/1] " Christophe Roullier
2019-06-17 12:34 ` Alexandre Torgue
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