From: Christophe Roullier <christophe.roullier@st.com>
To: <robh@kernel.org>, <davem@davemloft.net>, <joabreu@synopsys.com>,
<mark.rutland@arm.com>, <mcoquelin.stm32@gmail.com>,
<alexandre.torgue@st.com>, <peppe.cavallaro@st.com>
Cc: <linux-stm32@st-md-mailman.stormreply.com>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>, <netdev@vger.kernel.org>,
<christophe.roullier@st.com>, <andrew@lunn.ch>
Subject: [PATCH V4 net-next 3/4] ARM: dts: stm32: adjust slew rate for Ethernet
Date: Thu, 7 Nov 2019 09:47:56 +0100 [thread overview]
Message-ID: <20191107084757.17910-4-christophe.roullier@st.com> (raw)
In-Reply-To: <20191107084757.17910-1-christophe.roullier@st.com>
ETH_MDIO slew-rate should be set to "0" instead of "2"
Signed-off-by: Christophe Roullier <christophe.roullier@st.com>
---
arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
index 0a3a7d66737b..9a8f0d4c9ea3 100644
--- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
@@ -217,13 +217,18 @@
<STM32_PINMUX('C', 2, AF11)>, /* ETH_RGMII_TXD2 */
<STM32_PINMUX('E', 2, AF11)>, /* ETH_RGMII_TXD3 */
<STM32_PINMUX('B', 11, AF11)>, /* ETH_RGMII_TX_CTL */
- <STM32_PINMUX('A', 2, AF11)>, /* ETH_MDIO */
<STM32_PINMUX('C', 1, AF11)>; /* ETH_MDC */
bias-disable;
drive-push-pull;
- slew-rate = <3>;
+ slew-rate = <2>;
};
pins2 {
+ pinmux = <STM32_PINMUX('A', 2, AF11)>; /* ETH_MDIO */
+ bias-disable;
+ drive-push-pull;
+ slew-rate = <0>;
+ };
+ pins3 {
pinmux = <STM32_PINMUX('C', 4, AF11)>, /* ETH_RGMII_RXD0 */
<STM32_PINMUX('C', 5, AF11)>, /* ETH_RGMII_RXD1 */
<STM32_PINMUX('B', 0, AF11)>, /* ETH_RGMII_RXD2 */
--
2.17.1
next prev parent reply other threads:[~2019-11-07 8:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-07 8:47 [PATCH V4 net-next 0/4] net: ethernet: stmmac: cleanup clock and optimization Christophe Roullier
2019-11-07 8:47 ` [PATCH V4 net-next 1/4] net: ethernet: stmmac: Add support for syscfg clock Christophe Roullier
2019-11-07 13:03 ` Andrew Lunn
2019-11-08 19:21 ` David Miller
2019-11-07 8:47 ` [PATCH V4 net-next 2/4] ARM: dts: stm32: remove syscfg clock on stm32mp157c ethernet Christophe Roullier
2019-11-07 8:47 ` Christophe Roullier [this message]
2019-11-07 8:47 ` [PATCH V4 net-next 4/4] ARM: dts: stm32: Enable gating of the MAC TX clock during TX low-power mode on stm32mp157c Christophe Roullier
2019-11-07 23:26 ` [PATCH V4 net-next 0/4] net: ethernet: stmmac: cleanup clock and optimization David Miller
2019-11-08 10:35 ` Alexandre Torgue
2019-11-08 19:21 ` David Miller
2019-12-09 14:02 ` Alexandre Torgue
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