From: Stefan Riedmueller <s.riedmueller@phytec.de>
To: barebox@lists.infradead.org
Subject: [PATCH 2/2] ARM: dts: imx6ul: phycore: Reduce eth drive strength
Date: Tue, 2 Jul 2019 15:03:50 +0200 [thread overview]
Message-ID: <1562072630-54127-2-git-send-email-s.riedmueller@phytec.de> (raw)
In-Reply-To: <1562072630-54127-1-git-send-email-s.riedmueller@phytec.de>
Reduce the drive strength for the MDC, MDIO and TX pins of fec1 to improve
signal quality and EMC. Also disable internal pull ups on the MDC and
MDIO pins.
Signed-off-by: Stefan Riedmueller <s.riedmueller@phytec.de>
---
arch/arm/dts/imx6ul-phytec-phycore-som.dtsi | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/arm/dts/imx6ul-phytec-phycore-som.dtsi b/arch/arm/dts/imx6ul-phytec-phycore-som.dtsi
index 0ec7eae1eff0..c7c657bcd409 100644
--- a/arch/arm/dts/imx6ul-phytec-phycore-som.dtsi
+++ b/arch/arm/dts/imx6ul-phytec-phycore-som.dtsi
@@ -159,16 +159,16 @@
pinctrl_enet1: enet1grp {
fsl,pins = <
- MX6UL_PAD_GPIO1_IO07__ENET1_MDC 0x1b0b0
- MX6UL_PAD_GPIO1_IO06__ENET1_MDIO 0x1b0b0
+ MX6UL_PAD_GPIO1_IO07__ENET1_MDC 0x10010
+ MX6UL_PAD_GPIO1_IO06__ENET1_MDIO 0x10010
MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN 0x1b0b0
MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER 0x1b0b0
MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00 0x1b0b0
MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01 0x1b0b0
- MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN 0x1b0b0
- MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00 0x1b0b0
- MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01 0x1b0b0
- MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1 0x4001b031
+ MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN 0x1b010
+ MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00 0x1b010
+ MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01 0x1b010
+ MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1 0x4001b010
>;
};
--
2.7.4
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next prev parent reply other threads:[~2019-07-02 13:03 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-02 13:03 [PATCH 1/2] ARM: dts: imx6qdl: phycore: Set phy-reset-duration for fec Stefan Riedmueller
2019-07-02 13:03 ` Stefan Riedmueller [this message]
2019-07-04 6:53 ` Sascha Hauer
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