diff options
| author | Teresa Remmet <t.remmet@phytec.de> | 2022-02-18 13:04:54 +0100 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2022-02-21 14:09:56 +0800 |
| commit | 97c8800e3fe2a3add3fd6d78274b2b5bc0087ba5 (patch) | |
| tree | fc1f0da31925a524fd1820b67fecbf0989cd2169 /arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi | |
| parent | c173a181719e7412821a357da0dc97244bf0c52d (diff) | |
arm64: dts: imx8mp-phycore-som: Reduce drive strength for fec tx lines
Reduce drive strength on fec tx lines for signal quality improvements.
Measurements showed that TD0 and TD1 require X4 and the other lines
X2 for optimized settings.
Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi index 927290990d02..06e94f6e1702 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi @@ -222,12 +222,12 @@ MX8MP_IOMUXC_SAI1_RXD7__ENET1_RGMII_RD3 0x91 MX8MP_IOMUXC_SAI1_TXC__ENET1_RGMII_RXC 0x91 MX8MP_IOMUXC_SAI1_TXFS__ENET1_RGMII_RX_CTL 0x91 - MX8MP_IOMUXC_SAI1_TXD0__ENET1_RGMII_TD0 0x1f - MX8MP_IOMUXC_SAI1_TXD1__ENET1_RGMII_TD1 0x1f - MX8MP_IOMUXC_SAI1_TXD2__ENET1_RGMII_TD2 0x1f - MX8MP_IOMUXC_SAI1_TXD3__ENET1_RGMII_TD3 0x1f - MX8MP_IOMUXC_SAI1_TXD4__ENET1_RGMII_TX_CTL 0x1f - MX8MP_IOMUXC_SAI1_TXD5__ENET1_RGMII_TXC 0x1f + MX8MP_IOMUXC_SAI1_TXD0__ENET1_RGMII_TD0 0x12 + MX8MP_IOMUXC_SAI1_TXD1__ENET1_RGMII_TD1 0x12 + MX8MP_IOMUXC_SAI1_TXD2__ENET1_RGMII_TD2 0x14 + MX8MP_IOMUXC_SAI1_TXD3__ENET1_RGMII_TD3 0x14 + MX8MP_IOMUXC_SAI1_TXD4__ENET1_RGMII_TX_CTL 0x14 + MX8MP_IOMUXC_SAI1_TXD5__ENET1_RGMII_TXC 0x14 MX8MP_IOMUXC_GPIO1_IO15__GPIO1_IO15 0x11 >; }; |