diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/302-dts-0085-arm64-dts-LS1028a-rdb-use-Ethernet-PHY-interrupt.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/302-dts-0085-arm64-dts-LS1028a-rdb-use-Ethernet-PHY-interrupt.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/302-dts-0085-arm64-dts-LS1028a-rdb-use-Ethernet-PHY-interrupt.patch b/target/linux/layerscape/patches-5.4/302-dts-0085-arm64-dts-LS1028a-rdb-use-Ethernet-PHY-interrupt.patch new file mode 100644 index 0000000000..17286a815e --- /dev/null +++ b/target/linux/layerscape/patches-5.4/302-dts-0085-arm64-dts-LS1028a-rdb-use-Ethernet-PHY-interrupt.patch @@ -0,0 +1,51 @@ +From 3dc3a4c6ac9e8a0940a9974b8fe2da7641bfa3dd Mon Sep 17 00:00:00 2001 +From: Alex Marginean <alexandru.marginean@nxp.com> +Date: Thu, 22 Aug 2019 12:47:12 +0300 +Subject: [PATCH] arm64: dts: LS1028a-rdb: use Ethernet PHY interrupt + +Use the PHY interrupt wired to GPIO pins as part of MDIO WA performance +impact mitigation. + +Signed-off-by: Alex Marginean <alexandru.marginean@nxp.com> +--- + arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts | 10 ++++++++++ + 1 file changed, 10 insertions(+) + +--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts ++++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts +@@ -202,6 +202,8 @@ + #size-cells = <0>; + sgmii_phy0: ethernet-phy@2 { + reg = <0x2>; ++ interrupt-parent = <&gpio1>; ++ interrupts = <25 IRQ_TYPE_EDGE_FALLING>; + }; + }; + }; +@@ -213,18 +215,26 @@ + &enetc_mdio_pf3 { + qsgmii_phy1: ethernet-phy@4 { + reg = <0x10>; ++ interrupt-parent = <&gpio1>; ++ interrupts = <25 IRQ_TYPE_EDGE_FALLING>; + }; + + qsgmii_phy2: ethernet-phy@5 { + reg = <0x11>; ++ interrupt-parent = <&gpio1>; ++ interrupts = <25 IRQ_TYPE_EDGE_FALLING>; + }; + + qsgmii_phy3: ethernet-phy@6 { + reg = <0x12>; ++ interrupt-parent = <&gpio1>; ++ interrupts = <25 IRQ_TYPE_EDGE_FALLING>; + }; + + qsgmii_phy4: ethernet-phy@7 { + reg = <0x13>; ++ interrupt-parent = <&gpio1>; ++ interrupts = <25 IRQ_TYPE_EDGE_FALLING>; + }; + }; + |