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| author | Madalin Bucur <madalin.bucur@oss.nxp.com> | 2020-01-22 16:20:28 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-01-23 23:17:13 +0300 |
| commit | 73d527aef68f7644e59f22ce7f9ac75e7b533aea (patch) | |
| tree | b16c7ac35ca108f5d183be1fa19aeddc465e556e /arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi | |
| parent | 2934d2c67838ba442fbd0b0560ba641044a5ceba (diff) | |
| download | linux-73d527aef68f7644e59f22ce7f9ac75e7b533aea.tar.xz | |
powerpc/fsl/dts: add fsl,erratum-a011043
Add fsl,erratum-a011043 to internal MDIO buses.
Software may get false read error when reading internal
PCS registers through MDIO. As a workaround, all internal
MDIO accesses should ignore the MDIO_CFG[MDIO_RD_ER] bit.
Signed-off-by: Madalin Bucur <madalin.bucur@oss.nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi')
| -rw-r--r-- | arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi index f05f0d775039..619c880b54d8 100644 --- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi +++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi @@ -59,6 +59,7 @@ fman@400000 { #size-cells = <0>; compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; reg = <0xe5000 0x1000>; + fsl,erratum-a011043; /* must ignore read errors */ pcsphy2: ethernet-phy@0 { reg = <0x0>; |