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ARM: dts: ls1021a: Specify TBIPA register address 

The current (mildly evil) fsl_pq_mdio code uses an undocumented shadow of
the TBIPA register on LS1021A, which happens to be read-only.
Changing TBI PHY address therefore does not work on LS1021A.

The real (and documented) address of the TBIPA registere lies in the eTSEC
block and not in MDIO/MII, which is read/write, so using that fixes
the problem.

Signed-off-by: Esben Haabendal <eha@deif.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Esben Haabendal 2018-04-06 14:46:35 +02:00 committed by David S. Miller
parent 21481189e8
commit 5571196135
1 changed files with 2 additions and 1 deletions
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3
arch/arm/boot/dts/ls1021a.dtsi
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@ -587,7 +587,8 @@
device_type = "mdio"; device_type = "mdio";
#address-cells = <1>; #address-cells = <1>;
#size-cells = <0>; #size-cells = <0>;
reg = <0x0 0x2d24000 0x0 0x4000>; reg = <0x0 0x2d24000 0x0 0x4000>,
<0x0 0x2d10030 0x0 0x4>;
}; };
ptp_clock@2d10e00 { ptp_clock@2d10e00 {