From: Chris Healy <cphealy@gmail.com>
To: robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de,
festevam@gmail.com, linux-imx@nxp.com, andrew.smirnov@gmail.com,
l.stach@pengutronix.de, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, andrew@lunn.ch
Cc: Chris Healy <cphealy@gmail.com>
Subject: [PATCH v3] arm64: dts: zii-ultra: update MDIO speed and preamble
Date: Tue, 7 Jul 2020 18:00:05 -0700 [thread overview]
Message-ID: <20200708010005.6366-1-cphealy@gmail.com> (raw)
Update MDIO configuration with zii-ultra device to fully utilize
MDIO endpoint capabilities. Device supports 12.5MHz clock and
doesn't require MDIO preamble.
Signed-off-by: Chris Healy <cphealy@gmail.com>
---
v3:
- make "status = okay" the last property
v2:
- Fix subject line to reference zii-ultra:
- Get rid of "=<1>;" from suppress-preamble lines
arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
index 6a55165bd76a..0d1088dcaa02 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
@@ -131,6 +131,8 @@
mdio {
#address-cells = <1>;
#size-cells = <0>;
+ clock-frequency = <12500000>;
+ suppress-preamble;
status = "okay";
switch: switch@0 {
--
2.21.3
next reply other threads:[~2020-07-08 1:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-08 1:00 Chris Healy [this message]
2020-07-13 8:18 ` [PATCH v3] arm64: dts: zii-ultra: update MDIO speed and preamble Shawn Guo
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