linux-kernel - [PATCH v1 1/2] doc: dt-binding: mxs-usb-phy: fix fsl,tx-cal-45-dn-ohms max and min value

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Message-Id: <20220829153124.2791210-1-Frank.Li@nxp.com>
Date:   Mon, 29 Aug 2022 10:31:23 -0500
From:   Frank Li <Frank.Li@....com>
To:     kishon@...com, vkoul@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, shawnguo@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        linux-imx@....com, balbi@...nel.org, gregkh@...uxfoundation.org,
        linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, imx@...ts.linux.dev
Subject: [PATCH v1 1/2] doc: dt-binding: mxs-usb-phy: fix fsl,tx-cal-45-dn-ohms max and min value

According to spec:
	0000 +19.95%
	....
	1111 -21.68%

45 * (1 + 19.95%) = 53.9775
45 * (1 - 21.68%) = 35.244

Chanege fsl,tx-cal-45-dn-ohms and fsl,tx-cal-45-dp-ohms range to [35-54]
from [30-55]

Signed-off-by: Frank Li <Frank.Li@....com>
---
 Documentation/devicetree/bindings/phy/mxs-usb-phy.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/mxs-usb-phy.txt b/Documentation/devicetree/bindings/phy/mxs-usb-phy.txt
index c9f5c0caf8a9c..111d446b5f986 100644
--- a/Documentation/devicetree/bindings/phy/mxs-usb-phy.txt
+++ b/Documentation/devicetree/bindings/phy/mxs-usb-phy.txt
@@ -14,10 +14,10 @@ Required properties:
 - fsl,anatop: phandle for anatop register, it is only for imx6 SoC series
 
 Optional properties:
-- fsl,tx-cal-45-dn-ohms: Integer [30-55]. Resistance (in ohms) of switchable
+- fsl,tx-cal-45-dn-ohms: Integer [35-54]. Resistance (in ohms) of switchable
   high-speed trimming resistor connected in parallel with the 45 ohm resistor
   that terminates the DN output signal. Default: 45
-- fsl,tx-cal-45-dp-ohms: Integer [30-55]. Resistance (in ohms) of switchable
+- fsl,tx-cal-45-dp-ohms: Integer [35-54]. Resistance (in ohms) of switchable
   high-speed trimming resistor connected in parallel with the 45 ohm resistor
   that terminates the DP output signal. Default: 45
 - fsl,tx-d-cal: Integer [79-119]. Current trimming value (as a percentage) of
-- 
2.35.1