linux-kernel - [PATCH] i2c: powermac: Simplify reading the "reg" and "i2c-address" property

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Date:   Wed, 15 Apr 2020 18:49:14 +0530
From:   Aishwarya R <aishwaryarj100@...il.com>
To:     wsa@...-dreams.de
Cc:     aishwaryarj100@...il.com, Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kate Stewart <kstewart@...uxfoundation.org>,
        Richard Fontana <rfontana@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-i2c@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] i2c: powermac: Simplify reading the "reg" and "i2c-address" property

>> Use of_property_read_u32 to read the "reg" and "i2c-address" property
>> instead of using of_get_property to check the return values.
>>
>> Signed-off-by: Aishwarya R <aishwaryarj100@...il.com>

> This is quite a fragile driver. Have you tested it on HW?

This change is not tested with the Hardware.
But of_property_read_u32 is better here than generic of_get_property.
This make sure that value read properly independent of system endianess.