Re: [PATCH v2 13/18] arm64: dts: mediatek: mt7988: add i2c to bpi-r4 board

Frank Wunderlich frank-w at public-files.de
Tue Dec 3 02:58:07 PST 2024


Am 3. Dezember 2024 10:40:38 MEZ schrieb AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>:
>Il 02/12/24 13:25, Frank Wunderlich ha scritto:
>> From: Frank Wunderlich <frank-w at public-files.de>
>> 
>> Add basic i2c nodes to bananapi R4 board.
>> 
>> Signed-off-by: Frank Wunderlich <frank-w at public-files.de>
>
>arm64: dts: mediatek: mt7988a-bpi-r4: Enable I2C controllers
>
>Enable the I2C0, I2C2 controllers found on the BananaPi R4 board; these
>controllers are accessible at ... I don't know, a header on the board?

These 2 i2c have directly connected spare devices (pmic on i2c0 and i2c-mux on i2c2 added in later commits to have it a bit cleaner). I2c1 is on gpio header which i have not added to let user choose if he wants i2c option or gpio. I can also add i2c1 to r4 board with the right pinctrl but imho it should be disabled to have gpio function default.

>After which,
>
>Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
>
>


regards Frank



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