linux-kernel - Re: [PATCH v4 7/8] arm64: dts: exynos: gs101: define USI8 with I2C configuration

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Date: Tue, 23 Jan 2024 08:52:42 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Tudor Ambarus <tudor.ambarus@...aro.org>, peter.griffin@...aro.org,
 mturquette@...libre.com, sboyd@...nel.org, robh+dt@...nel.org,
 krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org
Cc: andi.shyti@...nel.org, alim.akhtar@...sung.com, s.nawrocki@...sung.com,
 tomasz.figa@...il.com, cw00.choi@...sung.com,
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org,
 linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org,
 andre.draszik@...aro.org, semen.protsenko@...aro.org,
 willmcvicker@...gle.com, kernel-team@...roid.com
Subject: Re: [PATCH v4 7/8] arm64: dts: exynos: gs101: define USI8 with I2C
 configuration

On 19/01/2024 12:11, Tudor Ambarus wrote:
> USI8 I2C is used to communicate with an eeprom found on the battery
> connector. Define USI8 in I2C configuration.
> 
> USI8 CONFIG register comes with a 0x0 reset value, meaning that USI8
> doesn't have a default protocol (I2C, SPI, UART) at reset. Thus the
> selection of the protocol is intentionally left for the board dts file.

.. and dropped, because this patch does not build:
https://krzk.eu/#/builders/29/builds/3869
and I missed weird dependency mentioned in cover letter:

"This patch set shall be queued after the cmu_misc clock name fixes from:"

Sorry, this cannot work like that. DTS for new features cannot build
depend on driver changes.

Best regards,
Krzysztof