[PATCH v3 1/3] dm: i2c: allow disabling driver model in SPL

Tom Rini trini at konsulko.com
Wed Feb 10 18:50:55 CET 2021


On Tue, Feb 09, 2021 at 01:52:43PM +0200, Igor Opaniuk wrote:

> From: Igor Opaniuk <igor.opaniuk at foundries.io>
> 
> At present if U-Boot proper uses driver model for I2C, then SPL has to
> also. While this is desirable, it places a significant barrier to moving
> to driver model in some cases. For example, with a space-constrained SPL
> it may be necessary to enable CONFIG_SPL_OF_PLATDATA which involves
> adjusting some drivers.
> 
> This patch introduces a separate Kconfig symbols for enabling DM_I2C and
> DM_I2C_GPIO support in SPL.
> 
> This will also help to get away from dirty workarounds to
> achieve non-DM I2C support for SPL, which is currently used in some
> board header files like:
> 
> ifdef CONFIG_SPL_BUILD
> undef CONFIG_DM_I2C
> endif
> 
> Reviewed-by: Simon Glass <sjg at chromium.org>
> Reviewed-by: Heiko Schocher <hs at denx.de>
> Signed-off-by: Igor Opaniuk <igor.opaniuk at foundries.io>
> 

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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