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[ Upstream commit ef1a5121ae3da02372fcb66d9632ed3d47ad5637 ] When setting pinconf configuration for cv1800 SoC, the driver just writes the value. It may zero some bits of the pinconf register and cause some unexpected error. Add a mask to avoid this. Signed-off-by: Inochi Amaoto <inochiama@gmail.com> Link: https://lore.kernel.org/20250211051801.470800-2-inochiama@gmail.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Sasha Levin <sashal@kernel.org>