[PATCH] soc: mediatek: Let PMIC Wrapper and SCPSYS depend on OF
AngeloGioacchino Del Regno
angelogioacchino.delregno at collabora.com
Thu Jul 28 03:51:44 PDT 2022
Il 28/07/22 11:22, Jean Delvare ha scritto:
> With the following configuration options:
> CONFIG_OF is not set
> CONFIG_MTK_PMIC_WRAP=y
> CONFIG_MTK_SCPSYS=y
> we get the following build warnings:
>
> CC drivers/soc/mediatek/mtk-pmic-wrap.o
> drivers/soc/mediatek/mtk-pmic-wrap.c:2138:34: warning: ‘of_pwrap_match_tbl’ defined but not used [-Wunused-const-variable=]
> drivers/soc/mediatek/mtk-pmic-wrap.c:1953:34: warning: ‘of_slave_match_tbl’ defined but not used [-Wunused-const-variable=]
> CC drivers/soc/mediatek/mtk-scpsys.o
> drivers/soc/mediatek/mtk-scpsys.c:1084:34: warning: ‘of_scpsys_match_tbl’ defined but not used [-Wunused-const-variable=]
>
> Looking at the code, both drivers can only bind to OF-defined device
> nodes, so these drivers are useless without OF and should therefore
> depend on it.
>
Hello Jean,
I would prefer that you solve this warning by removing of_match_ptr() from both
drivers instead.
Regards,
Angelo
> Developers or QA teams who wish to test-build the code can still do
> so by enabling CONFIG_OF, which is available on all architectures and
> has no dependencies.
>
> Signed-off-by: Jean Delvare <jdelvare at suse.de>
> Reported-by: kernel test robot <lkp at intel.com>
> Link: https://lore.kernel.org/all/202207240252.ZY5hSCNB-lkp@intel.com/
> Cc: Matthias Brugger <matthias.bgg at gmail.com>
> Cc: Chenglin Xu <chenglin.xu at mediatek.com>
> ---
> drivers/soc/mediatek/Kconfig | 2 ++
> 1 file changed, 2 insertions(+)
>
> --- linux-5.18.orig/drivers/soc/mediatek/Kconfig 2022-05-22 21:52:31.000000000 +0200
> +++ linux-5.18/drivers/soc/mediatek/Kconfig 2022-07-28 10:59:55.025131145 +0200
> @@ -37,6 +37,7 @@ config MTK_INFRACFG
> config MTK_PMIC_WRAP
> tristate "MediaTek PMIC Wrapper Support"
> depends on RESET_CONTROLLER
> + depends on OF
> select REGMAP
> help
> Say yes here to add support for MediaTek PMIC Wrapper found
> @@ -46,6 +47,7 @@ config MTK_PMIC_WRAP
> config MTK_SCPSYS
> bool "MediaTek SCPSYS Support"
> default ARCH_MEDIATEK
> + depends on OF
> select REGMAP
> select MTK_INFRACFG
> select PM_GENERIC_DOMAINS if PM
>
--
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