When checking for defined macros, we want the boolean AND not the binary one. Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> --- Found while looking for examples of '#if' in dts files. arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi index aa170492dd2b..6be25a8a28db 100644 --- a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi @@ -29,7 +29,7 @@ #define SW_RSPI_CAN 1 #endif -#if (SW_SCIF_CAN & SW_RSPI_CAN) +#if (SW_SCIF_CAN && SW_RSPI_CAN) #error "Can not set 1 to both SW_SCIF_CAN and SW_RSPI_CAN due to HW routing" #endif -- 2.35.1