--- zzzz-none-000/linux-4.9.218/include/linux/platform_data/at24.h 2020-04-02 15:20:41.000000000 +0000 +++ seale-7590ax-750/linux-4.9.218/include/linux/platform_data/at24.h 2023-03-29 10:59:07.000000000 +0000 @@ -50,6 +50,7 @@ #define AT24_FLAG_TAKE8ADDR BIT(4) /* take always 8 addresses (24c00) */ #define AT24_FLAG_SERIAL BIT(3) /* factory-programmed serial number */ #define AT24_FLAG_MAC BIT(2) /* factory-programmed mac address */ +#define AT24_FLAG_NOTEST BIT(1) /* don't test if device really exists */ void (*setup)(struct nvmem_device *nvmem, void *context); void *context;