The sparse tool complains as follows: drivers/spi/spi-cadence-xspi.c:334:11: warning: symbol 'cdns_mrvl_xspi_clk_div_list' was not declared. Should it be static? This symbol is not used outside spi-cadence-xspi.c, so marks it static. Signed-off-by: Jinjie Ruan <ruanjinjie@xxxxxxxxxx> --- drivers/spi/spi-cadence-xspi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi-cadence-xspi.c b/drivers/spi/spi-cadence-xspi.c index 695a9bc1969a..aed98ab14334 100644 --- a/drivers/spi/spi-cadence-xspi.c +++ b/drivers/spi/spi-cadence-xspi.c @@ -331,7 +331,7 @@ static struct cdns_xspi_driver_data cdns_driver_data = { .mrvl_hw_overlay = false, }; -const int cdns_mrvl_xspi_clk_div_list[] = { +static const int cdns_mrvl_xspi_clk_div_list[] = { 4, //0x0 = Divide by 4. SPI clock is 200 MHz. 6, //0x1 = Divide by 6. SPI clock is 133.33 MHz. 8, //0x2 = Divide by 8. SPI clock is 100 MHz. -- 2.34.1