On 19/07/19 6:37 AM, Mao Wenan wrote: > When CONFIG_MUX_MMIO and CONFIG_HBMC_AM654 are both 'm', there are > some building error as below: > > drivers/mux/mmio.c: In function mux_mmio_probe: > drivers/mux/mmio.c:76:20: error: storage size of field isnt known > struct reg_field field; > ^~~~~ > drivers/mux/mmio.c:102:15: error: implicit declaration of function > devm_regmap_field_alloc; did you mean devm_mux_chip_alloc? > [-Werror=implicit-function-declaration] > fields[i] = devm_regmap_field_alloc(dev, regmap, field); > ^~~~~~~~~~~~~~~~~~~~~~~ > devm_mux_chip_alloc > drivers/mux/mmio.c:76:20: warning: unused variable field [-Wunused-variable] > struct reg_field field; > ^~~~~ > cc1: some warnings being treated as errors > make[2]: *** [drivers/mux/mmio.o] Error 1 > make[1]: *** [drivers/mux] Error 2 > make[1]: *** Waiting for unfinished jobs.... > make: *** [drivers] Error 2 > > This because CONFIG_REGMAP is not enable, so change the Kconfig for > HBMC_AM654. Since, hbmc-am654.c does not use regmap APIs directly we don't need to select REGMAP here. MUX_MMIO is optional for this driver, therefore I have converted that to an imply clause and posted a fix here: https://patchwork.ozlabs.org/patch/1133946/ Let me know if that fixes the issue. Thanks for the report! Regards Vignesh > > Fixes: b07079f1642c("mtd: hyperbus: Add driver for TI's HyperBus memory > controller") > > Signed-off-by: Mao Wenan <maowe...@huawei.com> > --- > drivers/mtd/hyperbus/Kconfig | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/mtd/hyperbus/Kconfig b/drivers/mtd/hyperbus/Kconfig > index cff6bbd..f324fa6 100644 > --- a/drivers/mtd/hyperbus/Kconfig > +++ b/drivers/mtd/hyperbus/Kconfig > @@ -14,6 +14,8 @@ if MTD_HYPERBUS > > config HBMC_AM654 > tristate "HyperBus controller driver for AM65x SoC" > + select OF > + select REGMAP > select MULTIPLEXER > select MUX_MMIO > help > -- Regards Vignesh
