[PATCH 09/10] mtd: st_spi_fsm: Provide mask to obtain correct boot device pins

Lee Jones lee.jones at linaro.org
Thu May 22 04:52:16 PDT 2014


> On Thursday 22 May 2014 12:24:07 Lee Jones wrote:
> > +       /* Mask to apply on boot_device_reg */
> > +       ret = of_property_read_u32(np, "st,boot-device-msk", &boot_device_msk);
> > +       if (ret)
> > +               goto boot_device_fail;
> > +
> > 
> 
> The binding defines this property as "optional", but the driver fails
> here if it's not provided. I suggest you add a default value here so you
> can deal with existing dts. The default should be documented in
> the binding as well.

The property is optional. It doesn't fail completely, merely skips the
boot device check and falls back to using SPI.  I can update the
documentation to this effect though, no problem.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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