On 2/22/19 6:55 AM, Simon Goldschmidt wrote: > On Thu, Feb 21, 2019 at 11:17 PM Marek Vasut <ma...@denx.de> wrote: >> >> On 2/21/19 11:09 PM, Simon Goldschmidt wrote: >>> >>> >>> Am Do., 21. Feb. 2019, 22:56 hat Marek Vasut <ma...@denx.de >>> <mailto:ma...@denx.de>> geschrieben: >>> >>> On 2/21/19 10:43 PM, Simon Goldschmidt wrote: >>> > To keep the current behaviour of taking all peripherals out of reset >>> > before booting the OS before removing that code from socfpga gen5 SPL, >>> > this enables the new behaviour by default for all gen5 boards by >>> adding >>> > the environment variable "socfpga_permodrst_ungate=1" to the default >>> > environment. >>> > >>> > This can be overridden in board config files or by saving an >>> environment >>> > without this variable enabled. >>> > >>> > Signed-off-by: Simon Goldschmidt <simon.k.r.goldschm...@gmail.com >>> <mailto:simon.k.r.goldschm...@gmail.com>> >>> > --- >>> > >>> > Changes in v2: >>> > - this patch is new in v2 >>> > >>> > include/configs/socfpga_common.h | 14 ++++++++++++++ >>> > 1 file changed, 14 insertions(+) >>> > >>> > diff --git a/include/configs/socfpga_common.h >>> b/include/configs/socfpga_common.h >>> > index c9cbf8f5e3..2510c6fd7b 100644 >>> > --- a/include/configs/socfpga_common.h >>> > +++ b/include/configs/socfpga_common.h >>> > @@ -321,6 +321,19 @@ unsigned int cm_get_qspi_controller_clk_hz(void); >>> > >>> > #include <config_distro_bootcmd.h> >>> > >>> > +#ifdef CONFIG_TARGET_SOCFPGA_GEN5 >>> > +/* >>> > + * Handle compatibility for peripheral reset for Linux kernels >>> that haven't >>> > + * implemented peripheral reset for all drivers. >>> > + * Define this to "" disable this compatibility. >>> > + */ >>> > +#ifndef SOCFPGA_PERMODRST_UNGATE >>> > +#define SOCFPGA_PERMODRST_UNGATE "socfpga_permodrst_ungate=1\0" >>> > +#endif >>> > +#else >>> > +#define SOCFPGA_PERMODRST_UNGATE "" >>> > +#endif >>> >>> Just add this socfpga_permodrst_ungate to the default end and drop all >>> those macros/Kconfig options. >>> >>> >>> But how would it then be overridden? >> >> User would setenv it to "" and saveenv ? I might be missing something >> obvious. > > Of course. I meant how to override it for the default env. E.g. to test on > some boards. > > But it's probably enough that CONFIG_EXTRA_ENV_SETTINGS is overridable.
I think so ... or ? -- Best regards, Marek Vasut _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot