> >>> Some platforms need to get system controller > >>> ready as soon as possible. > >>> The patch provides early_syscon_initialization > >>> which create early mapping for all syscon compatible > >>> devices in early_syscon_probe. > >>> Regmap is get via syscon_early_regmap_lookup_by_phandle() > >>> > >>> Regular device probes attach device to regmap > >>> via regmap_attach_dev(). > >>> > >>> For early syscon initialization is necessary to extend > >>> struct syscon and provide remove function > >>> which unmap all early init structures. > >>> > >>> Signed-off-by: Michal Simek <michal.si...@xilinx.com> > >>> --- > >>> > >>> Changes in v3: > >>> - Keep backward compatibility for platform drivers and test it > >>> - Use only one probe method which is early_syscon_probe > >>> suggested by Lee Jones. Do not force anybody to call early_syscon_init > >>> - Add kernel-doc description > >>> > >>> Changes in v2: > >>> - Fix bad logic in early_syscon_probe > >>> - Fix compilation failure for x86_64 reported by zero day testing system > >>> - Regmap change available here > >>> git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap.git > >>> tags/nodev > >>> > >>> drivers/mfd/syscon.c | 159 > >>> ++++++++++++++++++++++++++++++++++++++++----- > >>> include/linux/mfd/syscon.h | 11 ++++ > >>> 2 files changed, 153 insertions(+), 17 deletions(-)
> Lee: Can you please look at these changes? It is around for a while > and I would like to close it. Actually I'm _still_ waiting on Arnd and Mark's opinion on this, as my reservations from v1 still apply. https://lkml.org/lkml/2014/2/12/149 I'll poke them now. -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
