[PATCH] ARM: sunxi: Re-enable SID driver in sunxi_defconfig

[Maxime Ripard]

On Fri, Nov 20, 2015 at 02:09:48AM +0100, Timo Sigurdsson wrote:
> Hi Maxime,
> 
> Am Freitag, den 20.11.2015, 00:43 +0100 schrieb Maxime Ripard:
> > Hi,
> > 
> > On Thu, Nov 19, 2015 at 10:48:35PM +0100, Timo Sigurdsson wrote:
> > > Hi Maxime,
> > > Hi Chen-Yu,
> > > 
> > > Am Dienstag, den 17.11.2015, 02:42 +0100 schrieb Timo Sigurdsson:
> > > > Commit 3d0b16a66c8a ("nvmem: sunxi: Move the SID driver to the
> nvmem
> > > > framework") moved the the sunxi SID driver to a new framework, but
> left
> > > > sunxi_defconfig with the deprecated config symbol EEPROM_SUNXI_SID
> > > > instead of the new symbold NVMEM_SUNXI_SID. Hence, re-enable the
> driver
> > > > in sunxi_defconfig.
> > > > 
> > > > While at it, clean up sunxi_defconfig by generating a fresh file
> via
> > > >   make sunxi_defconfig
> > > >   make savedefconfig
> > > > While this moves around a few lines and removes unnecessary
> symbols,
> > > > it doesn't introduce any functional changes.
> > > > 
> > > > Signed-off-by: Timo Sigurdsson <public_timo.s at silentcreek.de>
> > > > 
> > > > diff --git a/arch/arm/configs/sunxi_defconfig
> b/arch/arm/configs/sunxi_defconfig
> > > > index 3c36e16..904ea52 100644
> > > > --- a/arch/arm/configs/sunxi_defconfig
> > > > +++ b/arch/arm/configs/sunxi_defconfig
> > > > @@ -11,14 +11,12 @@ CONFIG_SMP=y
> > > >  CONFIG_NR_CPUS=8
> > > >  CONFIG_AEABI=y
> > > >  CONFIG_HIGHMEM=y
> > > > -CONFIG_HIGHPTE=y
> > > >  CONFIG_ARM_APPENDED_DTB=y
> > > >  CONFIG_ARM_ATAG_DTB_COMPAT=y
> > > >  CONFIG_CPU_FREQ=y
> > > >  CONFIG_CPUFREQ_DT=y
> > > >  CONFIG_VFP=y
> > > >  CONFIG_NEON=y
> > > > -CONFIG_PM=y
> > > >  CONFIG_NET=y
> > > >  CONFIG_PACKET=y
> > > >  CONFIG_UNIX=y
> > > > @@ -37,7 +35,6 @@ CONFIG_CAN_SUN4I=y
> > > >  # CONFIG_WIRELESS is not set
> > > >  CONFIG_DEVTMPFS=y
> > > >  CONFIG_DEVTMPFS_MOUNT=y
> > > > -CONFIG_EEPROM_SUNXI_SID=y
> > > >  CONFIG_BLK_DEV_SD=y
> > > >  CONFIG_ATA=y
> > > >  CONFIG_AHCI_SUNXI=y
> > > > @@ -63,11 +60,10 @@ CONFIG_STMMAC_ETH=y
> > > >  # CONFIG_INPUT_MOUSEDEV is not set
> > > >  # CONFIG_INPUT_KEYBOARD is not set
> > > >  # CONFIG_INPUT_MOUSE is not set
> > > > -CONFIG_INPUT_MISC=y
> > > > -CONFIG_INPUT_AXP20X_PEK=y
> > > >  CONFIG_INPUT_TOUCHSCREEN=y
> > > > -CONFIG_KEYBOARD_SUN4I_LRADC=y
> > > >  CONFIG_TOUCHSCREEN_SUN4I=y
> > > > +CONFIG_INPUT_MISC=y
> > > > +CONFIG_INPUT_AXP20X_PEK=y
> > > >  CONFIG_SERIAL_8250=y
> > > >  CONFIG_SERIAL_8250_CONSOLE=y
> > > >  CONFIG_SERIAL_8250_NR_UARTS=8
> > > > @@ -123,6 +119,8 @@ CONFIG_PWM=y
> > > >  CONFIG_PWM_SUN4I=y
> > > >  CONFIG_PHY_SUN4I_USB=y
> > > >  CONFIG_PHY_SUN9I_USB=y
> > > > +CONFIG_NVMEM=y
> > > > +CONFIG_NVMEM_SUNXI_SID=y
> > > >  CONFIG_EXT4_FS=y
> > > >  CONFIG_VFAT_FS=y
> > > >  CONFIG_TMPFS=y
> > > 
> > > Would you also prefer to see this patch split up into two patches
> (one
> > > for re-enabling the SID driver and one for the extra cleanup of
> > > sunxi_defconfg) as I was asked to do for my other patch for
> > > multi_v7_defconfig?
> > 
> > Yes, please do.
> 
> Ok.
> 
> > 
> > Also why CONFIG_PM CONFIG_KEYBOARD_SUN4I_LRADC and CONFIG_HIGHPTE got
> > removed ?
> 
> CONFIG_HIGHPTE defaults to yes since 4.4-rc1 in arch/arm/Kconfig, so we
> don't need it in sunxi_defconfig anymore. CONFIG_PM is already selected
> by CONFIG_ARCH_MULTI_V7, so also no need to set that explicitly.
> 
> What's interesting is CONFIG_KEYBOARD_SUN4I_LRADC, because that actually
> does _NOT_ get enabled by sunxi_defconfig. I didn't notice earlier,
> because before and after my patch, the resulting .config was identical.
> 
> The problem with CONFIG_KEYBOARD_SUN4I_LRADC is that keyboard support is
> explicitly disabled in sunxi_defconfig which is why
> CONFIG_KEYBOARD_SUN4I_LRADC is simply ignored.
> So, we need to remove the line
> # CONFIG_INPUT_KEYBOARD is not set
> in order to actually have CONFIG_KEYBOARD_SUN4I_LRADC enabled.
> 
> I'll write another patch for it.

Great, thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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