Florian Fainelli <f.fainelli@xxxxxxxxx> writes: > On 15/12/15 13:40, Eric Anholt wrote: >> From: Alexander Aring <alex.aring@xxxxxxxxx> >> >> This patch adds support for several power domains on Raspberry Pi, >> including USB (so it can be enabled even if the bootloader didn't do >> it), and graphics. >> >> This patch is the combined work of Eric Anholt (who wrote USB support >> inside of the Raspberry Pi firmware driver, and wrote the non-USB >> domain support) and Alexander Aring (who separated the original USB >> work out from the firmware driver). >> >> Signed-off-by: Alexander Aring <alex.aring@xxxxxxxxx> >> Signed-off-by: Eric Anholt <eric@xxxxxxxxxx> >> --- >> >> v2: Add support for power domains other than USB, using the new >> firmware interface, reword commit message (changes by Eric) >> >> v3: Restructure as a builtin driver, and drop >> of_genpd_add_provider_onecell error handling to avoid >> pm_genpd_exit() dependency until that API can be settled. Clean >> up copyright header, add missing ISP initialization, and fix typo >> in transposer's name. >> >> arch/arm/mach-bcm/Kconfig | 10 ++ >> arch/arm/mach-bcm/Makefile | 1 + >> arch/arm/mach-bcm/raspberrypi-power.c | 247 ++++++++++++++++++++++++++++ >> include/dt-bindings/arm/raspberrypi-power.h | 41 +++++ >> 4 files changed, 299 insertions(+) >> create mode 100644 arch/arm/mach-bcm/raspberrypi-power.c > > What motivated the location of this power domain driver in > arch/arm/mach-bcm? Should not we have this in drivers/power/ or > somewhere in drivers/ at the very least? ls stronly suggests that power contains drivers for power supplies and batteries, not power domains. There are 6 power domain drivers in arch/arm, 3 in drivers/clk, and 3 in drivers/soc.
Attachment:
signature.asc
Description: PGP signature
