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linux-next/arch/arm/plat-omap
Kevin Hilman 9634c8dd6a ARM: OMAP: omap_device: idle devices with no driver bound
Under some circumstances, drivers may leave an omap_device enabled due
to driver programming errors, or due to a failure in the drivers
probe method.

Using the recently added omap_device driver_status field, we can
detect conditions where an omap_device is enabled but has no driver
bound and then ensure that the device is properly idled until it can
be probed again.

The goal of this feature is not only to detect and warn on these error
conditions, but also to ensure that devices are properly put in
low-power states so they do not prevent SoC-wide low-power states.

Reviewed-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2012-09-12 10:52:03 -07:00
..
include/plat ARM: OMAP: omap_device: keep track of driver bound status 2012-09-12 10:51:49 -07:00
clock.c ARM: OMAP: PM: Lock clocks list while generating summary 2012-06-17 11:57:50 -06:00
common.c ARM: OMAP2+: Move stubbed secure_sram_reserve function to a common.c and call it __weak 2012-07-09 19:14:38 +05:30
counter_32k.c ARM: OMAP: counter-32k: Select the CR register offset using the IP scheme 2012-07-09 19:14:39 +05:30
debug-devices.c ARM: gpio: convert includes of mach/gpio.h and asm/gpio.h to linux/gpio.h 2011-08-08 14:27:41 +01:00
debug-leds.c Disintegrate asm/system.h for ARM 2012-03-28 18:30:01 +01:00
devices.c ARM: OMAP: Move omap_mmc_add() to mach-omap1 2012-05-09 16:35:12 -07:00
dma.c ARM: OMAP: dma: Clear status registers on enable/disable irq 2012-06-03 22:50:42 -07:00
dmtimer.c ARM: OMAP: dmtimer: use devm_ API and do some cleanup in probe() 2012-07-05 02:15:55 -07:00
fb.c ARM: OMAP2+: Fix compile error when FB_OMAP2 is not set 2012-03-09 09:53:21 +02:00
i2c.c ARM: OMAP: I2C: Fix omap_register_i2c_bus() return value on success 2011-11-04 17:41:07 -07:00
Kconfig arm-soc: power management changes 2012-07-23 17:43:53 -07:00
mailbox.c ARM: OMAP: enable mailbox irq per instance 2012-05-13 16:09:39 +03:00
Makefile ARM: OMAP2+: All OMAP2PLUS uses omap-device.o target so add one entry 2012-07-05 08:05:14 -07:00
mux.c Disintegrate asm/system.h for ARM 2012-03-28 18:30:01 +01:00
omap_device.c ARM: OMAP: omap_device: idle devices with no driver bound 2012-09-12 10:52:03 -07:00
omap-pm-noop.c ARM: OMAP: omap_device: remove omap_device_parent 2012-03-05 15:38:02 -08:00
sram.c ARM: OMAP5: Add minimal support for OMAP5430 SOC 2012-07-09 19:14:39 +05:30
sram.h OMAP: plat-omap: Fix static function warnings 2010-10-08 10:12:38 -07:00