Merge tag 'exynos-dt-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/dt

From Kukjin Kim:
Update exynos DT for
- usb3phy and dwc3 for exynos5250
- keypad for exynos4412
- TMU clock for exynos4210
- MFC clock for exynos4
- DP controller for exynos5250
- G2D clock for exynos4
- some exynos boards

* tag 'exynos-dt-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: (456 commits)
  ARM: dts: add ohci and ehci controller nodes for EXYNOS5440
  ARM: dts: Update G2D documentation for clock entries
  ARM: dts: Add clock entries to G2D node for exynos4x12
  ARM: dts: Add clock entries to G2D node for exynos4210
  ARM: dts: Remove duplicate and add missing G2D nodes
  clk: exynos4: Add additional G2D clocks
  ARM: dts: Document DP clock in samsung,exynos5-dp binding
  ARM: dts: add pin state information for DP HPD support to Exynos5250
  ARM: dts: add dts node for the ahci sata exynos5440
  ARM: dts: add vmmc regulator support for ODROID-X
  ARM: dts: add max77686 node entry for ODROID-X
  ARM: dts: Enable RTC by default on EXYNOS5440
  ARM: dts: Add display timing node to exynos5250-arndale.dts
  ARM: dts: Add clock provider information for DP controller in Exynos5250 SoC
  ARM: dts: Add DT node for DP controller for Arndale Board
  ARM: dts: Remove combiner IRQ node from exynos4x12.dtsi
  ARM: dts: add max8997 device node for exynos4210-origen board
  ARM: dts: Enable TMU on Origen4210 board
  ARM: dts: Add TMU clock entries to exynos4210.dtsi
  ARM: dts: Update MFC documentation for clock entries
  ...

Signed-off-by: Olof Johansson <olof@lixom.net>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index bc493aa3af19..318fa32a141e 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -278,11 +278,13 @@ int acpi_bus_init_power(struct acpi_device *device)
                 if (result)
                         return result;
         } else if (state == ACPI_STATE_UNKNOWN) {
-                /* No power resources and missing _PSC? Try to force D0. */
+                /*
+                 * No power resources and missing _PSC?  Cross fingers and make
+                 * it D0 in hope that this is what the BIOS put the device into.
+                 * [We tried to force D0 here by executing _PS0, but that broke
+                 * Toshiba P870-303 in a nasty way.]
+                 */
                 state = ACPI_STATE_D0;
-                result = acpi_dev_pm_explicit_set(device, state);
-                if (result)
-                        return result;
         }
         device->power.state = state;
         return 0;