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Merge tag 'mfd-fixes-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

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Pull MFD fixes from Lee Jones:
 - fix dependency issues on ChromeOS platforms
 - fix runtime PM issues on Arizona
 - fix IRQ/suspend race on Arizona

* tag 'mfd-fixes-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd:
  mfd: Remove MFD_CROS_EC_SPI depends on OF
  platform/chrome: Don't make CHROME_PLATFORMS depends on X86 || ARM
  mfd: arizona: Fix initialisation of the PM runtime
  mfd: arizona: Fix race between runtime suspend and IRQs
This commit is contained in:
Linus Torvalds
2015-08-10 10:48:11 -07:00
parent 016a9f50e2 fb9caeedaf
commit 2b9bea035a
3 changed files with 8 additions and 11 deletions
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2
drivers/mfd/Kconfig
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@@ -115,7 +115,7 @@ config MFD_CROS_EC_I2C
config MFD_CROS_EC_SPI
tristate "ChromeOS Embedded Controller (SPI)"
depends on MFD_CROS_EC && CROS_EC_PROTO && SPI && OF
depends on MFD_CROS_EC && CROS_EC_PROTO && SPI
---help---
If you say Y here, you get support for talking to the ChromeOS EC

16
drivers/mfd/arizona-core.c
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@@ -651,7 +651,7 @@ static int arizona_runtime_suspend(struct device *dev)
arizona->has_fully_powered_off = true;
disable_irq(arizona->irq);
disable_irq_nosync(arizona->irq);
arizona_enable_reset(arizona);
regulator_bulk_disable(arizona->num_core_supplies,
arizona->core_supplies);
@@ -1141,10 +1141,6 @@ int arizona_dev_init(struct arizona *arizona)
arizona->pdata.gpio_defaults[i]);
}
pm_runtime_set_autosuspend_delay(arizona->dev, 100);
pm_runtime_use_autosuspend(arizona->dev);
pm_runtime_enable(arizona->dev);
/* Chip default */
if (!arizona->pdata.clk32k_src)
arizona->pdata.clk32k_src = ARIZONA_32KZ_MCLK2;
@@ -1245,11 +1241,17 @@ int arizona_dev_init(struct arizona *arizona)
arizona->pdata.spk_fmt[i]);
}
pm_runtime_set_active(arizona->dev);
pm_runtime_enable(arizona->dev);
/* Set up for interrupts */
ret = arizona_irq_init(arizona);
if (ret != 0)
goto err_reset;
pm_runtime_set_autosuspend_delay(arizona->dev, 100);
pm_runtime_use_autosuspend(arizona->dev);
arizona_request_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, "CLKGEN error",
arizona_clkgen_err, arizona);
arizona_request_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, "Overclocked",
@@ -1278,10 +1280,6 @@ int arizona_dev_init(struct arizona *arizona)
goto err_irq;
}
#ifdef CONFIG_PM
regulator_disable(arizona->dcvdd);
#endif
return 0;
err_irq:

1
drivers/platform/chrome/Kconfig
View File

@@ -4,7 +4,6 @@
menuconfig CHROME_PLATFORMS
bool "Platform support for Chrome hardware"
depends on X86 || ARM
---help---
Say Y here to get to see options for platform support for
various Chromebooks and Chromeboxes. This option alone does