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Groups > linux.kernel > #1419032 > unrolled thread

[PATCH 0/3] Hi655x powerkey support for HiKey (v3)

Started byJohn Stultz <john.stultz@linaro.org>
First post2016-06-10 07:40 +0200
Last post2016-06-10 07:40 +0200
Articles 2 — 1 participant

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  [PATCH 0/3] Hi655x powerkey support for HiKey (v3) John Stultz <john.stultz@linaro.org> - 2016-06-10 07:40 +0200
    [PATCH 2/3] mfd: hi655x-pmic: Fixup issue with un-acked interrupts John Stultz <john.stultz@linaro.org> - 2016-06-10 07:40 +0200

#1419032 — [PATCH 0/3] Hi655x powerkey support for HiKey (v3)

FromJohn Stultz <john.stultz@linaro.org>
Date2016-06-10 07:40 +0200
Subject[PATCH 0/3] Hi655x powerkey support for HiKey (v3)
Message-ID<rInkK-vX-9@gated-at.bofh.it>
This patchset enables the pmic powerkey to function on HiKey.

New in v3:
* Integrated feedback from Lee Jones suggesting DT not be used
  to describe fixed functionality of the PMIC. Instead we use
  a mfd cell and mfd_add_device. This makes the patchset a bit
  shorter and I've dropped the DT reviewers.
* Reordered the patches so they make more sense.

Review and feedback are always appreciated!

thanks
-john


Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
Cc: Feng Chen <puck.chen@hisilicon.com>
Cc: Wei Xu <xuwei5@hisilicon.com>
Cc: Guodong Xu <guodong.xu@linaro.org>

John Stultz (2):
  mfd: hi655x-pmic: Fixup issue with un-acked interrupts
  mfd: hi655x-pmic: Add powerkey device to hi655x PMIC driver

Jorge Ramirez-Ortiz (1):
  drivers: input: powerkey for HISI 65xx SoC

 drivers/input/misc/Kconfig         |   9 +++
 drivers/input/misc/Makefile        |   1 +
 drivers/input/misc/hisi_powerkey.c | 149 +++++++++++++++++++++++++++++++++++++
 drivers/mfd/hi655x-pmic.c          |  38 ++++++++--
 4 files changed, 192 insertions(+), 5 deletions(-)
 create mode 100644 drivers/input/misc/hisi_powerkey.c

-- 
1.9.1

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#1419041 — [PATCH 2/3] mfd: hi655x-pmic: Fixup issue with un-acked interrupts

FromJohn Stultz <john.stultz@linaro.org>
Date2016-06-10 07:40 +0200
Subject[PATCH 2/3] mfd: hi655x-pmic: Fixup issue with un-acked interrupts
Message-ID<rInkK-vX-35@gated-at.bofh.it>
In reply to#1419032
While trying to get the powerkey to function, I found when
pressing the key, I would get infinitely repeating interrupts.

After digging around a bit, it seems we didn't set the ack_base
value for the regmap irqchip logic, so nothing was acking the
interrupt.

This patch adds the ack_base, which seems to make things work.

Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
Cc: Feng Chen <puck.chen@hisilicon.com>
Cc: Wei Xu <xuwei5@hisilicon.com>
Cc: Guodong Xu <guodong.xu@linaro.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
---
 drivers/mfd/hi655x-pmic.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mfd/hi655x-pmic.c b/drivers/mfd/hi655x-pmic.c
index 05ddc78..68ab370 100644
--- a/drivers/mfd/hi655x-pmic.c
+++ b/drivers/mfd/hi655x-pmic.c
@@ -45,6 +45,7 @@ static const struct regmap_irq_chip hi655x_irq_chip = {
 	.num_regs = 1,
 	.num_irqs = ARRAY_SIZE(hi655x_irqs),
 	.status_base = HI655X_IRQ_STAT_BASE,
+	.ack_base = HI655X_IRQ_STAT_BASE,
 	.mask_base = HI655X_IRQ_MASK_BASE,
 };
 
-- 
1.9.1

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