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input: move DT binding documentation for qpnp-power-on to input

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qpnp-power-on driver have been moved to drivers/input and no
longer present under drivers/platform/msm. Move the DT binding
documentation as well there.

While at it, fix the indentation so that it pass checkpatch.

Change-Id: I32f416d32a57d7c447563d26e4dad24605cdce50
Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>
This commit is contained in:
Subbaraman Narayanamurthy 2016-03-11 10:36:12 -08:00 • committed by David Keitel
parent 6f2f8bd9fa
commit 5fbac2b28e
1 changed files with 64 additions and 51 deletions
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115
Documentation/devicetree/bindings/platform/msm/qpnp-power-on.txt → Documentation/devicetree/bindings/input/qpnp-power-on.txt
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@ -3,27 +3,30 @@ Qualcomm QPNP power-on
The qpnp-power-on is a driver which supports the power-on(PON) The qpnp-power-on is a driver which supports the power-on(PON)
peripheral on Qualcomm PMICs. The supported functionality includes peripheral on Qualcomm PMICs. The supported functionality includes
power on/off reason, key press/release detection, PMIC reset configurations power on/off reason, key press/release detection, PMIC reset configurations
and other PON specifc features. The PON module supports multiple physical and other PON specific features. The PON module supports multiple physical
power-on (KPDPWR_N, CBLPWR) and reset (KPDPWR_N, RESIN, KPDPWR+RESIN) sources. power-on (KPDPWR_N, CBLPWR) and reset (KPDPWR_N, RESIN, KPDPWR+RESIN) sources.
This peripheral is connected to the host processor via the SPMI interface. This peripheral is connected to the host processor via the SPMI interface.
Required properties: Required properties:
- compatible: Must be "qcom,qpnp-power-on" - compatible: Must be "qcom,qpnp-power-on"
- reg: Specifies the SPMI address and size for this PON (power-on) peripheral - reg: Specifies the SPMI address and size for this PON (power-on)
peripheral.
- interrupts: Specifies the interrupt associated with PON. - interrupts: Specifies the interrupt associated with PON.
- interrupt-names: Specify the interrupt names associated with interrupts. Must be - interrupt-names: Specify the interrupt names associated with interrupts.
one of "kpdpwr", "kpdpwr-bark", "resin", "resin-bark", "cblpwr", Must be one of "kpdpwr", "kpdpwr-bark", "resin",
"kpdpwr-resin-bark". Bark interrupts are associated with system "resin-bark", "cblpwr", "kpdpwr-resin-bark".Bark
reset configuration to allow default reset configuration to be interrupts are associated with system reset
activated. If system reset configuration is not supported then configuration to allow default reset configuration to
bark interrupts are nops. Additionally, the "pmic-wd-bark" be activated. If system reset configuration is not
interrupt can be added if the system needs to handle PMIC supported then bark interrupts are nops. Additionally,
watch dog barks. the "pmic-wd-bark" interrupt can be added if the system
needs to handle PMIC watch dog barks.
Optional properties: Optional properties:
- qcom,pon-dbc-delay The debounce delay for the power-key interrupt - qcom,pon-dbc-delay The debounce delay for the power-key interrupt
specified in us. The value ranges from 2 seconds specified in us. The value ranges from 2
to 1/64 of a second. Possible values are - seconds to 1/64 of a second. Possible values
are:
- 2, 1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64 - 2, 1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64
- Intermediate value is rounded down to the - Intermediate value is rounded down to the
nearest valid value. nearest valid value.
@ -34,41 +37,48 @@ Optional properties:
to register. to register.
- qcom,system-reset Specifies that this PON peripheral can be used - qcom,system-reset Specifies that this PON peripheral can be used
to reset the system. This property can only be to reset the system. This property can only be
used by one device on the system. It is an error used by one device on the system. It is an
to include it more than once. error to include it more than once.
- qcom,s3-debounce The debounce delay for stage3 reset trigger in - qcom,s3-debounce The debounce delay for stage3 reset trigger in
secs. The values range from 0 to 128. secs. The values range from 0 to 128.
- qcom,s3-src The source for stage 3 reset. It can be one of - qcom,s3-src The source for stage 3 reset. It can be one of
"kpdpwr", "resin", "kpdpwr-or-resin" or "kpdpwr", "resin", "kpdpwr-or-resin" or
"kpdpwr-and-resin". The default value is "kpdpwr-and-resin". The default value is
"kpdpwr-and-resin". "kpdpwr-and-resin".
- qcom,uvlo-panic If this property is present, the device will set to panic during reboot if this reboot is due to under voltage lock out - qcom,uvlo-panic If this property is present, the device will
set to panic during reboot if this reboot is
due to under voltage lock out.
- qcom,clear-warm-reset Specifies that the WARM_RESET reason registers - qcom,clear-warm-reset Specifies that the WARM_RESET reason registers
need to be cleared for this target. The property need to be cleared for this target. The
is used for the targets which have a hardware feature property is used for the targets which have a
to catch resets which aren't triggered by the MSM. hardware feature to catch resets which aren't
In such cases clearing WARM_REASON registers across triggered by the MSM.
MSM resets keeps the registers in good state. In such cases clearing WARM_REASON registers
across MSM resets keeps the registers in good
state.
- qcom,secondary-pon-reset Boolean property which indicates that the PON - qcom,secondary-pon-reset Boolean property which indicates that the PON
peripheral is a secondary PON device which needs peripheral is a secondary PON device which
to be configured during reset in addition to the needs to be configured during reset in addition
primary PON device that is configured for system to the primary PON device that is configured
reset through qcom,system-reset property. for system reset through qcom,system-reset
property.
This should not be defined along with the This should not be defined along with the
qcom,system-reset property. qcom,system-reset property.
- qcom,store-hard-reset-reason Boolean property which if set will store the hardware - qcom,store-hard-reset-reason Boolean property which if set will store the
reset reason to SOFT_RB_SPARE register of the core PMIC hardware reset reason to SOFT_RB_SPARE register
PON peripheral. of the core PMIC PON peripheral.
- qcom,warm-reset-poweroff-type Poweroff type required to be configured on - qcom,warm-reset-poweroff-type Poweroff type required to be configured on
PS_HOLD reset control register when the system PS_HOLD reset control register when the system
goes for warm reset. If this property is not goes for warm reset. If this property is not
specified, then the default type, warm reset specified, then the default type, warm reset
will be configured to PS_HOLD reset control will be configured to PS_HOLD reset control
register. register.
- qcom,hard-reset-poweroff-type Same description as qcom,warm-reset-poweroff-type - qcom,hard-reset-poweroff-type Same description as qcom,warm-reset-poweroff-
but this applies for the system hard reset case. type but this applies for the system hard reset
- qcom,shutdown-poweroff-type Same description as qcom,warm-reset-poweroff-type case.
but this applies for the system shutdown case. - qcom,shutdown-poweroff-type Same description as qcom,warm-reset-poweroff-
type but this applies for the system shutdown
case.
All the below properties are in the sub-node section (properties of the child All the below properties are in the sub-node section (properties of the child
@ -80,9 +90,9 @@ regulator configuration.
Regulator sub-node required properties: Regulator sub-node required properties:
- regulator-name Regulator name for the PON regulator that - regulator-name Regulator name for the PON regulator that
is being configured. is being configured.
- qcom,pon-spare-reg-addr Register offset from the base address of the PON - qcom,pon-spare-reg-addr Register offset from the base address of the
peripheral that needs to be configured for the PON peripheral that needs to be configured for
regulator being controlled. the regulator being controlled.
- qcom,pon-spare-reg-bit Bit position in the specified register that - qcom,pon-spare-reg-bit Bit position in the specified register that
needs to be configured for the regulator being needs to be configured for the regulator being
controlled. controlled.
@ -102,27 +112,30 @@ PON sub-node optional properties:
reset functionality. reset functionality.
0 = Not supported 0 = Not supported
1 = Supported 1 = Supported
If this property is not defined, then do not modify S2 reset If this property is not defined, then do not
values. modify S2 reset values.
- qcom,use-bark Specify if this pon type needs to handle bark irq - qcom,use-bark Specify if this pon type needs to handle bark
- linux,code The input key-code associated with the reset source. irq.
The reset source in its default configuration can be - linux,code The input key-code associated with the reset
used to support standard keys. source.
The reset source in its default configuration
can be used to support standard keys.
The below mentioned properties are required only when qcom,support-reset DT property is defined The below mentioned properties are required only when qcom,support-reset DT
and is set to 1. property is defined and is set to 1.
- qcom,s1-timer The debounce timer for the BARK interrupt for - qcom,s1-timer The debounce timer for the BARK interrupt for
that reset source. Value is specified in ms. that reset source. Value is specified in ms.
Supported values are - Supported values are:
- 0, 32, 56, 80, 128, 184, 272, 408, 608, 904 - 0, 32, 56, 80, 128, 184, 272, 408, 608, 904
1352, 2048, 3072, 4480, 6720, 10256 1352, 2048, 3072, 4480, 6720, 10256
- qcom,s2-timer The debounce timer for the S2 reset specified - qcom,s2-timer The debounce timer for the S2 reset specified
in ms. On the expiry of this timer, the PMIC in ms. On the expiry of this timer, the PMIC
executes the reset sequence. Supported values - executes the reset sequence.
Supported values are:
- 0, 10, 50, 100, 250, 500, 1000, 2000 - 0, 10, 50, 100, 250, 500, 1000, 2000
- qcom,s2-type The type of reset associated with this source. - qcom,s2-type The type of reset associated with this source.
The supported resets are - The supported resets are:
SOFT(0), WARM(1), SHUTDOWN(4), HARD(7) SOFT(0), WARM(1), SHUTDOWN(4), HARD(7)
Example: Example: