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r: 370644
b: refs/heads/master
c: eebdb0c
h: refs/heads/master
v: v3
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Stephen Boyd authored and David Brown committed Mar 22, 2013
1 parent d802b95 commit c7ea2a3
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: 56c5c13f7080f9299a92b3fb6a1bf22689d607cc
refs/heads/master: eebdb0c1e1d63532399f7cbb65ade5969d63df06
8 changes: 0 additions & 8 deletions trunk/CREDITS
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Expand Up @@ -1510,14 +1510,6 @@ D: Natsemi ethernet
D: Cobalt Networks (x86) support
D: This-and-That

N: Mark M. Hoffman
E: mhoffman@lightlink.com
D: asb100, lm93 and smsc47b397 hardware monitoring drivers
D: hwmon subsystem core
D: hwmon subsystem maintainer
D: i2c-sis96x and i2c-stub SMBus drivers
S: USA

N: Dirk Hohndel
E: hohndel@suse.de
D: The XFree86[tm] Project
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19 changes: 0 additions & 19 deletions trunk/Documentation/devicetree/bindings/arm/bcm/bcm,kona-timer.txt

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41 changes: 20 additions & 21 deletions trunk/Documentation/devicetree/bindings/arm/msm/timer.txt
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Expand Up @@ -3,36 +3,35 @@
Properties:

- compatible : Should at least contain "qcom,msm-timer". More specific
properties such as "qcom,msm-gpt" and "qcom,msm-dgt" specify a general
purpose timer and a debug timer respectively.
properties specify which subsystem the timers are paired with.

- interrupts : Interrupt indicating a match event.
"qcom,kpss-timer" - krait subsystem
"qcom,scss-timer" - scorpion subsystem

- reg : Specifies the base address of the timer registers. The second region
specifies an optional register used to configure the clock divider.
- interrupts : Interrupts for the the debug timer, the first general purpose
timer, and optionally a second general purpose timer in that
order.

- clock-frequency : The frequency of the timer in Hz.
- reg : Specifies the base address of the timer registers.

- clock-frequency : The frequency of the debug timer and the general purpose
timer(s) in Hz in that order.

Optional:

- cpu-offset : per-cpu offset used when the timer is accessed without the
CPU remapping facilities. The offset is cpu-offset * cpu-nr.
CPU remapping facilities. The offset is
cpu-offset + (0x10000 * cpu-nr).

Example:

timer@200a004 {
compatible = "qcom,msm-gpt", "qcom,msm-timer";
interrupts = <1 2 0x301>;
reg = <0x0200a004 0x10>;
clock-frequency = <32768>;
cpu-offset = <0x40000>;
};

timer@200a024 {
compatible = "qcom,msm-dgt", "qcom,msm-timer";
interrupts = <1 3 0x301>;
reg = <0x0200a024 0x10>,
<0x0200a034 0x4>;
clock-frequency = <6750000>;
timer@200a000 {
compatible = "qcom,scss-timer", "qcom,msm-timer";
interrupts = <1 1 0x301>,
<1 2 0x301>,
<1 3 0x301>;
reg = <0x0200a000 0x100>;
clock-frequency = <19200000>,
<32768>;
cpu-offset = <0x40000>;
};
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NVIDIA Tegra Power Management Controller (PMC)

The PMC block interacts with an external Power Management Unit. The PMC
mostly controls the entry and exit of the system from different sleep
modes. It provides power-gating controllers for SoC and CPU power-islands.

Required properties:
Properties:
- name : Should be pmc
- compatible : Should contain "nvidia,tegra<chip>-pmc".
- reg : Offset and length of the register set for the device
- clocks : Must contain an entry for each entry in clock-names.
- clock-names : Must include the following entries:
"pclk" (The Tegra clock of that name),
"clk32k_in" (The 32KHz clock input to Tegra).

Optional properties:
- nvidia,invert-interrupt : If present, inverts the PMU interrupt signal.
The PMU is an external Power Management Unit, whose interrupt output
signal is fed into the PMC. This signal is optionally inverted, and then
fed into the ARM GIC. The PMC is not involved in the detection or
handling of this interrupt signal, merely its inversion.
- nvidia,suspend-mode : The suspend mode that the platform should use.
Valid values are 0, 1 and 2:
0 (LP0): CPU + Core voltage off and DRAM in self-refresh
1 (LP1): CPU voltage off and DRAM in self-refresh
2 (LP2): CPU voltage off
- nvidia,core-power-req-active-high : Boolean, core power request active-high
- nvidia,sys-clock-req-active-high : Boolean, system clock request active-high
- nvidia,combined-power-req : Boolean, combined power request for CPU & Core
- nvidia,cpu-pwr-good-en : Boolean, CPU power good signal (from PMIC to PMC)
is enabled.

Required properties when nvidia,suspend-mode is specified:
- nvidia,cpu-pwr-good-time : CPU power good time in uS.
- nvidia,cpu-pwr-off-time : CPU power off time in uS.
- nvidia,core-pwr-good-time : <Oscillator-stable-time Power-stable-time>
Core power good time in uS.
- nvidia,core-pwr-off-time : Core power off time in uS.

Required properties when nvidia,suspend-mode=<0>:
- nvidia,lp0-vec : <start length> Starting address and length of LP0 vector
The LP0 vector contains the warm boot code that is executed by AVP when
resuming from the LP0 state. The AVP (Audio-Video Processor) is an ARM7
processor and always being the first boot processor when chip is power on
or resume from deep sleep mode. When the system is resumed from the deep
sleep mode, the warm boot code will restore some PLLs, clocks and then
bring up CPU0 for resuming the system.

Example:

/ SoC dts including file
pmc@7000f400 {
compatible = "nvidia,tegra20-pmc";
reg = <0x7000e400 0x400>;
clocks = <&tegra_car 110>, <&clk32k_in>;
clock-names = "pclk", "clk32k_in";
nvidia,invert-interrupt;
nvidia,suspend-mode = <1>;
nvidia,cpu-pwr-good-time = <2000>;
nvidia,cpu-pwr-off-time = <100>;
nvidia,core-pwr-good-time = <3845 3845>;
nvidia,core-pwr-off-time = <458>;
nvidia,core-power-req-active-high;
nvidia,sys-clock-req-active-high;
nvidia,lp0-vec = <0xbdffd000 0x2000>;
};

/ Tegra board dts file
{
...
clocks {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;

clk32k_in: clock {
compatible = "fixed-clock";
reg=<0>;
#clock-cells = <0>;
clock-frequency = <32768>;
};
};
...
};
18 changes: 0 additions & 18 deletions trunk/Documentation/devicetree/bindings/clock/altr_socfpga.txt

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6 changes: 5 additions & 1 deletion trunk/Documentation/devicetree/bindings/mfd/ab8500.txt
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Expand Up @@ -13,6 +13,9 @@ Required parent device properties:
4 = active high level-sensitive
8 = active low level-sensitive

Optional parent device properties:
- reg : contains the PRCMU mailbox address for the AB8500 i2c port

The AB8500 consists of a large and varied group of sub-devices:

Device IRQ Names Supply Names Description
Expand Down Expand Up @@ -83,8 +86,9 @@ Non-standard child device properties:
- stericsson,amic2-bias-vamic1 : Analoge Mic wishes to use a non-standard Vamic
- stericsson,earpeice-cmv : Earpeice voltage (only: 950 | 1100 | 1270 | 1580)

ab8500 {
ab8500@5 {
compatible = "stericsson,ab8500";
reg = <5>; /* mailbox 5 is i2c */
interrupts = <0 40 0x4>;
interrupt-controller;
#interrupt-cells = <2>;
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33 changes: 0 additions & 33 deletions trunk/Documentation/devicetree/bindings/mmc/davinci_mmc.txt

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Expand Up @@ -11,9 +11,6 @@ Required properties:
- "nvidia,tegra20-uart"
- "nxp,lpc3220-uart"
- "ibm,qpace-nwp-serial"
- "altr,16550-FIFO32"
- "altr,16550-FIFO64"
- "altr,16550-FIFO128"
- "serial" if the port type is unknown.
- reg : offset and length of the register set for the device.
- interrupts : should contain uart interrupt.
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2 changes: 1 addition & 1 deletion trunk/Documentation/hwmon/lm75
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Expand Up @@ -23,7 +23,7 @@ Supported chips:
Datasheet: Publicly available at the Maxim website
http://www.maxim-ic.com/
* Microchip (TelCom) TCN75
Prefix: 'tcn75'
Prefix: 'lm75'
Addresses scanned: none
Datasheet: Publicly available at the Microchip website
http://www.microchip.com/
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2 changes: 1 addition & 1 deletion trunk/Documentation/i2c/busses/i2c-diolan-u2c
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Expand Up @@ -5,7 +5,7 @@ Supported adapters:
Documentation:
http://www.diolan.com/i2c/u2c12.html

Author: Guenter Roeck <linux@roeck-us.net>
Author: Guenter Roeck <guenter.roeck@ericsson.com>

Description
-----------
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67 changes: 7 additions & 60 deletions trunk/Documentation/input/alps.txt
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Expand Up @@ -3,26 +3,10 @@ ALPS Touchpad Protocol

Introduction
------------
Currently the ALPS touchpad driver supports five protocol versions in use by
ALPS touchpads, called versions 1, 2, 3, 4 and 5.

Since roughly mid-2010 several new ALPS touchpads have been released and
integrated into a variety of laptops and netbooks. These new touchpads
have enough behavior differences that the alps_model_data definition
table, describing the properties of the different versions, is no longer
adequate. The design choices were to re-define the alps_model_data
table, with the risk of regression testing existing devices, or isolate
the new devices outside of the alps_model_data table. The latter design
choice was made. The new touchpad signatures are named: "Rushmore",
"Pinnacle", and "Dolphin", which you will see in the alps.c code.
For the purposes of this document, this group of ALPS touchpads will
generically be called "new ALPS touchpads".

We experimented with probing the ACPI interface _HID (Hardware ID)/_CID
(Compatibility ID) definition as a way to uniquely identify the
different ALPS variants but there did not appear to be a 1:1 mapping.
In fact, it appeared to be an m:n mapping between the _HID and actual
hardware type.

Currently the ALPS touchpad driver supports four protocol versions in use by
ALPS touchpads, called versions 1, 2, 3, and 4. Information about the various
protocol versions is contained in the following sections.

Detection
---------
Expand All @@ -36,13 +20,9 @@ If the E6 report is successful, the touchpad model is identified using the "E7
report" sequence: E8-E7-E7-E7-E9. The response is the model signature and is
matched against known models in the alps_model_data_array.

For older touchpads supporting protocol versions 3 and 4, the E7 report
model signature is always 73-02-64. To differentiate between these
versions, the response from the "Enter Command Mode" sequence must be
inspected as described below.

The new ALPS touchpads have an E7 signature of 73-03-50 or 73-03-0A but
seem to be better differentiated by the EC Command Mode response.
With protocol versions 3 and 4, the E7 report model signature is always
73-02-64. To differentiate between these versions, the response from the
"Enter Command Mode" sequence must be inspected as described below.

Command Mode
------------
Expand All @@ -67,14 +47,6 @@ address of the register being read, and the third contains the value of the
register. Registers are written by writing the value one nibble at a time
using the same encoding used for addresses.

For the new ALPS touchpads, the EC command is used to enter command
mode. The response in the new ALPS touchpads is significantly different,
and more important in determining the behavior. This code has been
separated from the original alps_model_data table and put in the
alps_identify function. For example, there seem to be two hardware init
sequences for the "Dolphin" touchpads as determined by the second byte
of the EC response.

Packet Format
-------------

Expand Down Expand Up @@ -215,28 +187,3 @@ There are several things worth noting here.
well.

So far no v4 devices with tracksticks have been encountered.

ALPS Absolute Mode - Protocol Version 5
---------------------------------------
This is basically Protocol Version 3 but with different logic for packet
decode. It uses the same alps_process_touchpad_packet_v3 call with a
specialized decode_fields function pointer to correctly interpret the
packets. This appears to only be used by the Dolphin devices.

For single-touch, the 6-byte packet format is:

byte 0: 1 1 0 0 1 0 0 0
byte 1: 0 x6 x5 x4 x3 x2 x1 x0
byte 2: 0 y6 y5 y4 y3 y2 y1 y0
byte 3: 0 M R L 1 m r l
byte 4: y10 y9 y8 y7 x10 x9 x8 x7
byte 5: 0 z6 z5 z4 z3 z2 z1 z0

For mt, the format is:

byte 0: 1 1 1 n3 1 n2 n1 x24
byte 1: 1 y7 y6 y5 y4 y3 y2 y1
byte 2: ? x2 x1 y12 y11 y10 y9 y8
byte 3: 0 x23 x22 x21 x20 x19 x18 x17
byte 4: 0 x9 x8 x7 x6 x5 x4 x3
byte 5: 0 x16 x15 x14 x13 x12 x11 x10
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