Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds

Pull led updates from Bryan Wu:
 "Sorry for the late pull request, since I'm just back from vacation.

  LED subsystem updates for 3.12:
   - pca9633 driver DT supporting and pca9634 chip supporting
   - restore legacy device attributes for lp5521
   - other fixing and updates"

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds: (28 commits)
  leds: wm831x-status: Request a REG resource
  leds: trigger: ledtrig-backlight: Fix invalid memory access in fb_event notification callback
  leds-pca963x: Fix device tree parsing
  leds-pca9633: Rename to leds-pca963x
  leds-pca9633: Add mutex to the ledout register
  leds-pca9633: Unique naming of the LEDs
  leds-pca9633: Add support for PCA9634
  leds: lp5562: use LP55xx common macros for device attributes
  Documentation: leds-lp5521,lp5523: update device attribute information
  leds: lp5523: remove unnecessary writing commands
  leds: lp5523: restore legacy device attributes
  leds: lp5523: LED MUX configuration on initializing
  leds: lp5523: make separate API for loading engine
  leds: lp5521: remove unnecessary writing commands
  leds: lp5521: restore legacy device attributes
  leds: lp55xx: add common macros for device attributes
  leds: lp55xx: add common data structure for program
  Documentation: leds: Fix a typo
  leds: ss4200: Fix incorrect placement of __initdata
  leds: clevo-mail: Fix incorrect placement of __initdata
  ...

44 files changed, 1645 insertions, 315 deletions

diff --git a/Documentation/devicetree/bindings/leds/leds-lp55xx.txt b/Documentation/devicetree/bindings/leds/leds-lp55xx.txt
index d5176882d8b9..a61727f9a6d1 100644
--- a/Documentation/devicetree/bindings/leds/leds-lp55xx.txt
+++ b/Documentation/devicetree/bindings/leds/leds-lp55xx.txt
@@ -1,7 +1,7 @@
 Binding for TI/National Semiconductor LP55xx Led Drivers
 
 Required properties:
-- compatible: "national,lp5521" or "national,lp5523" or "ti,lp5562"
+- compatible: "national,lp5521" or "national,lp5523" or "ti,lp5562" or "ti,lp8501"
 - reg: I2C slave address
 - clock-mode: Input clock mode, (0: automode, 1: internal, 2: external)
 
@@ -11,6 +11,11 @@ Each child has own specific current settings
 
 Optional properties:
 - label: Used for naming LEDs
+- pwr-sel: LP8501 specific property. Power selection for output channels.
+         0: D1~9 are connected to VDD
+         1: D1~6 with VDD, D7~9 with VOUT
+         2: D1~6 with VOUT, D7~9 with VDD
+         3: D1~9 are connected to VOUT
 
 Alternatively, each child can have specific channel name
 - chan-name: Name of each channel name
@@ -145,3 +150,68 @@ lp5562@30 {
                 max-cur = /bits/ 8 <0x60>;
         };
 };
+
+example 4) LP8501
+9 channels are defined. The 'pwr-sel' is LP8501 specific property.
+Others are same as LP5523.
+
+lp8501@32 {
+        compatible = "ti,lp8501";
+        reg = <0x32>;
+        clock-mode = /bits/ 8 <2>;
+        pwr-sel = /bits/ 8 <3>; /* D1~9 connected to VOUT */
+
+        chan0 {
+                chan-name = "d1";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+
+        chan1 {
+                chan-name = "d2";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+
+        chan2 {
+                chan-name = "d3";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+
+        chan3 {
+                chan-name = "d4";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+
+        chan4 {
+                chan-name = "d5";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+
+        chan5 {
+                chan-name = "d6";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+
+        chan6 {
+                chan-name = "d7";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+
+        chan7 {
+                chan-name = "d8";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+
+        chan8 {
+                chan-name = "d9";
+                led-cur = /bits/ 8 <0x14>;
+                max-cur = /bits/ 8 <0x20>;
+        };
+};
diff --git a/Documentation/devicetree/bindings/leds/pca963x.txt b/Documentation/devicetree/bindings/leds/pca963x.txt
new file mode 100644
index 000000000000..aece3eac1b63
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/pca963x.txt
@@ -0,0 +1,47 @@
+LEDs connected to pca9632, pca9633 or pca9634
+
+Required properties:
+- compatible : should be : "nxp,pca9632", "nxp,pca9633" or "nxp,pca9634"
+
+Optional properties:
+- nxp,totem-pole : use totem pole (push-pull) instead of default open-drain
+- nxp,hw-blink : use hardware blinking instead of software blinking
+
+Each led is represented as a sub-node of the nxp,pca963x device.
+
+LED sub-node properties:
+- label : (optional) see Documentation/devicetree/bindings/leds/common.txt
+- reg : number of LED line (could be from 0 to 3  in pca9632 or pca9633
+                or 0 to 7 in pca9634)
+- linux,default-trigger : (optional)
+   see Documentation/devicetree/bindings/leds/common.txt
+
+Examples:
+
+pca9632: pca9632 {
+        compatible = "nxp,pca9632";
+        #address-cells = <1>;
+        #size-cells = <0>;
+        reg = <0x62>;
+
+        red@0 {