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[V4,3/4] backlight: qcom-wled: Add WLED5 bindings

Message ID 1584985618-25689-4-git-send-email-kgunda@codeaurora.org
State New
Headers show
Series [V4,1/4] backlight: qcom-wled: convert the wled bindings to .yaml format | expand

Commit Message

Kiran Gunda March 23, 2020, 5:46 p.m. UTC 
Add WLED5 specific bindings.

Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>
Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>
---
 .../bindings/leds/backlight/qcom-wled.yaml         | 39 ++++++++++++++++++++++
 1 file changed, 39 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
index 8a388bf..159115f 100644
--- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
+++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
@@ -20,6 +20,7 @@  properties:
        - qcom,pm8941-wled
        - qcom,pmi8998-wled
        - qcom,pm660l-wled
+       - qcom,pm8150l-wled
 
   reg:
     maxItems: 1
@@ -28,10 +29,23 @@  properties:
     maxItems: 1
     description:
       brightness value on boot, value from 0-4095.
+      For pm8150l this value vary from 0-4095 or 0-32767
+      depending on the brightness control mode. If CABC is
+      enabled 0-4095 range is used.
     allOf:
       - $ref: /schemas/types.yaml#/definitions/uint32
         default: 2048
 
+  max-brightness:
+    maxItems: 1
+    description:
+      Maximum brightness level. Allowed values are,
+      for pmi8998 it is  0-4095.
+      For pm8150l, this can be either 4095 or 32767.
+      If CABC is enabled, this is capped to 4095.
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/uint32
+
   label:
     maxItems: 1
     description:
@@ -124,6 +138,31 @@  properties:
       value for PM8941 from 1 to 3. Default 2
       For PMI8998 from 1 to 4.
 
+  qcom,modulator-sel:
+    maxItems: 1
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/uint32
+    description:
+      Selects the modulator used for brightness modulation.
+      Allowed values are,
+               0 - Modulator A
+               1 - Modulator B
+      If not specified, then modulator A will be used by default.
+      This property is applicable only to WLED5 peripheral.
+
+  qcom,cabc-sel:
+    maxItems: 1
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/uint32
+    description:
+      Selects the CABC pin signal used for brightness modulation.
+      Allowed values are,
+              0 - CABC disabled
+              1 - CABC 1
+              2 - CABC 2
+              3 - External signal (e.g. LPG) is used for dimming
+      This property is applicable only to WLED5 peripheral.
+
   interrupts:
     maxItems: 2
     description: