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authorMaarten Zanders <[email protected]>2023-04-21 09:53:04 +0200
committerLee Jones <[email protected]>2023-05-25 12:16:03 +0100
commit91e47d4083dd935f547ea55d0dffeeba4b210b4b (patch)
tree7bee22835fc603c055a8f35d7a12b837f1650cdc
parentd1b9e1391ab2dc80e9db87fe8b2de015c651e4c9 (diff)
dt-bindings: leds-lp55xx: Add ti,charge-pump-mode
Add a binding to configure the internal charge pump for lp55xx. Signed-off-by: Maarten Zanders <[email protected]> Reviewed-by: Krzysztof Kozlowski <[email protected]> Signed-off-by: Lee Jones <[email protected]> Link: https://lore.kernel.org/r/[email protected]
-rw-r--r--Documentation/devicetree/bindings/leds/leds-lp55xx.yaml10
-rw-r--r--include/dt-bindings/leds/leds-lp55xx.h10
2 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml b/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml
index ae607911f1db..058be1fedbc8 100644
--- a/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml
+++ b/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml
@@ -66,6 +66,14 @@ properties:
'#size-cells':
const: 0
+ ti,charge-pump-mode:
+ description:
+ Set the operating mode of the internal charge pump as defined in
+ <dt-bindings/leds/leds-lp55xx.h>.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ default: 3 # auto
+ maximum: 3
+
patternProperties:
'^multi-led@[0-8]$':
type: object
@@ -152,6 +160,7 @@ additionalProperties: false
examples:
- |
#include <dt-bindings/leds/common.h>
+ #include <dt-bindings/leds/leds-lp55xx.h>
i2c {
#address-cells = <1>;
@@ -164,6 +173,7 @@ examples:
reg = <0x32>;
clock-mode = /bits/ 8 <2>;
pwr-sel = /bits/ 8 <3>; /* D1~9 connected to VOUT */
+ ti,charge-pump-mode = <LP55XX_CP_BYPASS>;
led@0 {
reg = <0>;
diff --git a/include/dt-bindings/leds/leds-lp55xx.h b/include/dt-bindings/leds/leds-lp55xx.h
new file mode 100644
index 000000000000..a4fb4567715d
--- /dev/null
+++ b/include/dt-bindings/leds/leds-lp55xx.h
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+#ifndef _DT_BINDINGS_LEDS_LP55XX_H
+#define _DT_BINDINGS_LEDS_LP55XX_H
+
+#define LP55XX_CP_OFF 0
+#define LP55XX_CP_BYPASS 1
+#define LP55XX_CP_BOOST 2
+#define LP55XX_CP_AUTO 3
+
+#endif /* _DT_BINDINGS_LEDS_LP55XX_H */