[PATCH V3 1/7] dt-bindings:iio:adc: add sprd,ump9620-adc dt-binding

From: Cixi Geng
Date: Thu Apr 07 2022 - 04:22:18 EST


From: Cixi Geng <cixi.geng1@xxxxxxxxxx>

sprd,ump9620-adc is one variant of sc27xx series, add ump9620
description and sample in dt-bindings.

Signed-off-by: Cixi Geng <cixi.geng1@xxxxxxxxxx>
---
.../bindings/iio/adc/sprd,sc2720-adc.yaml | 57 +++++++++++++++++--
1 file changed, 53 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/iio/adc/sprd,sc2720-adc.yaml b/Documentation/devicetree/bindings/iio/adc/sprd,sc2720-adc.yaml
index caa3ee0b4b8c..0d0f317b75c5 100644
--- a/Documentation/devicetree/bindings/iio/adc/sprd,sc2720-adc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/sprd,sc2720-adc.yaml
@@ -20,6 +20,7 @@ properties:
- sprd,sc2723-adc
- sprd,sc2730-adc
- sprd,sc2731-adc
+ - sprd,ump9620-adc

reg:
maxItems: 1
@@ -34,12 +35,39 @@ properties:
maxItems: 1

nvmem-cells:
- maxItems: 2
+ description: nvmem-cells.

nvmem-cell-names:
- items:
- - const: big_scale_calib
- - const: small_scale_calib
+ description: Names for each nvmem-cells specified.
+
+if:
+ not:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - sprd,ump9620-adc
+then:
+ properties:
+ nvmem-cells:
+ maxItems: 2
+ nvmem-cell-names:
+ items:
+ - const: big_scale_calib
+ - const: small_scale_calib
+
+else:
+ properties:
+ nvmem-cells:
+ maxItems: 6
+ nvmem-cell-names:
+ items:
+ - const: big_scale_calib1
+ - const: big_scale_calib2
+ - const: small_scale_calib1
+ - const: small_scale_calib2
+ - const: vbat_det_cal1
+ - const: vbat_det_cal2

required:
- compatible
@@ -69,4 +97,25 @@ examples:
nvmem-cell-names = "big_scale_calib", "small_scale_calib";
};
};
+
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ pmic {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ adc@504 {
+ compatible = "sprd,ump9620-adc";
+ reg = <0x504>;
+ interrupt-parent = <&ump9620_pmic>;
+ interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+ #io-channel-cells = <1>;
+ hwlocks = <&hwlock 4>;
+ nvmem-cells = <&adc_bcal1>, <&adc_bcal2>,
+ <&adc_scal1>, <&adc_scal2>,
+ <&vbat_det_cal1>, <&vbat_det_cal2>;
+ nvmem-cell-names = "big_scale_calib1", "big_scale_calib2",
+ "small_scale_calib1", "small_scale_calib2",
+ "vbat_det_cal1", "vbat_det_cal2";
+ };
+ };
...
--
2.25.1