linux/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
Rajendra Nayak cca5644c05 dt-bindings: nvmem: qfprom: Add optional power-domains property
qfprom devices on some SoCs need to vote on the performance state
of a power-domain, so add the power-domains optional property to the
bindings

Reviewed-by: Douglas Anderson <dianders@chromium.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210806085947.22682-2-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-08-06 15:18:40 +02:00

114 lines
2.6 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/nvmem/qcom,qfprom.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Technologies Inc, QFPROM Efuse bindings
maintainers:
- Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
allOf:
- $ref: "nvmem.yaml#"
properties:
compatible:
items:
- enum:
- qcom,apq8064-qfprom
- qcom,apq8084-qfprom
- qcom,msm8974-qfprom
- qcom,msm8916-qfprom
- qcom,msm8996-qfprom
- qcom,msm8998-qfprom
- qcom,qcs404-qfprom
- qcom,sc7180-qfprom
- qcom,sc7280-qfprom
- qcom,sdm845-qfprom
- const: qcom,qfprom
reg:
# If the QFPROM is read-only OS image then only the corrected region
# needs to be provided. If the QFPROM is writable then all 4 regions
# must be provided.
oneOf:
- items:
- description: The corrected region.
- items:
- description: The corrected region.
- description: The raw region.
- description: The config region.
- description: The security control region.
# Clock must be provided if QFPROM is writable from the OS image.
clocks:
maxItems: 1
clock-names:
const: core
# Supply reference must be provided if QFPROM is writable from the OS image.
vcc-supply:
description: Our power supply.
power-domains:
maxItems: 1
# Needed if any child nodes are present.
"#address-cells":
const: 1
"#size-cells":
const: 1
required:
- compatible
- reg
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,gcc-sc7180.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
efuse@784000 {
compatible = "qcom,sc7180-qfprom", "qcom,qfprom";
reg = <0 0x00784000 0 0x8ff>,
<0 0x00780000 0 0x7a0>,
<0 0x00782000 0 0x100>,
<0 0x00786000 0 0x1fff>;
clocks = <&gcc GCC_SEC_CTRL_CLK_SRC>;
clock-names = "core";
#address-cells = <1>;
#size-cells = <1>;
vcc-supply = <&vreg_l11a_1p8>;
hstx-trim-primary@25b {
reg = <0x25b 0x1>;
bits = <1 3>;
};
};
};
- |
soc {
#address-cells = <2>;
#size-cells = <2>;
efuse@784000 {
compatible = "qcom,sdm845-qfprom", "qcom,qfprom";
reg = <0 0x00784000 0 0x8ff>;
#address-cells = <1>;
#size-cells = <1>;
hstx-trim-primary@1eb {
reg = <0x1eb 0x1>;
bits = <1 4>;
};
};
};