77 lines
1.8 KiB
YAML
77 lines
1.8 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/clock/st,stm32mp25-rcc.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: STM32MP25 Reset Clock Controller
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maintainers:
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- Gabriel Fernandez <gabriel.fernandez@foss.st.com>
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description: |
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The RCC hardware block is both a reset and a clock controller.
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RCC makes also power management (resume/supend).
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See also::
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include/dt-bindings/clock/st,stm32mp25-rcc.h
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include/dt-bindings/reset/st,stm32mp25-rcc.h
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properties:
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compatible:
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enum:
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- st,stm32mp25-rcc
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reg:
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maxItems: 1
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'#clock-cells':
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const: 1
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'#reset-cells':
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const: 1
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clocks:
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items:
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- description: CK_SCMI_HSE High Speed External oscillator (8 to 48 MHz)
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- description: CK_SCMI_HSI High Speed Internal oscillator (~ 64 MHz)
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- description: CK_SCMI_MSI Low Power Internal oscillator (~ 4 MHz or ~ 16 MHz)
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- description: CK_SCMI_LSE Low Speed External oscillator (32 KHz)
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- description: CK_SCMI_LSI Low Speed Internal oscillator (~ 32 KHz)
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clock-names:
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items:
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- const: hse
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- const: hsi
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- const: msi
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- const: lse
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- const: lsi
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required:
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- compatible
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- reg
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- '#clock-cells'
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- '#reset-cells'
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- clocks
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- clock-names
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/st,stm32mp25-rcc.h>
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rcc: clock-controller@44200000 {
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compatible = "st,stm32mp25-rcc";
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reg = <0x44200000 0x10000>;
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#clock-cells = <1>;
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#reset-cells = <1>;
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clock-names = "hse", "hsi", "msi", "lse", "lsi";
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clocks = <&scmi_clk CK_SCMI_HSE>,
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<&scmi_clk CK_SCMI_HSI>,
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<&scmi_clk CK_SCMI_MSI>,
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<&scmi_clk CK_SCMI_LSE>,
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<&scmi_clk CK_SCMI_LSI>;
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};
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...
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