46 lines
1.1 KiB
YAML
46 lines
1.1 KiB
YAML
# Copyright (c) 2020, Mohamed ElShahawi
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# SPDX-License-Identifier: Apache-2.0
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description: ESP32 RTC (Power & Clock Controller Module) Module
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compatible: "espressif,esp32-rtc"
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include: [clock-controller.yaml, base.yaml]
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properties:
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reg:
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required: true
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fast-clk-src:
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type: int
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required: true
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description: |
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RTC fast clock source.
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- 0: ESP32_RTC_FAST_CLK_SRC_XTAL_D2 - Main XTAL divided by 2 (C3/S3)
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ESP32_RTC_FAST_CLK_SRC_XTAL_D4 Main XTAL divided by 4 (ESP32/S2)
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- 1: ESP32_RTC_FAST_CLK_SRC_RC_FAST - 8 MHz
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enum:
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- 0
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- 1
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slow-clk-src:
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type: int
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required: true
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description: |
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RTC slow clock source. Default to
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- 0: ESP32_RTC_SLOW_CLK_SRC_RC_SLOW - 136 KHz (C3/S3) - 90 kHz (S2) - 150 kHz (ESP32)
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- 1: ESP32_RTC_SLOW_CLK_SRC_XTAL32K - 32,768U KHz
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- 2: ESP32_RTC_SLOW_CLK_SRC_RC_FAST_D256 - 17,5 MHz
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- 9: ESP32_RTC_SLOW_CLK_32K_EXT_OSC - External 32k oscillator connected to 32K_XP pin
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enum:
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- 0
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- 1
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- 2
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- 9
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"#clock-cells":
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const: 1
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clock-cells:
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- offset # Index of the peripheral in esp32 modules list (Check esp32_clock.h)
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