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linux/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml
Gabriel Fernandez 12b52b83c9 dt-bindings: clocks: stm32mp25: add access-controllers description
access-controllers is an optional property that allows to refer to
domain access controller.
The RCC driver will be able to check if we are allowed to register
clocks for a peripheral.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@foss.st.com>
Link: https://lore.kernel.org/r/20240419152723.570159-2-gabriel.fernandez@foss.st.com
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2024-05-07 14:58:57 -07:00

221 lines
9.6 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/st,stm32mp25-rcc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: STM32MP25 Reset Clock Controller
maintainers:
- Gabriel Fernandez <gabriel.fernandez@foss.st.com>
description: |
The RCC hardware block is both a reset and a clock controller.
RCC makes also power management (resume/supend).
See also::
include/dt-bindings/clock/st,stm32mp25-rcc.h
include/dt-bindings/reset/st,stm32mp25-rcc.h
properties:
compatible:
enum:
- st,stm32mp25-rcc
reg:
maxItems: 1
'#clock-cells':
const: 1
'#reset-cells':
const: 1
clocks:
items:
- description: CK_SCMI_HSE High Speed External oscillator (8 to 48 MHz)
- description: CK_SCMI_HSI High Speed Internal oscillator (~ 64 MHz)
- description: CK_SCMI_MSI Low Power Internal oscillator (~ 4 MHz or ~ 16 MHz)
- description: CK_SCMI_LSE Low Speed External oscillator (32 KHz)
- description: CK_SCMI_LSI Low Speed Internal oscillator (~ 32 KHz)
- description: CK_SCMI_HSE_DIV2 CK_SCMI_HSE divided by 2 (coud be gated)
- description: CK_SCMI_ICN_HS_MCU High Speed interconnect bus clock
- description: CK_SCMI_ICN_LS_MCU Low Speed interconnect bus clock
- description: CK_SCMI_ICN_SDMMC SDMMC interconnect bus clock
- description: CK_SCMI_ICN_DDR DDR interconnect bus clock
- description: CK_SCMI_ICN_DISPLAY Display interconnect bus clock
- description: CK_SCMI_ICN_HSL HSL interconnect bus clock
- description: CK_SCMI_ICN_NIC NIC interconnect bus clock
- description: CK_SCMI_ICN_VID Video interconnect bus clock
- description: CK_SCMI_FLEXGEN_07 flexgen clock 7
- description: CK_SCMI_FLEXGEN_08 flexgen clock 8
- description: CK_SCMI_FLEXGEN_09 flexgen clock 9
- description: CK_SCMI_FLEXGEN_10 flexgen clock 10
- description: CK_SCMI_FLEXGEN_11 flexgen clock 11
- description: CK_SCMI_FLEXGEN_12 flexgen clock 12
- description: CK_SCMI_FLEXGEN_13 flexgen clock 13
- description: CK_SCMI_FLEXGEN_14 flexgen clock 14
- description: CK_SCMI_FLEXGEN_15 flexgen clock 15
- description: CK_SCMI_FLEXGEN_16 flexgen clock 16
- description: CK_SCMI_FLEXGEN_17 flexgen clock 17
- description: CK_SCMI_FLEXGEN_18 flexgen clock 18
- description: CK_SCMI_FLEXGEN_19 flexgen clock 19
- description: CK_SCMI_FLEXGEN_20 flexgen clock 20
- description: CK_SCMI_FLEXGEN_21 flexgen clock 21
- description: CK_SCMI_FLEXGEN_22 flexgen clock 22
- description: CK_SCMI_FLEXGEN_23 flexgen clock 23
- description: CK_SCMI_FLEXGEN_24 flexgen clock 24
- description: CK_SCMI_FLEXGEN_25 flexgen clock 25
- description: CK_SCMI_FLEXGEN_26 flexgen clock 26
- description: CK_SCMI_FLEXGEN_27 flexgen clock 27
- description: CK_SCMI_FLEXGEN_28 flexgen clock 28
- description: CK_SCMI_FLEXGEN_29 flexgen clock 29
- description: CK_SCMI_FLEXGEN_30 flexgen clock 30
- description: CK_SCMI_FLEXGEN_31 flexgen clock 31
- description: CK_SCMI_FLEXGEN_32 flexgen clock 32
- description: CK_SCMI_FLEXGEN_33 flexgen clock 33
- description: CK_SCMI_FLEXGEN_34 flexgen clock 34
- description: CK_SCMI_FLEXGEN_35 flexgen clock 35
- description: CK_SCMI_FLEXGEN_36 flexgen clock 36
- description: CK_SCMI_FLEXGEN_37 flexgen clock 37
- description: CK_SCMI_FLEXGEN_38 flexgen clock 38
- description: CK_SCMI_FLEXGEN_39 flexgen clock 39
- description: CK_SCMI_FLEXGEN_40 flexgen clock 40
- description: CK_SCMI_FLEXGEN_41 flexgen clock 41
- description: CK_SCMI_FLEXGEN_42 flexgen clock 42
- description: CK_SCMI_FLEXGEN_43 flexgen clock 43
- description: CK_SCMI_FLEXGEN_44 flexgen clock 44
- description: CK_SCMI_FLEXGEN_45 flexgen clock 45
- description: CK_SCMI_FLEXGEN_46 flexgen clock 46
- description: CK_SCMI_FLEXGEN_47 flexgen clock 47
- description: CK_SCMI_FLEXGEN_48 flexgen clock 48
- description: CK_SCMI_FLEXGEN_49 flexgen clock 49
- description: CK_SCMI_FLEXGEN_50 flexgen clock 50
- description: CK_SCMI_FLEXGEN_51 flexgen clock 51
- description: CK_SCMI_FLEXGEN_52 flexgen clock 52
- description: CK_SCMI_FLEXGEN_53 flexgen clock 53
- description: CK_SCMI_FLEXGEN_54 flexgen clock 54
- description: CK_SCMI_FLEXGEN_55 flexgen clock 55
- description: CK_SCMI_FLEXGEN_56 flexgen clock 56
- description: CK_SCMI_FLEXGEN_57 flexgen clock 57
- description: CK_SCMI_FLEXGEN_58 flexgen clock 58
- description: CK_SCMI_FLEXGEN_59 flexgen clock 59
- description: CK_SCMI_FLEXGEN_60 flexgen clock 60
- description: CK_SCMI_FLEXGEN_61 flexgen clock 61
- description: CK_SCMI_FLEXGEN_62 flexgen clock 62
- description: CK_SCMI_FLEXGEN_63 flexgen clock 63
- description: CK_SCMI_ICN_APB1 Peripheral bridge 1
- description: CK_SCMI_ICN_APB2 Peripheral bridge 2
- description: CK_SCMI_ICN_APB3 Peripheral bridge 3
- description: CK_SCMI_ICN_APB4 Peripheral bridge 4
- description: CK_SCMI_ICN_APBDBG Peripheral bridge for degub
- description: CK_SCMI_TIMG1 Peripheral bridge for timer1
- description: CK_SCMI_TIMG2 Peripheral bridge for timer2
- description: CK_SCMI_PLL3 PLL3 clock
- description: clk_dsi_txbyte DSI byte clock
access-controllers:
minItems: 1
maxItems: 2
required:
- compatible
- reg
- '#clock-cells'
- '#reset-cells'
- clocks
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/st,stm32mp25-rcc.h>
rcc: clock-controller@44200000 {
compatible = "st,stm32mp25-rcc";
reg = <0x44200000 0x10000>;
#clock-cells = <1>;
#reset-cells = <1>;
clocks = <&scmi_clk CK_SCMI_HSE>,
<&scmi_clk CK_SCMI_HSI>,
<&scmi_clk CK_SCMI_MSI>,
<&scmi_clk CK_SCMI_LSE>,
<&scmi_clk CK_SCMI_LSI>,
<&scmi_clk CK_SCMI_HSE_DIV2>,
<&scmi_clk CK_SCMI_ICN_HS_MCU>,
<&scmi_clk CK_SCMI_ICN_LS_MCU>,
<&scmi_clk CK_SCMI_ICN_SDMMC>,
<&scmi_clk CK_SCMI_ICN_DDR>,
<&scmi_clk CK_SCMI_ICN_DISPLAY>,
<&scmi_clk CK_SCMI_ICN_HSL>,
<&scmi_clk CK_SCMI_ICN_NIC>,
<&scmi_clk CK_SCMI_ICN_VID>,
<&scmi_clk CK_SCMI_FLEXGEN_07>,
<&scmi_clk CK_SCMI_FLEXGEN_08>,
<&scmi_clk CK_SCMI_FLEXGEN_09>,
<&scmi_clk CK_SCMI_FLEXGEN_10>,
<&scmi_clk CK_SCMI_FLEXGEN_11>,
<&scmi_clk CK_SCMI_FLEXGEN_12>,
<&scmi_clk CK_SCMI_FLEXGEN_13>,
<&scmi_clk CK_SCMI_FLEXGEN_14>,
<&scmi_clk CK_SCMI_FLEXGEN_15>,
<&scmi_clk CK_SCMI_FLEXGEN_16>,
<&scmi_clk CK_SCMI_FLEXGEN_17>,
<&scmi_clk CK_SCMI_FLEXGEN_18>,
<&scmi_clk CK_SCMI_FLEXGEN_19>,
<&scmi_clk CK_SCMI_FLEXGEN_20>,
<&scmi_clk CK_SCMI_FLEXGEN_21>,
<&scmi_clk CK_SCMI_FLEXGEN_22>,
<&scmi_clk CK_SCMI_FLEXGEN_23>,
<&scmi_clk CK_SCMI_FLEXGEN_24>,
<&scmi_clk CK_SCMI_FLEXGEN_25>,
<&scmi_clk CK_SCMI_FLEXGEN_26>,
<&scmi_clk CK_SCMI_FLEXGEN_27>,
<&scmi_clk CK_SCMI_FLEXGEN_28>,
<&scmi_clk CK_SCMI_FLEXGEN_29>,
<&scmi_clk CK_SCMI_FLEXGEN_30>,
<&scmi_clk CK_SCMI_FLEXGEN_31>,
<&scmi_clk CK_SCMI_FLEXGEN_32>,
<&scmi_clk CK_SCMI_FLEXGEN_33>,
<&scmi_clk CK_SCMI_FLEXGEN_34>,
<&scmi_clk CK_SCMI_FLEXGEN_35>,
<&scmi_clk CK_SCMI_FLEXGEN_36>,
<&scmi_clk CK_SCMI_FLEXGEN_37>,
<&scmi_clk CK_SCMI_FLEXGEN_38>,
<&scmi_clk CK_SCMI_FLEXGEN_39>,
<&scmi_clk CK_SCMI_FLEXGEN_40>,
<&scmi_clk CK_SCMI_FLEXGEN_41>,
<&scmi_clk CK_SCMI_FLEXGEN_42>,
<&scmi_clk CK_SCMI_FLEXGEN_43>,
<&scmi_clk CK_SCMI_FLEXGEN_44>,
<&scmi_clk CK_SCMI_FLEXGEN_45>,
<&scmi_clk CK_SCMI_FLEXGEN_46>,
<&scmi_clk CK_SCMI_FLEXGEN_47>,
<&scmi_clk CK_SCMI_FLEXGEN_48>,
<&scmi_clk CK_SCMI_FLEXGEN_49>,
<&scmi_clk CK_SCMI_FLEXGEN_50>,
<&scmi_clk CK_SCMI_FLEXGEN_51>,
<&scmi_clk CK_SCMI_FLEXGEN_52>,
<&scmi_clk CK_SCMI_FLEXGEN_53>,
<&scmi_clk CK_SCMI_FLEXGEN_54>,
<&scmi_clk CK_SCMI_FLEXGEN_55>,
<&scmi_clk CK_SCMI_FLEXGEN_56>,
<&scmi_clk CK_SCMI_FLEXGEN_57>,
<&scmi_clk CK_SCMI_FLEXGEN_58>,
<&scmi_clk CK_SCMI_FLEXGEN_59>,
<&scmi_clk CK_SCMI_FLEXGEN_60>,
<&scmi_clk CK_SCMI_FLEXGEN_61>,
<&scmi_clk CK_SCMI_FLEXGEN_62>,
<&scmi_clk CK_SCMI_FLEXGEN_63>,
<&scmi_clk CK_SCMI_ICN_APB1>,
<&scmi_clk CK_SCMI_ICN_APB2>,
<&scmi_clk CK_SCMI_ICN_APB3>,
<&scmi_clk CK_SCMI_ICN_APB4>,
<&scmi_clk CK_SCMI_ICN_APBDBG>,
<&scmi_clk CK_SCMI_TIMG1>,
<&scmi_clk CK_SCMI_TIMG2>,
<&scmi_clk CK_SCMI_PLL3>,
<&clk_dsi_txbyte>;
};
...