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dts: bindings: clean up redundant required false attributes

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DTS property attributes are (by default) not required.

Explicitly specifying `required: false` is redundant.
Perhaps a warning to that effect would be useful.

Signed-off-by: Chris Friedt <cfriedt@meta.com>
This commit is contained in:
Chris Friedt 2022-10-27 05:09:31 -04:00 • committed by Christopher Friedt
commit 83bea9a796
356 changed files with 0 additions and 1092 deletions
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7
dts/bindings/adc/adc-controller.yaml
View file

@ -12,11 +12,9 @@ properties:
required: true
"#address-cells":
required: false
const: 1
"#size-cells":
required: false
const: 0
child-binding:
@ -105,7 +103,6 @@ child-binding:
zephyr,vref-mv:
type: int
required: false
description: |
This property can be used to specify the voltage (in millivolts)
of the reference selected for this channel, so that applications
@ -126,14 +123,12 @@ child-binding:
zephyr,input-positive:
type: int
required: false
description: |
Positive ADC input. Used only for drivers that select
the ADC_CONFIGURABLE_INPUTS Kconfig option.
zephyr,input-negative:
type: int
required: false
description: |
Negative ADC input. Used only for drivers that select
the ADC_CONFIGURABLE_INPUTS Kconfig option.
@ -142,13 +137,11 @@ child-binding:
zephyr,resolution:
type: int
required: false
description: |
ADC resolution to be used for the channel.
zephyr,oversampling:
type: int
required: false
description: |
Oversampling setting to be used for the channel.
When specified, each sample is averaged from 2^N conversion results

2
dts/bindings/adc/arduino,uno-adc.yaml
View file

@ -22,11 +22,9 @@ properties:
io-channel-map-mask:
type: compound
required: false
io-channel-map-pass-thru:
type: compound
required: false
"#io-channel-cells":
type: int

1
dts/bindings/adc/atmel,sam0-adc.yaml
View file

@ -37,7 +37,6 @@ properties:
calib-offset:
type: int
required: false
description: |
bit position offset in NVM SW Calib for start of ADC0 BIASCOMP field.
This property is expected to be set on SAM{D,E}5x family of SoCs.

1
dts/bindings/adc/gd,gd32-adc.yaml
View file

@ -30,7 +30,6 @@ properties:
rcu-clock-source:
type: int
required: false
description: |
Some GD32 ADC have additional clock source, like IRC14M or IRC28M.
This property used to select the clock and related prescaler, valid

1
dts/bindings/adc/nxp,kinetis-adc12.yaml
View file

@ -26,7 +26,6 @@ properties:
alternate-voltage-reference:
type: boolean
required: false
description: use alternate voltage reference source
sample-time:

7
dts/bindings/adc/nxp,kinetis-adc16.yaml
View file

@ -13,7 +13,6 @@ properties:
channel-mux-b:
type: boolean
required: false
description: |
Use alternate set (b instead of a) of ADC channels
@ -22,7 +21,6 @@ properties:
periodic-trigger:
type: boolean
required: false
description: if periodic trigger enabled
"#io-channel-cells":
@ -30,12 +28,10 @@ properties:
clk-source:
type: int
required: false
description: use alternate clock reference source
long-sample:
type: int
required: false
enum:
- 0
- 1
@ -46,17 +42,14 @@ properties:
continuous-convert:
type: boolean
required: false
description: If use continuous convert
high-speed:
type: boolean
required: false
description: If use high speed
hw-trigger-src:
type: int
required: false
description: hardware trigger source (See ADCxTRGSEL field in user manual for more details)
io-channel-cells:

1
dts/bindings/adc/raspberrypi,pico-adc.yaml
View file

@ -13,7 +13,6 @@ properties:
vref-mv:
type: int
required: false
default: 3300
description: |
Indicate the reference voltage of the ADC in mV.

1
dts/bindings/adc/st,stm32-adc.yaml
View file

@ -29,7 +29,6 @@ properties:
vref-mv:
type: int
required: false
default: 3300
description: Indicates the reference voltage of the ADC in mV (on the target board).

1
dts/bindings/adc/ti,lmp90xxx-base.yaml
View file

@ -7,7 +7,6 @@ bus: lmp90xxx
properties:
drdyb-gpios:
type: phandle-array
required: false
description: Data Ready Bar
"#io-channel-cells":

1
dts/bindings/adc/ti,lmp90xxx-current.yaml
View file

@ -5,5 +5,4 @@ include: ti,lmp90xxx-base.yaml
properties:
rtd-current:
type: int
required: false
description: RTD current in microampere

2
dts/bindings/adc/voltage-divider.yaml
View file

@ -23,7 +23,6 @@ properties:
full-ohms:
type: int
required: false
description: |
Resistance of the full path through the voltage divider.
@ -32,7 +31,6 @@ properties:
power-gpios:
type: phandle-array
required: false
description: |
Control power to the voltage divider inputs.

4
dts/bindings/adc/zephyr,adc-emul.yaml
View file

@ -15,7 +15,6 @@ properties:
ref-internal-mv:
type: int
required: false
default: 0
description:
Internal reference voltage in mV. If not provided or set to zero,
@ -23,7 +22,6 @@ properties:
ref-vdd-mv:
type: int
required: false
default: 0
description:
VDD reference voltage in mV. If not provided or set to zero,
@ -31,7 +29,6 @@ properties:
ref-external0-mv:
type: int
required: false
default: 0
description:
External 0 reference voltage in mV. If not provided or set to zero,
@ -39,7 +36,6 @@ properties:
ref-external1-mv:
type: int
required: false
default: 0
description:
External 1 reference voltage in mV. If not provided or set to zero,

4
dts/bindings/audio/nordic,nrf-pdm.yaml
View file

@ -17,7 +17,6 @@ properties:
clk-pin:
type: int
deprecated: true
required: false
description: |
IMPORTANT: This option will only be used if the new pin control driver
is not enabled.
@ -37,7 +36,6 @@ properties:
din-pin:
type: int
deprecated: true
required: false
description: |
IMPORTANT: This option will only be used if the new pin control driver
is not enabled.
@ -47,7 +45,6 @@ properties:
clock-source:
type: string
required: false
default: "PCLK32M_HFXO"
description: |
Clock source to be used by the PDM peripheral. The following options
@ -66,7 +63,6 @@ properties:
queue-size:
type: int
required: false
default: 4
description: |
Size of the queue of received audio data blocks to be used

5
dts/bindings/can/can-controller.yaml
View file

@ -13,26 +13,21 @@ properties:
description: Resynchronization jump width (ISO 11898-1)
prop-seg:
type: int
required: false
description: Time quantums of propagation segment (ISO 11898-1)
phase-seg1:
type: int
required: false
description: Time quantums of phase buffer 1 segment (ISO 11898-1)
phase-seg2:
type: int
required: false
description: Time quantums of phase buffer 2 segment (ISO 11898-1)
sample-point:
type: int
required: false
description: >
Sample point in permille.
This param is required if segments are not given.
If the sample point is given, the segments are ignored.
phys:
type: phandle
required: false
description: |
Actively controlled CAN transceiver.

5
dts/bindings/can/can-fd-controller.yaml
View file

@ -13,24 +13,19 @@ properties:
description: Resynchronization jump width for the data phase. (ISO11898-1:2015)
prop-seg-data:
type: int
required: false
description: Time quantums of propagation segment for the data phase. (ISO11898-1:2015)
phase-seg1-data:
type: int
required: false
description: Time quantums of phase buffer 1 segment for the data phase. (ISO11898-1:2015)
phase-seg2-data:
type: int
required: false
description: Time quantums of phase buffer 2 segment for the data phase. (ISO11898-1:2015)
sample-point-data:
type: int
required: false
description: >
Sample point in permille for the data phase.
This param is required if segments are not given.
If the sample point is given, the segments are ignored.
tx-delay-comp-offset:
type: int
required: false
default: 0

1
dts/bindings/can/espressif,esp32-twai.yaml
View file

@ -25,7 +25,6 @@ properties:
clkout-divider:
type: int
required: false
description: |
Clock divider for the CLKOUT signal. If not set, the CLKOUT signal is turned off.

1
dts/bindings/can/st,stm32-can.yaml
View file

@ -22,5 +22,4 @@ properties:
master-can-reg:
type: int
required: false
description: master can reg when different from current instance

1
dts/bindings/can/st,stm32-fdcan.yaml
View file

@ -16,7 +16,6 @@ properties:
clk-divider:
type: int
required: false
enum:
- 1
- 2

1
dts/bindings/clock/espressif,esp32-rtc.yaml
View file

@ -18,7 +18,6 @@ properties:
xtal-div:
type: int
required: false
description: Divisor value for XTAL Clock, CPU_CLK = XTAL_FREQ / xtal-div
"#clock-cells":

1
dts/bindings/clock/fixed-clock.yaml
View file

@ -15,7 +15,6 @@ properties:
clocks:
type: array
required: false
description: input clock source
"#clock-cells":

4
dts/bindings/clock/intel,adsp-shim-clkctl.yaml
View file

@ -8,17 +8,14 @@ compatible: "intel,adsp-shim-clkctl"
properties:
adsp-clkctl-clk-wovcro:
type: int
required: false
description: Index of WOVCRO clock encoding in the encoding array (if wovcro-supported is true).
adsp-clkctl-clk-lpro:
type: int
required: false
description: Index of LPRO clock encoding in the encoding array.
adsp-clkctl-clk-hpro:
type: int
required: false
description: Index of HPRO clock encoding in the encoding array.
adsp-clkctl-freq-enc:
@ -28,7 +25,6 @@ properties:
adsp-clkctl-freq-mask:
type: array
required: false
description: Array that encodes needed masks to enable each clock.
adsp-clkctl-freq-default:

2
dts/bindings/clock/microchip,xec-pcr.yaml
View file

@ -21,7 +21,6 @@ properties:
slow-clock-div:
type: int
required: false
description: |
PWM and TACH clock domain divided down from 48 MHz AHB clock. The
default value is 480 for 100 kHz.
@ -38,7 +37,6 @@ properties:
xtal-single-ended:
type: boolean
required: false
description: Use single ended crystal connection to XTAL2 pin.
"#clock-cells":

1
dts/bindings/clock/nordic,nrf-clock.yaml
View file

@ -16,7 +16,6 @@ properties:
hfclkaudio-frequency:
type: int
required: false
description: |
Frequency of the HFCLKAUDIO clock in Hz. Adjustable with 3.3 ppm
resolution in two frequency bands - 11.176 MHz to 11.402 MHz, and

2
dts/bindings/clock/nuvoton,npcx-pcc.yaml
View file

@ -177,7 +177,6 @@ properties:
apb4-prescaler:
type: int
required: false
description: |
APB4 prescaler. It sets the APB4 bus frequency, APB4_CLK, by dividing
OFMCLK(MCLK) and needs to meet the following requirements.
@ -207,7 +206,6 @@ properties:
- 10
ram-pd-depth:
required: false
type: int
enum:
- 12

2
dts/bindings/clock/nxp,kinetis-ke1xf-sim.yaml
View file

@ -13,10 +13,8 @@ properties:
clkout-source:
type: int
required: false
description: clkout clock source
clkout-divider:
type: int
required: false
description: clkout divider

1
dts/bindings/clock/nxp,kinetis-scg.yaml
View file

@ -14,7 +14,6 @@ properties:
sosc-mode:
type: int
description: system oscillator mode
required: false
"#clock-cells":
const: 1

3
dts/bindings/clock/nxp,kinetis-sim.yaml
View file

@ -23,17 +23,14 @@ properties:
clkout-source:
type: int
required: false
description: clkout clock source
clkout-divider:
type: int
required: false
description: clkout divider
"#clock-cells":
type: int
required: false
const: 3
clock-cells:

1
dts/bindings/clock/st,stm32-hse-clock.yaml
View file

@ -10,7 +10,6 @@ include: [fixed-clock.yaml]
properties:
hse-bypass:
type: boolean
required: false
description: |
HSE crystal oscillator bypass
Set to the property to by-pass the oscillator with an external clock.

1
dts/bindings/clock/st,stm32-lse-clock.yaml
View file

@ -23,7 +23,6 @@ properties:
lse-bypass:
type: boolean
required: false
description: |
LSE crystal oscillator bypass
Set the property to by-pass the oscillator with an external clock.

1
dts/bindings/clock/st,stm32-msi-clock.yaml
View file

@ -30,7 +30,6 @@ properties:
msi-pll-mode:
type: boolean
required: false
description: |
MSI clock PLL enable
Enables the PLL part of the MSI clock source.

1
dts/bindings/clock/st,stm32-rcc.yaml
View file

@ -124,7 +124,6 @@ properties:
undershoot-prevention:
type: boolean
required: false
description: |
On some parts, it could be required to set up highest core frequencies
(>80MHz) in two steps in order to prevent undershoot.

2
dts/bindings/clock/st,stm32f1-pll-clock.yaml
View file

@ -36,12 +36,10 @@ properties:
xtpre:
type: boolean
required: false
description: |
Otpional HSE divider for PLL entry
usbpre:
type: int
required: false
description: |
Otpional HSE divider for PLL entry

1
dts/bindings/clock/st,stm32f2-pll-clock.yaml
View file

@ -55,7 +55,6 @@ properties:
div-q:
type: int
required: false
description: |
PLL division factor for PLL48CK
Valid range: 2 - 15

1
dts/bindings/clock/st,stm32f4-pll-clock.yaml
View file

@ -57,7 +57,6 @@ properties:
div-q:
type: int
required: false
description: |
Main PLL (PLL) division factor for USB OTG FS, SDMMC and random number
generator clocks.

1
dts/bindings/clock/st,stm32f7-pll-clock.yaml
View file

@ -53,7 +53,6 @@ properties:
div-q:
type: int
required: false
description: |
PLL division factor for PLL48CK
Valid range: 2 - 15

2
dts/bindings/clock/st,stm32g0-pll-clock.yaml
View file

@ -46,14 +46,12 @@ properties:
div-p:
type: int
required: false
description: |
PLL division factor for PLL P output
Valid range: 2 - 32
div-q:
type: int
required: false
description: |
PLL division factor for PLL Q output
Valid range: 2 - 8

1
dts/bindings/clock/st,stm32g4-pll-clock.yaml
View file

@ -46,7 +46,6 @@ properties:
div-p:
type: int
required: false
description: |
Main PLL division factor for ADC
Valid range: 2 - 31

3
dts/bindings/clock/st,stm32h7-pll-clock.yaml
View file

@ -50,21 +50,18 @@ properties:
div-p:
type: int
required: false
description: |
PLL division factor for pllx_p_ck
Valid range: 1 - 128
div-q:
type: int
required: false
description: |
PLL division factor for pllx_q_ck
Valid range: 1 - 128
div-r:
type: int
required: false
description: |
PLL division factor for pllx_r_ck
Valid range: 1 - 128

2
dts/bindings/clock/st,stm32l4-pll-clock.yaml
View file

@ -50,7 +50,6 @@ properties:
div-p:
type: int
required: false
description: |
Main PLL division factor for PLLSAI3CLK
enum:
@ -59,7 +58,6 @@ properties:
div-q:
type: int
required: false
description: |
Main PLL division factor for PLL48M1CLK (48 MHz clock).
enum:

2
dts/bindings/clock/st,stm32u5-pll-clock.yaml
View file

@ -53,14 +53,12 @@ properties:
div-p:
type: int
required: false
description: |
PLLx DIVP division factor
Valid range: 1 - 128
div-q:
type: int
required: false
description: |
PLLx DIVQ division factor
Valid range: 1 - 128

2
dts/bindings/clock/st,stm32wb-pll-clock.yaml
View file

@ -51,14 +51,12 @@ properties:
div-p:
type: int
required: false
description: |
Main PLL division factor for PLLPCLK
Valid range: 2 - 32
div-q:
type: int
required: false
description: |
Main PLL division factor for PLLQCLK
Valid range: 2 - 8

2
dts/bindings/clock/st,stm32wl-hse-clock.yaml
View file

@ -10,14 +10,12 @@ include: [fixed-clock.yaml]
properties:
hse-tcxo:
type: boolean
required: false
description: |
When set, TCXO is selected as external source clock for HSE.
Otherwise, external cyrstal is selected as HSE source clock.
hse-div2:
type: boolean
required: false
description: |
When set HSE output clock is divided by 2.
Otherwise, no prescaler is used.

1
dts/bindings/clock/st,stm32wl-rcc.yaml
View file

@ -16,7 +16,6 @@ include:
properties:
cpu2-prescaler:
type: int
required: false
enum:
- 1
- 2

1
dts/bindings/coredump/zephyr,coredump.yaml
View file

@ -10,7 +10,6 @@ description: Pseudo-device to help capturing desired data into core dumps
properties:
memory-regions:
type: array
required: false
description: Start address and size of memory regions to be collected in a core dump
coredump-type:

1
dts/bindings/counter/espressif,esp32-timer.yaml
View file

@ -52,6 +52,5 @@ properties:
forced to 2.
type: int
default: 2
required: false
compatible: "espressif,esp32-timer"

4
dts/bindings/counter/nxp,imx-tmr.yaml
View file

@ -58,7 +58,6 @@ properties:
secondary_source:
type: string
required: false
description: Secondary source of the timer, see qtmr_input_source_t enumerator type
of the MCUXpresso SDK
enum:
@ -69,15 +68,12 @@ properties:
filter_count:
type: int
required: false
description: Fault filter count (0-255).
filter_period:
type: int
required: false
description: Fault filter period (0-255).
freq:
type: int
required: false
description: clock frequency (only used for external clock sources)

1
dts/bindings/cpu/cdns,tensilica-xtensa-lx6.yaml
View file

@ -11,4 +11,3 @@ properties:
clock-source:
type: int
description: cpu clock source
required: false

1
dts/bindings/cpu/cdns,tensilica-xtensa-lx7.yaml
View file

@ -11,4 +11,3 @@ properties:
clock-source:
type: int
description: cpu clock source
required: false

4
dts/bindings/cpu/cpu.yaml
View file

@ -8,17 +8,13 @@ include: base.yaml
properties:
clock-frequency:
type: int
required: false
description: Clock frequency in Hz
cpu-power-states:
type: phandles
required: false
description: List of power management states supported by this cpu
i-cache-line-size:
type: int
required: false
description: i-cache line size
d-cache-line-size:
type: int
required: false
description: d-cache line size

1
dts/bindings/cpu/espressif,riscv.yaml
View file

@ -11,4 +11,3 @@ properties:
clock-source:
type: int
description: cpu clock source
required: false

1
dts/bindings/dac/atmel,sam-dac.yaml
View file

@ -21,7 +21,6 @@ properties:
prescaler:
type: int
required: false
default: 15
description: |
Peripheral Clock to DAC Clock Ratio. Prescaler value is calcuated as

1
dts/bindings/dac/atmel,sam0-dac.yaml
View file

@ -21,7 +21,6 @@ properties:
reference:
type: string
required: false
description: Reference voltage source
enum:
- "intref"

1
dts/bindings/dac/gd,gd32-dac.yaml
View file

@ -26,7 +26,6 @@ properties:
type: int
default: 0
description: Reset value of DAC output. Defaults to 0, the SoC default.
required: false
"#io-channel-cells":
const: 1

1
dts/bindings/dac/microchip,mcp4728.yaml
View file

@ -31,7 +31,6 @@ properties:
gain:
type: array
required: false
default: [0, 0, 0, 0]
description: |
Gain selection bit.

1
dts/bindings/dac/nxp,kinetis-dac.yaml
View file

@ -18,7 +18,6 @@ properties:
low-power-mode:
type: boolean
required: false
description: Enable low-power mode
"#io-channel-cells":

2
dts/bindings/dac/nxp,kinetis-dac32.yaml
View file

@ -18,12 +18,10 @@ properties:
low-power-mode:
type: boolean
required: false
description: Enable low-power mode
buffered:
type: boolean
required: false
description: Enable output buffer
"#io-channel-cells":

1
dts/bindings/debug/arm,itm.yaml
View file

@ -9,5 +9,4 @@ include: [base.yaml, pinctrl-device.yaml]
properties:
swo-ref-frequency:
type: int
required: false
description: Reference clock frequency for SWO if different than CPU clock.

1
dts/bindings/display/ftdi,ft800.yaml
View file

@ -10,7 +10,6 @@ include: spi-device.yaml
properties:
irq-gpios:
type: phandle-array
required: false
description: Optional IRQ line of FT800 controller
pclk:

1
dts/bindings/display/ilitek,ili9xxx-common.yaml
View file

@ -9,7 +9,6 @@ include: [spi-device.yaml, display-controller.yaml]
properties:
reset-gpios:
type: phandle-array
required: false
description: RESET pin.
The RESET pin of ILI9340 is active low.

3
dts/bindings/display/maxim,max7219.yaml
View file

@ -11,7 +11,6 @@ include: spi-device.yaml
properties:
scan-limit:
type: int
required: false
default: 7
enum:
- 0
@ -28,7 +27,6 @@ properties:
scan-limit is 1, and so on.
intensity:
type: int
required: false
default: 0
enum:
- 0
@ -50,6 +48,5 @@ properties:
description: Intensity for MAX7219.
num-cascading:
type: int
required: false
default: 1
description: Number of cascading MAX7219.

1
dts/bindings/display/nordic,nrf-led-matrix.yaml
View file

@ -58,7 +58,6 @@ properties:
pwm:
type: phandle
required: false
description: |
Reference to a PWM instance for generating pulse signals on column
GPIOs. If not provided, GPIOTE and PPI channels are allocated and

2
dts/bindings/display/raydium,rm68200.yaml
View file

@ -13,14 +13,12 @@ include: [mipi-dsi-device.yaml, display-controller.yaml]
properties:
reset-gpios:
type: phandle-array
required: false
description: |
The RESETn pin is asserted to disable the sensor causing a hard
reset. The sensor receives this as an active-low signal.
bl-gpios:
type: phandle-array
required: false
description: |
The BLn pin is asserted to control the backlight of the panel.
The sensor receives this as an active-high signal.

3
dts/bindings/display/sharp,ls0xx.yaml
View file

@ -10,7 +10,6 @@ include: [spi-device.yaml, display-controller.yaml]
properties:
extcomin-gpios:
type: phandle-array
required: false
description: EXTCOMIN pin
The EXTCOMIN pin is where a square pulse for toggling VCOM will
@ -18,7 +17,6 @@ properties:
extcomin-frequency:
type: int
required: false
description: EXTCOMIN pin toggle frequency
The frequency with which the EXTCOMIN pin should be toggled. See
@ -27,7 +25,6 @@ properties:
disp-en-gpios:
type: phandle-array
required: false
description: DISPLAY pin
The DISPLAY pin controls if the LCD displays memory contents or

4
dts/bindings/display/sitronix,st7789v.yaml
View file

@ -11,7 +11,6 @@ include: [spi-device.yaml, display-controller.yaml]
properties:
reset-gpios:
type: phandle-array
required: false
description: |
RESET pin.
@ -21,7 +20,6 @@ properties:
cmd-data-gpios:
type: phandle-array
required: false
description: |
D/CX pin. If configured, 4-lines serial interface is used, otherwise
3-lines serial interface is used and a D/CX bit (9-bit) is added to
@ -53,12 +51,10 @@ properties:
vrhs:
type: int
required: false
description: VRH Setting
vdvs:
type: int
required: false
description: VDV Setting
mdac:

4
dts/bindings/display/solomon,ssd1306fb-common.yaml
View file

@ -26,17 +26,14 @@ properties:
segment-remap:
type: boolean
required: false
description: Last column address is mapped to first segment
com-invdir:
type: boolean
required: false
description: Scan direction is from last COM output to first COM output
com-sequential:
type: boolean
required: false
description: Sequential COM pin configuration
prechargep:
@ -46,7 +43,6 @@ properties:
reset-gpios:
type: phandle-array
required: false
description: RESET pin.
The RESET pin of SSD1306 is active low.

11
dts/bindings/display/solomon,ssd16xxfb.yaml
View file

@ -20,32 +20,26 @@ properties:
gdv:
type: uint8-array
required: false
description: Gate driving voltage values
sdv:
type: uint8-array
required: false
description: Source driving voltage values
vcom:
type: int
required: false
description: VCOM voltage
border-waveform:
type: int
required: false
description: Border waveform
softstart:
type: uint8-array
required: false
description: Booster soft start values
orientation-flipped:
type: boolean
required: false
description: Last column address is mapped to first segment
reset-gpios:
@ -77,7 +71,6 @@ properties:
lut-initial:
type: uint8-array
required: false
description: |
Initial LUT used when initializing the device and performing
clearing the screen using a full refresh operation. The
@ -86,11 +79,9 @@ properties:
lut-default:
type: uint8-array
required: false
tssv:
type: int
required: false
description: Temperature Sensor Selection Value
Display controller can have integrated temperature sensor or
@ -99,10 +90,8 @@ properties:
dummy-line:
type: int
required: false
description: Dummy line period override.
gate-line-width:
type: int
required: false
description: Gate line width override.

6
dts/bindings/display/st,stm32-ltdc.yaml
View file

@ -10,21 +10,18 @@ include: [display-controller.yaml, pinctrl-device.yaml]
properties:
disp-on-gpios:
type: phandle-array
required: false
description: |
Display on/off GPIO pin.
Configure the GPIO polarity (active high/active low) according to LCD datasheet.
bl-ctrl-gpios:
type: phandle-array
required: false
description: |
Backlight on/off GPIO pin.
Configure the GPIO polarity (active high/active low) according to LCD datasheet.
ext-sdram:
type: phandle
required: false
description: |
External SDRAM in which frame buffer will be stored.
If not defined, internal RAM will be used.
@ -102,15 +99,12 @@ properties:
def-back-color-red:
type: int
required: false
description: Default display background color - red
def-back-color-green:
type: int
required: false
description: Default display background color - green
def-back-color-blue:
type: int
required: false
description: Default display background color - blue

12
dts/bindings/display/ultrachip,uc81xx-common.yaml
View file

@ -36,7 +36,6 @@ properties:
softstart:
type: uint8-array
required: false
description: Booster Soft Start (BTST) values
child-binding:
@ -63,57 +62,46 @@ child-binding:
properties:
pwr:
type: uint8-array
required: false
description: Power Setting (PWR) values
cdi:
type: int
required: false
description: |
VCOM and data interval value. This value is optional but must
be provided to enable border refresh control.
tcon:
type: int
required: false
description: TCON setting value
pll:
type: int
required: false
description: PLL / frame rate control
vdcs:
type: int
required: false
description: VCOM DC settings
lutc:
type: uint8-array
required: false
description: VCOM LUT
lutww:
type: uint8-array
required: false
description: White-to-white LUT
lutkw:
type: uint8-array
required: false
description: Black-to-white LUT
lutwk:
type: uint8-array
required: false
description: White-to-black LUT
lutkk:
type: uint8-array
required: false
description: White-to-black LUT
lutbd:
type: uint8-array
required: false
description: Border LUT

1
dts/bindings/dma/brcm,iproc-pax-dma-v1.yaml
View file

@ -29,7 +29,6 @@ properties:
interrupts:
type: array
description: Ring manager line interrupt number
required: false
pcie-ep:
type: phandle
description: Pcie endpoint handle

1
dts/bindings/dma/brcm,iproc-pax-dma-v2.yaml
View file

@ -29,7 +29,6 @@ properties:
interrupts:
type: array
description: Ring manager line interrupt number
required: false
pcie-ep:
type: phandle
description: Pcie endpoint handle

4
dts/bindings/dma/dma-controller.yaml
View file

@ -15,7 +15,6 @@ properties:
dma-channel-mask:
type: int
required: false
description: |
Bitmask of available DMA channels in ascending order that are
not reserved by firmware and are available to the
@ -23,15 +22,12 @@ properties:
dma-channels:
type: int
required: false
description: Number of DMA channels supported by the controller
dma-requests:
type: int
required: false
description: Number of DMA request signals supported by the controller.
dma-buf-alignment:
type: int
required: false
description: Memory alignment requirement for DMA buffers used by the controller.

1
dts/bindings/dma/dmamux-controller.yaml
View file

@ -20,7 +20,6 @@ properties:
dma-generators:
type: int
required: false
description: Number of DMAMUX Request generator supported by the controller
dma-requests:

2
dts/bindings/dma/st,stm32-dma.yaml
View file

@ -24,12 +24,10 @@ properties:
st,mem2mem:
type: boolean
required: false
description: If the DMA controller V1 supports memory to memory transfer
dma-offset:
type: int
required: false
description: |
offset in the table of channels when mapping to a DMAMUX
for 1st dma instance, offset is 0,

2
dts/bindings/dsa/microchip,ksz8794.yaml
View file

@ -10,7 +10,6 @@ include: [microchip_dsa.yaml]
properties:
workaround:
type: int
required: false
description: |
Define the applied workaround for the switch used for
short connections. Use bitmask to select the workaround or more
@ -19,7 +18,6 @@ properties:
0x04: 2) CAT-5E/6 Short Cable with a Link Issue for the KSZ8795 Family
mii-lowspeed-drivestrength:
type: int
required: false
description: |
Define the Low-Speed Interface Drive Strength for MII and RMMI
Supported values 2,4,8,12,16,20,24,28mA

6
dts/bindings/dsa/microchip_dsa.yaml
View file

@ -8,27 +8,22 @@ include: [spi-device.yaml]
properties:
dsa-master-port:
type: phandle
required: false
description: Phandle to master port.
dsa-slave-ports:
type: int
required: false
description: Number of slave ports on the switch
spi-cpha:
type: boolean
required: false
description: |
Set to indicate phase starts with asserted half-phase (CPHA=1).
For this driver using this property requires also using cpol.
spi-cpol:
type: boolean
required: false
description: |
Set to indicate clock leading edge is falling (CPOL=1).
For this driver using this property requires also using cpha.
reset-gpios:
type: phandle-array
required: false
description: |
The pin is asserted for 10ms during boot to reset the KSZ8794.
@ -37,6 +32,5 @@ child-binding:
properties:
local-mac-address:
type: uint8-array
required: false
description: |
Specifies the MAC address that was assigned to the port

4
dts/bindings/edac/intel,ibecc.yaml
View file

@ -6,7 +6,3 @@ description: EDAC In-Band Error Correcting Code (IBECC)
compatible: "intel,ibecc"
include: base.yaml
properties:
reg:
required: false

12
dts/bindings/espi/microchip,xec-espi-host-dev.yaml
View file

@ -13,12 +13,6 @@ properties:
reg:
required: true
interrupts:
required: false
interrupt-names:
required: false
ldn:
type: int
required: true
@ -26,18 +20,15 @@ properties:
girqs:
type: array
required: false
description: array of GIRQ and bit positions
pcrs:
type: array
required: false
description: PCR sleep register index and bit position
# optional properties application to different host facing devices
host-io:
type: int
required: false
description: |
Logical device Host I/O (x86) base. Refer to SoC documentation for the
number of I/O decoders implemented by a device (1 or 2) and the fixed
@ -45,7 +36,6 @@ properties:
host-io-addr-mask:
type: int
required: false
description: |
Host I/O address mask. This value is fixed for all HW and is only
used by Port80 BIOS debug alias device to specify the byte lane the
@ -53,7 +43,6 @@ properties:
host-mem:
type: int
required: false
description: |
Logical device Host memory (x86) base address. Refer to SoC
documentation for which logical devices implement a memory decoder
@ -61,7 +50,6 @@ properties:
emi-mems:
type: array
required: false
description: |
Each EMI host device supports Host access to two SoC data memory
regions. Each region requires three configuration parameters:

5
dts/bindings/espi/microchip,xec-espi-saf-v2.yaml
View file

@ -26,27 +26,22 @@ properties:
poll-timeout:
type: int
description: poll flash busy timeout in 32KHz periods
required: false
poll-interval:
type: int
description: interval between flash busy poll in 20 ns units
required: false
consec-rd-timeout:
type: int
description: timeout after last read to resume supended operations in 20 ns units
required: false
sus-chk-delay:
type: int
description: hold off poll after suspend in 20 ns units
required: false
sus-rsm-interval:
type: int
description: force suspended erase or program to resume in 32KHz periods
required: false
"#girq-cells":
type: int

6
dts/bindings/espi/microchip,xec-espi-saf.yaml
View file

@ -16,29 +16,23 @@ properties:
io_girq:
type: int
description: soc group irq index for eSPI I/O
required: false
poll_timeout:
type: int
description: poll flash busy timeout in 32KHz periods
required: false
poll_interval:
type: int
description: interval between flash busy poll in 20 ns units
required: false
consec_rd_timeout:
type: int
description: timeout after last read to resume supended operations in 20 ns units
required: false
sus_chk_delay:
type: int
description: hold off poll after suspend in 20 ns units
required: false
sus_rsm_interval:
type: int
description: force suspended erase or program to resume in 32KHz periods
required: false

1
dts/bindings/espi/microchip,xec-espi-vw-routing.yaml
View file

@ -17,7 +17,6 @@ child-binding:
vw-girq:
type: array
required: false
description: |
Routing of MSVW source to aggregated GIRQs

1
dts/bindings/ethernet/ethernet,fixed-link.yaml
View file

@ -14,5 +14,4 @@ child-binding:
- 10
full-duplex:
type: boolean
required: false
description: The fixed link operates in full duplex mode

2
dts/bindings/ethernet/ethernet-phy.yaml
View file

@ -20,11 +20,9 @@ properties:
description: MDIO driver node
no-reset:
type: boolean
required: false
description: Do not reset the PHY during initialization
fixed-link:
type: string
required: false
description: This link is fixed and does not require PHY configuration
enum:
- "10BASE-T Half-Duplex"

2
dts/bindings/ethernet/ethernet.yaml
View file

@ -8,11 +8,9 @@ include: base.yaml
properties:
local-mac-address:
type: uint8-array
required: false
description: Specifies the MAC address that was assigned to the network device
zephyr,random-mac-address:
type: boolean
required: false
description: |
Use a random MAC address generated when the driver is initialized.
Note that using this choice and rebooting a board may leave stale

2
dts/bindings/ethernet/nxp,kinetis-ethernet.yaml
View file

@ -18,10 +18,8 @@ properties:
required: true
reset-gpios:
type: phandle-array
required: false
description: GPIO to reset PHY. Reset signal is assumed active low.
int-gpios:
type: phandle-array
required: false
description:
interrupt GPIO for PHY. Will be pulled high before reset is asserted.

1
dts/bindings/ethernet/wiznet,w5500.yaml
View file

@ -18,7 +18,6 @@ properties:
as active low.
reset-gpios:
type: phandle-array
required: false
description: Reset pin.
The reset pin of W5500 is active low.

29
dts/bindings/ethernet/xlnx,gem.yaml
View file

@ -41,7 +41,6 @@ properties:
init-mdio-phy:
type: boolean
required: false
description: |
Activates the management of a PHY associated with the controller in-
stance. If this parameter is activated at the board level, the de-
@ -83,7 +82,6 @@ properties:
advertise-lower-link-speeds:
type: boolean
required: false
description: |
Indicates to a driver instance which manages an associated PHY on
the MDIO bus to include link speeds lower than the nominal value
@ -92,7 +90,6 @@ properties:
handle-rx-in-isr:
type: boolean
required: false
description: |
Moves the handling of the frame received interrupt including the
transfer of packet data from the DMA to network packet buffers and
@ -104,7 +101,6 @@ properties:
handle-tx-in-workq:
type: boolean
required: false
description: |
Moves the handling of the frame transmission done interrupt into the
context of the system work queue. By default, TX done handling is per-
@ -153,7 +149,6 @@ properties:
hw-tx-buffer-size-full:
type: boolean
required: false
description: |
When set, the hardware TX data buffer will make use of the full 4 kB
that are available. If unset, the hardware TX data buffer will be
@ -189,7 +184,6 @@ properties:
ignore-ipg-rxer:
type: boolean
required: false
description: |
Optional feature flag - Ignore IPG rx_er. When set, rx_er has no
effect on the GEM's operation when rx_dv is low. Set this when using
@ -197,14 +191,12 @@ properties:
disable-reject-nsp:
type: boolean
required: false
description: |
Optional feature flag - Receive bad preamble. When set, frames with
non-standard preamble will not be rejected.
ipg-stretch:
type: boolean
required: false
description: |
Optional feature flag - Enable IPG stretch. When set, the transmit
IPG can be increased above 96 bit times depending on the previous
@ -212,7 +204,6 @@ properties:
sgmii-mode:
type: boolean
required: false
description: |
Optional feature flag - Enable SGMII mode. Changes the behaviour of
the auto-negotiation advertisement and link partner ability registers
@ -221,7 +212,6 @@ properties:
disable-reject-fcs-crc-errors:
type: boolean
required: false
description: |
Optional feature flag - Disable rejection of FCS/CRC errors.
When set, frames with FCS/CRC errors will not be rejected. FCS error
@ -231,14 +221,12 @@ properties:
rx-halfdup-while-tx:
type: boolean
required: false
description: |
Optional feature flag - Enable frames to be received in half-duplex
mode while transmitting.
rx-checksum-offload:
type: boolean
required: false
description: |
Optional feature flag - Enable RX IP/TCP/UDP checksum offload to
hardware. Frames with bad IP, TCP or UDP checksums will be discarded.
@ -246,7 +234,6 @@ properties:
tx-checksum-offload:
type: boolean
required: false
description: |
Optional feature flag - Enable TX IP/TCP/UDP checksum offload to
hardware. This option is NOT supported by the QEMU implementation
@ -254,7 +241,6 @@ properties:
disable-pause-copy:
type: boolean
required: false
description: |
Optional feature flag - Do not copy received pause frames to memory.
Set this option in order to prevent valid pause frames from being
@ -267,7 +253,6 @@ properties:
discard-rx-fcs:
type: boolean
required: false
description: |
Optional feature flag - Remove FCS of received frames.
When set, received frames will be written to memory without their
@ -276,7 +261,6 @@ properties:
discard-rx-length-errors:
type: boolean
required: false
description: |
Optional feature flag - Discard frames with length field errors.
When set, frames with a measured length shorter than the extracted
@ -286,7 +270,6 @@ properties:
pause-frame:
type: boolean
required: false
description: |
Optional feature flag - Enable pause. When set, transmission will
pause if a non zero 802.3 classic pause frame is received and PFC
@ -294,28 +277,24 @@ properties:
tbi:
type: boolean
required: false
description: |
Optional feature flag - Enable TBI. When set, the TBI interface is en-
bled instead of the GMII/MII interface.
ext-address-match:
type: boolean
required: false
description: |
Optional feature flag - Enable external address match. When set, the
external address match interface can be used to copy frames to memory.
long-frame-rx-support:
type: boolean
required: false
description: |
Optional feature flag - Enable reception of 1536 byte frames.
Normally, the GEM rejects any frame above 1518 bytes.
unicast-hash:
type: boolean
required: false
description: |
Optional feature flag - Enable unicast hash. When set, unicast frames
will be accepted when the 6 bit hash function of the destination
@ -323,7 +302,6 @@ properties:
multicast-hash:
type: boolean
required: false
description: |
Optional feature flag - Enable multicast hash. When set, mutlicast
frames will be accepted when the 6 bit hash function of the desti-
@ -331,47 +309,40 @@ properties:
reject-broadcast:
type: boolean
required: false
description: |
Optional feature flag - Reject broadcast frames. When set, frames
addressed to the all-ones broadcast address will be rejected.
promiscuous-mode:
type: boolean
required: false
description: |
Optional feature flag - Enable promiscuous mode. When set, all valid
frames will be accepted.
discard-non-vlan:
type: boolean
required: false
description: Optional feature flag - Discard non-VLAN frames. When set,
only VLAN tagged frames will be passed to the address matching logic.
full-duplex:
type: boolean
required: false
description: |
Optional feature flag - Enables full duplex reception and transmission.
discard-rx-frame-ahb-unavail:
type: boolean
required: false
description: |
Optional feature flag - Discard received packets when no AHB resource
is available.
ahb-packet-endian-swap:
type: boolean
required: false
description: |
Optional feature flag - Enable AHB packet data endianness swap to big
endian. If this flag is not set, data will be little endian.
ahb-md-endian-swap:
type: boolean
required: false
description: |
Optional feature flag - Enable AHB management descriptor data endian-
ness swap to big endian. If this flag is not set, data will be little

3
dts/bindings/flash_controller/nordic,nrf-qspi.yaml
View file

@ -40,7 +40,6 @@ properties:
sck-pin:
type: int
deprecated: true
required: false
description: |
IMPORTANT: This option will only be used if the new pin control driver
is not enabled.
@ -58,7 +57,6 @@ properties:
sck-pin = <34>; /* 32 + 2 */
io-pins:
type: array
required: false
description: |
IMPORTANT: This option will only be used if the new pin control driver
is not enabled.
@ -76,7 +74,6 @@ properties:
sck-pin property's.
csn-pins:
type: array
required: false
description: |
IMPORTANT: This option will only be used if the new pin control driver
is not enabled.

3
dts/bindings/flash_controller/st,stm32-ospi-nor.yaml
View file

@ -34,7 +34,6 @@ properties:
description: Flash Memory size in bits
reset-gpios:
type: phandle-array
required: false
description: RESETn pin
spi-bus-width:
type: int
@ -66,7 +65,6 @@ properties:
- 2
writeoc:
type: string
required: false
enum:
- "PP" # Page program, PP (0x02) up to 256 bytes
- "PP_1_1_2" # Dual page program, PP 1-1-2 (0xA2)
@ -90,7 +88,6 @@ properties:
* OSPI_QUAD_MODE -> PP 1-4-4 (0x38)
four-byte-opcodes:
type: boolean
required: false
description: |
Some NOR-Flash ICs use different opcodes when operating in
4 byte addressing mode.

6
dts/bindings/flash_controller/st,stm32-qspi-nor.yaml
View file

@ -35,29 +35,23 @@ properties:
description: Flash Memory size in bits
reset-gpios:
type: phandle-array
required: false
description: RESETn pin
reset-gpios-duration:
type: int
required: false
description: The duration (in ms) for the flash memory reset pulse
reset-cmd:
type: boolean
required: false
description: Send reset command on initialization
reset-cmd-wait:
type: int
default: 10
required: false
description: The duration (in us) to wait after reset command
spi-bus-width:
type: int
required: false
description: The width of (Q)SPI bus to which flash memory is connected.
Now only value of 4 (when using SIO[0123]) is supported.
writeoc:
type: string
required: false
enum:
- "PP_1_1_4" # Quad data line SPI, PP 1-1-4 (0x32)
- "PP_1_4_4" # Quad data line SPI, PP 1-4-4 (0x38)

2
dts/bindings/flash_controller/st,stm32wb-flash-controller.yaml
View file

@ -8,9 +8,7 @@ properties:
single-bank:
type: boolean
description: dual-bank mode not enabled (page erase 4096k)
required: false
dual-bank:
type: boolean
description: dual-bank mode enabled (page erase 2048k)
required: false

1
dts/bindings/flash_controller/zephyr,sim-flash.yaml
View file

@ -10,4 +10,3 @@ properties:
erase-value:
type: int
description: Value of erased flash cell
required: false

3
dts/bindings/gpio/gpio-controller.yaml
View file

@ -14,7 +14,6 @@ properties:
description: Number of items to expect in a GPIO specifier
ngpios:
type: int
required: false
default: 32
description: |
This property indicates the number of in-use slots of available slots
@ -28,7 +27,6 @@ properties:
holes in the slot range, this value should be the max slot number-1.
gpio-reserved-ranges:
type: array
required: false
description: |
If not all the GPIOs at offsets 0...N-1 are usable for ngpios = <N>, then
this property contains an additional set of tuples which specify which GPIOs
@ -39,7 +37,6 @@ properties:
GPIO offsets 3, 4, and 10 are not usable, even if ngpios = <18>.
gpio-line-names:
type: string-array
required: false
description: |
This is an array of strings defining the names of the GPIO lines
going out of the GPIO controller

2
dts/bindings/gpio/gpio-nexus.yaml
View file

@ -10,11 +10,9 @@ properties:
gpio-map-mask:
type: compound
required: false
gpio-map-pass-thru:
type: compound
required: false
"#gpio-cells":
type: int

3
dts/bindings/gpio/microchip,mpfs-gpio.yaml
View file

@ -11,9 +11,6 @@ properties:
reg:
required: true
interrupts:
required: false
"#gpio-cells":
const: 2

3
dts/bindings/gpio/microchip,xec-gpio-v2.yaml
View file

@ -11,9 +11,6 @@ properties:
reg:
required: true
interrupts:
required: false
port-id:
type: int
required: true

3
dts/bindings/gpio/microchip,xec-gpio.yaml
View file

@ -11,9 +11,6 @@ properties:
reg:
required: true
interrupts:
required: false
port-id:
type: int
required: true

1
dts/bindings/gpio/nordic,nrf-gpio.yaml
View file

@ -15,7 +15,6 @@ properties:
const: 2
sense-edge-mask:
required: false
type: int
description: |
Mask of pins that use the GPIO sense mechanism for edge detection.

1
dts/bindings/gpio/nuvoton,nct38xx-gpio-port.yaml
View file

@ -23,7 +23,6 @@ properties:
pinmux_mask:
type: int
required: false
description: |
NCT38XX series port 0 has Pin Multiplexing functionality. However, not
every GPIOs have pinmux controller functionality. This property

1
dts/bindings/gpio/nuvoton,npcx-gpio.yaml
View file

@ -30,7 +30,6 @@ properties:
lvol-maps:
type: phandles
required: false
description: |
Mapping table between Low-Voltage controllers and 8 IOs belong to
this device. Please notice not all IOs support Low-Voltage detection.

5
dts/bindings/gpio/nxp,imx-gpio.yaml
View file

@ -11,17 +11,12 @@ properties:
reg:
required: true
interrupts:
required: false
rdc:
type: int
required: false
description: Set the RDC permission for this peripheral
pinmux:
type: phandles
required: false
description: |
IMX pin selection peripheral does not follow specific
pattern for which GPIO port uses which pinmux. Use this property to specify

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