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/Documentation/misc-devices/
Doxsemi-tornado.rst1 .. SPDX-License-Identifier: GPL-2.0
8 by a fixed 62.5MHz clock input derived from the 100MHz PCI Express clock.
11 frequency by dividing it by the clock prescaler, which can be set to any
12 value from 1 to 63.875 in increments of 0.125, and then the usual 16-bit
19 By default the oversampling rate is set to 16 and the clock prescaler is
21 for the usual 16-bit divisor is 115313.653, which is close enough to the
24 is unaware of the extra clock controls available.
26 The oversampling rate is programmed with the TCR register and the clock
38 obtained, with either exact or highly-accurate actual bit rates for
39 standard and many non-standard rates.
[all …]
/Documentation/devicetree/bindings/clock/
Damlogic,c3-peripherals-clkc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright (C) 2022-2023 Amlogic, Inc. All rights reserved
4 ---
5 $id: http://devicetree.org/schemas/clock/amlogic,c3-peripherals-clkc.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Amlogic C3 series Peripheral Clock Controller
11 - Neil Armstrong <neil.armstrong@linaro.org>
12 - Jerome Brunet <jbrunet@baylibre.com>
13 - Xianwei Zhao <xianwei.zhao@amlogic.com>
14 - Chuan Liu <chuan.liu@amlogic.com>
[all …]
Dfixed-factor-clock.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/clock/fixed-factor-clock.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Simple fixed factor rate clock sources
10 - Michael Turquette <mturquette@baylibre.com>
11 - Stephen Boyd <sboyd@kernel.org>
16 - description:
17 If the frequency is fixed, the preferred name is 'clock-<freq>' with
19 pattern: "^clock-([0-9]+|[0-9a-z-]+)$"
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Dqcom,dispcc-sc8280xp.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,dispcc-sc8280xp.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Display Clock & Reset Controller on SC8280XP
10 - Bjorn Andersson <bjorn.andersson@linaro.org>
13 Qualcomm display clock control module which supports the clocks, resets and
17 include/dt-bindings/clock/qcom,dispcc-sc8280xp.h
22 - qcom,sc8280xp-dispcc0
23 - qcom,sc8280xp-dispcc1
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Dqcom,sm8450-dispcc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,sm8450-dispcc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Display Clock & Reset Controller for SM8450
10 - Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
13 Qualcomm display clock control module provides the clocks, resets and power
16 See also:: include/dt-bindings/clock/qcom,sm8450-dispcc.h
21 - qcom,sm8450-dispcc
26 - description: Board XO source
[all …]
Dqcom,dispcc-sm8x50.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,dispcc-sm8x50.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Display Clock & Reset Controller on SM8150/SM8250/SM8350
10 - Jonathan Marek <jonathan@marek.ca>
13 Qualcomm display clock control module provides the clocks, resets and power
17 include/dt-bindings/clock/qcom,dispcc-sm8150.h
18 include/dt-bindings/clock/qcom,dispcc-sm8250.h
19 include/dt-bindings/clock/qcom,dispcc-sm8350.h
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Dqcom,sm8550-dispcc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,sm8550-dispcc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Display Clock & Reset Controller for SM8550
10 - Bjorn Andersson <andersson@kernel.org>
11 - Neil Armstrong <neil.armstrong@linaro.org>
14 Qualcomm display clock control module provides the clocks, resets and power
18 - include/dt-bindings/clock/qcom,sm8550-dispcc.h
19 - include/dt-bindings/clock/qcom,sm8650-dispcc.h
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Daltr_socfpga.txt1 Device Tree Clock bindings for Altera's SoCFPGA platform
3 This binding uses the common clock binding[1].
5 [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
8 - compatible : shall be one of the following:
9 "altr,socfpga-pll-clock" - for a PLL clock
10 "altr,socfpga-perip-clock" - The peripheral clock divided from the
11 PLL clock.
12 "altr,socfpga-gate-clk" - Clocks that directly feed peripherals and
15 - reg : shall be the control register offset from CLOCK_MANAGER's base for the clock.
16 - clocks : shall be the input parent clock phandle for the clock. This is
[all …]
Dqcom,sc7280-dispcc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,sc7280-dispcc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Display Clock & Reset Controller on SC7280
10 - Taniya Das <quic_tdas@quicinc.com>
13 Qualcomm display clock control module provides the clocks, resets and power
16 See also:: include/dt-bindings/clock/qcom,dispcc-sc7280.h
20 const: qcom,sc7280-dispcc
24 - description: Board XO source
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Dqcom,sdm845-dispcc.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,sdm845-dispcc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Display Clock & Reset Controller on SDM845
10 - Taniya Das <quic_tdas@quicinc.com>
13 Qualcomm display clock control module provides the clocks, resets and power
16 See also:: include/dt-bindings/clock/qcom,dispcc-sdm845.h
20 const: qcom,sdm845-dispcc
27 - description: Board XO source
[all …]
Dqcom,dispcc-sm6125.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,dispcc-sm6125.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Display Clock Controller on SM6125
10 - Martin Botka <martin.botka@somainline.org>
13 Qualcomm display clock control module provides the clocks and power domains
16 See also:: include/dt-bindings/clock/qcom,dispcc-sm6125.h
21 - qcom,sm6125-dispcc
25 - description: Board XO source
[all …]
Dxgene.txt1 Device Tree Clock bindings for APM X-Gene
3 This binding uses the common clock binding[1].
5 [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
8 - compatible : shall be one of the following:
9 "apm,xgene-socpll-clock" - for a X-Gene SoC PLL clock
10 "apm,xgene-pcppll-clock" - for a X-Gene PCP PLL clock
11 "apm,xgene-pmd-clock" - for a X-Gene PMD clock
12 "apm,xgene-device-clock" - for a X-Gene device clock
13 "apm,xgene-socpll-v2-clock" - for a X-Gene SoC PLL v2 clock
14 "apm,xgene-pcppll-v2-clock" - for a X-Gene PCP PLL v2 clock
[all …]
Dqcom,sm6115-dispcc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,sm6115-dispcc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Display Clock Controller for SM6115
10 - Bjorn Andersson <andersson@kernel.org>
13 Qualcomm display clock control module provides the clocks and power domains
16 See also:: include/dt-bindings/clock/qcom,sm6115-dispcc.h
21 - qcom,sm6115-dispcc
25 - description: Board XO source
[all …]
/Documentation/devicetree/bindings/clock/ti/
Dfixed-factor-clock.txt1 Binding for TI fixed factor rate clock sources.
3 This binding uses the common clock binding[1], and also uses the autoidle
4 support from TI autoidle clock [2].
6 [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
7 [2] Documentation/devicetree/bindings/clock/ti/autoidle.txt
10 - compatible : shall be "ti,fixed-factor-clock".
11 - #clock-cells : from common clock binding; shall be set to 0.
12 - ti,clock-div: fixed divider.
13 - ti,clock-mult: fixed multiplier.
14 - clocks: parent clock.
[all …]
Ddivider.txt1 Binding for TI divider clock
3 This binding uses the common clock binding[1]. It assumes a
4 register-mapped adjustable clock rate divider that does not gate and has
5 only one input clock or parent. By default the value programmed into
15 ti,index-starts-at-one - valid divisor values start at 1, not the default
22 ti,index-power-of-two - valid divisor values are powers of two. E.g:
39 Any zero value in this array means the corresponding bit-value is invalid
50 [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
51 [2] Documentation/devicetree/bindings/clock/ti/autoidle.txt
54 - compatible : shall be "ti,divider-clock" or "ti,composite-divider-clock".
[all …]
Dautoidle.txt1 Binding for Texas Instruments autoidle clock.
3 This binding uses the common clock binding[1]. It assumes a register mapped
4 clock which can be put to idle automatically by hardware based on the usage
5 and a configuration bit setting. Autoidle clock is never an individual
6 clock, it is always a derivative of some basic clock like a gate, divider,
7 or fixed-factor.
9 [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
12 - reg : offset for the register controlling the autoidle
13 - ti,autoidle-shift : bit shift of the autoidle enable bit
14 - ti,invert-autoidle-bit : autoidle is enabled by setting the bit to 0
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/Documentation/devicetree/bindings/i2c/
Dnvidia,tegra20-i2c.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/i2c/nvidia,tegra20-i2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 - Thierry Reding <thierry.reding@gmail.com>
9 - Jon Hunter <jonathanh@nvidia.com>
16 - description: Tegra20 has 4 generic I2C controller. This can support
17 master and slave mode of I2C communication. The i2c-tegra driver
19 controller is only compatible with "nvidia,tegra20-i2c".
20 const: nvidia,tegra20-i2c
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Di2c-mt65xx.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/i2c/i2c-mt65xx.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
14 - $ref: /schemas/i2c/i2c-controller.yaml#
17 - Qii Wang <qii.wang@mediatek.com>
22 - const: mediatek,mt2712-i2c
23 - const: mediatek,mt6577-i2c
24 - const: mediatek,mt6589-i2c
25 - const: mediatek,mt7622-i2c
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/Documentation/devicetree/bindings/display/
Dsolomon,ssd1307fb.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Maxime Ripard <mripard@kernel.org>
11 - Javier Martinez Canillas <javierm@redhat.com>
17 - enum:
18 - solomon,ssd1305fb-i2c
19 - solomon,ssd1306fb-i2c
20 - solomon,ssd1307fb-i2c
21 - solomon,ssd1309fb-i2c
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/Documentation/devicetree/bindings/soc/tegra/
Dnvidia,nvec.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
26 - description: divider clock
27 - description: fast clock
29 clock-names:
32 - const: div-clk
33 - const: fast-clk
[all …]
/Documentation/devicetree/bindings/mmc/
Dsamsung,exynos-dw-mshc.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mmc/samsung,exynos-dw-mshc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 - Jaehoon Chung <jh80.chung@samsung.com>
13 - Krzysztof Kozlowski <krzk@kernel.org>
18 - enum:
19 - axis,artpec8-dw-mshc
20 - samsung,exynos4210-dw-mshc
21 - samsung,exynos4412-dw-mshc
[all …]
/Documentation/devicetree/bindings/mfd/
Dallwinner,sun8i-a23-prcm.yaml1 # SPDX-License-Identifier: GPL-2.0+
3 ---
4 $id: http://devicetree.org/schemas/mfd/allwinner,sun8i-a23-prcm.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
17 const: allwinner,sun8i-a23-prcm
30 - fixed-factor-clock
31 - allwinner,sun8i-a23-apb0-clk
32 - allwinner,sun8i-a23-apb0-gates-clk
[all …]
/Documentation/devicetree/bindings/nios2/
Dnios2.txt11 - compatible: Compatible property value should be "altr,nios2-1.0".
12 - reg: Contains CPU index.
13 - interrupt-controller: Specifies that the node is an interrupt controller
14 - #interrupt-cells: Specifies the number of cells needed to encode an
16 - clock-frequency: Contains the clock frequency for CPU, in Hz.
17 - dcache-line-size: Contains data cache line size.
18 - icache-line-size: Contains instruction line size.
19 - dcache-size: Contains data cache size.
20 - icache-size: Contains instruction cache size.
21 - altr,pid-num-bits: Specifies the number of bits to use to represent the process
[all …]
/Documentation/devicetree/bindings/phy/
Dti,phy-j721e-wiz.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
4 ---
5 $id: http://devicetree.org/schemas/phy/ti,phy-j721e-wiz.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Kishon Vijay Abraham I <kishon@ti.com>
16 - ti,j721e-wiz-16g
17 - ti,j721e-wiz-10g
18 - ti,j721s2-wiz-10g
19 - ti,am64-wiz-10g
[all …]
Dti-phy.txt6 - compatible: Should be one of
7 "ti,control-phy-otghs" - if it has otghs_control mailbox register as on OMAP4.
8 "ti,control-phy-usb2" - if it has Power down bit in control_dev_conf register
10 "ti,control-phy-pipe3" - if it has DPLL and individual Rx & Tx power control
12 "ti,control-phy-pcie" - for pcie to support external clock for pcie and to
15 "ti,control-phy-usb2-dra7" - if it has power down register like USB2 PHY on
17 "ti,control-phy-usb2-am437" - if it has power down register like USB2 PHY on
19 - reg : register ranges as listed in the reg-names property
20 - reg-names: "otghs_control" for control-phy-otghs
21 "power", "pcie_pcs" and "control_sma" for control-phy-pcie
[all …]

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