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/Linux-v5.4/Documentation/media/uapi/v4l/
Ddev-sdr.rst13 Software Defined Radio Interface (SDR)
16 SDR is an abbreviation of Software Defined Radio, the radio device which
20 SDR devices are accessed through character device special files named
28 Devices supporting the SDR receiver interface set the
34 element for the SDR receiver.
36 Devices supporting the SDR transmitter interface set the
42 element for the SDR transmitter.
51 SDR devices can support :ref:`controls <control>`, and must support
56 The ``V4L2_TUNER_SDR`` tuner type is used for setting SDR device ADC/DAC
59 follow the SDR tuner index. Normally the SDR tuner is #0 and the RF
[all …]
Dsdr-formats.rst13 SDR Formats
16 These formats are used for :ref:`SDR <sdr>` interface only.
Dpixfmt-sdr-ru12le.rst10 .. _V4L2-SDR-FMT-RU12LE:
Dpixfmt-sdr-cu16le.rst10 .. _V4L2-SDR-FMT-CU16LE:
Dpixfmt-sdr-cs14le.rst10 .. _V4L2-SDR-FMT-CS14LE:
Dvidioc-g-modulator.rst62 :ref:`SDR <sdr>` specific modulator types are ``V4L2_TUNER_SDR`` and
63 ``V4L2_TUNER_RF``. For SDR devices ``txsubchans`` field must be
64 initialized to zero. The term 'modulator' means SDR transmitter in this
Dvidioc-g-tuner.rst62 :ref:`SDR <sdr>` specific tuner types are ``V4L2_TUNER_SDR`` and
63 ``V4L2_TUNER_RF``. For SDR devices ``audmode`` field must be initialized
64 to zero. The term 'tuner' means SDR receiver in this context.
212 Software Digital Radio (SDR)
215 - Tuner controls the RF part of a Software Digital Radio (SDR)
Dpixfmt-sdr-pcu16be.rst10 .. _V4L2-SDR-FMT-PCU16BE:
Dpixfmt-sdr-pcu18be.rst10 .. _V4L2-SDR-FMT-PCU18BE:
Dpixfmt-sdr-pcu20be.rst10 .. _V4L2-SDR-FMT-PCU20BE:
Dv4l2.rst85 - SDR API.
128 Software Defined Radio (SDR) Interface.
158 Standards" and "Digital Video (DV) Timings". Added SDR API.
Dvidioc-querycap.rst240 - The device supports the :ref:`SDR Capture <sdr>` interface.
247 - The device supports the :ref:`SDR Output <sdr>` interface.
/Linux-v5.4/arch/arm/mach-omap2/
Dsleep24xx.S55 mcr p15, 0, r3, c7, c10, 4 @ memory barrier, hope SDR/DDR finished
75 movs r0, r0 @ see if DDR or SDR
Dsram243x.S138 mcr p15, 0, r3, c7, c10, 4 @ memory barrier, finish ARM SDR/DDR
172 cmp r2, #0x1 @ (SDR or DDR) do we need to adjust DLL
173 bne freq_out @ leave if SDR, no DLL function
Dsram242x.S138 mcr p15, 0, r3, c7, c10, 4 @ memory barrier, finish ARM SDR/DDR
172 cmp r2, #0x1 @ (SDR or DDR) do we need to adjust DLL
173 bne freq_out @ leave if SDR, no DLL function
/Linux-v5.4/drivers/media/usb/hackrf/
DKconfig7 This is a video4linux2 driver for HackRF SDR device.
/Linux-v5.4/drivers/media/usb/airspy/
DKconfig7 This is a video4linux2 driver for AirSpy SDR device.
/Linux-v5.4/Documentation/devicetree/bindings/input/
De3x0-button.txt3 This module is part of the NI Ettus Research USRP E3x0 SDR.
/Linux-v5.4/drivers/i2c/busses/
Di2c-rcar.c67 #define SDR (1 << 1) /* slave data received */ macro
580 rcar_i2c_write(priv, ICSIER, SDR | SSR | SAR); in rcar_i2c_slave_irq()
594 if (ssr_filtered & SDR) { in rcar_i2c_slave_irq()
601 rcar_i2c_write(priv, ICSSR, ~SDR & 0xff); in rcar_i2c_slave_irq()
/Linux-v5.4/Documentation/media/
Dintro.rst9 TV receiver cards, AM/FM receiver cards, Software Defined Radio (SDR),
/Linux-v5.4/Documentation/devicetree/bindings/mmc/
Dmarvell,xenon-sdhci.txt82 Only available when bus frequency lower than 55MHz in SDR mode.
84 always occur with PHY enabled in eMMC HS SDR, SD SDR12, SD SDR25,
Dexynos-dw-mshc.txt48 Valid values for SDR and DDR CIU clock timing for Exynos5250:
/Linux-v5.4/Documentation/devicetree/bindings/memory-controllers/
Dti-aemif.txt7 per chip select. Synchronous memories such as DDR1 SD RAM, SDR SDRAM
8 and Mobile SDR are not supported.
Datmel,ebi.txt4 asynchronous (NAND, NOR, SRAM, ....) and synchronous memories (SDR/DDR SDRAMs).
/Linux-v5.4/Documentation/driver-api/i3c/
Dprotocol.rst144 I3C Private SDR transfers
147 Private SDR (Single Data Rate) transfers should be used for anything that is

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