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/Linux-v6.1/sound/soc/rockchip/
Drockchip_pdm.c3 * Rockchip PDM ALSA SoC Digital Audio Interface(DAI) driver
78 static unsigned int get_pdm_clk(struct rk_pdm_dev *pdm, unsigned int sr, in get_pdm_clk() argument
94 rate = clk_round_rate(pdm->clk, clkref[i].clk); in get_pdm_clk()
104 clk = clk_round_rate(pdm->clk, PDM_SIGNOFF_CLK_RATE); in get_pdm_clk()
180 static void rockchip_pdm_rxctrl(struct rk_pdm_dev *pdm, int on) in rockchip_pdm_rxctrl() argument
183 regmap_update_bits(pdm->regmap, PDM_DMA_CTRL, in rockchip_pdm_rxctrl()
185 regmap_update_bits(pdm->regmap, PDM_SYSCONFIG, in rockchip_pdm_rxctrl()
188 regmap_update_bits(pdm->regmap, PDM_DMA_CTRL, in rockchip_pdm_rxctrl()
190 regmap_update_bits(pdm->regmap, PDM_SYSCONFIG, in rockchip_pdm_rxctrl()
200 struct rk_pdm_dev *pdm = to_info(dai); in rockchip_pdm_hw_params() local
[all …]
Drockchip_pdm.h3 * Rockchip PDM ALSA SoC Digital Audio Interface(DAI) driver
11 /* PDM REGS */
34 /* PDM CTRL0 */
49 /* PDM CTRL1 */
55 /* PDM CLK CTRL */
76 /* PDM HPF CTRL */
85 /* PDM DMA CTRL */
DKconfig31 tristate "Rockchip PDM Controller Driver"
36 Say Y or M if you want to add support for PDM driver for
37 Rockchip PDM Controller. The Controller supports up to maximum of
/Linux-v6.1/Documentation/devicetree/bindings/sound/
Drockchip,pdm.yaml4 $id: http://devicetree.org/schemas/sound/rockchip,pdm.yaml#
7 title: Rockchip PDM controller
11 a PDM interface controller and decoder that support PDM format.
12 It integrates a clock generator driving the PDM microphone
22 - rockchip,pdm
23 - rockchip,px30-pdm
24 - rockchip,rk1808-pdm
25 - rockchip,rk3308-pdm
26 - rockchip,rk3568-pdm
27 - rockchip,rv1126-pdm
[all …]
Damlogic,axg-pdm.txt1 * Amlogic Audio PDM input
4 - compatible: 'amlogic,axg-pdm' or
5 'amlogic,g12a-pdm' or
6 'amlogic,sm1-pdm'
12 * "dclk" : pdm digital clock
17 - resets: phandle to the dedicated reset line of the pdm input.
19 Example of PDM on the A113 SoC:
21 pdm: audio-controller@ff632000 {
22 compatible = "amlogic,axg-pdm";
Dtlv320adcx140.yaml15 PDM microphones recording), high-performance audio, analog-to-digital
65 ti,pdm-edge-select:
67 Defines the PDMCLK sampling edge configuration for the PDM inputs. This
96 4 - GPIX is configured as a PDM data input for channel 1 and channel
98 5 - GPIX is configured as a PDM data input for channel 3 and channel
100 6 - GPIX is configured as a PDM data input for channel 5 and channel
102 7 - GPIX is configured as a PDM data input for channel 7 and channel
133 4 - GPOX is configured as a PDM clock output (PDMCLK)
156 4 - GPIO1 is configured as a PDM clock output (PDMCLK)
162 12 - GPIO1 is configured as a PDM data input for channel 1 and channel 2
[all …]
Dadi,adau7118.yaml8 title: Analog Devices ADAU7118 8 Channel PDM to I2S/TDM Converter
14 Analog Devices ADAU7118 8 Channel PDM to I2S/TDM Converter over I2C or HW
37 This property set's the decimation ratio of PDM to PCM audio data.
42 adi,pdm-clk-map:
44 The ADAU7118 has two PDM clocks for the four Inputs. Each input must be
74 adi,pdm-clk-map = <1 1 0 0>;
Dcirrus,madera.yaml95 cirrus,pdm-fmt:
97 PDM speaker data format, must contain 2 cells (OUT5 and
105 cirrus,pdm-mute:
107 PDM mute format, must contain 2 cells (OUT5 and OUT6). See the
Dnvidia,tegra210-dmic.yaml11 Density Modulation (PDM) input devices. It converts PDM signals to
12 Pulse Coded Modulation (PCM) signals. DMIC can be viewed as a PDM
Dadi,adau7002.txt1 Analog Devices ADAU7002 Stereo PDM-to-I2S/TDM Converter
16 adau7002: pdm-to-i2s {
/Linux-v6.1/include/sound/sof/
Ddai-intel.h114 /* This struct is defined per 2ch PDM controller available in the platform.
126 * 3. If PDM bit errors are seen in capture (poor quality) the skew parameter
133 uint16_t id; /**< PDM controller ID */
142 uint16_t skew; /**< Adjust PDM data sampling vs. clock (0..15) */
147 /* This struct contains the global settings for all 2ch PDM controllers. The
191 uint32_t num_pdm_active; /**< Number of active pdm controllers. */
201 /**< PDM controllers configuration */
202 struct sof_ipc_dai_dmic_pdm_ctrl pdm[SOF_DAI_INTEL_DMIC_NUM_CTRL]; member
/Linux-v6.1/arch/arm64/boot/dts/amlogic/
Dmeson-g12-common.dtsi612 pdm_din0_a_pins: pdm-din0-a {
615 function = "pdm";
620 pdm_din0_c_pins: pdm-din0-c {
623 function = "pdm";
628 pdm_din0_x_pins: pdm-din0-x {
631 function = "pdm";
636 pdm_din0_z_pins: pdm-din0-z {
639 function = "pdm";
644 pdm_din1_a_pins: pdm-din1-a {
647 function = "pdm";
[all …]
/Linux-v6.1/sound/soc/amd/renoir/
DMakefile4 snd-acp3x-pdm-dma-objs := acp3x-pdm-dma.o
7 obj-$(CONFIG_SND_SOC_AMD_RENOIR) += snd-acp3x-pdm-dma.o
/Linux-v6.1/sound/soc/amd/yc/
DMakefile4 snd-acp6x-pdm-dma-objs := acp6x-pdm-dma.o
8 obj-$(CONFIG_SND_SOC_AMD_ACP6x) += snd-acp6x-pdm-dma.o
/Linux-v6.1/sound/soc/amd/ps/
DMakefile4 snd-ps-pdm-dma-objs := ps-pdm-dma.o
8 obj-$(CONFIG_SND_SOC_AMD_PS) += snd-ps-pdm-dma.o
/Linux-v6.1/sound/soc/codecs/
Dadau7118.c3 // Analog Devices ADAU7118 8 channel PDM-to-I2S/TDM Converter driver
65 /* PDM Clocks */
523 ret = device_property_read_u32_array(st->dev, "adi,pdm-clk-map", in adau7118_parset_dt()
526 int pdm; in adau7118_parset_dt() local
529 for (pdm = 0; pdm < ARRAY_SIZE(clk_map); pdm++) in adau7118_parset_dt()
530 _clk_map |= (clk_map[pdm] << (pdm + 4)); in adau7118_parset_dt()
584 MODULE_DESCRIPTION("ADAU7118 8 channel PDM-to-I2S/TDM Converter driver");
Dmax98926.c104 SOC_DAPM_SINGLE("PDM Single Switch", MAX98926_SPK_AMP,
141 SND_SOC_DAPM_MUX("PDM CH1 Source",
145 SND_SOC_DAPM_MUX("PDM CH0 Source",
159 {"PDM CH1 Source", "Current", "DAI_OUT"},
160 {"PDM CH1 Source", "Voltage", "DAI_OUT"},
161 {"PDM CH0 Source", "Current", "DAI_OUT"},
162 {"PDM CH0 Source", "Voltage", "DAI_OUT"},
163 {"PCM Sel", "Analog", "PDM CH1 Source"},
164 {"PCM Sel", "Analog", "PDM CH0 Source"},
239 SOC_DOUBLE("PDM Channel One", MAX98926_DAI_CLK_DIV_N_LSBS,
[all …]
Dmax98504.c165 "PCM Monomix", "Analog In", "PDM Left", "PDM Right"
180 { "SPK Source", "PDM Left", "DAC PDM" },
181 { "SPK Source", "PDM Right", "DAC PDM" },
193 SND_SOC_DAPM_DAC("DAC PDM", NULL, MAX98504_PDM_RX_ENABLE, 0, 0),
Dadau7118-hw.c3 // Analog Devices ADAU7118 8 channel PDM-to-I2S/TDM Converter Standalone Hw
42 MODULE_DESCRIPTION("ADAU7118 8 channel PDM-to-I2S/TDM Converter driver for standalone hw mode");
/Linux-v6.1/drivers/pinctrl/qcom/
Dpinctrl-ipq8064.c496 FUNCTION(pdm),
543 PINGROUP(3, pcie1_rst, pcie1_prsnt, pdm, NA, NA, NA, NA, NA, NA, NA),
556 PINGROUP(16, audio_pcm, nss_spi, pdm, NA, NA, NA, NA, NA, NA, NA),
557 PINGROUP(17, audio_pcm, nss_spi, pdm, NA, NA, NA, NA, NA, NA, NA),
562 PINGROUP(22, gsbi2, pdm, NA, NA, NA, NA, NA, NA, NA, NA),
570 PINGROUP(30, mi2s, rgmii2, gsbi6, pdm, NA, NA, NA, NA, NA, NA),
571 PINGROUP(31, mi2s, rgmii2, pdm, NA, NA, NA, NA, NA, NA, NA),
574 PINGROUP(34, nand, pdm, NA, NA, NA, NA, NA, NA, NA, NA),
575 PINGROUP(35, nand, pdm, NA, NA, NA, NA, NA, NA, NA, NA),
592 PINGROUP(52, gsbi1, rgmii2, pdm, NA, NA, NA, NA, NA, NA, NA),
[all …]
/Linux-v6.1/sound/soc/amd/
DKconfig97 triggered for ACP PCI driver, ACP PDM DMA driver.
107 using dmic. ACP IP has PDM Decoder block with DMA controller.
137 triggered for ACP PCI driver, ACP PDM DMA driver.
147 using dmic. ACP IP has PDM Decoder block with DMA controller.
/Linux-v6.1/sound/soc/amd/acp/
DMakefile10 snd-acp-pdm-objs := acp-pdm.o
24 obj-$(CONFIG_SND_SOC_AMD_ACP_PDM) += snd-acp-pdm.o
/Linux-v6.1/include/dt-bindings/sound/
Dmicrochip,pdmc.h5 /* PDM microphone's pin placement */
9 /* PDM microphone clock edge sampling */
/Linux-v6.1/sound/soc/tegra/
DKconfig73 to interface with Pulse Density Modulation (PDM) input devices.
74 The DMIC controller implements a converter to convert PDM signals
76 PDM receiver.
114 oversampled 1-bit Pulse Density Modulation (PDM) output. From the
115 signal flow perspective DSPK can be viewed as a PDM transmitter
/Linux-v6.1/sound/soc/meson/
DMakefile21 snd-soc-meson-axg-pdm-objs := axg-pdm.o
40 obj-$(CONFIG_SND_MESON_AXG_PDM) += snd-soc-meson-axg-pdm.o

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