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/linux/sound/soc/tegra/
H A DMakefile1 # SPDX-License-Identifier: GPL-2.0
3 snd-soc-tegra-pcm-y := tegra_pcm.o
4 snd-soc-tegra-utils-y += tegra_asoc_utils.o
5 snd-soc-tegra20-ac97-y := tegra20_ac97.o
6 snd-soc-tegra20-das-y := tegra20_das.o
7 snd-soc-tegra20-i2s-y := tegra20_i2s.o
8 snd-soc-tegra20-spdif-y := tegra20_spdif.o
9 snd-soc-tegra30-ahub-y := tegra30_ahub.o
10 snd-soc-tegra30-i2s-y := tegra30_i2s.o
11 snd-soc-tegra210-ahub-y := tegra210_ahub.o
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H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 tristate "SoC Audio for the Tegra System-on-Chip"
31 tristate "Tegra20 I2S interface"
35 Tegra20 I2S interface. You will also need to select the individual
53 tristate "Tegra30 I2S interface"
57 Tegra30 I2S interface. You will also need to select the individual
61 tristate "Tegra210 AHUB module"
67 Say Y or M if you want to add support for Tegra210 AHUB module.
70 tristate "Tegra210 DMIC module"
77 Say Y or M if you want to add support for Tegra210 DMIC module.
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H A Dtegra210_i2s.c1 // SPDX-License-Identifier: GPL-2.0-only
3 // tegra210_i2s.c - Tegra210 I2S driver
32 * On Tegra210, I2S4 has "i2s4a" and "i2s4b" pins and below update
33 * is required to select i2s4b for it to be functional for I2S
44 regmap_write(regmap, TEGRA210_I2S_SLOT_CTRL, total_slots - in tegra210_i2s_set_slot_ctrl()
52 struct tegra210_i2s *i2s = dev_get_drvdata(dev); tegra210_i2s_set_clock_rate() local
91 struct tegra210_i2s *i2s = dev_get_drvdata(dev); tegra210_i2s_sw_reset() local
138 struct tegra210_i2s *i2s = dev_get_drvdata(dev); tegra210_i2s_init() local
171 struct tegra210_i2s *i2s = dev_get_drvdata(dev); tegra210_i2s_runtime_suspend() local
183 struct tegra210_i2s *i2s = dev_get_drvdata(dev); tegra210_i2s_runtime_resume() local
198 tegra210_i2s_set_data_offset(struct tegra210_i2s * i2s,unsigned int data_offset) tegra210_i2s_set_data_offset() argument
215 struct tegra210_i2s *i2s = snd_soc_dai_get_drvdata(dai); tegra210_i2s_set_fmt() local
296 struct tegra210_i2s *i2s = snd_soc_dai_get_drvdata(dai); tegra210_i2s_set_tdm_slot() local
311 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_get_loopback() local
322 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_put_loopback() local
340 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_get_fsync_width() local
351 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_put_fsync_width() local
378 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_cget_stereo_to_mono() local
389 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_cput_stereo_to_mono() local
404 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_cget_mono_to_stereo() local
415 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_cput_mono_to_stereo() local
430 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_pget_stereo_to_mono() local
441 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_pput_stereo_to_mono() local
456 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_pget_mono_to_stereo() local
467 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_pput_mono_to_stereo() local
482 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_pget_fifo_th() local
493 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_pput_fifo_th() local
508 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_get_bclk_ratio() local
519 struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); tegra210_i2s_put_bclk_ratio() local
533 struct tegra210_i2s *i2s = snd_soc_dai_get_drvdata(dai); tegra210_i2s_set_dai_bclk_ratio() local
545 struct tegra210_i2s *i2s = dev_get_drvdata(dev); tegra210_i2s_set_timing_params() local
605 struct tegra210_i2s *i2s = snd_soc_dai_get_drvdata(dai); tegra210_i2s_hw_params() local
913 struct tegra210_i2s *i2s = dev_get_drvdata(dev); tegra210_parse_client_convert() local
938 struct tegra210_i2s *i2s; tegra210_i2s_probe() local
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H A Dtegra210_i2s.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * tegra210_i2s.h - Definitions for Tegra210 I2S driver
12 /* Register offsets from I2S*_BASE */
H A Dtegra_audio_graph_card.c1 // SPDX-License-Identifier: GPL-2.0-only
3 // tegra_audio_graph_card.c - Audio Graph based Tegra Machine Driver
5 // Copyright (c) 2020-2021 NVIDIA CORPORATION. All rights reserved.
13 #include <sound/soc-dai.h>
51 !dai->driver->ops || in need_clk_update()
52 !dai->drive in need_clk_update()
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H A Dtegra210_ahub.c1 // SPDX-License-Identifier: GPL-2.0-only
3 // tegra210_ahub.c - Tegra210 AHUB driver
5 // Copyright (c) 2020-2024, NVIDIA CORPORATION. All rights reserved.
22 struct soc_enum *e = (struct soc_enum *)kctl->private_value; in tegra_ahub_get_value_enum()
29 for (i = 0; i < ahub->soc_data->reg_count; i++) { in tegra_ahub_get_value_enum()
32 reg = e->reg + (TEGRA210_XBAR_PART1_RX * i); in tegra_ahub_get_value_enum()
34 reg_val &= ahub->soc_data->mask[i]; in tegra_ahub_get_value_enum()
38 (8 * cmpnt->val_bytes * i); in tegra_ahub_get_value_enum()
44 for (i = 0; i < e->items; i++) { in tegra_ahub_get_value_enum()
45 if (bit_pos == e->values[i]) { in tegra_ahub_get_value_enum()
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/linux/Documentation/devicetree/bindings/sound/
H A Dnvidia,tegra210-i2s.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/nvidia,tegra210-i2s.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Tegra210 I2S Controller
10 The Inter-IC Sound (I2S) controller implements full-duplex,
11 bi-directional and single direction point-to-point serial
12 interfaces. It can interface with I2S compatible devices.
13 I2S controller can operate both in master and slave mode.
16 - Jon Hunter <jonathanh@nvidia.com>
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H A Dnvidia,tegra210-ahub.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/nvidia,tegra210-ahub.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Tegra210 AHUB
11 for audio pre-processing, post-processing and a programmable full
13 external interfaces such as I2S, DMIC, DSPK. It interfaces with ADMA
17 - Jon Hunter <jonathanh@nvidia.com>
18 - Sameer Pujar <spujar@nvidia.com>
22 pattern: "^ahub@[0-9a-f]*$"
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H A Dnvidia,tegra-audio-graph-card.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/nvidia,tegra-audio-graph-card.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
15 - Jon Hunter <jonathanh@nvidia.com>
16 - Sameer Pujar <spujar@nvidia.com>
19 - $ref: audio-graph.yaml#
24 - nvidia,tegra210-audio-graph-card
25 - nvidia,tegra186-audio-graph-card
30 clock-names:
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/linux/arch/arm64/boot/dts/nvidia/
H A Dtegra210.dtsi1 // SPDX-License-Identifier: GPL-2.0
2 #include <dt-bindings/clock/tegra210-car.h>
3 #include <dt-bindings/gpio/tegra-gpio.h>
4 #include <dt-bindings/memory/tegra210-mc.h>
5 #include <dt-bindings/pinctrl/pinctrl-tegra.h>
6 #include <dt-bindings/pinctrl/pinctrl-tegra-io-pad.h>
7 #include <dt-bindings/reset/tegra210-car.h>
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
9 #include <dt-bindings/thermal/tegra124-soctherm.h>
10 #include <dt-bindings/soc/tegra-pmc.h>
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H A Dtegra186.dtsi1 // SPDX-License-Identifier: GPL-2.0
2 #include <dt-bindings/clock/tegra186-clock.h>
3 #include <dt-bindings/gpio/tegra186-gpio.h>
4 #include <dt-bindings/interrupt-controller/arm-gic.h>
5 #include <dt-bindings/mailbox/tegra186-hsp.h>
6 #include <dt-bindings/memory/tegra186-mc.h>
7 #include <dt-bindings/pinctrl/pinctrl-tegra-io-pad.h>
8 #include <dt-bindings/power/tegra186-powergate.h>
9 #include <dt-bindings/reset/tegra186-reset.h>
10 #include <dt-bindings/thermal/tegra186-bpmp-thermal.h>
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H A Dtegra194.dtsi1 // SPDX-License-Identifier: GPL-2.0
2 #include <dt-bindings/clock/tegra194-clock.h>
3 #include <dt-bindings/gpio/tegra194-gpio.h>
4 #include <dt-bindings/interrupt-controller/arm-gic.h>
5 #include <dt-bindings/mailbox/tegra186-hsp.h>
6 #include <dt-bindings/pinctrl/pinctrl-tegra-io-pad.h>
7 #include <dt-bindings/pinctrl/pinctrl-tegra.h>
8 #include <dt-bindings/power/tegra194-powergate.h>
9 #include <dt-bindings/reset/tegra194-reset.h>
10 #include <dt-bindings/thermal/tegra194-bpmp-thermal.h>
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H A Dtegra210-p2371-2180.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include "tegra210-p2180.dtsi"
5 #include "tegra210-p2597.dtsi"
9 compatible = "nvidia,p2371-2180", "nvidia,tegra210";
14 hvddio-pex-supply = <&vdd_1v8>;
15 dvddio-pex-supply = <&vdd_pex_1v05>;
16 vddio-pex-ctl-supply = <&vdd_1v8>;
19 phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-0}>,
20 <&{/padctl@7009f000/pads/pcie/lanes/pcie-1}>,
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H A Dtegra210-p3450-0000.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/gpio-keys.h>
5 #include <dt-bindings/input/linux-event-codes.h>
6 #include <dt-bindings/mfd/max77620.h>
8 #include "tegra210.dtsi"
12 compatible = "nvidia,p3450-0000", "nvidia,tegra210";
22 stdout-path = "serial0:115200n8";
33 hvddio-pex-supply = <&vdd_1v8>;
34 dvddio-pex-supply = <&vdd_pex_1v05>;
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/linux/drivers/clk/tegra/
H A Dclk-tegra210.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2012-2020 NVIDIA CORPORATION. All rights reserved.
8 #include <linux/clk-provider.h>
17 #include <dt-bindings/clock/tegra210-car.h>
18 #include <dt-bindings/reset/tegra210-car.h>
23 #include "clk-id.h"
27 * banks present in the Tegra210 CAR IP block. The banks are
244 /* I2S registers to handle during APE MBIST WAR */
264 * SDM fractional divisor is 16-bit 2's complement signed number within
265 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
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/linux/
H A DMAINTAINERS5 ---------------------------------------------------
21 W: *Web-page* with status/info
23 B: URI for where to file *bugs*. A web-page with detailed bug
28 patches to the given subsystem. This is either an in-tree file,
29 or a URI. See Documentation/maintainer/maintainer-entry-profile.rst
46 N: [^a-z]tegra all files whose path contains tegra
64 ----------------
83 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
85 L: linux-scsi@vger.kernel.org
88 F: drivers/scsi/3w-*
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