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linux/sound/soc/tegra
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Dmitry Osipenko 9c648ef82d
ASoC: tegra20: i2s: Add reset control 
The I2S reset may be asserted at a boot time, in particular this is the
case on Tegra20 AC100 netbook. Tegra20 I2S driver doesn't manage the
reset control and currently it happens to work because reset is implicitly
deasserted by the tegra-clk driver when I2S clock is enabled. The I2S
permanently stays in a reset once tegra-clk is fixed to not touch the
resets, which it shouldn't be doing. Add reset control to the Tegra20
I2S driver.

Note that I2S reset was always specified in Tegra20 device-tree, hence
DTB ABI changes aren't required.

Tested-by: Paul Fertser <fercerpav@gmail.com> # T20 AC100
Reported-by: Paul Fertser <fercerpav@gmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20210314154459.15375-3-digetx@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-03-18 13:49:31 +00:00
..
Kconfig ASoC: tegra: SND_SOC_TEGRA_AUDIO_GRAPH_CARD should depend on SND_SOC_TEGRA 2021-02-01 13:19:46 +00:00
Makefile ASoC: tegra: Add audio graph based card driver 2021-01-19 14:09:21 +00:00
tegra20_ac97.c ASoC: tegra20: ac97: Add reset control 2021-03-18 13:49:30 +00:00
tegra20_ac97.h ASoC: tegra20: ac97: Add reset control 2021-03-18 13:49:30 +00:00
tegra20_das.c ASoC: tegra: tegra20_das: remove always-true comparison 2020-07-09 21:56:42 +01:00
tegra20_das.h ASoC: tegra20_das.h: delete duplicated words 2020-07-20 15:34:28 +01:00
tegra20_i2s.c ASoC: tegra20: i2s: Add reset control 2021-03-18 13:49:31 +00:00
tegra20_i2s.h ASoC: tegra20: i2s: Add reset control 2021-03-18 13:49:31 +00:00
tegra20_spdif.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 336 2019-06-05 17:37:07 +02:00
tegra20_spdif.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 336 2019-06-05 17:37:07 +02:00
tegra30_ahub.c ASoC: tegra: ahub: Reset hardware properly 2021-01-25 17:17:55 +00:00
tegra30_ahub.h ASoC: tegra: ahub: Reset hardware properly 2021-01-25 17:17:55 +00:00
tegra30_i2s.c ASoC: tegra: sync parameter naming (rate/sample_bits) 2021-01-21 12:37:49 +00:00
tegra30_i2s.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 201 2019-05-30 11:29:52 -07:00
tegra186_dspk.c ASoC: tegra: sync parameter naming (rate/sample_bits) 2021-01-21 12:37:49 +00:00
tegra186_dspk.h ASoC: tegra: Add Tegra186 based DSPK driver 2020-07-20 15:10:24 +01:00
tegra210_admaif.c ASoC: tegra: tegra210_admaif: Fix compile warning with CONFIG_PM=n 2020-08-03 16:17:05 +01:00
tegra210_admaif.h ASoC: tegra: Add Tegra210 based ADMAIF driver 2020-07-21 23:26:14 +01:00
tegra210_ahub.c ASoC: tegra: tegra210_ahub: Fix compile warning with CONFIG_PM=n 2020-08-03 16:17:06 +01:00
tegra210_ahub.h ASoC: tegra: Add Tegra210 based AHUB driver 2020-07-20 15:10:23 +01:00
tegra210_dmic.c ASoC: tegra: sync parameter naming (rate/sample_bits) 2021-01-21 12:37:49 +00:00
tegra210_dmic.h ASoC: tegra: Add Tegra210 based DMIC driver 2020-07-20 15:10:22 +01:00
tegra210_i2s.c ASoC: tegra: sync parameter naming (rate/sample_bits) 2021-01-21 12:37:49 +00:00
tegra210_i2s.h ASoC: tegra: Add Tegra210 based I2S driver 2020-07-20 15:10:23 +01:00
tegra_alc5632.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00
tegra_asoc_utils.c ASoC: tegra: Enable audio mclk during tegra_asoc_utils_init() 2020-04-21 16:53:15 +02:00
tegra_asoc_utils.h ASoC: tegra: Use device managed resource APIs to get the clock 2020-04-21 16:53:12 +02:00
tegra_audio_graph_card.c ASoC: tegra: Add driver remove() callback 2021-02-08 11:39:51 +00:00
tegra_cif.h ASoC: tegra: Add support for CIF programming 2020-07-20 15:10:21 +01:00
tegra_max98090.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00
tegra_pcm.c ASoC: tegra: Simplify with dma_set_mask_and_coherent() 2021-01-19 14:06:12 +00:00
tegra_pcm.h ASoC: tegra: Add Tegra210 based ADMAIF driver 2020-07-21 23:26:14 +01:00
tegra_rt5640.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00
tegra_rt5677.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00
tegra_sgtl5000.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00
tegra_wm8753.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00
tegra_wm8903.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00
tegra_wm9712.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00
trimslice.c ASoC: tegra: Don't warn on probe deferral 2020-11-11 12:35:10 +00:00