From: Jerome Brunet <jbrunet@baylibre.com> To: Mark Brown <broonie@kernel.org>, Liam Girdwood <lgirdwood@gmail.com>, Kevin Hilman <khilman@baylibre.com>, Carlo Caione <carlo@caione.org> Cc: Jerome Brunet <jbrunet@baylibre.com>, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org Subject: [PATCH 11/15] ASoC: meson: add tdm output driver Date: Tue, 17 Jul 2018 17:36:38 +0200 [thread overview] Message-ID: <20180717153643.8806-15-jbrunet@baylibre.com> (raw) In-Reply-To: <20180717153643.8806-1-jbrunet@baylibre.com> Add Amlogic's axg tdm output driver which pulls data from FRDDR fifo and produce the TDM signals for 4 output lanes. Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> --- sound/soc/meson/Kconfig | 8 ++ sound/soc/meson/Makefile | 2 + sound/soc/meson/axg-tdmout.c | 259 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 269 insertions(+) create mode 100644 sound/soc/meson/axg-tdmout.c diff --git a/sound/soc/meson/Kconfig b/sound/soc/meson/Kconfig index 869b359c2ce7..08a522b77749 100644 --- a/sound/soc/meson/Kconfig +++ b/sound/soc/meson/Kconfig @@ -27,6 +27,14 @@ config SND_MESON_AXG_TDM_INTERFACE tristate select SND_MESON_AXG_TDM_FORMATTER +config SND_MESON_AXG_TDMOUT + tristate "Amlogic AXG TDM Output Support" + select SND_MESON_AXG_TDM_FORMATTER + select SND_MESON_AXG_TDM_INTERFACE + help + Select Y or M to add support for TDM output formatter embedded + in the Amlogic AXG SoC family + config SND_MESON_AXG_SPDIFOUT tristate "Amlogic AXG SPDIF Output Support" imply SND_SOC_SPDIF diff --git a/sound/soc/meson/Makefile b/sound/soc/meson/Makefile index 1a8eb77402e3..a665c6b76a95 100644 --- a/sound/soc/meson/Makefile +++ b/sound/soc/meson/Makefile @@ -5,6 +5,7 @@ snd-soc-meson-axg-frddr-objs := axg-frddr.o snd-soc-meson-axg-toddr-objs := axg-toddr.o snd-soc-meson-axg-tdm-formatter-objs := axg-tdm-formatter.o snd-soc-meson-axg-tdm-interface-objs := axg-tdm-interface.o +snd-soc-meson-axg-tdmout-objs := axg-tdmout.o snd-soc-meson-axg-spdifout-objs := axg-spdifout.o obj-$(CONFIG_SND_MESON_AXG_FIFO) += snd-soc-meson-axg-fifo.o @@ -12,4 +13,5 @@ obj-$(CONFIG_SND_MESON_AXG_FRDDR) += snd-soc-meson-axg-frddr.o obj-$(CONFIG_SND_MESON_AXG_TODDR) += snd-soc-meson-axg-toddr.o obj-$(CONFIG_SND_MESON_AXG_TDM_FORMATTER) += snd-soc-meson-axg-tdm-formatter.o obj-$(CONFIG_SND_MESON_AXG_TDM_INTERFACE) += snd-soc-meson-axg-tdm-interface.o +obj-$(CONFIG_SND_MESON_AXG_TDMOUT) += snd-soc-meson-axg-tdmout.o obj-$(CONFIG_SND_MESON_AXG_SPDIFOUT) += snd-soc-meson-axg-spdifout.o diff --git a/sound/soc/meson/axg-tdmout.c b/sound/soc/meson/axg-tdmout.c new file mode 100644 index 000000000000..f73368ee1088 --- /dev/null +++ b/sound/soc/meson/axg-tdmout.c @@ -0,0 +1,259 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +// +// Copyright (c) 2018 BayLibre, SAS. +// Author: Jerome Brunet <jbrunet@baylibre.com> + +#include <linux/module.h> +#include <linux/of_platform.h> +#include <linux/regmap.h> +#include <sound/soc.h> +#include <sound/soc-dai.h> + +#include "axg-tdm-formatter.h" + +#define TDMOUT_CTRL0 0x00 +#define TDMOUT_CTRL0_BITNUM_MASK GENMASK(4, 0) +#define TDMOUT_CTRL0_BITNUM(x) ((x) << 0) +#define TDMOUT_CTRL0_SLOTNUM_MASK GENMASK(9, 5) +#define TDMOUT_CTRL0_SLOTNUM(x) ((x) << 5) +#define TDMOUT_CTRL0_INIT_BITNUM_MASK GENMASK(19, 15) +#define TDMOUT_CTRL0_INIT_BITNUM(x) ((x) << 15) +#define TDMOUT_CTRL0_ENABLE BIT(31) +#define TDMOUT_CTRL0_RST_OUT BIT(29) +#define TDMOUT_CTRL0_RST_IN BIT(28) +#define TDMOUT_CTRL1 0x04 +#define TDMOUT_CTRL1_TYPE_MASK GENMASK(6, 4) +#define TDMOUT_CTRL1_TYPE(x) ((x) << 4) +#define TDMOUT_CTRL1_MSB_POS_MASK GENMASK(12, 8) +#define TDMOUT_CTRL1_MSB_POS(x) ((x) << 8) +#define TDMOUT_CTRL1_SEL_SHIFT 24 +#define TDMOUT_CTRL1_GAIN_EN 26 +#define TDMOUT_CTRL1_WS_INV BIT(28) +#define TDMOUT_SWAP 0x08 +#define TDMOUT_MASK0 0x0c +#define TDMOUT_MASK1 0x10 +#define TDMOUT_MASK2 0x14 +#define TDMOUT_MASK3 0x18 +#define TDMOUT_STAT 0x1c +#define TDMOUT_GAIN0 0x20 +#define TDMOUT_GAIN1 0x24 +#define TDMOUT_MUTE_VAL 0x28 +#define TDMOUT_MUTE0 0x2c +#define TDMOUT_MUTE1 0x30 +#define TDMOUT_MUTE2 0x34 +#define TDMOUT_MUTE3 0x38 +#define TDMOUT_MASK_VAL 0x3c + +static const struct regmap_config axg_tdmout_regmap_cfg = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .max_register = TDMOUT_MASK_VAL, +}; + +static const struct snd_kcontrol_new axg_tdmout_controls[] = { + SOC_DOUBLE("Lane 0 Volume", TDMOUT_GAIN0, 0, 8, 255, 0), + SOC_DOUBLE("Lane 1 Volume", TDMOUT_GAIN0, 16, 24, 255, 0), + SOC_DOUBLE("Lane 2 Volume", TDMOUT_GAIN1, 0, 8, 255, 0), + SOC_DOUBLE("Lane 3 Volume", TDMOUT_GAIN1, 16, 24, 255, 0), + SOC_SINGLE("Gain Enable Switch", TDMOUT_CTRL1, + TDMOUT_CTRL1_GAIN_EN, 1, 0), +}; + +static const char * const tdmout_sel_texts[] = { + "IN 0", "IN 1", "IN 2", +}; + +static SOC_ENUM_SINGLE_DECL(axg_tdmout_sel_enum, TDMOUT_CTRL1, + TDMOUT_CTRL1_SEL_SHIFT, tdmout_sel_texts); + +static const struct snd_kcontrol_new axg_tdmout_in_mux = + SOC_DAPM_ENUM("Input Source", axg_tdmout_sel_enum); + +static struct snd_soc_dai * +axg_tdmout_get_be(struct snd_soc_dapm_widget *w) +{ + struct snd_soc_dapm_path *p = NULL; + struct snd_soc_dai *be; + + snd_soc_dapm_widget_for_each_sink_path(w, p) { + if (!p->connect) + continue; + + if (p->sink->id == snd_soc_dapm_dai_in) + return (struct snd_soc_dai *)p->sink->priv; + + be = axg_tdmout_get_be(p->sink); + if (be) + return be; + } + + return NULL; +} + +static struct axg_tdm_stream * +axg_tdmout_get_tdm_stream(struct snd_soc_dapm_widget *w) +{ + struct snd_soc_dai *be = axg_tdmout_get_be(w); + + if (!be) + return NULL; + + return be->playback_dma_data; +} + +static void axg_tdmout_enable(struct regmap *map) +{ + /* Apply both reset */ + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_RST_OUT | TDMOUT_CTRL0_RST_IN, 0); + + /* Clear out reset before in reset */ + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_RST_OUT, TDMOUT_CTRL0_RST_OUT); + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_RST_IN, TDMOUT_CTRL0_RST_IN); + + /* Actually enable tdmout */ + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_ENABLE, TDMOUT_CTRL0_ENABLE); +} + +static void axg_tdmout_disable(struct regmap *map) +{ + regmap_update_bits(map, TDMOUT_CTRL0, TDMOUT_CTRL0_ENABLE, 0); +} + +static int axg_tdmout_prepare(struct regmap *map, struct axg_tdm_stream *ts) +{ + unsigned int val = 0; + + /* Set the stream skew */ + switch (ts->iface->fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_I2S: + case SND_SOC_DAIFMT_DSP_A: + val |= TDMOUT_CTRL0_INIT_BITNUM(1); + break; + + case SND_SOC_DAIFMT_LEFT_J: + case SND_SOC_DAIFMT_RIGHT_J: + case SND_SOC_DAIFMT_DSP_B: + val |= TDMOUT_CTRL0_INIT_BITNUM(2); + break; + + default: + pr_err("Unsupported format: %u\n", + ts->iface->fmt & SND_SOC_DAIFMT_FORMAT_MASK); + return -EINVAL; + } + + /* Set the slot width */ + val |= TDMOUT_CTRL0_BITNUM(ts->iface->slot_width - 1); + + /* Set the slot number */ + val |= TDMOUT_CTRL0_SLOTNUM(ts->iface->slots - 1); + + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_INIT_BITNUM_MASK | + TDMOUT_CTRL0_BITNUM_MASK | + TDMOUT_CTRL0_SLOTNUM_MASK, val); + + /* Set the sample width */ + val = TDMOUT_CTRL1_MSB_POS(ts->width - 1); + + /* FIFO data are arranged in chunks of 64bits */ + switch (ts->physical_width) { + case 8: + /* 8 samples of 8 bits */ + val |= TDMOUT_CTRL1_TYPE(0); + break; + case 16: + /* 4 samples of 16 bits - right justified */ + val |= TDMOUT_CTRL1_TYPE(2); + break; + case 32: + /* 2 samples of 32 bits - right justified */ + val |= TDMOUT_CTRL1_TYPE(4); + break; + default: + pr_err("Unsupported physical width: %u\n", + ts->physical_width); + return -EINVAL; + } + + /* If the sample clock is inverted, invert it back for the formatter */ + if (axg_tdm_lrclk_invert(ts->iface->fmt)) + val |= TDMOUT_CTRL1_WS_INV; + + regmap_update_bits(map, TDMOUT_CTRL1, + (TDMOUT_CTRL1_TYPE_MASK | TDMOUT_CTRL1_MSB_POS_MASK | + TDMOUT_CTRL1_WS_INV), val); + + /* Set static swap mask configuration */ + regmap_write(map, TDMOUT_SWAP, 0x76543210); + + return axg_tdm_formatter_set_channel_masks(map, ts, TDMOUT_MASK0); +} + +static const struct snd_soc_dapm_widget axg_tdmout_dapm_widgets[] = { + SND_SOC_DAPM_AIF_IN("IN 0", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("IN 1", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("IN 2", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_MUX("SRC SEL", SND_SOC_NOPM, 0, 0, &axg_tdmout_in_mux), + SND_SOC_DAPM_PGA_E("ENC", SND_SOC_NOPM, 0, 0, NULL, 0, + axg_tdm_formatter_event, + (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD)), + SND_SOC_DAPM_AIF_OUT("OUT", NULL, 0, SND_SOC_NOPM, 0, 0), +}; + +static const struct snd_soc_dapm_route axg_tdmout_dapm_routes[] = { + { "SRC SEL", "IN 0", "IN 0" }, + { "SRC SEL", "IN 1", "IN 1" }, + { "SRC SEL", "IN 2", "IN 2" }, + { "ENC", NULL, "SRC SEL" }, + { "OUT", NULL, "ENC" }, +}; + +static const struct snd_soc_component_driver axg_tdmout_component_drv = { + .controls = axg_tdmout_controls, + .num_controls = ARRAY_SIZE(axg_tdmout_controls), + .dapm_widgets = axg_tdmout_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(axg_tdmout_dapm_widgets), + .dapm_routes = axg_tdmout_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(axg_tdmout_dapm_routes), +}; + +static const struct axg_tdm_formatter_ops axg_tdmout_ops = { + .get_stream = axg_tdmout_get_tdm_stream, + .prepare = axg_tdmout_prepare, + .enable = axg_tdmout_enable, + .disable = axg_tdmout_disable, +}; + +static const struct axg_tdm_formatter_driver axg_tdmout_drv = { + .component_drv = &axg_tdmout_component_drv, + .regmap_cfg = &axg_tdmout_regmap_cfg, + .ops = &axg_tdmout_ops, + .invert_sclk = true, +}; + +static const struct of_device_id axg_tdmout_of_match[] = { + { + .compatible = "amlogic,axg-tdmout", + .data = &axg_tdmout_drv, + }, {} +}; +MODULE_DEVICE_TABLE(of, axg_tdmout_of_match); + +static struct platform_driver axg_tdmout_pdrv = { + .probe = axg_tdm_formatter_probe, + .driver = { + .name = "axg-tdmout", + .of_match_table = axg_tdmout_of_match, + }, +}; +module_platform_driver(axg_tdmout_pdrv); + +MODULE_DESCRIPTION("Amlogic AXG TDM output formatter driver"); +MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>"); +MODULE_LICENSE("GPL v2"); -- 2.14.4
WARNING: multiple messages have this Message-ID (diff)
From: jbrunet@baylibre.com (Jerome Brunet) To: linus-amlogic@lists.infradead.org Subject: [PATCH 11/15] ASoC: meson: add tdm output driver Date: Tue, 17 Jul 2018 17:36:38 +0200 [thread overview] Message-ID: <20180717153643.8806-15-jbrunet@baylibre.com> (raw) In-Reply-To: <20180717153643.8806-1-jbrunet@baylibre.com> Add Amlogic's axg tdm output driver which pulls data from FRDDR fifo and produce the TDM signals for 4 output lanes. Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> --- sound/soc/meson/Kconfig | 8 ++ sound/soc/meson/Makefile | 2 + sound/soc/meson/axg-tdmout.c | 259 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 269 insertions(+) create mode 100644 sound/soc/meson/axg-tdmout.c diff --git a/sound/soc/meson/Kconfig b/sound/soc/meson/Kconfig index 869b359c2ce7..08a522b77749 100644 --- a/sound/soc/meson/Kconfig +++ b/sound/soc/meson/Kconfig @@ -27,6 +27,14 @@ config SND_MESON_AXG_TDM_INTERFACE tristate select SND_MESON_AXG_TDM_FORMATTER +config SND_MESON_AXG_TDMOUT + tristate "Amlogic AXG TDM Output Support" + select SND_MESON_AXG_TDM_FORMATTER + select SND_MESON_AXG_TDM_INTERFACE + help + Select Y or M to add support for TDM output formatter embedded + in the Amlogic AXG SoC family + config SND_MESON_AXG_SPDIFOUT tristate "Amlogic AXG SPDIF Output Support" imply SND_SOC_SPDIF diff --git a/sound/soc/meson/Makefile b/sound/soc/meson/Makefile index 1a8eb77402e3..a665c6b76a95 100644 --- a/sound/soc/meson/Makefile +++ b/sound/soc/meson/Makefile @@ -5,6 +5,7 @@ snd-soc-meson-axg-frddr-objs := axg-frddr.o snd-soc-meson-axg-toddr-objs := axg-toddr.o snd-soc-meson-axg-tdm-formatter-objs := axg-tdm-formatter.o snd-soc-meson-axg-tdm-interface-objs := axg-tdm-interface.o +snd-soc-meson-axg-tdmout-objs := axg-tdmout.o snd-soc-meson-axg-spdifout-objs := axg-spdifout.o obj-$(CONFIG_SND_MESON_AXG_FIFO) += snd-soc-meson-axg-fifo.o @@ -12,4 +13,5 @@ obj-$(CONFIG_SND_MESON_AXG_FRDDR) += snd-soc-meson-axg-frddr.o obj-$(CONFIG_SND_MESON_AXG_TODDR) += snd-soc-meson-axg-toddr.o obj-$(CONFIG_SND_MESON_AXG_TDM_FORMATTER) += snd-soc-meson-axg-tdm-formatter.o obj-$(CONFIG_SND_MESON_AXG_TDM_INTERFACE) += snd-soc-meson-axg-tdm-interface.o +obj-$(CONFIG_SND_MESON_AXG_TDMOUT) += snd-soc-meson-axg-tdmout.o obj-$(CONFIG_SND_MESON_AXG_SPDIFOUT) += snd-soc-meson-axg-spdifout.o diff --git a/sound/soc/meson/axg-tdmout.c b/sound/soc/meson/axg-tdmout.c new file mode 100644 index 000000000000..f73368ee1088 --- /dev/null +++ b/sound/soc/meson/axg-tdmout.c @@ -0,0 +1,259 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +// +// Copyright (c) 2018 BayLibre, SAS. +// Author: Jerome Brunet <jbrunet@baylibre.com> + +#include <linux/module.h> +#include <linux/of_platform.h> +#include <linux/regmap.h> +#include <sound/soc.h> +#include <sound/soc-dai.h> + +#include "axg-tdm-formatter.h" + +#define TDMOUT_CTRL0 0x00 +#define TDMOUT_CTRL0_BITNUM_MASK GENMASK(4, 0) +#define TDMOUT_CTRL0_BITNUM(x) ((x) << 0) +#define TDMOUT_CTRL0_SLOTNUM_MASK GENMASK(9, 5) +#define TDMOUT_CTRL0_SLOTNUM(x) ((x) << 5) +#define TDMOUT_CTRL0_INIT_BITNUM_MASK GENMASK(19, 15) +#define TDMOUT_CTRL0_INIT_BITNUM(x) ((x) << 15) +#define TDMOUT_CTRL0_ENABLE BIT(31) +#define TDMOUT_CTRL0_RST_OUT BIT(29) +#define TDMOUT_CTRL0_RST_IN BIT(28) +#define TDMOUT_CTRL1 0x04 +#define TDMOUT_CTRL1_TYPE_MASK GENMASK(6, 4) +#define TDMOUT_CTRL1_TYPE(x) ((x) << 4) +#define TDMOUT_CTRL1_MSB_POS_MASK GENMASK(12, 8) +#define TDMOUT_CTRL1_MSB_POS(x) ((x) << 8) +#define TDMOUT_CTRL1_SEL_SHIFT 24 +#define TDMOUT_CTRL1_GAIN_EN 26 +#define TDMOUT_CTRL1_WS_INV BIT(28) +#define TDMOUT_SWAP 0x08 +#define TDMOUT_MASK0 0x0c +#define TDMOUT_MASK1 0x10 +#define TDMOUT_MASK2 0x14 +#define TDMOUT_MASK3 0x18 +#define TDMOUT_STAT 0x1c +#define TDMOUT_GAIN0 0x20 +#define TDMOUT_GAIN1 0x24 +#define TDMOUT_MUTE_VAL 0x28 +#define TDMOUT_MUTE0 0x2c +#define TDMOUT_MUTE1 0x30 +#define TDMOUT_MUTE2 0x34 +#define TDMOUT_MUTE3 0x38 +#define TDMOUT_MASK_VAL 0x3c + +static const struct regmap_config axg_tdmout_regmap_cfg = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .max_register = TDMOUT_MASK_VAL, +}; + +static const struct snd_kcontrol_new axg_tdmout_controls[] = { + SOC_DOUBLE("Lane 0 Volume", TDMOUT_GAIN0, 0, 8, 255, 0), + SOC_DOUBLE("Lane 1 Volume", TDMOUT_GAIN0, 16, 24, 255, 0), + SOC_DOUBLE("Lane 2 Volume", TDMOUT_GAIN1, 0, 8, 255, 0), + SOC_DOUBLE("Lane 3 Volume", TDMOUT_GAIN1, 16, 24, 255, 0), + SOC_SINGLE("Gain Enable Switch", TDMOUT_CTRL1, + TDMOUT_CTRL1_GAIN_EN, 1, 0), +}; + +static const char * const tdmout_sel_texts[] = { + "IN 0", "IN 1", "IN 2", +}; + +static SOC_ENUM_SINGLE_DECL(axg_tdmout_sel_enum, TDMOUT_CTRL1, + TDMOUT_CTRL1_SEL_SHIFT, tdmout_sel_texts); + +static const struct snd_kcontrol_new axg_tdmout_in_mux = + SOC_DAPM_ENUM("Input Source", axg_tdmout_sel_enum); + +static struct snd_soc_dai * +axg_tdmout_get_be(struct snd_soc_dapm_widget *w) +{ + struct snd_soc_dapm_path *p = NULL; + struct snd_soc_dai *be; + + snd_soc_dapm_widget_for_each_sink_path(w, p) { + if (!p->connect) + continue; + + if (p->sink->id == snd_soc_dapm_dai_in) + return (struct snd_soc_dai *)p->sink->priv; + + be = axg_tdmout_get_be(p->sink); + if (be) + return be; + } + + return NULL; +} + +static struct axg_tdm_stream * +axg_tdmout_get_tdm_stream(struct snd_soc_dapm_widget *w) +{ + struct snd_soc_dai *be = axg_tdmout_get_be(w); + + if (!be) + return NULL; + + return be->playback_dma_data; +} + +static void axg_tdmout_enable(struct regmap *map) +{ + /* Apply both reset */ + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_RST_OUT | TDMOUT_CTRL0_RST_IN, 0); + + /* Clear out reset before in reset */ + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_RST_OUT, TDMOUT_CTRL0_RST_OUT); + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_RST_IN, TDMOUT_CTRL0_RST_IN); + + /* Actually enable tdmout */ + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_ENABLE, TDMOUT_CTRL0_ENABLE); +} + +static void axg_tdmout_disable(struct regmap *map) +{ + regmap_update_bits(map, TDMOUT_CTRL0, TDMOUT_CTRL0_ENABLE, 0); +} + +static int axg_tdmout_prepare(struct regmap *map, struct axg_tdm_stream *ts) +{ + unsigned int val = 0; + + /* Set the stream skew */ + switch (ts->iface->fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_I2S: + case SND_SOC_DAIFMT_DSP_A: + val |= TDMOUT_CTRL0_INIT_BITNUM(1); + break; + + case SND_SOC_DAIFMT_LEFT_J: + case SND_SOC_DAIFMT_RIGHT_J: + case SND_SOC_DAIFMT_DSP_B: + val |= TDMOUT_CTRL0_INIT_BITNUM(2); + break; + + default: + pr_err("Unsupported format: %u\n", + ts->iface->fmt & SND_SOC_DAIFMT_FORMAT_MASK); + return -EINVAL; + } + + /* Set the slot width */ + val |= TDMOUT_CTRL0_BITNUM(ts->iface->slot_width - 1); + + /* Set the slot number */ + val |= TDMOUT_CTRL0_SLOTNUM(ts->iface->slots - 1); + + regmap_update_bits(map, TDMOUT_CTRL0, + TDMOUT_CTRL0_INIT_BITNUM_MASK | + TDMOUT_CTRL0_BITNUM_MASK | + TDMOUT_CTRL0_SLOTNUM_MASK, val); + + /* Set the sample width */ + val = TDMOUT_CTRL1_MSB_POS(ts->width - 1); + + /* FIFO data are arranged in chunks of 64bits */ + switch (ts->physical_width) { + case 8: + /* 8 samples of 8 bits */ + val |= TDMOUT_CTRL1_TYPE(0); + break; + case 16: + /* 4 samples of 16 bits - right justified */ + val |= TDMOUT_CTRL1_TYPE(2); + break; + case 32: + /* 2 samples of 32 bits - right justified */ + val |= TDMOUT_CTRL1_TYPE(4); + break; + default: + pr_err("Unsupported physical width: %u\n", + ts->physical_width); + return -EINVAL; + } + + /* If the sample clock is inverted, invert it back for the formatter */ + if (axg_tdm_lrclk_invert(ts->iface->fmt)) + val |= TDMOUT_CTRL1_WS_INV; + + regmap_update_bits(map, TDMOUT_CTRL1, + (TDMOUT_CTRL1_TYPE_MASK | TDMOUT_CTRL1_MSB_POS_MASK | + TDMOUT_CTRL1_WS_INV), val); + + /* Set static swap mask configuration */ + regmap_write(map, TDMOUT_SWAP, 0x76543210); + + return axg_tdm_formatter_set_channel_masks(map, ts, TDMOUT_MASK0); +} + +static const struct snd_soc_dapm_widget axg_tdmout_dapm_widgets[] = { + SND_SOC_DAPM_AIF_IN("IN 0", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("IN 1", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("IN 2", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_MUX("SRC SEL", SND_SOC_NOPM, 0, 0, &axg_tdmout_in_mux), + SND_SOC_DAPM_PGA_E("ENC", SND_SOC_NOPM, 0, 0, NULL, 0, + axg_tdm_formatter_event, + (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD)), + SND_SOC_DAPM_AIF_OUT("OUT", NULL, 0, SND_SOC_NOPM, 0, 0), +}; + +static const struct snd_soc_dapm_route axg_tdmout_dapm_routes[] = { + { "SRC SEL", "IN 0", "IN 0" }, + { "SRC SEL", "IN 1", "IN 1" }, + { "SRC SEL", "IN 2", "IN 2" }, + { "ENC", NULL, "SRC SEL" }, + { "OUT", NULL, "ENC" }, +}; + +static const struct snd_soc_component_driver axg_tdmout_component_drv = { + .controls = axg_tdmout_controls, + .num_controls = ARRAY_SIZE(axg_tdmout_controls), + .dapm_widgets = axg_tdmout_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(axg_tdmout_dapm_widgets), + .dapm_routes = axg_tdmout_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(axg_tdmout_dapm_routes), +}; + +static const struct axg_tdm_formatter_ops axg_tdmout_ops = { + .get_stream = axg_tdmout_get_tdm_stream, + .prepare = axg_tdmout_prepare, + .enable = axg_tdmout_enable, + .disable = axg_tdmout_disable, +}; + +static const struct axg_tdm_formatter_driver axg_tdmout_drv = { + .component_drv = &axg_tdmout_component_drv, + .regmap_cfg = &axg_tdmout_regmap_cfg, + .ops = &axg_tdmout_ops, + .invert_sclk = true, +}; + +static const struct of_device_id axg_tdmout_of_match[] = { + { + .compatible = "amlogic,axg-tdmout", + .data = &axg_tdmout_drv, + }, {} +}; +MODULE_DEVICE_TABLE(of, axg_tdmout_of_match); + +static struct platform_driver axg_tdmout_pdrv = { + .probe = axg_tdm_formatter_probe, + .driver = { + .name = "axg-tdmout", + .of_match_table = axg_tdmout_of_match, + }, +}; +module_platform_driver(axg_tdmout_pdrv); + +MODULE_DESCRIPTION("Amlogic AXG TDM output formatter driver"); +MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>"); +MODULE_LICENSE("GPL v2"); -- 2.14.4
next prev parent reply other threads:[~2018-07-17 15:37 UTC|newest] Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-07-17 15:36 [PATCH 00/15] ASoC: meson: add axg audio subsystem support Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-17 15:36 ` [PATCH 01/15] ASoC: meson: add axg fifos DT binding documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-18 12:27 ` Applied "ASoC: meson: add axg fifos DT binding documentation" to the asoc tree Mark Brown 2018-07-18 12:27 ` Mark Brown 2018-07-18 12:27 ` Mark Brown 2018-07-17 15:36 ` [PATCH 02/15] ASoC: meson: add axg fifo base driver Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-18 12:26 ` Applied "ASoC: meson: add axg fifo base driver" to the asoc tree Mark Brown 2018-07-18 12:26 ` Mark Brown 2018-07-18 12:26 ` Mark Brown 2018-07-17 15:36 ` [PATCH 03/15] ASoC: meson: add axg frddr driver Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-18 12:26 ` Applied "ASoC: meson: add axg frddr driver" to the asoc tree Mark Brown 2018-07-18 12:26 ` Mark Brown 2018-07-18 12:26 ` Mark Brown 2018-07-17 15:36 ` [PATCH 04/15] ASoC: meson: add axg toddr driver Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-18 12:25 ` Applied "ASoC: meson: add axg toddr driver" to the asoc tree Mark Brown 2018-07-18 12:25 ` Mark Brown 2018-07-18 12:25 ` Mark Brown 2018-07-17 15:36 ` [PATCH 05/15] ASoC: meson: add axg spdif output DT binding documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-18 12:25 ` Applied "ASoC: meson: add axg spdif output DT bindings documentation" to the asoc tree Mark Brown 2018-07-18 12:25 ` Mark Brown 2018-07-18 12:25 ` Mark Brown 2018-07-17 15:36 ` [PATCH 05/15] ASoC: meson: add axg spdif output DT bindings documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-17 15:36 ` [PATCH 06/15] ASoC: meson: add axg spdif output Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-18 12:25 ` Applied "ASoC: meson: add axg spdif output" to the asoc tree Mark Brown 2018-07-18 12:25 ` Mark Brown 2018-07-18 12:25 ` Mark Brown 2018-07-17 15:36 ` [PATCH 07/15] ASoC: meson: add axg tdm formatters DT binding documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-18 12:25 ` Applied "ASoC: meson: add axg tdm formatters DT bindings documentation" to the asoc tree Mark Brown 2018-07-18 12:25 ` Mark Brown 2018-07-18 12:25 ` Mark Brown 2018-07-17 15:36 ` [PATCH 07/15] ASoC: meson: add axg tdm formatters DT bindings documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-17 15:36 ` [PATCH 08/15] ASoC: meson: add axg tdm interface DT binding documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-20 16:45 ` Applied "ASoC: meson: add axg tdm interface DT bindings documentation" to the asoc tree Mark Brown 2018-07-20 16:45 ` Mark Brown 2018-07-20 16:45 ` Mark Brown 2018-07-17 15:36 ` [PATCH 08/15] ASoC: meson: add axg tdm interface DT bindings documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-17 15:36 ` [PATCH 09/15] ASoC: meson: add tdm formatter base driver Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-20 16:44 ` Applied "ASoC: meson: add tdm formatter base driver" to the asoc tree Mark Brown 2018-07-20 16:44 ` Mark Brown 2018-07-20 16:44 ` Mark Brown 2018-07-17 15:36 ` [PATCH 10/15] ASoC: meson: add tdm interface driver Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-20 16:44 ` Applied "ASoC: meson: add tdm interface driver" to the asoc tree Mark Brown 2018-07-20 16:44 ` Mark Brown 2018-07-20 16:44 ` Mark Brown 2018-07-17 15:36 ` Jerome Brunet [this message] 2018-07-17 15:36 ` [PATCH 11/15] ASoC: meson: add tdm output driver Jerome Brunet 2018-07-20 16:43 ` Applied "ASoC: meson: add tdm output driver" to the asoc tree Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-17 15:36 ` [PATCH 12/15] ASoC: meson: add tdm input driver Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-20 16:43 ` Applied "ASoC: meson: add tdm input driver" to the asoc tree Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-17 15:36 ` [PATCH 13/15] ASoC: export snd_soc_of_get_slot_mask Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-20 16:43 ` Applied "ASoC: export snd_soc_of_get_slot_mask" to the asoc tree Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-17 15:36 ` [PATCH 14/15] ASoC: meson: add axg sound card DT binding documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-20 16:43 ` Applied "ASoC: meson: add axg sound card DT bindings documentation" to the asoc tree Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-25 19:06 ` [PATCH 14/15] ASoC: meson: add axg sound card DT binding documentation Rob Herring 2018-07-25 19:06 ` Rob Herring 2018-07-25 19:06 ` Rob Herring 2018-07-25 21:12 ` jbrunet 2018-07-25 21:12 ` jbrunet at baylibre.com 2018-07-26 7:40 ` jbrunet 2018-07-26 7:40 ` jbrunet at baylibre.com 2018-07-26 13:20 ` Rob Herring 2018-07-26 13:20 ` Rob Herring 2018-07-17 15:36 ` [PATCH 14/15] ASoC: meson: add axg sound card DT bindings documentation Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-17 15:36 ` [PATCH 15/15] ASoC: meson: add axg sound card support Jerome Brunet 2018-07-17 15:36 ` Jerome Brunet 2018-07-20 16:43 ` Applied "ASoC: meson: add axg sound card support" to the asoc tree Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-20 16:43 ` Mark Brown 2018-07-17 15:38 ` [PATCH 00/15] ASoC: meson: add axg audio subsystem support Jerome Brunet 2018-07-17 15:38 ` Jerome Brunet
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20180717153643.8806-15-jbrunet@baylibre.com \ --to=jbrunet@baylibre.com \ --cc=alsa-devel@alsa-project.org \ --cc=broonie@kernel.org \ --cc=carlo@caione.org \ --cc=devicetree@vger.kernel.org \ --cc=khilman@baylibre.com \ --cc=lgirdwood@gmail.com \ --cc=linux-amlogic@lists.infradead.org \ --cc=linux-kernel@vger.kernel.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.