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ASoC: codecs: wsa883x: add clock stop support
WSA883x does support clock stop, so remove code that reset the Codec during runtime pm suspend and add flag to mark clock stop support. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20220906170112.1984-7-srinivas.kandagatla@linaro.org Signed-off-by: Mark Brown <broonie@kernel.org>
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c1057a08af
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3e29fb7479
1 changed files with 1 additions and 27 deletions
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@ -415,7 +415,6 @@
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#define WSA883X_NUM_REGISTERS (WSA883X_EMEM_63 + 1)
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#define WSA883X_NUM_REGISTERS (WSA883X_EMEM_63 + 1)
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#define WSA883X_MAX_REGISTER (WSA883X_NUM_REGISTERS - 1)
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#define WSA883X_MAX_REGISTER (WSA883X_NUM_REGISTERS - 1)
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#define WSA883X_PROBE_TIMEOUT 1000
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#define WSA883X_VERSION_1_0 0
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#define WSA883X_VERSION_1_0 0
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#define WSA883X_VERSION_1_1 1
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#define WSA883X_VERSION_1_1 1
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@ -1409,6 +1408,7 @@ static int wsa883x_probe(struct sdw_slave *pdev,
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wsa883x->sconfig.type = SDW_STREAM_PDM;
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wsa883x->sconfig.type = SDW_STREAM_PDM;
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pdev->prop.sink_ports = GENMASK(WSA883X_MAX_SWR_PORTS, 0);
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pdev->prop.sink_ports = GENMASK(WSA883X_MAX_SWR_PORTS, 0);
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pdev->prop.simple_clk_stop_capable = true;
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pdev->prop.sink_dpn_prop = wsa_sink_dpn_prop;
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pdev->prop.sink_dpn_prop = wsa_sink_dpn_prop;
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pdev->prop.scp_int1_mask = SDW_SCP_INT1_BUS_CLASH | SDW_SCP_INT1_PARITY;
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pdev->prop.scp_int1_mask = SDW_SCP_INT1_BUS_CLASH | SDW_SCP_INT1_PARITY;
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gpiod_direction_output(wsa883x->sd_n, 1);
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gpiod_direction_output(wsa883x->sd_n, 1);
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@ -1440,43 +1440,17 @@ static int wsa883x_probe(struct sdw_slave *pdev,
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static int __maybe_unused wsa883x_runtime_suspend(struct device *dev)
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static int __maybe_unused wsa883x_runtime_suspend(struct device *dev)
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{
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{
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struct regmap *regmap = dev_get_regmap(dev, NULL);
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struct regmap *regmap = dev_get_regmap(dev, NULL);
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struct wsa883x_priv *wsa883x = dev_get_drvdata(dev);
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gpiod_direction_output(wsa883x->sd_n, 0);
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regcache_cache_only(regmap, true);
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regcache_cache_only(regmap, true);
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regcache_mark_dirty(regmap);
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regcache_mark_dirty(regmap);
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regulator_disable(wsa883x->vdd);
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return 0;
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return 0;
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}
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}
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static int __maybe_unused wsa883x_runtime_resume(struct device *dev)
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static int __maybe_unused wsa883x_runtime_resume(struct device *dev)
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{
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{
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struct sdw_slave *slave = dev_to_sdw_dev(dev);
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struct regmap *regmap = dev_get_regmap(dev, NULL);
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struct regmap *regmap = dev_get_regmap(dev, NULL);
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struct wsa883x_priv *wsa883x = dev_get_drvdata(dev);
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unsigned long time;
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int ret;
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ret = regulator_enable(wsa883x->vdd);
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if (ret) {
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dev_err(dev, "Failed to enable vdd regulator (%d)\n", ret);
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return ret;
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}
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gpiod_direction_output(wsa883x->sd_n, 1);
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time = wait_for_completion_timeout(&slave->initialization_complete,
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msecs_to_jiffies(WSA883X_PROBE_TIMEOUT));
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if (!time) {
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dev_err(dev, "Initialization not complete, timed out\n");
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gpiod_direction_output(wsa883x->sd_n, 0);
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regulator_disable(wsa883x->vdd);
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return -ETIMEDOUT;
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}
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usleep_range(20000, 20010);
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regcache_cache_only(regmap, false);
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regcache_cache_only(regmap, false);
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regcache_sync(regmap);
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regcache_sync(regmap);
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