^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (c) 2015 The Linux Foundation. All rights reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/clk.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <sound/pcm_params.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <sound/jack.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <uapi/linux/input-event-codes.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <dt-bindings/sound/apq8016-lpass.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include "common.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) struct apq8016_sbc_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) struct snd_soc_card card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) void __iomem *mic_iomux;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) void __iomem *spkr_iomux;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) struct snd_soc_jack jack;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) bool jack_setup;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define MIC_CTRL_TER_WS_SLAVE_SEL BIT(21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define MIC_CTRL_QUA_WS_SLAVE_SEL_10 BIT(17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define MIC_CTRL_TLMM_SCLK_EN BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define SPKR_CTL_PRI_WS_SLAVE_SEL_11 (BIT(17) | BIT(16))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define DEFAULT_MCLK_RATE 9600000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) struct snd_soc_dai *codec_dai;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) struct snd_soc_component *component;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) struct snd_soc_card *card = rtd->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) struct apq8016_sbc_data *pdata = snd_soc_card_get_drvdata(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) int i, rval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) switch (cpu_dai->id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) case MI2S_PRIMARY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) writel(readl(pdata->spkr_iomux) | SPKR_CTL_PRI_WS_SLAVE_SEL_11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) pdata->spkr_iomux);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) case MI2S_QUATERNARY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) /* Configure the Quat MI2S to TLMM */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) writel(readl(pdata->mic_iomux) | MIC_CTRL_QUA_WS_SLAVE_SEL_10 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) MIC_CTRL_TLMM_SCLK_EN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) pdata->mic_iomux);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) case MI2S_TERTIARY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) writel(readl(pdata->mic_iomux) | MIC_CTRL_TER_WS_SLAVE_SEL |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) MIC_CTRL_TLMM_SCLK_EN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) pdata->mic_iomux);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) dev_err(card->dev, "unsupported cpu dai configuration\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) if (!pdata->jack_setup) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) struct snd_jack *jack;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) rval = snd_soc_card_jack_new(card, "Headset Jack",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) SND_JACK_HEADSET |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) SND_JACK_HEADPHONE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) SND_JACK_BTN_0 | SND_JACK_BTN_1 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) SND_JACK_BTN_2 | SND_JACK_BTN_3 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) SND_JACK_BTN_4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) &pdata->jack, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) if (rval < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) dev_err(card->dev, "Unable to add Headphone Jack\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) return rval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) jack = pdata->jack.jack;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) pdata->jack_setup = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) for_each_rtd_codec_dais(rtd, i, codec_dai) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) component = codec_dai->component;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) /* Set default mclk for internal codec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) rval = snd_soc_component_set_sysclk(component, 0, 0, DEFAULT_MCLK_RATE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) SND_SOC_CLOCK_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) if (rval != 0 && rval != -ENOTSUPP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) dev_warn(card->dev, "Failed to set mclk: %d\n", rval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) return rval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) rval = snd_soc_component_set_jack(component, &pdata->jack, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) if (rval != 0 && rval != -ENOTSUPP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) dev_warn(card->dev, "Failed to set jack: %d\n", rval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) return rval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) static void apq8016_sbc_add_ops(struct snd_soc_card *card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) struct snd_soc_dai_link *link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) for_each_card_prelinks(card, i, link)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) link->init = apq8016_sbc_dai_init;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) static const struct snd_soc_dapm_widget apq8016_sbc_dapm_widgets[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) SND_SOC_DAPM_MIC("Handset Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) SND_SOC_DAPM_MIC("Headset Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) SND_SOC_DAPM_MIC("Secondary Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) SND_SOC_DAPM_MIC("Digital Mic1", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) SND_SOC_DAPM_MIC("Digital Mic2", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) static int apq8016_sbc_platform_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) struct device *dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) struct snd_soc_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) struct apq8016_sbc_data *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) struct resource *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) if (!data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) card = &data->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) card->dev = dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) card->owner = THIS_MODULE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) card->dapm_widgets = apq8016_sbc_dapm_widgets;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) card->num_dapm_widgets = ARRAY_SIZE(apq8016_sbc_dapm_widgets);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) ret = qcom_snd_parse_of(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mic-iomux");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) data->mic_iomux = devm_ioremap_resource(dev, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) if (IS_ERR(data->mic_iomux))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) return PTR_ERR(data->mic_iomux);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "spkr-iomux");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) data->spkr_iomux = devm_ioremap_resource(dev, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) if (IS_ERR(data->spkr_iomux))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) return PTR_ERR(data->spkr_iomux);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) snd_soc_card_set_drvdata(card, data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) apq8016_sbc_add_ops(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) return devm_snd_soc_register_card(&pdev->dev, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) static const struct of_device_id apq8016_sbc_device_id[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) { .compatible = "qcom,apq8016-sbc-sndcard" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) {},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) MODULE_DEVICE_TABLE(of, apq8016_sbc_device_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) static struct platform_driver apq8016_sbc_platform_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) .name = "qcom-apq8016-sbc",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) .of_match_table = of_match_ptr(apq8016_sbc_device_id),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) .probe = apq8016_sbc_platform_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) module_platform_driver(apq8016_sbc_platform_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) MODULE_DESCRIPTION("APQ8016 ASoC Machine Driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) MODULE_LICENSE("GPL v2");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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