^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) ST-Ericsson SA 2012
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Author: Ola Lilja (ola.o.lilja@stericsson.com)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * for ST-Ericsson.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * License terms:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/spi/spi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <sound/initval.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include "ux500_pcm.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include "ux500_msp_dai.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include "mop500_ab8500.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) /* Define the whole MOP500 soundcard, linking platform to the codec-drivers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) SND_SOC_DAILINK_DEFS(link1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) DAILINK_COMP_ARRAY(COMP_CPU("ux500-msp-i2s.1")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) DAILINK_COMP_ARRAY(COMP_CODEC("ab8500-codec.0", "ab8500-codec-dai.0")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) DAILINK_COMP_ARRAY(COMP_PLATFORM("ux500-msp-i2s.1")));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) SND_SOC_DAILINK_DEFS(link2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) DAILINK_COMP_ARRAY(COMP_CPU("ux500-msp-i2s.3")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) DAILINK_COMP_ARRAY(COMP_CODEC("ab8500-codec.0", "ab8500-codec-dai.1")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) DAILINK_COMP_ARRAY(COMP_PLATFORM("ux500-msp-i2s.3")));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) static struct snd_soc_dai_link mop500_dai_links[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) .name = "ab8500_0",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) .stream_name = "ab8500_0",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) .init = mop500_ab8500_machine_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) .ops = mop500_ab8500_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) SND_SOC_DAILINK_REG(link1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) .name = "ab8500_1",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) .stream_name = "ab8500_1",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) .init = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) .ops = mop500_ab8500_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) SND_SOC_DAILINK_REG(link2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) static struct snd_soc_card mop500_card = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) .name = "MOP500-card",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) .probe = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) .dai_link = mop500_dai_links,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) .num_links = ARRAY_SIZE(mop500_dai_links),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) static void mop500_of_node_put(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) for (i = 0; i < 2; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) of_node_put(mop500_dai_links[i].cpus->of_node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) /* Both links use the same codec, which is refcounted only once */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) of_node_put(mop500_dai_links[0].codecs->of_node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) static int mop500_of_probe(struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) struct device_node *np)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) struct device_node *codec_np, *msp_np[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) msp_np[0] = of_parse_phandle(np, "stericsson,cpu-dai", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) msp_np[1] = of_parse_phandle(np, "stericsson,cpu-dai", 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) codec_np = of_parse_phandle(np, "stericsson,audio-codec", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) if (!(msp_np[0] && msp_np[1] && codec_np)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) dev_err(&pdev->dev, "Phandle missing or invalid\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) for (i = 0; i < 2; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) of_node_put(msp_np[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) of_node_put(codec_np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) for (i = 0; i < 2; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) mop500_dai_links[i].cpus->of_node = msp_np[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) mop500_dai_links[i].cpus->dai_name = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) mop500_dai_links[i].platforms->of_node = msp_np[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) mop500_dai_links[i].platforms->name = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) mop500_dai_links[i].codecs->of_node = codec_np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) mop500_dai_links[i].codecs->name = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) snd_soc_of_parse_card_name(&mop500_card, "stericsson,card-name");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) static int mop500_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) struct device_node *np = pdev->dev.of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) dev_dbg(&pdev->dev, "%s: Enter.\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) mop500_card.dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) if (np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) ret = mop500_of_probe(pdev, np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) dev_dbg(&pdev->dev, "%s: Card %s: Set platform drvdata.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) __func__, mop500_card.name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) snd_soc_card_set_drvdata(&mop500_card, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) dev_dbg(&pdev->dev, "%s: Card %s: num_links = %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) __func__, mop500_card.name, mop500_card.num_links);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) dev_dbg(&pdev->dev, "%s: Card %s: DAI-link 0: name = %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) __func__, mop500_card.name, mop500_card.dai_link[0].name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) dev_dbg(&pdev->dev, "%s: Card %s: DAI-link 0: stream_name = %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) __func__, mop500_card.name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) mop500_card.dai_link[0].stream_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) ret = snd_soc_register_card(&mop500_card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) "Error: snd_soc_register_card failed (%d)!\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) static int mop500_remove(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) struct snd_soc_card *mop500_card = platform_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) pr_debug("%s: Enter.\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) snd_soc_unregister_card(mop500_card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) mop500_ab8500_remove(mop500_card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) mop500_of_node_put();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) static const struct of_device_id snd_soc_mop500_match[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) { .compatible = "stericsson,snd-soc-mop500", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) {},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) MODULE_DEVICE_TABLE(of, snd_soc_mop500_match);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) static struct platform_driver snd_soc_mop500_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) .name = "snd-soc-mop500",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) .of_match_table = snd_soc_mop500_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) .probe = mop500_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) .remove = mop500_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) module_platform_driver(snd_soc_mop500_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) MODULE_LICENSE("GPL v2");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) MODULE_DESCRIPTION("ASoC MOP500 board driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) MODULE_AUTHOR("Ola Lilja");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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