diff options
Diffstat (limited to 'sound/soc/qcom/lpass-apq8016.c')
| -rw-r--r-- | sound/soc/qcom/lpass-apq8016.c | 92 |
1 files changed, 72 insertions, 20 deletions
diff --git a/sound/soc/qcom/lpass-apq8016.c b/sound/soc/qcom/lpass-apq8016.c index b3610d05b651..0aedb3a0a798 100644 --- a/sound/soc/qcom/lpass-apq8016.c +++ b/sound/soc/qcom/lpass-apq8016.c @@ -125,7 +125,7 @@ static struct snd_soc_dai_driver apq8016_lpass_cpu_dai_driver[] = { }; static int apq8016_lpass_alloc_dma_channel(struct lpass_data *drvdata, - int direction) + int direction, unsigned int dai_id) { struct lpass_variant *v = drvdata->variant; int chan = 0; @@ -151,7 +151,7 @@ static int apq8016_lpass_alloc_dma_channel(struct lpass_data *drvdata, return chan; } -static int apq8016_lpass_free_dma_channel(struct lpass_data *drvdata, int chan) +static int apq8016_lpass_free_dma_channel(struct lpass_data *drvdata, int chan, unsigned int dai_id) { clear_bit(chan, &drvdata->dma_ch_bit_map); @@ -161,44 +161,67 @@ static int apq8016_lpass_free_dma_channel(struct lpass_data *drvdata, int chan) static int apq8016_lpass_init(struct platform_device *pdev) { struct lpass_data *drvdata = platform_get_drvdata(pdev); + struct lpass_variant *variant = drvdata->variant; struct device *dev = &pdev->dev; - int ret; + int ret, i; - drvdata->pcnoc_mport_clk = devm_clk_get(dev, "pcnoc-mport-clk"); - if (IS_ERR(drvdata->pcnoc_mport_clk)) { - dev_err(dev, "error getting pcnoc-mport-clk: %ld\n", - PTR_ERR(drvdata->pcnoc_mport_clk)); - return PTR_ERR(drvdata->pcnoc_mport_clk); + + drvdata->clks = devm_kcalloc(dev, variant->num_clks, + sizeof(*drvdata->clks), GFP_KERNEL); + if (!drvdata->clks) + return -ENOMEM; + drvdata->num_clks = variant->num_clks; + + for (i = 0; i < drvdata->num_clks; i++) + drvdata->clks[i].id = variant->clk_name[i]; + + ret = devm_clk_bulk_get(dev, drvdata->num_clks, drvdata->clks); + if (ret) { + dev_err(dev, "Failed to get clocks %d\n", ret); + return ret; } - ret = clk_prepare_enable(drvdata->pcnoc_mport_clk); + ret = clk_bulk_prepare_enable(drvdata->num_clks, drvdata->clks); if (ret) { - dev_err(dev, "Error enabling pcnoc-mport-clk: %d\n", ret); + dev_err(dev, "apq8016 clk_enable failed\n"); return ret; } - drvdata->pcnoc_sway_clk = devm_clk_get(dev, "pcnoc-sway-clk"); - if (IS_ERR(drvdata->pcnoc_sway_clk)) { - dev_err(dev, "error getting pcnoc-sway-clk: %ld\n", - PTR_ERR(drvdata->pcnoc_sway_clk)); - return PTR_ERR(drvdata->pcnoc_sway_clk); + drvdata->ahbix_clk = devm_clk_get(dev, "ahbix-clk"); + if (IS_ERR(drvdata->ahbix_clk)) { + dev_err(dev, "error getting ahbix-clk: %ld\n", + PTR_ERR(drvdata->ahbix_clk)); + ret = PTR_ERR(drvdata->ahbix_clk); + goto err_ahbix_clk; } - ret = clk_prepare_enable(drvdata->pcnoc_sway_clk); + ret = clk_set_rate(drvdata->ahbix_clk, LPASS_AHBIX_CLOCK_FREQUENCY); if (ret) { - dev_err(dev, "Error enabling pcnoc_sway_clk: %d\n", ret); - return ret; + dev_err(dev, "error setting rate on ahbix_clk: %d\n", ret); + goto err_ahbix_clk; + } + dev_dbg(dev, "set ahbix_clk rate to %lu\n", + clk_get_rate(drvdata->ahbix_clk)); + + ret = clk_prepare_enable(drvdata->ahbix_clk); + if (ret) { + dev_err(dev, "error enabling ahbix_clk: %d\n", ret); + goto err_ahbix_clk; } return 0; + +err_ahbix_clk: + clk_bulk_disable_unprepare(drvdata->num_clks, drvdata->clks); + return ret; } static int apq8016_lpass_exit(struct platform_device *pdev) { struct lpass_data *drvdata = platform_get_drvdata(pdev); - clk_disable_unprepare(drvdata->pcnoc_mport_clk); - clk_disable_unprepare(drvdata->pcnoc_sway_clk); + clk_bulk_disable_unprepare(drvdata->num_clks, drvdata->clks); + clk_disable_unprepare(drvdata->ahbix_clk); return 0; } @@ -219,6 +242,35 @@ static struct lpass_variant apq8016_data = { .wrdma_reg_stride = 0x1000, .wrdma_channel_start = 5, .wrdma_channels = 2, + .loopback = REG_FIELD_ID(0x1000, 15, 15, 4, 0x1000), + .spken = REG_FIELD_ID(0x1000, 14, 14, 4, 0x1000), + .spkmode = REG_FIELD_ID(0x1000, 10, 13, 4, 0x1000), + .spkmono = REG_FIELD_ID(0x1000, 9, 9, 4, 0x1000), + .micen = REG_FIELD_ID(0x1000, 8, 8, 4, 0x1000), + .micmode = REG_FIELD_ID(0x1000, 4, 7, 4, 0x1000), + .micmono = REG_FIELD_ID(0x1000, 3, 3, 4, 0x1000), + .wssrc = REG_FIELD_ID(0x1000, 2, 2, 4, 0x1000), + .bitwidth = REG_FIELD_ID(0x1000, 0, 0, 4, 0x1000), + + .rdma_dyncclk = REG_FIELD_ID(0x8400, 12, 12, 2, 0x1000), + .rdma_bursten = REG_FIELD_ID(0x8400, 11, 11, 2, 0x1000), + .rdma_wpscnt = REG_FIELD_ID(0x8400, 8, 10, 2, 0x1000), + .rdma_intf = REG_FIELD_ID(0x8400, 4, 7, 2, 0x1000), + .rdma_fifowm = REG_FIELD_ID(0x8400, 1, 3, 2, 0x1000), + .rdma_enable = REG_FIELD_ID(0x8400, 0, 0, 2, 0x1000), + + .wrdma_dyncclk = REG_FIELD_ID(0xB000, 12, 12, 2, 0x1000), + .wrdma_bursten = REG_FIELD_ID(0xB000, 11, 11, 2, 0x1000), + .wrdma_wpscnt = REG_FIELD_ID(0xB000, 8, 10, 2, 0x1000), + .wrdma_intf = REG_FIELD_ID(0xB000, 4, 7, 2, 0x1000), + .wrdma_fifowm = REG_FIELD_ID(0xB000, 1, 3, 2, 0x1000), + .wrdma_enable = REG_FIELD_ID(0xB000, 0, 0, 2, 0x1000), + + .clk_name = (const char*[]) { + "pcnoc-mport-clk", + "pcnoc-sway-clk", + }, + .num_clks = 2, .dai_driver = apq8016_lpass_cpu_dai_driver, .num_dai = ARRAY_SIZE(apq8016_lpass_cpu_dai_driver), .dai_osr_clk_names = (const char *[]) { |