ASoC: codecs: lpass-tx-macro: add support for SM8550

Add support for the TX macro codec on Qualcomm SM8550.  SM8550 does not
use NPL clock, thus add flags allowing to skip it.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20230327132254.147975-7-krzysztof.kozlowski@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/lpass-tx-macro.c

@@ -1915,7 +1915,10 @@ static int tx_macro_register_mclk_output(struct tx_macro *tx)
 	struct clk_init_data init;
 	int ret;
 
-	parent_clk_name = __clk_get_name(tx->npl);
+	if (tx->npl)
+		parent_clk_name = __clk_get_name(tx->npl);
+	else
+		parent_clk_name = __clk_get_name(tx->mclk);
 
 	init.name = clk_name;
 	init.ops = &swclk_gate_ops;
@@ -1946,10 +1949,13 @@ static int tx_macro_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct device_node *np = dev->of_node;
+	kernel_ulong_t flags;
 	struct tx_macro *tx;
 	void __iomem *base;
 	int ret, reg;
 
+	flags = (kernel_ulong_t)device_get_match_data(dev);
+
 	tx = devm_kzalloc(dev, sizeof(*tx), GFP_KERNEL);
 	if (!tx)
 		return -ENOMEM;
@@ -1966,9 +1972,11 @@ static int tx_macro_probe(struct platform_device *pdev)
 	if (IS_ERR(tx->mclk))
 		return PTR_ERR(tx->mclk);
 
-	tx->npl = devm_clk_get(dev, "npl");
-	if (IS_ERR(tx->npl))
-		return PTR_ERR(tx->npl);
+	if (flags & LPASS_MACRO_FLAG_HAS_NPL_CLOCK) {
+		tx->npl = devm_clk_get(dev, "npl");
+		if (IS_ERR(tx->npl))
+			return PTR_ERR(tx->npl);
+	}
 
 	tx->fsgen = devm_clk_get(dev, "fsgen");
 	if (IS_ERR(tx->fsgen))
@@ -2143,10 +2151,21 @@ static const struct dev_pm_ops tx_macro_pm_ops = {
 };
 
 static const struct of_device_id tx_macro_dt_match[] = {
-	{ .compatible = "qcom,sc7280-lpass-tx-macro" },
-	{ .compatible = "qcom,sm8250-lpass-tx-macro" },
-	{ .compatible = "qcom,sm8450-lpass-tx-macro" },
-	{ .compatible = "qcom,sc8280xp-lpass-tx-macro" },
+	{
+		.compatible = "qcom,sc7280-lpass-tx-macro",
+		.data = (void *)LPASS_MACRO_FLAG_HAS_NPL_CLOCK,
+	}, {
+		.compatible = "qcom,sm8250-lpass-tx-macro",
+		.data = (void *)LPASS_MACRO_FLAG_HAS_NPL_CLOCK,
+	}, {
+		.compatible = "qcom,sm8450-lpass-tx-macro",
+		.data = (void *)LPASS_MACRO_FLAG_HAS_NPL_CLOCK,
+	}, {
+		.compatible = "qcom,sm8550-lpass-tx-macro",
+	}, {
+		.compatible = "qcom,sc8280xp-lpass-tx-macro",
+		.data = (void *)LPASS_MACRO_FLAG_HAS_NPL_CLOCK,
+	},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, tx_macro_dt_match);