[PATCH v2 6/9] ASoC: codecs: lpass-tx-macro: add support for SM8550

From: Krzysztof Kozlowski
Date: Mon Mar 13 2023 - 03:58:41 EST


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@xxxxxxxxxx>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>

---

Changes since v1:
1. Move the flag define to common header
---
sound/soc/codecs/lpass-tx-macro.c | 35 ++++++++++++++++++++++++-------
1 file changed, 27 insertions(+), 8 deletions(-)

diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c
index 473d3cd39554..a01a35f2e471 100644
--- a/sound/soc/codecs/lpass-tx-macro.c
+++ b/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))
@@ -2145,10 +2153,21 @@ 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);
--
2.34.1