From: bui duc phuc <[email protected]>
The current device tree binding does not describe the spba clock
as optional. However, the driver currently continues probing when
devm_clk_get() returns an error.
Return -EPROBE_DEFER when the clock provider is not ready, allowing
the driver to retry probing later. Preserve the existing behavior
for other errors.
Fixes: 13b8a97a760e ("ASoC: fsl_asrc: spba clock is needed by asrc device")
Signed-off-by: bui duc phuc <[email protected]>
---
sound/soc/fsl/fsl_asrc.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
index 055593d5d37b..c91ffb5e0c5e 100644
--- a/sound/soc/fsl/fsl_asrc.c
+++ b/sound/soc/fsl/fsl_asrc.c
@@ -1315,8 +1315,11 @@ static int fsl_asrc_probe(struct platform_device *pdev)
"failed to get ipg clock\n");
asrc->spba_clk = devm_clk_get(&pdev->dev, "spba");
- if (IS_ERR(asrc->spba_clk))
+ if (IS_ERR(asrc->spba_clk)) {
+ if (PTR_ERR(asrc->spba_clk) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
dev_warn(&pdev->dev, "failed to get spba clock\n");
+ }
for (i = 0; i < ASRC_CLK_MAX_NUM; i++) {
sprintf(tmp, "asrck_%x", i);
--
2.43.0
