Messages in this thread Patch in this message | | | From | Krzysztof Kozlowski <> | Subject | [PATCH v3 3/6] dmaengine: ti: deprecate '#dma-channels' | Date | Tue, 3 May 2022 08:51:58 +0200 |
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The generic property, used in most of the drivers and defined in generic dma-common DT bindings, is 'dma-channels'. Switch to new property while keeping backward compatibility.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Tony Lindgren <tony@atomide.com> --- drivers/dma/ti/cppi41.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/dma/ti/cppi41.c b/drivers/dma/ti/cppi41.c index 062bd9bd4de0..695915dba707 100644 --- a/drivers/dma/ti/cppi41.c +++ b/drivers/dma/ti/cppi41.c @@ -1105,8 +1105,12 @@ static int cppi41_dma_probe(struct platform_device *pdev) cdd->qmgr_num_pend = glue_info->qmgr_num_pend; cdd->first_completion_queue = glue_info->first_completion_queue; + /* Parse new and deprecated dma-channels properties */ ret = of_property_read_u32(dev->of_node, - "#dma-channels", &cdd->n_chans); + "dma-channels", &cdd->n_chans); + if (ret) + ret = of_property_read_u32(dev->of_node, + "#dma-channels", &cdd->n_chans); if (ret) goto err_get_n_chans; -- 2.32.0
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