diff options
| author | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2022-04-27 19:11:23 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2022-05-19 20:28:02 +0300 |
| commit | a725e582d720066e49034f8980af57a720d75127 (patch) | |
| tree | 9c42bb48bbe5b9a8299233e2774772cfde4ac7ee /drivers/dma | |
| parent | 607c04a0441ff477666dca4744e94f555aa8fd65 (diff) | |
| download | linux-a725e582d720066e49034f8980af57a720d75127.tar.xz | |
dmaengine: ti: deprecate '#dma-channels'
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>
Link: https://lore.kernel.org/r/20220427161126.647073-4-krzysztof.kozlowski@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/ti/cppi41.c | 6 |
1 files changed, 5 insertions, 1 deletions
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; |