Re: [PATCH v2 05/25] mtd: nand: qcom: remove redundant chip select compatible string

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On Wed, 19 Jul 2017 17:17:53 +0530
Abhishek Sahu <absahu@xxxxxxxxxxxxxx> wrote:

> Currently the compatible “qcom,nandcs” is being used for each
> connected NAND device to support for multiple NAND devices in the
> same bus. The same thing can be achieved by looking reg property
> for each sub nodes which contains the chip select number so this
> patch removes the use of “qcom,nandcs” for specifying NAND device
> sub nodes.
> 
> Since there is no user for this driver currently in so
> changing compatible string is safe.
> 
> Signed-off-by: Abhishek Sahu <absahu@xxxxxxxxxxxxxx>

Applied to nand/next.

Thanks,

Boris

> ---
>  drivers/mtd/nand/qcom_nandc.c | 26 ++++++++++++--------------
>  1 file changed, 12 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/mtd/nand/qcom_nandc.c b/drivers/mtd/nand/qcom_nandc.c
> index 8fa2f0c..110a26a 100644
> --- a/drivers/mtd/nand/qcom_nandc.c
> +++ b/drivers/mtd/nand/qcom_nandc.c
> @@ -2129,22 +2129,20 @@ static int qcom_nandc_probe(struct platform_device *pdev)
>  		goto err_setup;
>  
>  	for_each_available_child_of_node(dn, child) {
> -		if (of_device_is_compatible(child, "qcom,nandcs")) {
> -			host = devm_kzalloc(dev, sizeof(*host), GFP_KERNEL);
> -			if (!host) {
> -				of_node_put(child);
> -				ret = -ENOMEM;
> -				goto err_cs_init;
> -			}
> -
> -			ret = qcom_nand_host_init(nandc, host, child);
> -			if (ret) {
> -				devm_kfree(dev, host);
> -				continue;
> -			}
> +		host = devm_kzalloc(dev, sizeof(*host), GFP_KERNEL);
> +		if (!host) {
> +			of_node_put(child);
> +			ret = -ENOMEM;
> +			goto err_cs_init;
> +		}
>  
> -			list_add_tail(&host->node, &nandc->host_list);
> +		ret = qcom_nand_host_init(nandc, host, child);
> +		if (ret) {
> +			devm_kfree(dev, host);
> +			continue;
>  		}
> +
> +		list_add_tail(&host->node, &nandc->host_list);
>  	}
>  
>  	if (list_empty(&nandc->host_list)) {

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