Re: [PATCH] rtc: snvs: use devm_platform_ioremap_resource() to simplify code

From: Mukesh Ojha
Date: Mon Apr 01 2019 - 03:57:31 EST



On 4/1/2019 10:59 AM, Anson Huang wrote:
Use the new helper devm_platform_ioremap_resource() which wraps the
platform_get_resource() and devm_ioremap_resource() together, to
simplify the code.

Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
drivers/rtc/rtc-snvs.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/rtc/rtc-snvs.c b/drivers/rtc/rtc-snvs.c
index ce73eab..e0edd594 100644
--- a/drivers/rtc/rtc-snvs.c
+++ b/drivers/rtc/rtc-snvs.c
@@ -272,7 +272,6 @@ static const struct regmap_config snvs_rtc_config = {
static int snvs_rtc_probe(struct platform_device *pdev)
{
struct snvs_rtc_data *data;
- struct resource *res;
int ret;
void __iomem *mmio;
@@ -284,9 +283,8 @@ static int snvs_rtc_probe(struct platform_device *pdev)
if (IS_ERR(data->regmap)) {
dev_warn(&pdev->dev, "snvs rtc: you use old dts file, please update it\n");
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
Remove this blank line.

Reviewed-by: Mukesh Ojha <mojha@xxxxxxxxxxxxxx>

Cheers,
-Mukesh

- mmio = devm_ioremap_resource(&pdev->dev, res);
+ mmio = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(mmio))
return PTR_ERR(mmio);