target/linux/layerscape/patches-5.4/802-can-0007-can-flexcan-use-devm_platform_ioremap_resource-to-si.patch

   1 From 9198f241a7205bd85b89bda08fce5c2446a12e23 Mon Sep 17 00:00:00 2001
   2 From: Joakim Zhang <qiangqing.zhang@nxp.com>
   3 Date: Sun, 29 Sep 2019 08:32:09 +0000
   4 Subject: [PATCH] can: flexcan: use devm_platform_ioremap_resource() to
   5  simplify code
   6
   7 Use the new helper devm_platform_ioremap_resource() which wraps the
   8 platform_get_resource() and devm_ioremap_resource() together to simplify
   9 the code.
  10
  11 Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
  12 Reviewed-by: Sean Nyekjaer <sean@geanix.com>
  13 Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
  14 ---
  15  drivers/net/can/flexcan.c | 4 +---
  16  1 file changed, 1 insertion(+), 3 deletions(-)
  17
  18 --- a/drivers/net/can/flexcan.c
  19 +++ b/drivers/net/can/flexcan.c
  20 @@ -1548,7 +1548,6 @@ static int flexcan_probe(struct platform
  21         struct net_device *dev;
  22         struct flexcan_priv *priv;
  23         struct regulator *reg_xceiver;
  24 -       struct resource *mem;
  25         struct clk *clk_ipg = NULL, *clk_per = NULL;
  26         struct flexcan_regs __iomem *regs;
  27         int err, irq;
  28 @@ -1583,12 +1582,11 @@ static int flexcan_probe(struct platform
  29                 clock_freq = clk_get_rate(clk_per);
  30         }
  31
  32 -       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
  33         irq = platform_get_irq(pdev, 0);
  34         if (irq <= 0)
  35                 return -ENODEV;
  36
  37 -       regs = devm_ioremap_resource(&pdev->dev, mem);
  38 +       regs = devm_platform_ioremap_resource(pdev, 0);
  39         if (IS_ERR(regs))
  40                 return PTR_ERR(regs);
  41