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Subject[PATCH 01/12] gpio: 74xx-mmio: Use of_device_get_match_data()
Date
From: Thierry Reding <treding@nvidia.com>

Use of_device_get_match_data() instead of open-coding it.

Signed-off-by: Thierry Reding <treding@nvidia.com>
---
drivers/gpio/gpio-74xx-mmio.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/gpio/gpio-74xx-mmio.c b/drivers/gpio/gpio-74xx-mmio.c
index 0475e8ec96d0..49616ec815ee 100644
--- a/drivers/gpio/gpio-74xx-mmio.c
+++ b/drivers/gpio/gpio-74xx-mmio.c
@@ -105,27 +105,22 @@ static int mmio_74xx_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)

static int mmio_74xx_gpio_probe(struct platform_device *pdev)
{
- const struct of_device_id *of_id;
struct mmio_74xx_gpio_priv *priv;
struct resource *res;
void __iomem *dat;
int err;

- of_id = of_match_device(mmio_74xx_gpio_ids, &pdev->dev);
- if (!of_id)
- return -ENODEV;
-
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;

+ priv->flags = (uintptr_t)of_device_get_match_data(&pdev->dev);
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
dat = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(dat))
return PTR_ERR(dat);

- priv->flags = (uintptr_t) of_id->data;
-
err = bgpio_init(&priv->gc, &pdev->dev,
DIV_ROUND_UP(MMIO_74XX_BIT_CNT(priv->flags), 8),
dat, NULL, NULL, NULL, NULL, 0);
--
2.17.0
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