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can: mcp251x: Make use of device property API

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Make use of device property API in this driver so that both OF based
system and ACPI based system can use this driver.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Andy Shevchenko 2019-08-26 20:26:22 +03:00 committed by Marc Kleine-Budde
parent b4cb76961c
commit 8de29a5c34
1 changed files with 5 additions and 7 deletions
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12
drivers/net/can/spi/mcp251x.c
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@ -33,8 +33,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/property.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/spi/spi.h>
@ -894,7 +893,7 @@ static int mcp251x_open(struct net_device *net)
priv->tx_skb = NULL;
priv->tx_len = 0;
if (!spi->dev.of_node)
if (!dev_fwnode(&spi->dev))
flags = IRQF_TRIGGER_FALLING;
ret = request_threaded_irq(spi->irq, NULL, mcp251x_can_ist,
@ -986,8 +985,7 @@ MODULE_DEVICE_TABLE(spi, mcp251x_id_table);
static int mcp251x_can_probe(struct spi_device *spi)
{
const struct of_device_id *of_id = of_match_device(mcp251x_of_match,
&spi->dev);
const void *match = device_get_match_data(&spi->dev);
struct mcp251x_platform_data *pdata = dev_get_platdata(&spi->dev);
struct net_device *net;
struct mcp251x_priv *priv;
@ -1024,8 +1022,8 @@ static int mcp251x_can_probe(struct spi_device *spi)
priv->can.clock.freq = freq / 2;
priv->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES |
CAN_CTRLMODE_LOOPBACK | CAN_CTRLMODE_LISTENONLY;
if (of_id)
priv->model = (enum mcp251x_model)of_id->data;
if (match)
priv->model = (enum mcp251x_model)match;
else
priv->model = spi_get_device_id(spi)->driver_data;
priv->net = net;