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path: root/drivers/net/can/rcar/rcar_can.c
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Diffstat (limited to 'drivers/net/can/rcar/rcar_can.c')
-rw-r--r--drivers/net/can/rcar/rcar_can.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c
index 13e66297b65f..bf5adea9c0a3 100644
--- a/drivers/net/can/rcar/rcar_can.c
+++ b/drivers/net/can/rcar/rcar_can.c
@@ -15,11 +15,17 @@
#include <linux/can/led.h>
#include <linux/can/dev.h>
#include <linux/clk.h>
-#include <linux/can/platform/rcar_can.h>
#include <linux/of.h>
#define RCAR_CAN_DRV_NAME "rcar_can"
+/* Clock Select Register settings */
+enum CLKR {
+ CLKR_CLKP1 = 0, /* Peripheral clock (clkp1) */
+ CLKR_CLKP2 = 1, /* Peripheral clock (clkp2) */
+ CLKR_CLKEXT = 3, /* Externally input clock */
+};
+
#define RCAR_SUPPORTED_CLOCKS (BIT(CLKR_CLKP1) | BIT(CLKR_CLKP2) | \
BIT(CLKR_CLKEXT))
@@ -736,7 +742,6 @@ static const char * const clock_names[] = {
static int rcar_can_probe(struct platform_device *pdev)
{
- struct rcar_can_platform_data *pdata;
struct rcar_can_priv *priv;
struct net_device *ndev;
struct resource *mem;
@@ -745,21 +750,11 @@ static int rcar_can_probe(struct platform_device *pdev)
int err = -ENODEV;
int irq;
- if (pdev->dev.of_node) {
- of_property_read_u32(pdev->dev.of_node,
- "renesas,can-clock-select", &clock_select);
- } else {
- pdata = dev_get_platdata(&pdev->dev);
- if (!pdata) {
- dev_err(&pdev->dev, "No platform data provided!\n");
- goto fail;
- }
- clock_select = pdata->clock_select;
- }
+ of_property_read_u32(pdev->dev.of_node, "renesas,can-clock-select",
+ &clock_select);
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
- dev_err(&pdev->dev, "No IRQ resource\n");
err = irq;
goto fail;
}