pwm: renesas-tpu: remove unused struct tpu_pwm_platform_data

The struct is not used anymore and the polarity initialization will be
done using the PWM lookup table (or device tree).

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

diff --git a/drivers/pwm/pwm-renesas-tpu.c b/drivers/pwm/pwm-renesas-tpu.c
index cc13ff4..3b71b42 100644 (file)
--- a/drivers/pwm/pwm-renesas-tpu.c
+++ b/drivers/pwm/pwm-renesas-tpu.c
@@ -21,13 +21,14 @@
 #include <linux/module.h>
 #include <linux/mutex.h>
 #include <linux/of.h>
-#include <linux/platform_data/pwm-renesas-tpu.h>
 #include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 #include <linux/pwm.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 
+#define TPU_CHANNEL_MAX                4
+
 #define TPU_TSTR               0x00    /* Timer start register (shared) */
 
 #define TPU_TCRn               0x00    /* Timer control register */
@@ -87,7 +88,6 @@ struct tpu_pwm_device {
 
 struct tpu_device {
        struct platform_device *pdev;
-       enum pwm_polarity polarities[TPU_CHANNEL_MAX];
        struct pwm_chip chip;
        spinlock_t lock;
 
@@ -229,7 +229,7 @@ static int tpu_pwm_request(struct pwm_chip *chip, struct pwm_device *_pwm)
 
        pwm->tpu = tpu;
        pwm->channel = _pwm->hwpwm;
-       pwm->polarity = tpu->polarities[pwm->channel];
+       pwm->polarity = PWM_POLARITY_NORMAL;
        pwm->prescaler = 0;
        pwm->period = 0;
        pwm->duty = 0;
@@ -388,16 +388,6 @@ static const struct pwm_ops tpu_pwm_ops = {
  * Probe and remove
  */
 
-static void tpu_parse_pdata(struct tpu_device *tpu)
-{
-       struct tpu_pwm_platform_data *pdata = tpu->pdev->dev.platform_data;
-       unsigned int i;
-
-       for (i = 0; i < ARRAY_SIZE(tpu->polarities); ++i)
-               tpu->polarities[i] = pdata ? pdata->channels[i].polarity
-                                  : PWM_POLARITY_NORMAL;
-}
-
 static int tpu_probe(struct platform_device *pdev)
 {
        struct tpu_device *tpu;
@@ -411,9 +401,6 @@ static int tpu_probe(struct platform_device *pdev)
        spin_lock_init(&tpu->lock);
        tpu->pdev = pdev;
 
-       /* Initialize device configuration from platform data. */
-       tpu_parse_pdata(tpu);
-
        /* Map memory, get clock and pin control. */
        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        tpu->base = devm_ioremap_resource(&pdev->dev, res);

diff --git a/include/linux/platform_data/pwm-renesas-tpu.h b/include/linux/platform_data/pwm-renesas-tpu.h
deleted file mode 100644 (file)
index a7220b1..0000000
--- a/include/linux/platform_data/pwm-renesas-tpu.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#ifndef __PWM_RENESAS_TPU_H__
-#define __PWM_RENESAS_TPU_H__
-
-#include <linux/pwm.h>
-
-#define TPU_CHANNEL_MAX                4
-
-struct tpu_pwm_channel_data {
-       enum pwm_polarity polarity;
-};
-
-struct tpu_pwm_platform_data {
-       struct tpu_pwm_channel_data channels[TPU_CHANNEL_MAX];
-};
-
-#endif /* __PWM_RENESAS_TPU_H__ */