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authorAlexandre Belloni <alexandre.belloni@free-electrons.com>2014-05-19 22:42:34 +0200
committerThierry Reding <thierry.reding@gmail.com>2014-05-21 11:19:29 +0200
commitdc671157139918eaf61f73db1bd6dd02960b66e2 (patch)
tree1952411a956a50790e3bc86bb42fb85d94d1e5ba /drivers/pwm
parentb16001d745fbc900cc96c8ca2cd2cd08e738c421 (diff)
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>
Diffstat (limited to 'drivers/pwm')
-rw-r--r--drivers/pwm/pwm-renesas-tpu.c19
1 files changed, 3 insertions, 16 deletions
diff --git a/drivers/pwm/pwm-renesas-tpu.c b/drivers/pwm/pwm-renesas-tpu.c
index cc13ff4cfab0..3b71b42e89d5 100644
--- 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);