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authorLinus Torvalds <torvalds@linux-foundation.org>2012-12-15 12:52:42 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-15 12:52:42 -0800
commite81d372ff9f694e13fa46e8b5aaed505c7fd2a1f (patch)
tree058d5004b6ca7602aaec6ef2d992be9c71a8e81c /drivers/leds/leds-renesas-tpu.c
parent75e300c8ba5864367634d946c729d8fd05c1cbc2 (diff)
parent2f05e1d4458f9cb68d4d36fb47e6830fec03c80e (diff)
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds
Pull LED subsystem update from Bryan Wu. * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds: (47 commits) leds: leds-lp5521: return an error code on error in probe() leds: leds-clevo-mail: Use pr_* instead of printks leds: leds-rb532: Fix checkpatch errors leds: led-triggers: Fix checkpatch warnings leds: ledtrig-backlight: Fix checkpatch error leds: leds-wrap: Use <linux/io.h> instead of <asm/io.h> leds: leds-wm8350: Use dev_err instead of printk leds: leds-pwm: Fix checkpatch warning leds: leds-pca955x: Use dev_info instead of printk leds: leds-net48xx: Use linux/io.h instead of asm/io.h leds: leds-lt3593: Fix checkpatch warnings leds: leds-gpio: Use dev_info instead of printk leds: leds-da903x: Fix checkpatch error and warnings leds: leds-bd2802: Fix checkpatch warnings leds: leds-adp5520: Fix checkpatch warnings leds: led-class: Fix checkpatch warning leds: leds-ns2: use devm_gpio_request_one leds: leds-lt3593: use devm_gpio_request_one leds: leds-gpio: use devm_gpio_request_one leds: lp3944: Fix return value ...
Diffstat (limited to 'drivers/leds/leds-renesas-tpu.c')
-rw-r--r--drivers/leds/leds-renesas-tpu.c25
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/leds/leds-renesas-tpu.c b/drivers/leds/leds-renesas-tpu.c
index bc8984795a3e..e0fff1ca5923 100644
--- a/drivers/leds/leds-renesas-tpu.c
+++ b/drivers/leds/leds-renesas-tpu.c
@@ -204,10 +204,10 @@ static void r_tpu_set_pin(struct r_tpu_priv *p, enum r_tpu_pin new_state,
if (p->pin_state == R_TPU_PIN_GPIO_FN)
gpio_free(cfg->pin_gpio_fn);
- if (new_state == R_TPU_PIN_GPIO) {
- gpio_request(cfg->pin_gpio, cfg->name);
- gpio_direction_output(cfg->pin_gpio, !!brightness);
- }
+ if (new_state == R_TPU_PIN_GPIO)
+ gpio_request_one(cfg->pin_gpio, GPIOF_DIR_OUT | !!brightness,
+ cfg->name);
+
if (new_state == R_TPU_PIN_GPIO_FN)
gpio_request(cfg->pin_gpio_fn, cfg->name);
@@ -263,18 +263,18 @@ static int r_tpu_probe(struct platform_device *pdev)
}
/* map memory, let mapbase point to our channel */
- p->mapbase = ioremap_nocache(res->start, resource_size(res));
+ p->mapbase = devm_ioremap_nocache(&pdev->dev, res->start,
+ resource_size(res));
if (p->mapbase == NULL) {
dev_err(&pdev->dev, "failed to remap I/O memory\n");
return -ENXIO;
}
/* get hold of clock */
- p->clk = clk_get(&pdev->dev, NULL);
+ p->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(p->clk)) {
dev_err(&pdev->dev, "cannot get clock\n");
- ret = PTR_ERR(p->clk);
- goto err0;
+ return PTR_ERR(p->clk);
}
p->pdev = pdev;
@@ -293,7 +293,7 @@ static int r_tpu_probe(struct platform_device *pdev)
p->ldev.flags |= LED_CORE_SUSPENDRESUME;
ret = led_classdev_register(&pdev->dev, &p->ldev);
if (ret < 0)
- goto err1;
+ goto err0;
/* max_brightness may be updated by the LED core code */
p->min_rate = p->ldev.max_brightness * p->refresh_rate;
@@ -301,11 +301,8 @@ static int r_tpu_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
return 0;
- err1:
- r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF);
- clk_put(p->clk);
err0:
- iounmap(p->mapbase);
+ r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF);
return ret;
}
@@ -320,9 +317,7 @@ static int r_tpu_remove(struct platform_device *pdev)
r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF);
pm_runtime_disable(&pdev->dev);
- clk_put(p->clk);
- iounmap(p->mapbase);
return 0;
}