diff options
Diffstat (limited to 'drivers/pwm/pwm-imx.c')
| -rw-r--r-- | drivers/pwm/pwm-imx.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/pwm/pwm-imx.c b/drivers/pwm/pwm-imx.c index 3f5677b7690e..2b7c4f88b461 100644 --- a/drivers/pwm/pwm-imx.c +++ b/drivers/pwm/pwm-imx.c @@ -43,7 +43,6 @@ struct imx_chip { struct clk *clk_per; struct clk *clk_ipg; - int enabled; void __iomem *mmio_base; struct pwm_chip chip; @@ -135,7 +134,7 @@ static int imx_pwm_config_v2(struct pwm_chip *chip, MX3_PWMCR_DOZEEN | MX3_PWMCR_WAITEN | MX3_PWMCR_DBGEN | MX3_PWMCR_CLKSRC_IPG_HIGH; - if (imx->enabled) + if (test_bit(PWMF_ENABLED, &pwm->flags)) cr |= MX3_PWMCR_EN; writel(cr, imx->mmio_base + MX3_PWMCR); @@ -186,8 +185,6 @@ static int imx_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm) imx->set_enable(chip, true); - imx->enabled = 1; - return 0; } @@ -198,7 +195,6 @@ static void imx_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm) imx->set_enable(chip, false); clk_disable_unprepare(imx->clk_per); - imx->enabled = 0; } static struct pwm_ops imx_pwm_ops = { @@ -269,11 +265,6 @@ static int imx_pwm_probe(struct platform_device *pdev) imx->chip.npwm = 1; r = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (r == NULL) { - dev_err(&pdev->dev, "no memory resource defined\n"); - return -ENODEV; - } - imx->mmio_base = devm_ioremap_resource(&pdev->dev, r); if (IS_ERR(imx->mmio_base)) return PTR_ERR(imx->mmio_base); @@ -304,6 +295,7 @@ static int imx_pwm_remove(struct platform_device *pdev) static struct platform_driver imx_pwm_driver = { .driver = { .name = "imx-pwm", + .owner = THIS_MODULE, .of_match_table = of_match_ptr(imx_pwm_dt_ids), }, .probe = imx_pwm_probe, |