diff options
Diffstat (limited to 'arch/arm/plat-mxc/pwm.c')
| -rw-r--r-- | arch/arm/plat-mxc/pwm.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c index 088b57e2f76e..17f36c10c5c3 100644 --- a/arch/arm/plat-mxc/pwm.c +++ b/arch/arm/plat-mxc/pwm.c @@ -58,6 +58,8 @@ struct pwm_device { unsigned int use_count; unsigned int pwm_id; int pwmo_invert; + void (*enable_pwm_pad)(void); + void (*disable_pwm_pad)(void); }; int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns) @@ -142,12 +144,19 @@ int pwm_enable(struct pwm_device *pwm) reg = readl(pwm->mmio_base + MX3_PWMCR); reg |= MX3_PWMCR_EN; writel(reg, pwm->mmio_base + MX3_PWMCR); + + if (pwm->enable_pwm_pad) + pwm->enable_pwm_pad(); + return rc; } EXPORT_SYMBOL(pwm_enable); void pwm_disable(struct pwm_device *pwm) { + if (pwm->disable_pwm_pad) + pwm->disable_pwm_pad(); + writel(0, pwm->mmio_base + MX3_PWMCR); if (pwm->clk_enabled) { @@ -227,8 +236,11 @@ static int __devinit mxc_pwm_probe(struct platform_device *pdev) pwm->use_count = 0; pwm->pwm_id = pdev->id; pwm->pdev = pdev; - if (plat_data != NULL) + if (plat_data != NULL) { pwm->pwmo_invert = plat_data->pwmo_invert; + pwm->enable_pwm_pad = plat_data->enable_pwm_pad; + pwm->disable_pwm_pad = plat_data->disable_pwm_pad; + } r = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (r == NULL) { |