diff options
Diffstat (limited to 'drivers/pwm/pwm-tiehrpwm.c')
| -rw-r--r-- | drivers/pwm/pwm-tiehrpwm.c | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c index c791720d27b0..b5c6b0636893 100644 --- a/drivers/pwm/pwm-tiehrpwm.c +++ b/drivers/pwm/pwm-tiehrpwm.c @@ -27,8 +27,6 @@ #include <linux/pm_runtime.h> #include <linux/of_device.h> -#include "pwm-tipwmss.h" - /* EHRPWM registers and bits definitions */ /* Time base module registers */ @@ -439,7 +437,6 @@ static int ehrpwm_pwm_probe(struct platform_device *pdev) struct resource *r; struct clk *clk; struct ehrpwm_pwm_chip *pc; - u16 status; pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL); if (!pc) @@ -496,27 +493,9 @@ static int ehrpwm_pwm_probe(struct platform_device *pdev) } pm_runtime_enable(&pdev->dev); - pm_runtime_get_sync(&pdev->dev); - - status = pwmss_submodule_state_change(pdev->dev.parent, - PWMSS_EPWMCLK_EN); - if (!(status & PWMSS_EPWMCLK_EN_ACK)) { - dev_err(&pdev->dev, "PWMSS config space clock enable failed\n"); - ret = -EINVAL; - goto pwmss_clk_failure; - } - - pm_runtime_put_sync(&pdev->dev); platform_set_drvdata(pdev, pc); return 0; - -pwmss_clk_failure: - pm_runtime_put_sync(&pdev->dev); - pm_runtime_disable(&pdev->dev); - pwmchip_remove(&pc->chip); - clk_unprepare(pc->tbclk); - return ret; } static int ehrpwm_pwm_remove(struct platform_device *pdev) @@ -525,14 +504,6 @@ static int ehrpwm_pwm_remove(struct platform_device *pdev) clk_unprepare(pc->tbclk); - pm_runtime_get_sync(&pdev->dev); - /* - * Due to hardware misbehaviour, acknowledge of the stop_req - * is missing. Hence checking of the status bit skipped. - */ - pwmss_submodule_state_change(pdev->dev.parent, PWMSS_EPWMCLK_STOP_REQ); - pm_runtime_put_sync(&pdev->dev); - pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); return pwmchip_remove(&pc->chip); |