diff options
Diffstat (limited to 'drivers/pwm/pwm-brcmstb.c')
| -rw-r--r-- | drivers/pwm/pwm-brcmstb.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/pwm/pwm-brcmstb.c b/drivers/pwm/pwm-brcmstb.c index 99974390aa38..3db3f96edf78 100644 --- a/drivers/pwm/pwm-brcmstb.c +++ b/drivers/pwm/pwm-brcmstb.c @@ -53,7 +53,6 @@ struct brcmstb_pwm { void __iomem *base; - spinlock_t lock; struct clk *clk; struct pwm_chip chip; }; @@ -159,7 +158,6 @@ done: * generator output a base frequency for the constant frequency * generator to derive from. */ - spin_lock(&p->lock); brcmstb_pwm_writel(p, cword >> 8, PWM_CWORD_MSB(channel)); brcmstb_pwm_writel(p, cword & 0xff, PWM_CWORD_LSB(channel)); @@ -171,7 +169,6 @@ done: /* Configure on and period value */ brcmstb_pwm_writel(p, pc, PWM_PERIOD(channel)); brcmstb_pwm_writel(p, dc, PWM_ON(channel)); - spin_unlock(&p->lock); return 0; } @@ -182,7 +179,6 @@ static inline void brcmstb_pwm_enable_set(struct brcmstb_pwm *p, unsigned int shift = channel * CTRL_CHAN_OFFS; u32 value; - spin_lock(&p->lock); value = brcmstb_pwm_readl(p, PWM_CTRL); if (enable) { @@ -194,7 +190,6 @@ static inline void brcmstb_pwm_enable_set(struct brcmstb_pwm *p, } brcmstb_pwm_writel(p, value, PWM_CTRL); - spin_unlock(&p->lock); } static int brcmstb_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, @@ -243,8 +238,6 @@ static int brcmstb_pwm_probe(struct platform_device *pdev) if (!p) return -ENOMEM; - spin_lock_init(&p->lock); - p->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(p->clk)) { dev_err(&pdev->dev, "failed to obtain clock\n"); |