Messages in this thread Patch in this message | | | From | Boris BREZILLON <> | Subject | [PATCH 2/2] pwm: atmel-tcb: fix max time computation for slow clk source | Date | Wed, 18 Sep 2013 17:06:21 +0200 |
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Use the the tcb counter width to compute the maximum time that can be represented using the slow clock source instead of the static 16 bit width.
Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com> --- drivers/pwm/pwm-atmel-tcb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pwm/pwm-atmel-tcb.c b/drivers/pwm/pwm-atmel-tcb.c index 0266969..f3dcd02 100644 --- a/drivers/pwm/pwm-atmel-tcb.c +++ b/drivers/pwm/pwm-atmel-tcb.c @@ -307,7 +307,7 @@ static int atmel_tcb_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, i = slowclk; rate = 32768; min = div_u64(NSEC_PER_SEC, rate); - max = min << 16; + max = min << tc->tcb_config->counter_width; /* If period is too big return ERANGE error */ if (max < period_ns) -- 1.7.9.5
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