[PATCH] pwm: imx: set can_sleep flag for imx_pwm_v2

[Shawn Guo]

The .config() hook of imx_pwm_data_v2 calls clk_get_rate() which might
sleep, so we need to set can_sleep flag on it.

Signed-off-by: Shawn Guo <shawn.guo at freescale.com>
---
 drivers/pwm/pwm-imx.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/pwm/pwm-imx.c b/drivers/pwm/pwm-imx.c
index d797c7b84c3f..ab3809fb36a7 100644
--- a/drivers/pwm/pwm-imx.c
+++ b/drivers/pwm/pwm-imx.c
@@ -272,6 +272,9 @@ static int imx_pwm_probe(struct platform_device *pdev)
 	imx->config = data->config;
 	imx->set_enable = data->set_enable;
 
+	if (data == &imx_pwm_data_v2)
+		imx->chip.can_sleep = true;
+
 	ret = pwmchip_add(&imx->chip);
 	if (ret < 0)
 		return ret;
-- 
1.8.3.2