Current implementation in dove_audio1_ctrl_set() does not clear corresponding register bit if BIT(0|1|2|3) of config is clear. Fix it.
Signed-off-by: Axel Lin <axel....@ingics.com> --- Hi, I don't have this hardware. I'd appreciate if someone can review and test this patch. This resend also CC Sebastian Hesselbarth and linux-arm-kernel. Thanks, Axel drivers/pinctrl/mvebu/pinctrl-dove.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/pinctrl/mvebu/pinctrl-dove.c b/drivers/pinctrl/mvebu/pinctrl-dove.c index ffe74b2..e5cc694 100644 --- a/drivers/pinctrl/mvebu/pinctrl-dove.c +++ b/drivers/pinctrl/mvebu/pinctrl-dove.c @@ -236,12 +236,23 @@ static int dove_audio1_ctrl_set(struct mvebu_mpp_ctrl *ctrl, if (config & BIT(0)) gcfg2 |= DOVE_TWSI_OPTION3_GPIO; + else + gcfg2 &= ~DOVE_TWSI_OPTION3_GPIO; + if (config & BIT(1)) gmpp |= DOVE_AU1_SPDIFO_GPIO_EN; + else + gmpp &= ~DOVE_AU1_SPDIFO_GPIO_EN; + if (config & BIT(2)) sspc1 |= DOVE_SSP_ON_AU1; + else + sspc1 &= ~DOVE_SSP_ON_AU1; + if (config & BIT(3)) mpp4 |= DOVE_AU1_GPIO_SEL; + else + mpp4 &= ~DOVE_AU1_GPIO_SEL; writel(mpp4, DOVE_MPP_CTRL4_VIRT_BASE); writel(sspc1, DOVE_SSP_CTRL_STATUS_1); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/