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path: root/drivers/pinctrl/mvebu
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Diffstat (limited to 'drivers/pinctrl/mvebu')
-rw-r--r--drivers/pinctrl/mvebu/pinctrl-dove.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/pinctrl/mvebu/pinctrl-dove.c b/drivers/pinctrl/mvebu/pinctrl-dove.c
index 34693f6..40c9c3e 100644
--- a/drivers/pinctrl/mvebu/pinctrl-dove.c
+++ b/drivers/pinctrl/mvebu/pinctrl-dove.c
@@ -234,6 +234,14 @@ static int dove_audio1_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
unsigned long gmpp = readl(DOVE_MPP_GENERAL_VIRT_BASE);
unsigned long gcfg2 = readl(DOVE_GLOBAL_CONFIG_2);
+ /*
+ * clear all audio1 related bits before configure
+ */
+ gcfg2 &= ~DOVE_TWSI_OPTION3_GPIO;
+ gmpp &= ~DOVE_AU1_SPDIFO_GPIO_EN;
+ sspc1 &= ~DOVE_SSP_ON_AU1;
+ mpp4 &= ~DOVE_AU1_GPIO_SEL;
+
if (config & BIT(0))
gcfg2 |= DOVE_TWSI_OPTION3_GPIO;
if (config & BIT(1))