diff options
| -rw-r--r-- | drivers/pinctrl/sunxi/pinctrl-sun6i-a31.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun6i-a31.c b/drivers/pinctrl/sunxi/pinctrl-sun6i-a31.c index 022863ab0c58..a70b52957e24 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sun6i-a31.c +++ b/drivers/pinctrl/sunxi/pinctrl-sun6i-a31.c @@ -896,10 +896,18 @@ static const struct sunxi_desc_pin sun6i_a31_pins[] = { SUNXI_FUNCTION(0x1, "gpio_out")), SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 27), SUNXI_FUNCTION(0x0, "gpio_in"), - SUNXI_FUNCTION(0x1, "gpio_out")), + SUNXI_FUNCTION(0x1, "gpio_out"), + /* + * The SPDIF block is not referenced at all in the A31 user + * manual. However it is described in the code leaked and the + * configuration files supplied by vendors. + */ + SUNXI_FUNCTION(0x3, "spdif")), /* SPDIF IN */ SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 28), SUNXI_FUNCTION(0x0, "gpio_in"), - SUNXI_FUNCTION(0x1, "gpio_out")), + SUNXI_FUNCTION(0x1, "gpio_out"), + /* Undocumented mux function - see above */ + SUNXI_FUNCTION(0x3, "spdif")), /* SPDIF OUT */ SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 29), SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), |