pinctrl: sun4i: add spdif to pin description.
authorMarcus Cooper <codekipper@gmail.com>
Wed, 12 Aug 2015 17:27:48 +0000 (19:27 +0200)
committerLinus Walleij <linus.walleij@linaro.org>
Thu, 13 Aug 2015 14:03:21 +0000 (16:03 +0200)
Signed-off-by: Marcus Cooper <codekipper@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c

index 7376a97b5e65c3f27471c6a2fc90848144d507ce..862a096c5dbae3544d036e950887920b6b0105d9 100644 (file)
@@ -135,7 +135,14 @@ static const struct sunxi_desc_pin sun4i_a10_pins[] = {
        SUNXI_PIN(SUNXI_PINCTRL_PIN(B, 3),
                  SUNXI_FUNCTION(0x0, "gpio_in"),
                  SUNXI_FUNCTION(0x1, "gpio_out"),
-                 SUNXI_FUNCTION(0x2, "ir0")),          /* TX */
+                 SUNXI_FUNCTION(0x2, "ir0"),           /* TX */
+               /*
+                * The SPDIF block is not referenced at all in the A10 user
+                * manual. However it is described in the code leaked and the
+                * pin descriptions are declared in the A20 user manual which
+                * is pin compatible with this device.
+                */
+                 SUNXI_FUNCTION(0x4, "spdif")),        /* SPDIF MCLK */
        SUNXI_PIN(SUNXI_PINCTRL_PIN(B, 4),
                  SUNXI_FUNCTION(0x0, "gpio_in"),
                  SUNXI_FUNCTION(0x1, "gpio_out"),
@@ -176,11 +183,15 @@ static const struct sunxi_desc_pin sun4i_a10_pins[] = {
                  SUNXI_FUNCTION(0x0, "gpio_in"),
                  SUNXI_FUNCTION(0x1, "gpio_out"),
                  SUNXI_FUNCTION(0x2, "i2s"),           /* DI */
-                 SUNXI_FUNCTION(0x3, "ac97")),         /* DI */
+                 SUNXI_FUNCTION(0x3, "ac97"),          /* DI */
+               /* Undocumented mux function - See SPDIF MCLK above */
+                 SUNXI_FUNCTION(0x4, "spdif")),        /* SPDIF IN */
        SUNXI_PIN(SUNXI_PINCTRL_PIN(B, 13),
                  SUNXI_FUNCTION(0x0, "gpio_in"),
                  SUNXI_FUNCTION(0x1, "gpio_out"),
-                 SUNXI_FUNCTION(0x2, "spi2")),         /* CS1 */
+                 SUNXI_FUNCTION(0x2, "spi2"),          /* CS1 */
+               /* Undocumented mux function - See SPDIF MCLK above */
+                 SUNXI_FUNCTION(0x4, "spdif")),        /* SPDIF OUT */
        SUNXI_PIN(SUNXI_PINCTRL_PIN(B, 14),
                  SUNXI_FUNCTION(0x0, "gpio_in"),
                  SUNXI_FUNCTION(0x1, "gpio_out"),
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