arm: kirkwood: add pinmux option for the SDIO interface on 88F6282

This commit adds a pinmux option, pmx_sdio, to enable the muxing of
the SDIO interface on the 88F6282 SoC from Marvell.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/kirkwood-6282.dtsi b/arch/arm/boot/dts/kirkwood-6282.dtsi
index 4ccea2130a6c..ff00dbb28988 100644
--- a/arch/arm/boot/dts/kirkwood-6282.dtsi
+++ b/arch/arm/boot/dts/kirkwood-6282.dtsi
@@ -30,6 +30,11 @@
                                 marvell,pins = "mpp13", "mpp14";
                                 marvell,function = "uart1";
                         };
+                        pmx_sdio: pmx-sdio {
+                                marvell,pins = "mpp12", "mpp13", "mpp14",
+                                               "mpp15", "mpp16", "mpp17";
+                                marvell,function = "sdio";
+                        };
                 };
 
                 i2c@11100 {