am33xx: add a pulldown macro to pinmux config

Signed-off-by: Lars Poeschel <poeschel@lemonage.de>

diff --git a/arch/arm/include/asm/arch-am33xx/mux.h b/arch/arm/include/asm/arch-am33xx/mux.h
index aed6b00cc683c9dff7cdcd4790402b8d2698fe54..460ac1c02dc6db3ee5ae5dab8b4b13623d329acc 100644 (file)
--- a/arch/arm/include/asm/arch-am33xx/mux.h
+++ b/arch/arm/include/asm/arch-am33xx/mux.h
@@ -25,7 +25,8 @@
 /* PAD Control Fields */
 #define SLEWCTRL       (0x1 << 6)
 #define RXACTIVE       (0x1 << 5)
-#define PULLUP_EN      (0x1 << 4) /* Pull UP Selection */
+#define PULLDOWN_EN    (0x0 << 4) /* Pull Down Selection */
+#define PULLUP_EN      (0x1 << 4) /* Pull Up Selection */
 #define PULLUDEN       (0x0 << 3) /* Pull up enabled */
 #define PULLUDDIS      (0x1 << 3) /* Pull up disabled */
 #define MODE(val)      val     /* used for Readability */