ARM: mxs/mx23evk: add auart device

Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

2 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig
index cd2fbdfc37e8..3c5ce09b8708 100644
--- a/arch/arm/mach-mxs/Kconfig
+++ b/arch/arm/mach-mxs/Kconfig
@@ -19,6 +19,7 @@ config MACH_MX23EVK
         bool "Support MX23EVK Platform"
         select SOC_IMX23
         select MXS_HAVE_AMBA_DUART
+        select MXS_HAVE_PLATFORM_AUART
         default y
         help
           Include support for MX23EVK platform. This includes specific
diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c
index aa0640052f58..0737ce2e6cfb 100644
--- a/arch/arm/mach-mxs/mach-mx23evk.c
+++ b/arch/arm/mach-mxs/mach-mx23evk.c
@@ -30,6 +30,16 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = {
         /* duart */
         MX23_PAD_PWM0__DUART_RX | MXS_PAD_4MA,
         MX23_PAD_PWM1__DUART_TX | MXS_PAD_4MA,
+
+        /* auart */
+        MX23_PAD_AUART1_RX__AUART1_RX |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        MX23_PAD_AUART1_TX__AUART1_TX |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        MX23_PAD_AUART1_CTS__AUART1_CTS |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        MX23_PAD_AUART1_RTS__AUART1_RTS |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
 };
 
 static void __init mx23evk_init(void)
@@ -37,6 +47,7 @@ static void __init mx23evk_init(void)
         mxs_iomux_setup_multiple_pads(mx23evk_pads, ARRAY_SIZE(mx23evk_pads));
 
         mx23_add_duart();
+        mx23_add_auart0();
 }
 
 static void __init mx23evk_timer_init(void)