ARM: imx: enable pinctrl dummy states

Enable pinctrl dummy states for imx platforms without pinctrl
support.

Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Dong Aisheng <dong.aisheng@linaro.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 74127389e7ab..9128d15b1eb7 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -19,6 +19,7 @@
 #include <linux/mm.h>
 #include <linux/init.h>
 #include <linux/err.h>
+#include <linux/pinctrl/machine.h>
 
 #include <asm/pgtable.h>
 #include <asm/system_misc.h>
@@ -267,6 +268,7 @@ void __init imx35_soc_init(void)
         mxc_register_gpio("imx31-gpio", 1, MX35_GPIO2_BASE_ADDR, SZ_16K, MX35_INT_GPIO2, 0);
         mxc_register_gpio("imx31-gpio", 2, MX35_GPIO3_BASE_ADDR, SZ_16K, MX35_INT_GPIO3, 0);
 
+        pinctrl_provide_dummies();
         if (to_version == 1) {
                 strncpy(imx35_sdma_pdata.fw_name, "sdma-imx35-to1.bin",
                         strlen(imx35_sdma_pdata.fw_name));