3 files changed, 19 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index e30ef6797c63..240db38f232c 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -293,6 +293,7 @@ static inline void omap4_cpu_resume(void)
 #endif
 
 void pdata_quirks_init(struct of_device_id *);
+void omap_auxdata_legacy_init(struct device *dev);
 void omap_pcs_legacy_init(int irq, void (*rearm)(void));
 
 struct omap_sdrc_params;
diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c
index 53f0735817bb..828f538b1c4e 100644
--- a/arch/arm/mach-omap2/omap_device.c
+++ b/arch/arm/mach-omap2/omap_device.c
@@ -36,6 +36,7 @@
 #include <linux/of.h>
 #include <linux/notifier.h>
 
+#include "common.h"
 #include "soc.h"
 #include "omap_device.h"
 #include "omap_hwmod.h"
@@ -200,6 +201,7 @@ static int _omap_device_notifier_call(struct notifier_block *nb,
         case BUS_NOTIFY_ADD_DEVICE:
                 if (pdev->dev.of_node)
                         omap_device_build_from_dt(pdev);
+                omap_auxdata_legacy_init(dev);
                 /* fall through */
         default:
                 od = to_omap_device(pdev);
diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c
index 6a7554515b6e..47afff3b9c37 100644
--- a/arch/arm/mach-omap2/pdata-quirks.c
+++ b/arch/arm/mach-omap2/pdata-quirks.c
@@ -27,6 +27,7 @@ struct pdata_init {
 };
 
 struct of_dev_auxdata omap_auxdata_lookup[];
+static struct twl4030_gpio_platform_data twl_gpio_auxdata;
 
 /*
  * Create alias for USB host PHY clock.
@@ -137,6 +138,21 @@ void omap_pcs_legacy_init(int irq, void (*rearm)(void))
 }
 
 /*
+ * GPIOs for TWL are initialized by the I2C bus and need custom
+ * handing until DSS has device tree bindings.
+ */
+void omap_auxdata_legacy_init(struct device *dev)
+{
+        if (dev->platform_data)
+                return;
+
+        if (strcmp("twl4030-gpio", dev_name(dev)))
+                return;
+
+        dev->platform_data = &twl_gpio_auxdata;
+}
+
+/*
  * Few boards still need auxdata populated before we populate
  * the dev entries in of_platform_populate().
  */