mfd: twl-core: Register twl4030-madc child only for twl4030 class

twl4030-madc driver can only handle twl4030 class MADC. The newer revisions
of twl does not have MADC, instead they have different IP called GPADC which
is not backward compatible.

Acked-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index 4ae6423..2624668 100644 (file)
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -646,7 +646,8 @@ add_children(struct twl4030_platform_data *pdata, unsigned irq_base,
                        return PTR_ERR(child);
        }
 
-       if (IS_ENABLED(CONFIG_TWL4030_MADC) && pdata->madc) {
+       if (IS_ENABLED(CONFIG_TWL4030_MADC) && pdata->madc &&
+           twl_class_is_4030()) {
                child = add_child(2, "twl4030_madc",
                                pdata->madc, sizeof(*pdata->madc),
                                true, irq_base + MADC_INTR_OFFSET, 0);