VIN data groups may appear on different sets of pins, usually named
"vinX_data_[a|b]". The existing VIN_DATA_PIN_GROUP() does not support appending
the 'a' or 'b' suffix, leading to the definition of groups names not consistent
with the ones defined using SH_PFC_PIN_GROUP() macro.

Fix this by adding a macro that supports appending suffixes when required.

Signed-off-by: Jacopo Mondi <[email protected]>
---
 drivers/pinctrl/sh-pfc/sh_pfc.h | 20 +++++++++++++++-----
 1 file changed, 15 insertions(+), 5 deletions(-)

diff --git a/drivers/pinctrl/sh-pfc/sh_pfc.h b/drivers/pinctrl/sh-pfc/sh_pfc.h
index 458ae0a..2930e9a 100644
--- a/drivers/pinctrl/sh-pfc/sh_pfc.h
+++ b/drivers/pinctrl/sh-pfc/sh_pfc.h
@@ -54,17 +54,27 @@ struct sh_pfc_pin_group {
 
 /*
  * Using union vin_data saves memory occupied by the VIN data pins.
- * VIN_DATA_PIN_GROUP() is  a macro  used  to describe the VIN pin groups
- * in this case.
+ *
+ * VIN_DATA_PIN_GROUP() is  a macro  used  to describe the VIN pin groups,
+ * while VIN_DATA_PIN_GROUP_VER() is used when the same pin group can appear
+ * on different sets of pins.
  */
-#define VIN_DATA_PIN_GROUP(n, s)                               \
-       {                                                       \
-               .name = #n#s,                                   \
+#define __VIN_DATA_PIN_GROUP(n, s)                             \
                .pins = n##_pins.data##s,                       \
                .mux = n##_mux.data##s,                         \
                .nr_pins = ARRAY_SIZE(n##_pins.data##s),        \
        }
 
+#define VIN_DATA_PIN_GROUP(n, s)                               \
+       {                                                       \
+               .name = #n#s,                                   \
+               __VIN_DATA_PIN_GROUP(n, s)
+
+#define VIN_DATA_PIN_GROUP_VER(n, v, s)                                \
+       {                                                       \
+               .name = #n#s"_"#v,                              \
+               __VIN_DATA_PIN_GROUP(n##_##v, s)
+
 union vin_data {
        unsigned int data24[24];
        unsigned int data20[20];
-- 
2.7.4

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