From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: Mon, 12 Mar 2018 13:42:09 +0000 (+0100)
Subject: pinctrl: sh-pfc: Add SH_PFC_PIN_GROUP_ALIAS()
X-Git-Tag: v5.15~9150^2~21^2~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=43a51cd5d623c6142ca050dffc25d5e9972a7a12;p=platform%2Fkernel%2Flinux-starfive.git

pinctrl: sh-pfc: Add SH_PFC_PIN_GROUP_ALIAS()

Add a macro to refer to another pin group with a different name.

This will be used to rename wrongly-named pin groups, while retaining
backwards compatibility with old DTBs.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
---

diff --git a/drivers/pinctrl/sh-pfc/sh_pfc.h b/drivers/pinctrl/sh-pfc/sh_pfc.h
index 62d3680..7fad897 100644
--- a/drivers/pinctrl/sh-pfc/sh_pfc.h
+++ b/drivers/pinctrl/sh-pfc/sh_pfc.h
@@ -39,13 +39,14 @@ struct sh_pfc_pin {
 	unsigned int configs;
 };
 
-#define SH_PFC_PIN_GROUP(n)				\
+#define SH_PFC_PIN_GROUP_ALIAS(alias, n)		\
 	{						\
-		.name = #n,				\
+		.name = #alias,				\
 		.pins = n##_pins,			\
 		.mux = n##_mux,				\
 		.nr_pins = ARRAY_SIZE(n##_pins),	\
 	}
+#define SH_PFC_PIN_GROUP(n)	SH_PFC_PIN_GROUP_ALIAS(n, n)
 
 struct sh_pfc_pin_group {
 	const char *name;