clk: spacemit: prepare common ccu header

In order to prepare adding clock driver for new K3 SoC, extract generic
code to a separate common ccu header file, so they are not defined
in K1 SoC-specific file, and then can be shared by all clock drivers.

Link: https://lore.kernel.org/r/20260108-06-k1-clk-common-v4-1-badf635993d3@gentoo.org
Reviewed-by: Alex Elder <elder@riscstar.com>
Signed-off-by: Yixun Lan <dlan@gentoo.org>

Author: dlan17

include/soc/spacemit/ccu.h

@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __SOC_SPACEMIT_CCU_H__
+#define __SOC_SPACEMIT_CCU_H__
+
+#include <linux/auxiliary_bus.h>
+#include <linux/regmap.h>
+
+/* Auxiliary device used to represent a CCU reset controller */
+struct spacemit_ccu_adev {
+	struct auxiliary_device adev;
+	struct regmap *regmap;
+};
+
+static inline struct spacemit_ccu_adev *
+to_spacemit_ccu_adev(struct auxiliary_device *adev)
+{
+	return container_of(adev, struct spacemit_ccu_adev, adev);
+}
+
+#endif /* __SOC_SPACEMIT_CCU_H__ */

include/soc/spacemit/k1-syscon.h

@@ -5,17 +5,7 @@
 #ifndef __SOC_K1_SYSCON_H__
 #define __SOC_K1_SYSCON_H__
 
-/* Auxiliary device used to represent a CCU reset controller */
-struct spacemit_ccu_adev {
-	struct auxiliary_device adev;
-	struct regmap *regmap;
-};
-
-static inline struct spacemit_ccu_adev *
-to_spacemit_ccu_adev(struct auxiliary_device *adev)
-{
-	return container_of(adev, struct spacemit_ccu_adev, adev);
-}
+#include "ccu.h"
 
 /* APBS register offset */
 #define APBS_PLL1_SWCR1			0x100