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-rw-r--r--arch/m68k/include/asm/mcfclk.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/mcfclk.h b/arch/m68k/include/asm/mcfclk.h
new file mode 100644
index 000000000..4e9a6b827
--- /dev/null
+++ b/arch/m68k/include/asm/mcfclk.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mcfclk.h -- coldfire specific clock structure
+ */
+
+
+#ifndef mcfclk_h
+#define mcfclk_h
+
+struct clk;
+
+struct clk_ops {
+ void (*enable)(struct clk *);
+ void (*disable)(struct clk *);
+};
+
+struct clk {
+ struct clk_ops *clk_ops;
+ unsigned long rate;
+ unsigned long enabled;
+ u8 slot;
+};
+
+#ifdef MCFPM_PPMCR0
+extern struct clk_ops clk_ops0;
+#ifdef MCFPM_PPMCR1
+extern struct clk_ops clk_ops1;
+#endif /* MCFPM_PPMCR1 */
+
+extern struct clk_ops clk_ops2;
+
+#define DEFINE_CLK(clk_bank, clk_name, clk_slot, clk_rate) \
+static struct clk __clk_##clk_bank##_##clk_slot = { \
+ .clk_ops = &clk_ops##clk_bank, \
+ .rate = clk_rate, \
+ .slot = clk_slot, \
+}
+
+void __clk_init_enabled(struct clk *);
+void __clk_init_disabled(struct clk *);
+#else
+#define DEFINE_CLK(clk_ref, clk_name, clk_rate) \
+ static struct clk clk_##clk_ref = { \
+ .rate = clk_rate, \
+ }
+#endif /* MCFPM_PPMCR0 */
+
+#endif /* mcfclk_h */