summaryrefslogtreecommitdiff
path: root/drivers/clk/meson/clk-pll.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/clk/meson/clk-pll.h')
-rw-r--r--drivers/clk/meson/clk-pll.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/clk/meson/clk-pll.h b/drivers/clk/meson/clk-pll.h
new file mode 100644
index 000000000000..55af2e285b1b
--- /dev/null
+++ b/drivers/clk/meson/clk-pll.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2019 BayLibre, SAS.
+ * Author: Jerome Brunet <jbrunet@baylibre.com>
+ */
+
+#ifndef __MESON_CLK_PLL_H
+#define __MESON_CLK_PLL_H
+
+#include <linux/clk-provider.h>
+#include <linux/regmap.h>
+#include "parm.h"
+
+struct pll_params_table {
+ unsigned int m;
+ unsigned int n;
+};
+
+struct pll_mult_range {
+ unsigned int min;
+ unsigned int max;
+};
+
+#define PLL_PARAMS(_m, _n) \
+ { \
+ .m = (_m), \
+ .n = (_n), \
+ }
+
+#define CLK_MESON_PLL_ROUND_CLOSEST BIT(0)
+
+struct meson_clk_pll_data {
+ struct parm en;
+ struct parm m;
+ struct parm n;
+ struct parm frac;
+ struct parm l;
+ struct parm rst;
+ const struct reg_sequence *init_regs;
+ unsigned int init_count;
+ const struct pll_params_table *table;
+ const struct pll_mult_range *range;
+ u8 flags;
+};
+
+extern const struct clk_ops meson_clk_pll_ro_ops;
+extern const struct clk_ops meson_clk_pll_ops;
+
+#endif /* __MESON_CLK_PLL_H */