[Feature] add GA346 baseline version
Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/drivers/clk/meson/clkc.h b/src/kernel/linux/v4.19/drivers/clk/meson/clkc.h
new file mode 100644
index 0000000..24cec16
--- /dev/null
+++ b/src/kernel/linux/v4.19/drivers/clk/meson/clkc.h
@@ -0,0 +1,124 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2015 Endless Mobile, Inc.
+ * Author: Carlo Caione <carlo@endlessm.com>
+ */
+
+#ifndef __CLKC_H
+#define __CLKC_H
+
+#include <linux/clk-provider.h>
+#include "clk-regmap.h"
+
+#define PMASK(width) GENMASK(width - 1, 0)
+#define SETPMASK(width, shift) GENMASK(shift + width - 1, shift)
+#define CLRPMASK(width, shift) (~SETPMASK(width, shift))
+
+#define PARM_GET(width, shift, reg) \
+ (((reg) & SETPMASK(width, shift)) >> (shift))
+#define PARM_SET(width, shift, reg, val) \
+ (((reg) & CLRPMASK(width, shift)) | ((val) << (shift)))
+
+#define MESON_PARM_APPLICABLE(p) (!!((p)->width))
+
+struct parm {
+ u16 reg_off;
+ u8 shift;
+ u8 width;
+};
+
+static inline unsigned int meson_parm_read(struct regmap *map, struct parm *p)
+{
+ unsigned int val;
+
+ regmap_read(map, p->reg_off, &val);
+ return PARM_GET(p->width, p->shift, val);
+}
+
+static inline void meson_parm_write(struct regmap *map, struct parm *p,
+ unsigned int val)
+{
+ regmap_update_bits(map, p->reg_off, SETPMASK(p->width, p->shift),
+ val << p->shift);
+}
+
+
+struct pll_rate_table {
+ unsigned long rate;
+ u16 m;
+ u16 n;
+ u16 od;
+ u16 od2;
+ u16 od3;
+};
+
+#define PLL_RATE(_r, _m, _n, _od) \
+ { \
+ .rate = (_r), \
+ .m = (_m), \
+ .n = (_n), \
+ .od = (_od), \
+ }
+
+#define CLK_MESON_PLL_ROUND_CLOSEST BIT(0)
+
+struct meson_clk_pll_data {
+ struct parm m;
+ struct parm n;
+ struct parm frac;
+ struct parm od;
+ struct parm od2;
+ struct parm od3;
+ struct parm l;
+ struct parm rst;
+ const struct reg_sequence *init_regs;
+ unsigned int init_count;
+ const struct pll_rate_table *table;
+ u8 flags;
+};
+
+#define to_meson_clk_pll(_hw) container_of(_hw, struct meson_clk_pll, hw)
+
+struct meson_clk_mpll_data {
+ struct parm sdm;
+ struct parm sdm_en;
+ struct parm n2;
+ struct parm ssen;
+ struct parm misc;
+ spinlock_t *lock;
+ u8 flags;
+};
+
+#define CLK_MESON_MPLL_ROUND_CLOSEST BIT(0)
+
+struct meson_clk_phase_data {
+ struct parm ph;
+};
+
+int meson_clk_degrees_from_val(unsigned int val, unsigned int width);
+unsigned int meson_clk_degrees_to_val(int degrees, unsigned int width);
+
+#define MESON_GATE(_name, _reg, _bit) \
+struct clk_regmap _name = { \
+ .data = &(struct clk_regmap_gate_data){ \
+ .offset = (_reg), \
+ .bit_idx = (_bit), \
+ }, \
+ .hw.init = &(struct clk_init_data) { \
+ .name = #_name, \
+ .ops = &clk_regmap_gate_ops, \
+ .parent_names = (const char *[]){ "clk81" }, \
+ .num_parents = 1, \
+ .flags = (CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED), \
+ }, \
+};
+
+/* clk_ops */
+extern const struct clk_ops meson_clk_pll_ro_ops;
+extern const struct clk_ops meson_clk_pll_ops;
+extern const struct clk_ops meson_clk_cpu_ops;
+extern const struct clk_ops meson_clk_mpll_ro_ops;
+extern const struct clk_ops meson_clk_mpll_ops;
+extern const struct clk_ops meson_clk_phase_ops;
+
+#endif /* __CLKC_H */