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-rw-r--r--roms/u-boot/drivers/clk/at91/pmc.h147
1 files changed, 147 insertions, 0 deletions
diff --git a/roms/u-boot/drivers/clk/at91/pmc.h b/roms/u-boot/drivers/clk/at91/pmc.h
new file mode 100644
index 000000000..f07f535e4
--- /dev/null
+++ b/roms/u-boot/drivers/clk/at91/pmc.h
@@ -0,0 +1,147 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2016 Atmel Corporation
+ * Wenyou.Yang <wenyou.yang@atmel.com>
+ */
+
+#ifndef __AT91_PMC_H__
+#define __AT91_PMC_H__
+
+#include <linux/bitops.h>
+#include <linux/io.h>
+
+/* Keep a range of 256 available clocks for every clock type. */
+#define AT91_TO_CLK_ID(_t, _i) (((_t) << 8) | ((_i) & 0xff))
+#define AT91_CLK_ID_TO_DID(_i) ((_i) & 0xff)
+
+struct clk_range {
+ unsigned long min;
+ unsigned long max;
+};
+
+struct clk_master_layout {
+ u32 offset;
+ u32 mask;
+ u8 pres_shift;
+};
+
+extern const struct clk_master_layout at91rm9200_master_layout;
+extern const struct clk_master_layout at91sam9x5_master_layout;
+
+struct clk_master_characteristics {
+ struct clk_range output;
+ u32 divisors[5];
+ u8 have_div3_pres;
+};
+
+struct clk_pll_characteristics {
+ struct clk_range input;
+ int num_output;
+ const struct clk_range *output;
+ u16 *icpll;
+ u8 *out;
+ u8 upll : 1;
+};
+
+struct clk_pll_layout {
+ u32 pllr_mask;
+ u32 mul_mask;
+ u32 frac_mask;
+ u32 div_mask;
+ u32 endiv_mask;
+ u8 mul_shift;
+ u8 frac_shift;
+ u8 div_shift;
+ u8 endiv_shift;
+};
+
+struct clk_programmable_layout {
+ u8 pres_mask;
+ u8 pres_shift;
+ u8 css_mask;
+ u8 have_slck_mck;
+ u8 is_pres_direct;
+};
+
+struct clk_pcr_layout {
+ u32 offset;
+ u32 cmd;
+ u32 div_mask;
+ u32 gckcss_mask;
+ u32 pid_mask;
+};
+
+extern const struct clk_programmable_layout at91rm9200_programmable_layout;
+extern const struct clk_programmable_layout at91sam9g45_programmable_layout;
+extern const struct clk_programmable_layout at91sam9x5_programmable_layout;
+
+extern const struct clk_ops at91_clk_ops;
+
+struct clk *at91_clk_main_rc(void __iomem *reg, const char *name,
+ const char *parent_name);
+struct clk *at91_clk_main_osc(void __iomem *reg, const char *name,
+ const char *parent_name, bool bypass);
+struct clk *at91_clk_rm9200_main(void __iomem *reg, const char *name,
+ const char *parent_name);
+struct clk *at91_clk_sam9x5_main(void __iomem *reg, const char *name,
+ const char * const *parent_names, int num_parents,
+ const u32 *mux_table, int type);
+struct clk *
+sam9x60_clk_register_div_pll(void __iomem *base, const char *name,
+ const char *parent_name, u8 id,
+ const struct clk_pll_characteristics *characteristics,
+ const struct clk_pll_layout *layout, bool critical);
+struct clk *
+sam9x60_clk_register_frac_pll(void __iomem *base, const char *name,
+ const char *parent_name, u8 id,
+ const struct clk_pll_characteristics *characteristics,
+ const struct clk_pll_layout *layout, bool critical);
+struct clk *
+at91_clk_register_master(void __iomem *base, const char *name,
+ const char * const *parent_names, int num_parents,
+ const struct clk_master_layout *layout,
+ const struct clk_master_characteristics *characteristics,
+ const u32 *mux_table);
+struct clk *
+at91_clk_sama7g5_register_master(void __iomem *base, const char *name,
+ const char * const *parent_names, int num_parents,
+ const u32 *mux_table, const u32 *clk_mux_table,
+ bool critical, u8 id);
+struct clk *
+at91_clk_register_utmi(void __iomem *base, struct udevice *dev,
+ const char *name, const char *parent_name);
+struct clk *
+at91_clk_sama7g5_register_utmi(void __iomem *base, const char *name,
+ const char *parent_name);
+struct clk *
+at91_clk_register_programmable(void __iomem *base, const char *name,
+ const char * const *parent_names, u8 num_parents, u8 id,
+ const struct clk_programmable_layout *layout,
+ const u32 *clk_mux_table, const u32 *mux_table);
+struct clk *
+at91_clk_register_system(void __iomem *base, const char *name,
+ const char *parent_name, u8 id);
+struct clk *
+at91_clk_register_peripheral(void __iomem *base, const char *name,
+ const char *parent_name, u32 id);
+struct clk *
+at91_clk_register_sam9x5_peripheral(void __iomem *base,
+ const struct clk_pcr_layout *layout,
+ const char *name, const char *parent_name,
+ u32 id, const struct clk_range *range);
+struct clk *
+at91_clk_register_generic(void __iomem *base,
+ const struct clk_pcr_layout *layout, const char *name,
+ const char * const *parent_names,
+ const u32 *clk_mux_table, const u32 *mux_table,
+ u8 num_parents, u8 id, const struct clk_range *range);
+
+int at91_clk_mux_val_to_index(const u32 *table, u32 num_parents, u32 val);
+int at91_clk_mux_index_to_val(const u32 *table, u32 num_parents, u32 index);
+
+void pmc_read(void __iomem *base, unsigned int off, unsigned int *val);
+void pmc_write(void __iomem *base, unsigned int off, unsigned int val);
+void pmc_update_bits(void __iomem *base, unsigned int off, unsigned int mask,
+ unsigned int bits);
+
+#endif