firmware/br-ext-chip-allwinner/board/v83x/kernel/patches/00000-drivers_clk_sunxi_clk...

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Diff

diff -drupN a/drivers/clk/sunxi/clk-sunxi.h b/drivers/clk/sunxi/clk-sunxi.h
--- a/drivers/clk/sunxi/clk-sunxi.h 1970-01-01 03:00:00.000000000 +0300
+++ b/drivers/clk/sunxi/clk-sunxi.h 2022-06-12 05:28:14.000000000 +0300
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2013 Allwinnertech, kevin.z.m <kevin@allwinnertech.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Adjustable factor-based clock implementation
+ */
+#ifndef __MACH_SUNXI_CLK_SUNXI_H
+#define __MACH_SUNXI_CLK_SUNXI_H
+
+#define to_clk_factor(_hw) container_of(_hw, struct sunxi_clk_factors, hw)
+
+#define SETMASK(width, shift) ((width?((-1U) >> (32-width)):0) << (shift))
+#define CLRMASK(width, shift) (~(SETMASK(width, shift)))
+#define GET_BITS(shift, width, reg) \
+ (((reg) & SETMASK(width, shift)) >> (shift))
+#define SET_BITS(shift, width, reg, val) \
+ (((reg) & CLRMASK(width, shift)) | (val << (shift)))
+
+#define __SUNXI_ALL_CLK_IGNORE_UNUSED__ 1
+
+struct sunxi_reg_ops {
+ u32 (*reg_readl)(void __iomem *reg);
+ void (*reg_writel)(u32 val, void __iomem *reg);
+};
+#ifdef CONFIG_PM_SLEEP
+struct sunxi_factor_clk_reg_cache {
+ struct list_head node;
+ void __iomem *config_reg;
+ u32 config_value;
+ void __iomem *sdmpat_reg;
+ u32 sdmpat_value;
+};
+struct sunxi_periph_clk_reg_cache {
+ struct list_head node;
+ void __iomem *mux_reg;
+ u32 mux_value;
+ void __iomem *divider_reg;
+ u32 divider_value;
+ void __iomem *gate_enable_reg;
+ u32 gate_enable_value;
+ void __iomem *gate_reset_reg;
+ u32 gate_reset_value;
+ void __iomem *gate_bus_reg;
+ u32 gate_bus_value;
+ void __iomem *gate_dram_reg;
+ u32 gate_dram_value;
+};
+#endif
+
+#ifdef CONFIG_PM_SLEEP
+extern struct list_head clk_periph_reg_cache_list;
+extern struct list_head clk_factor_reg_cache_list;
+void sunxi_factor_clk_save(struct sunxi_factor_clk_reg_cache *factor_clk_reg);
+void sunxi_factor_clk_restore(struct sunxi_factor_clk_reg_cache *factor_clk_reg);
+void sunxi_periph_clk_save(struct sunxi_periph_clk_reg_cache *periph_clk_reg);
+void sunxi_periph_clk_restore(struct sunxi_periph_clk_reg_cache *periph_clk_reg);
+#endif
+
+extern spinlock_t clk_lock;
+extern void __iomem *sunxi_clk_base;
+extern void __iomem *sunxi_clk_cpus_base;
+extern void __iomem *sunxi_clk_rtc_base;
+
+void __init sunxi_clocks_init(struct device_node *node);
+void __init sunxi_cpu_clocks_init(struct device_node *node);
+
+struct factor_init_data *sunxi_clk_get_factor_by_name(const char *name);
+struct periph_init_data *sunxi_clk_get_periph_by_name(const char *name);
+struct periph_init_data *sunxi_clk_get_periph_rtc_by_name(const char *name);
+struct periph_init_data *sunxi_clk_get_periph_cpus_by_name(const char *name);
+#endif