| /* |
| * linux/arch/arm/mach-omap2/clock.h |
| * |
| * Copyright (C) 2005-2009 Texas Instruments, Inc. |
| * Copyright (C) 2004-2011 Nokia Corporation |
| * |
| * Contacts: |
| * Richard Woodruff <r-woodruff2@ti.com> |
| * Paul Walmsley |
| * |
| * 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. |
| */ |
| |
| #ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_H |
| #define __ARCH_ARM_MACH_OMAP2_CLOCK_H |
| |
| #include <linux/kernel.h> |
| #include <linux/list.h> |
| |
| #include <linux/clkdev.h> |
| #include <linux/clk-provider.h> |
| #include <linux/clk/ti.h> |
| |
| /* struct clksel_rate.flags possibilities */ |
| #define RATE_IN_242X (1 << 0) |
| #define RATE_IN_243X (1 << 1) |
| #define RATE_IN_3430ES1 (1 << 2) /* 3430ES1 rates only */ |
| #define RATE_IN_3430ES2PLUS (1 << 3) /* 3430 ES >= 2 rates only */ |
| #define RATE_IN_36XX (1 << 4) |
| #define RATE_IN_4430 (1 << 5) |
| #define RATE_IN_TI816X (1 << 6) |
| #define RATE_IN_4460 (1 << 7) |
| #define RATE_IN_AM33XX (1 << 8) |
| #define RATE_IN_TI814X (1 << 9) |
| |
| #define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X) |
| #define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS) |
| #define RATE_IN_3XXX (RATE_IN_34XX | RATE_IN_36XX) |
| #define RATE_IN_44XX (RATE_IN_4430 | RATE_IN_4460) |
| |
| /* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */ |
| #define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX) |
| |
| /* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */ |
| #define CORE_CLK_SRC_32K 0x0 |
| #define CORE_CLK_SRC_DPLL 0x1 |
| #define CORE_CLK_SRC_DPLL_X2 0x2 |
| |
| /* OMAP2xxx CM_CLKEN_PLL.EN_DPLL bits - for omap2_get_dpll_rate() */ |
| #define OMAP2XXX_EN_DPLL_LPBYPASS 0x1 |
| #define OMAP2XXX_EN_DPLL_FRBYPASS 0x2 |
| #define OMAP2XXX_EN_DPLL_LOCKED 0x3 |
| |
| /* OMAP3xxx CM_CLKEN_PLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */ |
| #define OMAP3XXX_EN_DPLL_LPBYPASS 0x5 |
| #define OMAP3XXX_EN_DPLL_FRBYPASS 0x6 |
| #define OMAP3XXX_EN_DPLL_LOCKED 0x7 |
| |
| /* OMAP4xxx CM_CLKMODE_DPLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */ |
| #define OMAP4XXX_EN_DPLL_MNBYPASS 0x4 |
| #define OMAP4XXX_EN_DPLL_LPBYPASS 0x5 |
| #define OMAP4XXX_EN_DPLL_FRBYPASS 0x6 |
| #define OMAP4XXX_EN_DPLL_LOCKED 0x7 |
| |
| void omap2_clk_print_new_rates(const char *hfclkin_ck_name, |
| const char *core_ck_name, |
| const char *mpu_ck_name); |
| |
| u32 omap2_clk_readl(struct clk_hw_omap *clk, void __iomem *reg); |
| void omap2_clk_writel(u32 val, struct clk_hw_omap *clk, void __iomem *reg); |
| |
| extern u16 cpu_mask; |
| |
| extern const struct clkops clkops_omap2_dflt_wait; |
| extern const struct clkops clkops_omap2_dflt; |
| |
| extern struct clk_functions omap2_clk_functions; |
| |
| struct regmap; |
| |
| int __init omap2_clk_provider_init(struct device_node *np, int index, |
| struct regmap *syscon, void __iomem *mem); |
| void __init omap2_clk_legacy_provider_init(int index, void __iomem *mem); |
| int __init omap2_clk_setup_ll_ops(void); |
| |
| void __init ti_clk_init_features(void); |
| #endif |