Paul Walmsley | 543d937 | 2008-03-18 10:22:06 +0200 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm/mach-omap2/clock.h |
| 3 | * |
Paul Walmsley | d8a9445 | 2009-12-08 16:21:29 -0700 | [diff] [blame] | 4 | * Copyright (C) 2005-2009 Texas Instruments, Inc. |
Paul Walmsley | 530e544 | 2011-02-25 15:39:28 -0700 | [diff] [blame] | 5 | * Copyright (C) 2004-2011 Nokia Corporation |
Tony Lindgren | a16e970 | 2008-03-18 11:56:39 +0200 | [diff] [blame] | 6 | * |
| 7 | * Contacts: |
Paul Walmsley | 543d937 | 2008-03-18 10:22:06 +0200 | [diff] [blame] | 8 | * Richard Woodruff <r-woodruff2@ti.com> |
Paul Walmsley | 543d937 | 2008-03-18 10:22:06 +0200 | [diff] [blame] | 9 | * Paul Walmsley |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License version 2 as |
| 13 | * published by the Free Software Foundation. |
| 14 | */ |
| 15 | |
| 16 | #ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_H |
| 17 | #define __ARCH_ARM_MACH_OMAP2_CLOCK_H |
| 18 | |
Paul Walmsley | 12706c5 | 2011-07-10 05:57:06 -0600 | [diff] [blame] | 19 | #include <linux/kernel.h> |
Paul Walmsley | a135eaa | 2012-09-27 10:33:34 -0600 | [diff] [blame] | 20 | #include <linux/list.h> |
Paul Walmsley | 12706c5 | 2011-07-10 05:57:06 -0600 | [diff] [blame] | 21 | |
Paul Walmsley | e10dd62 | 2012-09-27 10:33:35 -0600 | [diff] [blame] | 22 | #include <linux/clkdev.h> |
Mike Turquette | f9ae32a | 2012-11-07 13:14:47 -0800 | [diff] [blame] | 23 | #include <linux/clk-provider.h> |
Tero Kristo | f38b0dd | 2013-06-12 16:04:34 +0300 | [diff] [blame] | 24 | #include <linux/clk/ti.h> |
Paul Walmsley | e10dd62 | 2012-09-27 10:33:35 -0600 | [diff] [blame] | 25 | |
Paul Walmsley | a135eaa | 2012-09-27 10:33:34 -0600 | [diff] [blame] | 26 | /* struct clksel_rate.flags possibilities */ |
| 27 | #define RATE_IN_242X (1 << 0) |
| 28 | #define RATE_IN_243X (1 << 1) |
| 29 | #define RATE_IN_3430ES1 (1 << 2) /* 3430ES1 rates only */ |
| 30 | #define RATE_IN_3430ES2PLUS (1 << 3) /* 3430 ES >= 2 rates only */ |
| 31 | #define RATE_IN_36XX (1 << 4) |
| 32 | #define RATE_IN_4430 (1 << 5) |
| 33 | #define RATE_IN_TI816X (1 << 6) |
| 34 | #define RATE_IN_4460 (1 << 7) |
| 35 | #define RATE_IN_AM33XX (1 << 8) |
| 36 | #define RATE_IN_TI814X (1 << 9) |
| 37 | |
| 38 | #define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X) |
| 39 | #define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS) |
| 40 | #define RATE_IN_3XXX (RATE_IN_34XX | RATE_IN_36XX) |
| 41 | #define RATE_IN_44XX (RATE_IN_4430 | RATE_IN_4460) |
| 42 | |
| 43 | /* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */ |
| 44 | #define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX) |
| 45 | |
Russell King | c0bf313 | 2009-02-19 13:29:22 +0000 | [diff] [blame] | 46 | /* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */ |
| 47 | #define CORE_CLK_SRC_32K 0x0 |
| 48 | #define CORE_CLK_SRC_DPLL 0x1 |
| 49 | #define CORE_CLK_SRC_DPLL_X2 0x2 |
| 50 | |
| 51 | /* OMAP2xxx CM_CLKEN_PLL.EN_DPLL bits - for omap2_get_dpll_rate() */ |
| 52 | #define OMAP2XXX_EN_DPLL_LPBYPASS 0x1 |
| 53 | #define OMAP2XXX_EN_DPLL_FRBYPASS 0x2 |
| 54 | #define OMAP2XXX_EN_DPLL_LOCKED 0x3 |
| 55 | |
| 56 | /* OMAP3xxx CM_CLKEN_PLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */ |
| 57 | #define OMAP3XXX_EN_DPLL_LPBYPASS 0x5 |
| 58 | #define OMAP3XXX_EN_DPLL_FRBYPASS 0x6 |
| 59 | #define OMAP3XXX_EN_DPLL_LOCKED 0x7 |
| 60 | |
Rajendra Nayak | 16975a7 | 2009-12-08 18:47:16 -0700 | [diff] [blame] | 61 | /* OMAP4xxx CM_CLKMODE_DPLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */ |
| 62 | #define OMAP4XXX_EN_DPLL_MNBYPASS 0x4 |
| 63 | #define OMAP4XXX_EN_DPLL_LPBYPASS 0x5 |
| 64 | #define OMAP4XXX_EN_DPLL_FRBYPASS 0x6 |
| 65 | #define OMAP4XXX_EN_DPLL_LOCKED 0x7 |
| 66 | |
Tero Kristo | 6c0afb5 | 2017-02-09 11:24:37 +0200 | [diff] [blame] | 67 | extern struct ti_clk_ll_ops omap_clk_ll_ops; |
| 68 | |
Afzal Mohammed | 9954119 | 2011-12-13 10:46:43 -0800 | [diff] [blame] | 69 | extern u16 cpu_mask; |
Paul Walmsley | d8a9445 | 2009-12-08 16:21:29 -0700 | [diff] [blame] | 70 | |
Russell King | b36ee72 | 2008-11-04 17:59:52 +0000 | [diff] [blame] | 71 | extern const struct clkops clkops_omap2_dflt_wait; |
Russell King | bc51da4 | 2008-11-04 18:59:32 +0000 | [diff] [blame] | 72 | extern const struct clkops clkops_omap2_dflt; |
Russell King | b36ee72 | 2008-11-04 17:59:52 +0000 | [diff] [blame] | 73 | |
Paul Walmsley | 82e9bd5 | 2009-12-08 16:18:47 -0700 | [diff] [blame] | 74 | extern struct clk_functions omap2_clk_functions; |
| 75 | |
Tero Kristo | e9e6308 | 2015-04-27 21:55:42 +0300 | [diff] [blame] | 76 | int __init omap2_clk_setup_ll_ops(void); |
Tero Kristo | 9f029b1 | 2014-10-22 15:15:36 +0300 | [diff] [blame] | 77 | |
Tero Kristo | 8111e01 | 2014-07-02 11:47:39 +0300 | [diff] [blame] | 78 | void __init ti_clk_init_features(void); |
Paul Walmsley | 543d937 | 2008-03-18 10:22:06 +0200 | [diff] [blame] | 79 | #endif |