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-rw-r--r--arch/arm/mach-msm/clock.h70
1 files changed, 65 insertions, 5 deletions
diff --git a/arch/arm/mach-msm/clock.h b/arch/arm/mach-msm/clock.h
index f875e1544e5f..598db9290422 100644
--- a/arch/arm/mach-msm/clock.h
+++ b/arch/arm/mach-msm/clock.h
@@ -1,7 +1,7 @@
1/* arch/arm/mach-msm/clock.h 1/* arch/arm/mach-msm/clock.h
2 * 2 *
3 * Copyright (C) 2007 Google, Inc. 3 * Copyright (C) 2007 Google, Inc.
4 * Copyright (c) 2007 QUALCOMM Incorporated 4 * Copyright (c) 2007-2010, Code Aurora Forum. All rights reserved.
5 * 5 *
6 * This software is licensed under the terms of the GNU General Public 6 * This software is licensed under the terms of the GNU General Public
7 * License version 2, as published by the Free Software Foundation, and 7 * License version 2, as published by the Free Software Foundation, and
@@ -18,6 +18,9 @@
18#define __ARCH_ARM_MACH_MSM_CLOCK_H 18#define __ARCH_ARM_MACH_MSM_CLOCK_H
19 19
20#include <linux/list.h> 20#include <linux/list.h>
21#include <mach/clk.h>
22
23#include "clock-pcom.h"
21 24
22#define CLKFLAG_INVERT 0x00000001 25#define CLKFLAG_INVERT 0x00000001
23#define CLKFLAG_NOINVERT 0x00000002 26#define CLKFLAG_NOINVERT 0x00000002
@@ -25,14 +28,32 @@
25#define CLKFLAG_NORESET 0x00000008 28#define CLKFLAG_NORESET 0x00000008
26 29
27#define CLK_FIRST_AVAILABLE_FLAG 0x00000100 30#define CLK_FIRST_AVAILABLE_FLAG 0x00000100
28#define CLKFLAG_USE_MIN_MAX_TO_SET 0x00000200 31#define CLKFLAG_AUTO_OFF 0x00000200
29#define CLKFLAG_AUTO_OFF 0x00000400 32#define CLKFLAG_MIN 0x00000400
33#define CLKFLAG_MAX 0x00000800
34
35struct clk_ops {
36 int (*enable)(unsigned id);
37 void (*disable)(unsigned id);
38 void (*auto_off)(unsigned id);
39 int (*reset)(unsigned id, enum clk_reset_action action);
40 int (*set_rate)(unsigned id, unsigned rate);
41 int (*set_min_rate)(unsigned id, unsigned rate);
42 int (*set_max_rate)(unsigned id, unsigned rate);
43 int (*set_flags)(unsigned id, unsigned flags);
44 unsigned (*get_rate)(unsigned id);
45 unsigned (*is_enabled)(unsigned id);
46 long (*round_rate)(unsigned id, unsigned rate);
47};
30 48
31struct clk { 49struct clk {
32 uint32_t id; 50 uint32_t id;
51 uint32_t remote_id;
33 uint32_t count; 52 uint32_t count;
34 uint32_t flags; 53 uint32_t flags;
35 const char *name; 54 const char *name;
55 struct clk_ops *ops;
56 const char *dbg_name;
36 struct list_head list; 57 struct list_head list;
37 struct device *dev; 58 struct device *dev;
38}; 59};
@@ -41,8 +62,47 @@ struct clk {
41#define A11S_CLK_SEL_ADDR (MSM_CSR_BASE + 0x104) 62#define A11S_CLK_SEL_ADDR (MSM_CSR_BASE + 0x104)
42#define A11S_VDD_SVS_PLEVEL_ADDR (MSM_CSR_BASE + 0x124) 63#define A11S_VDD_SVS_PLEVEL_ADDR (MSM_CSR_BASE + 0x124)
43 64
44extern struct clk msm_clocks[]; 65#ifdef CONFIG_DEBUG_FS
45extern unsigned msm_num_clocks; 66#define CLOCK_DBG_NAME(x) .dbg_name = x,
67#else
68#define CLOCK_DBG_NAME(x)
69#endif
70
71#define CLOCK(clk_name, clk_id, clk_dev, clk_flags) { \
72 .name = clk_name, \
73 .id = clk_id, \
74 .flags = clk_flags, \
75 .dev = clk_dev, \
76 CLOCK_DBG_NAME(#clk_id) \
77 }
78
79#define OFF CLKFLAG_AUTO_OFF
80#define CLK_MIN CLKFLAG_MIN
81#define CLK_MAX CLKFLAG_MAX
82#define CLK_MINMAX (CLK_MIN | CLK_MAX)
83#define NR_CLKS P_NR_CLKS
84
85enum {
86 PLL_0 = 0,
87 PLL_1,
88 PLL_2,
89 PLL_3,
90 PLL_4,
91 PLL_5,
92 PLL_6,
93 NUM_PLL
94};
95
96enum clkvote_client {
97 CLKVOTE_ACPUCLK = 0,
98 CLKVOTE_PMQOS,
99 CLKVOTE_MAX,
100};
101
102int msm_clock_require_tcxo(unsigned long *reason, int nbits);
103int msm_clock_get_name(uint32_t id, char *name, uint32_t size);
104int ebi1_clk_set_min_rate(enum clkvote_client client, unsigned long rate);
105unsigned long clk_get_max_axi_khz(void);
46 106
47#endif 107#endif
48 108