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-rw-r--r--include/asm-arm/arch-omap/clock.h65
1 files changed, 53 insertions, 12 deletions
diff --git a/include/asm-arm/arch-omap/clock.h b/include/asm-arm/arch-omap/clock.h
index fc7b80643852..ff0f94de2de9 100644
--- a/include/asm-arm/arch-omap/clock.h
+++ b/include/asm-arm/arch-omap/clock.h
@@ -14,6 +14,30 @@
14#define __ARCH_ARM_OMAP_CLOCK_H 14#define __ARCH_ARM_OMAP_CLOCK_H
15 15
16struct module; 16struct module;
17struct clk;
18
19#if defined(CONFIG_ARCH_OMAP2)
20
21struct clksel_rate {
22 u8 div;
23 u32 val;
24 u8 flags;
25};
26
27struct clksel {
28 struct clk *parent;
29 const struct clksel_rate *rates;
30};
31
32struct dpll_data {
33 void __iomem *mult_div1_reg;
34 u32 mult_mask;
35 u32 div1_mask;
36 void __iomem *div2_reg;
37 u32 div2_mask;
38};
39
40#endif
17 41
18struct clk { 42struct clk {
19 struct list_head node; 43 struct list_head node;
@@ -25,8 +49,6 @@ struct clk {
25 __u32 flags; 49 __u32 flags;
26 void __iomem *enable_reg; 50 void __iomem *enable_reg;
27 __u8 enable_bit; 51 __u8 enable_bit;
28 __u8 rate_offset;
29 __u8 src_offset;
30 __s8 usecount; 52 __s8 usecount;
31 void (*recalc)(struct clk *); 53 void (*recalc)(struct clk *);
32 int (*set_rate)(struct clk *, unsigned long); 54 int (*set_rate)(struct clk *, unsigned long);
@@ -34,6 +56,16 @@ struct clk {
34 void (*init)(struct clk *); 56 void (*init)(struct clk *);
35 int (*enable)(struct clk *); 57 int (*enable)(struct clk *);
36 void (*disable)(struct clk *); 58 void (*disable)(struct clk *);
59#if defined(CONFIG_ARCH_OMAP2)
60 u8 fixed_div;
61 void __iomem *clksel_reg;
62 u32 clksel_mask;
63 const struct clksel *clksel;
64 const struct dpll_data *dpll_data;
65#else
66 __u8 rate_offset;
67 __u8 src_offset;
68#endif
37}; 69};
38 70
39struct clk_functions { 71struct clk_functions {
@@ -54,10 +86,12 @@ extern int clk_init(struct clk_functions * custom_clocks);
54extern int clk_register(struct clk *clk); 86extern int clk_register(struct clk *clk);
55extern void clk_unregister(struct clk *clk); 87extern void clk_unregister(struct clk *clk);
56extern void propagate_rate(struct clk *clk); 88extern void propagate_rate(struct clk *clk);
89extern void recalculate_root_clocks(void);
57extern void followparent_recalc(struct clk * clk); 90extern void followparent_recalc(struct clk * clk);
58extern void clk_allow_idle(struct clk *clk); 91extern void clk_allow_idle(struct clk *clk);
59extern void clk_deny_idle(struct clk *clk); 92extern void clk_deny_idle(struct clk *clk);
60extern int clk_get_usecount(struct clk *clk); 93extern int clk_get_usecount(struct clk *clk);
94extern void clk_enable_init_clocks(void);
61 95
62/* Clock flags */ 96/* Clock flags */
63#define RATE_CKCTL (1 << 0) /* Main fixed ratio clocks */ 97#define RATE_CKCTL (1 << 0) /* Main fixed ratio clocks */
@@ -71,22 +105,29 @@ extern int clk_get_usecount(struct clk *clk);
71#define CLOCK_NO_IDLE_PARENT (1 << 8) 105#define CLOCK_NO_IDLE_PARENT (1 << 8)
72#define DELAYED_APP (1 << 9) /* Delay application of clock */ 106#define DELAYED_APP (1 << 9) /* Delay application of clock */
73#define CONFIG_PARTICIPANT (1 << 10) /* Fundamental clock */ 107#define CONFIG_PARTICIPANT (1 << 10) /* Fundamental clock */
74#define CM_MPU_SEL1 (1 << 11) /* Domain divider/source */ 108#define ENABLE_ON_INIT (1 << 11) /* Enable upon framework init */
75#define CM_DSP_SEL1 (1 << 12) 109#define INVERT_ENABLE (1 << 12) /* 0 enables, 1 disables */
76#define CM_GFX_SEL1 (1 << 13) 110/* bits 13-20 are currently free */
77#define CM_MODEM_SEL1 (1 << 14)
78#define CM_CORE_SEL1 (1 << 15) /* Sets divider for many */
79#define CM_CORE_SEL2 (1 << 16) /* sets parent for GPT */
80#define CM_WKUP_SEL1 (1 << 17)
81#define CM_PLL_SEL1 (1 << 18)
82#define CM_PLL_SEL2 (1 << 19)
83#define CM_SYSCLKOUT_SEL1 (1 << 20)
84#define CLOCK_IN_OMAP310 (1 << 21) 111#define CLOCK_IN_OMAP310 (1 << 21)
85#define CLOCK_IN_OMAP730 (1 << 22) 112#define CLOCK_IN_OMAP730 (1 << 22)
86#define CLOCK_IN_OMAP1510 (1 << 23) 113#define CLOCK_IN_OMAP1510 (1 << 23)
87#define CLOCK_IN_OMAP16XX (1 << 24) 114#define CLOCK_IN_OMAP16XX (1 << 24)
88#define CLOCK_IN_OMAP242X (1 << 25) 115#define CLOCK_IN_OMAP242X (1 << 25)
89#define CLOCK_IN_OMAP243X (1 << 26) 116#define CLOCK_IN_OMAP243X (1 << 26)
117#define CLOCK_IN_OMAP343X (1 << 27) /* clocks common to all 343X */
118#define PARENT_CONTROLS_CLOCK (1 << 28)
119#define CLOCK_IN_OMAP3430ES1 (1 << 29) /* 3430ES1 clocks only */
120#define CLOCK_IN_OMAP3430ES2 (1 << 30) /* 3430ES2 clocks only */
121
122/* Clksel_rate flags */
123#define DEFAULT_RATE (1 << 0)
124#define RATE_IN_242X (1 << 1)
125#define RATE_IN_243X (1 << 2)
126#define RATE_IN_343X (1 << 3) /* rates common to all 343X */
127#define RATE_IN_3430ES2 (1 << 4) /* 3430ES2 rates only */
128
129#define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X)
130
90 131
91/* CM_CLKSEL2_PLL.CORE_CLK_SRC options (24XX) */ 132/* CM_CLKSEL2_PLL.CORE_CLK_SRC options (24XX) */
92#define CORE_CLK_SRC_32K 0 133#define CORE_CLK_SRC_32K 0