summaryrefslogtreecommitdiff
path: root/arch/arm/plat-omap/include
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/plat-omap/include')
-rw-r--r--arch/arm/plat-omap/include/mach/clkdev.h13
-rw-r--r--arch/arm/plat-omap/include/mach/clock.h80
-rw-r--r--arch/arm/plat-omap/include/mach/clockdomain.h24
-rw-r--r--arch/arm/plat-omap/include/mach/common.h2
-rw-r--r--arch/arm/plat-omap/include/mach/cpu.h26
-rw-r--r--arch/arm/plat-omap/include/mach/gpmc.h2
-rw-r--r--arch/arm/plat-omap/include/mach/io.h4
-rw-r--r--arch/arm/plat-omap/include/mach/mcbsp.h6
-rw-r--r--arch/arm/plat-omap/include/mach/pm.h12
-rw-r--r--arch/arm/plat-omap/include/mach/powerdomain.h5
-rw-r--r--arch/arm/plat-omap/include/mach/prcm.h5
-rw-r--r--arch/arm/plat-omap/include/mach/sdrc.h64
-rw-r--r--arch/arm/plat-omap/include/mach/system.h4
13 files changed, 156 insertions, 91 deletions
diff --git a/arch/arm/plat-omap/include/mach/clkdev.h b/arch/arm/plat-omap/include/mach/clkdev.h
new file mode 100644
index 000000000000..730c49d1ebd8
--- /dev/null
+++ b/arch/arm/plat-omap/include/mach/clkdev.h
@@ -0,0 +1,13 @@
+#ifndef __MACH_CLKDEV_H
+#define __MACH_CLKDEV_H
+
+static inline int __clk_get(struct clk *clk)
+{
+ return 1;
+}
+
+static inline void __clk_put(struct clk *clk)
+{
+}
+
+#endif
diff --git a/arch/arm/plat-omap/include/mach/clock.h b/arch/arm/plat-omap/include/mach/clock.h
index 719298554ed7..073a2c5569f0 100644
--- a/arch/arm/plat-omap/include/mach/clock.h
+++ b/arch/arm/plat-omap/include/mach/clock.h
@@ -17,11 +17,16 @@ struct module;
struct clk;
struct clockdomain;
+struct clkops {
+ int (*enable)(struct clk *);
+ void (*disable)(struct clk *);
+};
+
#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
struct clksel_rate {
- u8 div;
u32 val;
+ u8 div;
u8 flags;
};
@@ -34,24 +39,28 @@ struct dpll_data {
void __iomem *mult_div1_reg;
u32 mult_mask;
u32 div1_mask;
+ struct clk *clk_bypass;
+ struct clk *clk_ref;
+ void __iomem *control_reg;
+ u32 enable_mask;
+ unsigned int rate_tolerance;
+ unsigned long last_rounded_rate;
u16 last_rounded_m;
u8 last_rounded_n;
- unsigned long last_rounded_rate;
- unsigned int rate_tolerance;
- u16 max_multiplier;
+ u8 min_divider;
u8 max_divider;
u32 max_tolerance;
+ u16 max_multiplier;
# if defined(CONFIG_ARCH_OMAP3)
u8 modes;
- void __iomem *control_reg;
- u32 enable_mask;
+ void __iomem *autoidle_reg;
+ void __iomem *idlest_reg;
+ u32 autoidle_mask;
+ u32 freqsel_mask;
+ u32 idlest_mask;
u8 auto_recal_bit;
u8 recal_en_bit;
u8 recal_st_bit;
- void __iomem *autoidle_reg;
- u32 autoidle_mask;
- void __iomem *idlest_reg;
- u8 idlest_bit;
# endif
};
@@ -59,21 +68,21 @@ struct dpll_data {
struct clk {
struct list_head node;
- struct module *owner;
+ const struct clkops *ops;
const char *name;
int id;
struct clk *parent;
+ struct list_head children;
+ struct list_head sibling; /* node for children */
unsigned long rate;
__u32 flags;
void __iomem *enable_reg;
- __u8 enable_bit;
- __s8 usecount;
- void (*recalc)(struct clk *);
+ unsigned long (*recalc)(struct clk *);
int (*set_rate)(struct clk *, unsigned long);
long (*round_rate)(struct clk *, unsigned long);
void (*init)(struct clk *);
- int (*enable)(struct clk *);
- void (*disable)(struct clk *);
+ __u8 enable_bit;
+ __s8 usecount;
#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
u8 fixed_div;
void __iomem *clksel_reg;
@@ -99,7 +108,6 @@ struct clk_functions {
long (*clk_round_rate)(struct clk *clk, unsigned long rate);
int (*clk_set_rate)(struct clk *clk, unsigned long rate);
int (*clk_set_parent)(struct clk *clk, struct clk *parent);
- struct clk * (*clk_get_parent)(struct clk *clk);
void (*clk_allow_idle)(struct clk *clk);
void (*clk_deny_idle)(struct clk *clk);
void (*clk_disable_unused)(struct clk *clk);
@@ -110,42 +118,33 @@ struct clk_functions {
extern unsigned int mpurate;
-extern int clk_init(struct clk_functions * custom_clocks);
+extern int clk_init(struct clk_functions *custom_clocks);
+extern void clk_init_one(struct clk *clk);
extern int clk_register(struct clk *clk);
+extern void clk_reparent(struct clk *child, struct clk *parent);
extern void clk_unregister(struct clk *clk);
extern void propagate_rate(struct clk *clk);
extern void recalculate_root_clocks(void);
-extern void followparent_recalc(struct clk * clk);
-extern void clk_allow_idle(struct clk *clk);
-extern void clk_deny_idle(struct clk *clk);
-extern int clk_get_usecount(struct clk *clk);
+extern unsigned long followparent_recalc(struct clk *clk);
extern void clk_enable_init_clocks(void);
+#ifdef CONFIG_CPU_FREQ
+extern void clk_init_cpufreq_table(struct cpufreq_frequency_table **table);
+#endif
+
+extern const struct clkops clkops_null;
/* Clock flags */
-#define RATE_CKCTL (1 << 0) /* Main fixed ratio clocks */
+/* bit 0 is free */
#define RATE_FIXED (1 << 1) /* Fixed clock rate */
-#define RATE_PROPAGATES (1 << 2) /* Program children too */
-#define VIRTUAL_CLOCK (1 << 3) /* Composite clock from table */
-#define ALWAYS_ENABLED (1 << 4) /* Clock cannot be disabled */
+/* bits 2-4 are free */
#define ENABLE_REG_32BIT (1 << 5) /* Use 32-bit access */
-#define VIRTUAL_IO_ADDRESS (1 << 6) /* Clock in virtual address */
#define CLOCK_IDLE_CONTROL (1 << 7)
#define CLOCK_NO_IDLE_PARENT (1 << 8)
#define DELAYED_APP (1 << 9) /* Delay application of clock */
#define CONFIG_PARTICIPANT (1 << 10) /* Fundamental clock */
#define ENABLE_ON_INIT (1 << 11) /* Enable upon framework init */
#define INVERT_ENABLE (1 << 12) /* 0 enables, 1 disables */
-/* bits 13-20 are currently free */
-#define CLOCK_IN_OMAP310 (1 << 21)
-#define CLOCK_IN_OMAP730 (1 << 22)
-#define CLOCK_IN_OMAP1510 (1 << 23)
-#define CLOCK_IN_OMAP16XX (1 << 24)
-#define CLOCK_IN_OMAP242X (1 << 25)
-#define CLOCK_IN_OMAP243X (1 << 26)
-#define CLOCK_IN_OMAP343X (1 << 27) /* clocks common to all 343X */
-#define PARENT_CONTROLS_CLOCK (1 << 28)
-#define CLOCK_IN_OMAP3430ES1 (1 << 29) /* 3430ES1 clocks only */
-#define CLOCK_IN_OMAP3430ES2 (1 << 30) /* 3430ES2 clocks only */
+/* bits 13-31 are currently free */
/* Clksel_rate flags */
#define DEFAULT_RATE (1 << 0)
@@ -157,9 +156,4 @@ extern void clk_enable_init_clocks(void);
#define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X)
-/* CM_CLKSEL2_PLL.CORE_CLK_SRC options (24XX) */
-#define CORE_CLK_SRC_32K 0
-#define CORE_CLK_SRC_DPLL 1
-#define CORE_CLK_SRC_DPLL_X2 2
-
#endif
diff --git a/arch/arm/plat-omap/include/mach/clockdomain.h b/arch/arm/plat-omap/include/mach/clockdomain.h
index 1f51f0173784..b9d0dd2da89b 100644
--- a/arch/arm/plat-omap/include/mach/clockdomain.h
+++ b/arch/arm/plat-omap/include/mach/clockdomain.h
@@ -1,5 +1,5 @@
/*
- * linux/include/asm-arm/arch-omap/clockdomain.h
+ * arch/arm/plat-omap/include/mach/clockdomain.h
*
* OMAP2/3 clockdomain framework functions
*
@@ -48,11 +48,13 @@
*/
struct clkdm_pwrdm_autodep {
- /* Name of the powerdomain to add a wkdep/sleepdep on */
- const char *pwrdm_name;
+ union {
+ /* Name of the powerdomain to add a wkdep/sleepdep on */
+ const char *name;
- /* Powerdomain pointer (looked up at clkdm_init() time) */
- struct powerdomain *pwrdm;
+ /* Powerdomain pointer (looked up at clkdm_init() time) */
+ struct powerdomain *ptr;
+ } pwrdm;
/* OMAP chip types that this clockdomain dep is valid on */
const struct omap_chip_id omap_chip;
@@ -64,8 +66,13 @@ struct clockdomain {
/* Clockdomain name */
const char *name;
- /* Powerdomain enclosing this clockdomain */
- const char *pwrdm_name;
+ union {
+ /* Powerdomain enclosing this clockdomain */
+ const char *name;
+
+ /* Powerdomain pointer assigned at clkdm_register() */
+ struct powerdomain *ptr;
+ } pwrdm;
/* CLKTRCTRL/AUTOSTATE field mask in CM_CLKSTCTRL reg */
const u16 clktrctrl_mask;
@@ -79,9 +86,6 @@ struct clockdomain {
/* Usecount tracking */
atomic_t usecount;
- /* Powerdomain pointer assigned at clkdm_register() */
- struct powerdomain *pwrdm;
-
struct list_head node;
};
diff --git a/arch/arm/plat-omap/include/mach/common.h b/arch/arm/plat-omap/include/mach/common.h
index ef70e2b0f054..f3444a66a57e 100644
--- a/arch/arm/plat-omap/include/mach/common.h
+++ b/arch/arm/plat-omap/include/mach/common.h
@@ -65,7 +65,7 @@ void omap2_set_globals_343x(void);
/* These get called from omap2_set_globals_xxxx(), do not call these */
void omap2_set_globals_tap(struct omap_globals *);
-void omap2_set_globals_memory(struct omap_globals *);
+void omap2_set_globals_sdrc(struct omap_globals *);
void omap2_set_globals_control(struct omap_globals *);
void omap2_set_globals_prcm(struct omap_globals *);
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h
index a8e1178a9468..4166a970daa4 100644
--- a/arch/arm/plat-omap/include/mach/cpu.h
+++ b/arch/arm/plat-omap/include/mach/cpu.h
@@ -355,13 +355,27 @@ IS_OMAP_TYPE(3430, 0x3430)
* use omap_chip_is().
*
*/
-#define CHIP_IS_OMAP2420 (1 << 0)
-#define CHIP_IS_OMAP2430 (1 << 1)
-#define CHIP_IS_OMAP3430 (1 << 2)
-#define CHIP_IS_OMAP3430ES1 (1 << 3)
-#define CHIP_IS_OMAP3430ES2 (1 << 4)
+#define CHIP_IS_OMAP2420 (1 << 0)
+#define CHIP_IS_OMAP2430 (1 << 1)
+#define CHIP_IS_OMAP3430 (1 << 2)
+#define CHIP_IS_OMAP3430ES1 (1 << 3)
+#define CHIP_IS_OMAP3430ES2 (1 << 4)
+#define CHIP_IS_OMAP3430ES3_0 (1 << 5)
+#define CHIP_IS_OMAP3430ES3_1 (1 << 6)
+
+#define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430)
+
+/*
+ * "GE" here represents "greater than or equal to" in terms of ES
+ * levels. So CHIP_GE_OMAP3430ES2 is intended to match all OMAP3430
+ * chips at ES2 and beyond, but not, for example, any OMAP lines after
+ * OMAP3.
+ */
+#define CHIP_GE_OMAP3430ES2 (CHIP_IS_OMAP3430ES2 | \
+ CHIP_IS_OMAP3430ES3_0 | \
+ CHIP_IS_OMAP3430ES3_1)
+#define CHIP_GE_OMAP3430ES3_1 (CHIP_IS_OMAP3430ES3_1)
-#define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430)
int omap_chip_is(struct omap_chip_id oci);
int omap_type(void);
diff --git a/arch/arm/plat-omap/include/mach/gpmc.h b/arch/arm/plat-omap/include/mach/gpmc.h
index 45b678439bb7..921b16532ff5 100644
--- a/arch/arm/plat-omap/include/mach/gpmc.h
+++ b/arch/arm/plat-omap/include/mach/gpmc.h
@@ -103,6 +103,6 @@ extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base);
extern void gpmc_cs_free(int cs);
extern int gpmc_cs_set_reserved(int cs, int reserved);
extern int gpmc_cs_reserved(int cs);
-extern void gpmc_init(void);
+extern void __init gpmc_init(void);
#endif
diff --git a/arch/arm/plat-omap/include/mach/io.h b/arch/arm/plat-omap/include/mach/io.h
index d92bf7964481..0610d7e2b3d7 100644
--- a/arch/arm/plat-omap/include/mach/io.h
+++ b/arch/arm/plat-omap/include/mach/io.h
@@ -185,11 +185,13 @@
#define omap_writew(v,a) __raw_writew(v, IO_ADDRESS(a))
#define omap_writel(v,a) __raw_writel(v, IO_ADDRESS(a))
+struct omap_sdrc_params;
+
extern void omap1_map_common_io(void);
extern void omap1_init_common_hw(void);
extern void omap2_map_common_io(void);
-extern void omap2_init_common_hw(void);
+extern void omap2_init_common_hw(struct omap_sdrc_params *sp);
#define __arch_ioremap(p,s,t) omap_ioremap(p,s,t)
#define __arch_iounmap(v) omap_iounmap(v)
diff --git a/arch/arm/plat-omap/include/mach/mcbsp.h b/arch/arm/plat-omap/include/mach/mcbsp.h
index 113c2466c86a..bb154ea76769 100644
--- a/arch/arm/plat-omap/include/mach/mcbsp.h
+++ b/arch/arm/plat-omap/include/mach/mcbsp.h
@@ -344,8 +344,6 @@ struct omap_mcbsp_platform_data {
u8 dma_rx_sync, dma_tx_sync;
u16 rx_irq, tx_irq;
struct omap_mcbsp_ops *ops;
- char const **clk_names;
- int num_clks;
};
struct omap_mcbsp {
@@ -377,8 +375,8 @@ struct omap_mcbsp {
/* Protect the field .free, while checking if the mcbsp is in use */
spinlock_t lock;
struct omap_mcbsp_platform_data *pdata;
- struct clk **clks;
- int num_clks;
+ struct clk *iclk;
+ struct clk *fclk;
};
extern struct omap_mcbsp **mcbsp_ptr;
extern int omap_mcbsp_count;
diff --git a/arch/arm/plat-omap/include/mach/pm.h b/arch/arm/plat-omap/include/mach/pm.h
index 2a9c27ad4c37..ca81830b4f86 100644
--- a/arch/arm/plat-omap/include/mach/pm.h
+++ b/arch/arm/plat-omap/include/mach/pm.h
@@ -118,18 +118,6 @@
extern void prevent_idle_sleep(void);
extern void allow_idle_sleep(void);
-/**
- * clk_deny_idle - Prevents the clock from being idled during MPU idle
- * @clk: clock signal handle
- */
-void clk_deny_idle(struct clk *clk);
-
-/**
- * clk_allow_idle - Counters previous clk_deny_idle
- * @clk: clock signal handle
- */
-void clk_allow_idle(struct clk *clk);
-
extern void omap_pm_idle(void);
extern void omap_pm_suspend(void);
extern void omap730_cpu_suspend(unsigned short, unsigned short);
diff --git a/arch/arm/plat-omap/include/mach/powerdomain.h b/arch/arm/plat-omap/include/mach/powerdomain.h
index 2806a9c8e4d7..69c9e675d8ee 100644
--- a/arch/arm/plat-omap/include/mach/powerdomain.h
+++ b/arch/arm/plat-omap/include/mach/powerdomain.h
@@ -50,9 +50,9 @@
/*
* Maximum number of clockdomains that can be associated with a powerdomain.
- * CORE powerdomain is probably the worst case.
+ * CORE powerdomain on OMAP3 is the worst case
*/
-#define PWRDM_MAX_CLKDMS 3
+#define PWRDM_MAX_CLKDMS 4
/* XXX A completely arbitrary number. What is reasonable here? */
#define PWRDM_TRANSITION_BAILOUT 100000
@@ -145,6 +145,7 @@ int pwrdm_get_mem_bank_count(struct powerdomain *pwrdm);
int pwrdm_set_next_pwrst(struct powerdomain *pwrdm, u8 pwrst);
int pwrdm_read_next_pwrst(struct powerdomain *pwrdm);
+int pwrdm_read_pwrst(struct powerdomain *pwrdm);
int pwrdm_read_prev_pwrst(struct powerdomain *pwrdm);
int pwrdm_clear_all_prev_pwrst(struct powerdomain *pwrdm);
diff --git a/arch/arm/plat-omap/include/mach/prcm.h b/arch/arm/plat-omap/include/mach/prcm.h
index 56eba0fd6f6a..24ac3c715912 100644
--- a/arch/arm/plat-omap/include/mach/prcm.h
+++ b/arch/arm/plat-omap/include/mach/prcm.h
@@ -20,10 +20,11 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#ifndef __ASM_ARM_ARCH_DPM_PRCM_H
-#define __ASM_ARM_ARCH_DPM_PRCM_H
+#ifndef __ASM_ARM_ARCH_OMAP_PRCM_H
+#define __ASM_ARM_ARCH_OMAP_PRCM_H
u32 omap_prcm_get_reset_sources(void);
+void omap_prcm_arch_reset(char mode);
#endif
diff --git a/arch/arm/plat-omap/include/mach/sdrc.h b/arch/arm/plat-omap/include/mach/sdrc.h
index a98c6c3beb2c..adc73522491f 100644
--- a/arch/arm/plat-omap/include/mach/sdrc.h
+++ b/arch/arm/plat-omap/include/mach/sdrc.h
@@ -4,10 +4,12 @@
/*
* OMAP2/3 SDRC/SMS register definitions
*
- * Copyright (C) 2007 Texas Instruments, Inc.
- * Copyright (C) 2007 Nokia Corporation
+ * Copyright (C) 2007-2008 Texas Instruments, Inc.
+ * Copyright (C) 2007-2008 Nokia Corporation
*
- * Written by Paul Walmsley
+ * Tony Lindgren
+ * Paul Walmsley
+ * Richard Woodruff
*
* 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
@@ -64,14 +66,62 @@
* SMS register access
*/
-
-#define OMAP242X_SMS_REGADDR(reg) IO_ADDRESS(OMAP2420_SMS_BASE + reg)
-#define OMAP243X_SMS_REGADDR(reg) IO_ADDRESS(OMAP243X_SMS_BASE + reg)
-#define OMAP343X_SMS_REGADDR(reg) IO_ADDRESS(OMAP343X_SMS_BASE + reg)
+#define OMAP242X_SMS_REGADDR(reg) \
+ (void __iomem *)IO_ADDRESS(OMAP2420_SMS_BASE + reg)
+#define OMAP243X_SMS_REGADDR(reg) \
+ (void __iomem *)IO_ADDRESS(OMAP243X_SMS_BASE + reg)
+#define OMAP343X_SMS_REGADDR(reg) \
+ (void __iomem *)IO_ADDRESS(OMAP343X_SMS_BASE + reg)
/* SMS register offsets - read/write with sms_{read,write}_reg() */
#define SMS_SYSCONFIG 0x010
/* REVISIT: fill in other SMS registers here */
+
+#ifndef __ASSEMBLER__
+
+/**
+ * struct omap_sdrc_params - SDRC parameters for a given SDRC clock rate
+ * @rate: SDRC clock rate (in Hz)
+ * @actim_ctrla: Value to program to SDRC_ACTIM_CTRLA for this rate
+ * @actim_ctrlb: Value to program to SDRC_ACTIM_CTRLB for this rate
+ * @rfr_ctrl: Value to program to SDRC_RFR_CTRL for this rate
+ * @mr: Value to program to SDRC_MR for this rate
+ *
+ * This structure holds a pre-computed set of register values for the
+ * SDRC for a given SDRC clock rate and SDRAM chip. These are
+ * intended to be pre-computed and specified in an array in the board-*.c
+ * files. The structure is keyed off the 'rate' field.
+ */
+struct omap_sdrc_params {
+ unsigned long rate;
+ u32 actim_ctrla;
+ u32 actim_ctrlb;
+ u32 rfr_ctrl;
+ u32 mr;
+};
+
+void __init omap2_sdrc_init(struct omap_sdrc_params *sp);
+struct omap_sdrc_params *omap2_sdrc_get_params(unsigned long r);
+
+#ifdef CONFIG_ARCH_OMAP2
+
+struct memory_timings {
+ u32 m_type; /* ddr = 1, sdr = 0 */
+ u32 dll_mode; /* use lock mode = 1, unlock mode = 0 */
+ u32 slow_dll_ctrl; /* unlock mode, dll value for slow speed */
+ u32 fast_dll_ctrl; /* unlock mode, dll value for fast speed */
+ u32 base_cs; /* base chip select to use for calculations */
+};
+
+extern void omap2xxx_sdrc_init_params(u32 force_lock_to_unlock_mode);
+
+u32 omap2xxx_sdrc_dll_is_unlocked(void);
+u32 omap2xxx_sdrc_reprogram(u32 level, u32 force);
+
+#endif /* CONFIG_ARCH_OMAP2 */
+
+#endif /* __ASSEMBLER__ */
+
#endif
diff --git a/arch/arm/plat-omap/include/mach/system.h b/arch/arm/plat-omap/include/mach/system.h
index 06923f261545..e9b95637f7fc 100644
--- a/arch/arm/plat-omap/include/mach/system.h
+++ b/arch/arm/plat-omap/include/mach/system.h
@@ -9,12 +9,12 @@
#include <asm/mach-types.h>
#include <mach/hardware.h>
+#include <mach/prcm.h>
+
#ifndef CONFIG_MACH_VOICEBLUE
#define voiceblue_reset() do {} while (0)
#endif
-extern void omap_prcm_arch_reset(char mode);
-
static inline void arch_idle(void)
{
cpu_do_idle();
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-14 08:02:43 +0300