diff options
Diffstat (limited to 'arch/arm/mach-omap2/omap_hwmod.h')
| -rw-r--r-- | arch/arm/mach-omap2/omap_hwmod.h | 192 |
1 files changed, 46 insertions, 146 deletions
diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h index a8f779381fd8..dcab7a01c10e 100644 --- a/arch/arm/mach-omap2/omap_hwmod.h +++ b/arch/arm/mach-omap2/omap_hwmod.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * omap_hwmod macros, structures * @@ -9,10 +10,6 @@ * Kevin Hilman, Tony Lindgren, Rajendra Nayak, Vikram Pandita, Sakari * Poussa, Anand Sawant, Santosh Shilimkar, 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 - * published by the Free Software Foundation. - * * These headers and macros are used to define OMAP on-chip module * data and their integration with other OMAP modules and Linux. * Copious documentation and references can also be found in the @@ -21,11 +18,9 @@ * * To do: * - add interconnect error log structures - * - add pinmuxing * - init_conn_id_bit (CONNID_BIT_VECTOR) * - implement default hwmod SMS/SDRC flags? * - move Linux-specific data ("non-ROM data") out - * */ #ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD_H #define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD_H @@ -38,9 +33,15 @@ struct omap_device; -extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type1; -extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type2; -extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type3; +extern struct sysc_regbits omap_hwmod_sysc_type1; +extern struct sysc_regbits omap_hwmod_sysc_type2; +extern struct sysc_regbits omap_hwmod_sysc_type3; +extern struct sysc_regbits omap34xx_sr_sysc_fields; +extern struct sysc_regbits omap36xx_sr_sysc_fields; +extern struct sysc_regbits omap3_sham_sysc_fields; +extern struct sysc_regbits omap3xxx_aes_sysc_fields; +extern struct sysc_regbits omap_hwmod_sysc_type_mcasp; +extern struct sysc_regbits omap_hwmod_sysc_type_usb_host_fs; /* * OCP SYSCONFIG bit shifts/masks TYPE1. These are for IPs compliant @@ -151,50 +152,6 @@ extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type3; #endif /** - * struct omap_hwmod_mux_info - hwmod specific mux configuration - * @pads: array of omap_device_pad entries - * @nr_pads: number of omap_device_pad entries - * - * Note that this is currently built during init as needed. - */ -struct omap_hwmod_mux_info { - int nr_pads; - struct omap_device_pad *pads; - int nr_pads_dynamic; - struct omap_device_pad **pads_dynamic; - int *irqs; - bool enabled; -}; - -/** - * struct omap_hwmod_irq_info - MPU IRQs used by the hwmod - * @name: name of the IRQ channel (module local name) - * @irq: IRQ channel ID (should be non-negative except -1 = terminator) - * - * @name should be something short, e.g., "tx" or "rx". It is for use - * by platform_get_resource_byname(). It is defined locally to the - * hwmod. - */ -struct omap_hwmod_irq_info { - const char *name; - s16 irq; -}; - -/** - * struct omap_hwmod_dma_info - DMA channels used by the hwmod - * @name: name of the DMA channel (module local name) - * @dma_req: DMA request ID (should be non-negative except -1 = terminator) - * - * @name should be something short, e.g., "tx" or "rx". It is for use - * by platform_get_resource_byname(). It is defined locally to the - * hwmod. - */ -struct omap_hwmod_dma_info { - const char *name; - s16 dma_req; -}; - -/** * struct omap_hwmod_rst_info - IPs reset lines use by hwmod * @name: name of the reset line (module local name) * @rst_shift: Offset of the reset bit @@ -243,34 +200,6 @@ struct omap_hwmod_omap2_firewall { u8 flags; }; - -/* - * omap_hwmod_addr_space.flags bits - * - * ADDR_MAP_ON_INIT: Map this address space during omap_hwmod init. - * ADDR_TYPE_RT: Address space contains module register target data. - */ -#define ADDR_MAP_ON_INIT (1 << 0) /* XXX does not belong */ -#define ADDR_TYPE_RT (1 << 1) - -/** - * struct omap_hwmod_addr_space - address space handled by the hwmod - * @name: name of the address space - * @pa_start: starting physical address - * @pa_end: ending physical address - * @flags: (see omap_hwmod_addr_space.flags macros above) - * - * Address space doesn't necessarily follow physical interconnect - * structure. GPMC is one example. - */ -struct omap_hwmod_addr_space { - const char *name; - u32 pa_start; - u32 pa_end; - u8 flags; -}; - - /* * omap_hwmod_ocp_if.user bits: these indicate the initiators that use this * interface to interact with the hwmod. Used to add sleep dependencies @@ -358,26 +287,6 @@ struct omap_hwmod_ocp_if { #define CLOCKACT_TEST_NONE 0x3 /** - * struct omap_hwmod_sysc_fields - hwmod OCP_SYSCONFIG register field offsets. - * @midle_shift: Offset of the midle bit - * @clkact_shift: Offset of the clockactivity bit - * @sidle_shift: Offset of the sidle bit - * @enwkup_shift: Offset of the enawakeup bit - * @srst_shift: Offset of the softreset bit - * @autoidle_shift: Offset of the autoidle bit - * @dmadisable_shift: Offset of the dmadisable bit - */ -struct omap_hwmod_sysc_fields { - u8 midle_shift; - u8 clkact_shift; - u8 sidle_shift; - u8 enwkup_shift; - u8 srst_shift; - u8 autoidle_shift; - u8 dmadisable_shift; -}; - -/** * struct omap_hwmod_class_sysconfig - hwmod class OCP_SYS* data * @rev_offs: IP block revision register offset (from module base addr) * @sysc_offs: OCP_SYSCONFIG register offset (from module base addr) @@ -404,11 +313,11 @@ struct omap_hwmod_sysc_fields { * then this field has to be populated with the correct offset structure. */ struct omap_hwmod_class_sysconfig { - u32 rev_offs; - u32 sysc_offs; - u32 syss_offs; + s32 rev_offs; + s32 sysc_offs; + s32 syss_offs; u16 sysc_flags; - struct omap_hwmod_sysc_fields *sysc_fields; + struct sysc_regbits *sysc_fields; u8 srst_udelay; u8 idlemodes; }; @@ -416,11 +325,8 @@ struct omap_hwmod_class_sysconfig { /** * struct omap_hwmod_omap2_prcm - OMAP2/3-specific PRCM data * @module_offs: PRCM submodule offset from the start of the PRM/CM - * @prcm_reg_id: PRCM register ID (e.g., 3 for CM_AUTOIDLE3) - * @module_bit: register bit shift for AUTOIDLE, WKST, WKEN, GRPSEL regs * @idlest_reg_id: IDLEST register ID (e.g., 3 for CM_IDLEST3) * @idlest_idle_bit: register bit shift for CM_IDLEST slave idle bit - * @idlest_stdby_bit: register bit shift for CM_IDLEST master standby bit * * @prcm_reg_id and @module_bit are specific to the AUTOIDLE, WKST, * WKEN, GRPSEL registers. In an ideal world, no extra information @@ -430,11 +336,8 @@ struct omap_hwmod_class_sysconfig { */ struct omap_hwmod_omap2_prcm { s16 module_offs; - u8 prcm_reg_id; - u8 module_bit; u8 idlest_reg_id; u8 idlest_idle_bit; - u8 idlest_stdby_bit; }; /* @@ -446,9 +349,12 @@ struct omap_hwmod_omap2_prcm { * HWMOD_OMAP4_ZERO_CLKCTRL_OFFSET: Some IP blocks have a valid CLKCTRL * offset of zero; this flag bit should be set in those cases to * distinguish from hwmods that have no clkctrl offset. + * HWMOD_OMAP4_CLKFWK_CLKCTR_CLOCK: Module clockctrl clock is managed + * by the common clock framework and not hwmod. */ #define HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT (1 << 0) #define HWMOD_OMAP4_ZERO_CLKCTRL_OFFSET (1 << 1) +#define HWMOD_OMAP4_CLKFWK_CLKCTR_CLOCK (1 << 2) /** * struct omap_hwmod_omap4_prcm - OMAP4-specific PRCM data @@ -583,14 +489,18 @@ struct omap_hwmod_omap4_prcm { #define _HWMOD_STATE_IDLE 5 #define _HWMOD_STATE_DISABLED 6 +#ifdef CONFIG_PM +#define _HWMOD_STATE_DEFAULT _HWMOD_STATE_IDLE +#else +#define _HWMOD_STATE_DEFAULT _HWMOD_STATE_ENABLED +#endif + /** * struct omap_hwmod_class - the type of an IP block * @name: name of the hwmod_class * @sysc: device SYSCONFIG/SYSSTATUS register data - * @rev: revision of the IP class * @pre_shutdown: ptr to fn to be executed immediately prior to device shutdown * @reset: ptr to fn to be executed in place of the standard hwmod reset fn - * @enable_preprogram: ptr to fn to be executed during device enable * @lock: ptr to fn to be executed to lock IP registers * @unlock: ptr to fn to be executed to unlock IP registers * @@ -613,10 +523,8 @@ struct omap_hwmod_omap4_prcm { struct omap_hwmod_class { const char *name; struct omap_hwmod_class_sysconfig *sysc; - u32 rev; int (*pre_shutdown)(struct omap_hwmod *oh); int (*reset)(struct omap_hwmod *oh); - int (*enable_preprogram)(struct omap_hwmod *oh); void (*lock)(struct omap_hwmod *oh); void (*unlock)(struct omap_hwmod *oh); }; @@ -626,8 +534,6 @@ struct omap_hwmod_class { * @name: name of the hwmod * @class: struct omap_hwmod_class * to the class of this hwmod * @od: struct omap_device currently associated with this hwmod (internal use) - * @mpu_irqs: ptr to an array of MPU IRQs - * @sdma_reqs: ptr to an array of System DMA request IDs * @prcm: PRCM data pertaining to this hwmod * @main_clk: main clock: OMAP clock name * @_clk: pointer to the main struct clk (filled in at runtime) @@ -670,9 +576,6 @@ struct omap_hwmod { const char *name; struct omap_hwmod_class *class; struct omap_device *od; - struct omap_hwmod_mux_info *mux; - struct omap_hwmod_irq_info *mpu_irqs; - struct omap_hwmod_dma_info *sdma_reqs; struct omap_hwmod_rst_info *rst_lines; union { struct omap_hwmod_omap2_prcm omap2; @@ -691,7 +594,6 @@ struct omap_hwmod { struct lock_class_key hwmod_key; /* unique lock class */ struct list_head node; struct omap_hwmod_ocp_if *_mpu_port; - unsigned int (*xlate_irq)(unsigned int); u32 flags; u8 mpu_rt_idx; u8 response_lat; @@ -705,11 +607,24 @@ struct omap_hwmod { struct omap_hwmod *parent_hwmod; }; +#ifdef CONFIG_OMAP_HWMOD + +struct device_node; + struct omap_hwmod *omap_hwmod_lookup(const char *name); int omap_hwmod_for_each(int (*fn)(struct omap_hwmod *oh, void *data), void *data); -int __init omap_hwmod_setup_one(const char *name); +int omap_hwmod_parse_module_range(struct omap_hwmod *oh, + struct device_node *np, + struct resource *res); + +struct ti_sysc_module_data; +struct ti_sysc_cookie; + +int omap_hwmod_init_module(struct device *dev, + const struct ti_sysc_module_data *data, + struct ti_sysc_cookie *cookie); int omap_hwmod_enable(struct omap_hwmod *oh); int omap_hwmod_idle(struct omap_hwmod *oh); @@ -722,37 +637,27 @@ void omap_hwmod_write(u32 v, struct omap_hwmod *oh, u16 reg_offs); u32 omap_hwmod_read(struct omap_hwmod *oh, u16 reg_offs); int omap_hwmod_softreset(struct omap_hwmod *oh); -int omap_hwmod_count_resources(struct omap_hwmod *oh, unsigned long flags); -int omap_hwmod_fill_resources(struct omap_hwmod *oh, struct resource *res); -int omap_hwmod_fill_dma_resources(struct omap_hwmod *oh, struct resource *res); -int omap_hwmod_get_resource_byname(struct omap_hwmod *oh, unsigned int type, - const char *name, struct resource *res); - -struct powerdomain *omap_hwmod_get_pwrdm(struct omap_hwmod *oh); void __iomem *omap_hwmod_get_mpu_rt_va(struct omap_hwmod *oh); -int omap_hwmod_enable_wakeup(struct omap_hwmod *oh); -int omap_hwmod_disable_wakeup(struct omap_hwmod *oh); - int omap_hwmod_for_each_by_class(const char *classname, int (*fn)(struct omap_hwmod *oh, void *user), void *user); int omap_hwmod_set_postsetup_state(struct omap_hwmod *oh, u8 state); -int omap_hwmod_get_context_loss_count(struct omap_hwmod *oh); extern void __init omap_hwmod_init(void); -const char *omap_hwmod_get_main_clk(struct omap_hwmod *oh); - -/* - * - */ +#else /* CONFIG_OMAP_HWMOD */ -extern int omap_hwmod_aess_preprogram(struct omap_hwmod *oh); -void omap_hwmod_rtc_unlock(struct omap_hwmod *oh); -void omap_hwmod_rtc_lock(struct omap_hwmod *oh); +static inline int +omap_hwmod_for_each_by_class(const char *classname, + int (*fn)(struct omap_hwmod *oh, void *user), + void *user) +{ + return 0; +} +#endif /* CONFIG_OMAP_HWMOD */ /* * Chip variant-specific hwmod init routines - XXX should be converted @@ -761,13 +666,8 @@ void omap_hwmod_rtc_lock(struct omap_hwmod *oh); extern int omap2420_hwmod_init(void); extern int omap2430_hwmod_init(void); extern int omap3xxx_hwmod_init(void); -extern int omap44xx_hwmod_init(void); -extern int omap54xx_hwmod_init(void); -extern int am33xx_hwmod_init(void); extern int dm814x_hwmod_init(void); extern int dm816x_hwmod_init(void); -extern int dra7xx_hwmod_init(void); -int am43xx_hwmod_init(void); extern int __init omap_hwmod_register_links(struct omap_hwmod_ocp_if **ois); |