diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/mach-omap2/voltage.h (renamed from arch/arm/plat-omap/include/plat/voltage.h) | 89 |
1 files changed, 59 insertions, 30 deletions
diff --git a/arch/arm/plat-omap/include/plat/voltage.h b/arch/arm/mach-omap2/voltage.h index 5bd204e55c32..e9f5408244e0 100644 --- a/arch/arm/plat-omap/include/plat/voltage.h +++ b/arch/arm/mach-omap2/voltage.h @@ -16,6 +16,10 @@ #include <linux/err.h> +#include "vc.h" +#include "vp.h" + +/* XXX document */ #define VOLTSCALE_VPFORCEUPDATE 1 #define VOLTSCALE_VCBYPASS 2 @@ -27,36 +31,22 @@ #define OMAP3_VOLTOFFSET 0xff #define OMAP3_VOLTSETUP2 0xff -/* Voltage value defines */ -#define OMAP3430_VDD_MPU_OPP1_UV 975000 -#define OMAP3430_VDD_MPU_OPP2_UV 1075000 -#define OMAP3430_VDD_MPU_OPP3_UV 1200000 -#define OMAP3430_VDD_MPU_OPP4_UV 1270000 -#define OMAP3430_VDD_MPU_OPP5_UV 1350000 - -#define OMAP3430_VDD_CORE_OPP1_UV 975000 -#define OMAP3430_VDD_CORE_OPP2_UV 1050000 -#define OMAP3430_VDD_CORE_OPP3_UV 1150000 - -#define OMAP3630_VDD_MPU_OPP50_UV 1012500 -#define OMAP3630_VDD_MPU_OPP100_UV 1200000 -#define OMAP3630_VDD_MPU_OPP120_UV 1325000 -#define OMAP3630_VDD_MPU_OPP1G_UV 1375000 - -#define OMAP3630_VDD_CORE_OPP50_UV 1000000 -#define OMAP3630_VDD_CORE_OPP100_UV 1200000 - -#define OMAP4430_VDD_MPU_OPP50_UV 930000 -#define OMAP4430_VDD_MPU_OPP100_UV 1100000 -#define OMAP4430_VDD_MPU_OPPTURBO_UV 1260000 -#define OMAP4430_VDD_MPU_OPPNITRO_UV 1350000 - -#define OMAP4430_VDD_IVA_OPP50_UV 930000 -#define OMAP4430_VDD_IVA_OPP100_UV 1100000 -#define OMAP4430_VDD_IVA_OPPTURBO_UV 1260000 - -#define OMAP4430_VDD_CORE_OPP50_UV 930000 -#define OMAP4430_VDD_CORE_OPP100_UV 1100000 +/** + * struct omap_vfsm_instance_data - per-voltage manager FSM register/bitfield + * data + * @voltsetup_mask: SETUP_TIME* bitmask in the PRM_VOLTSETUP* register + * @voltsetup_reg: register offset of PRM_VOLTSETUP from PRM base + * @voltsetup_shift: SETUP_TIME* field shift in the PRM_VOLTSETUP* register + * + * XXX What about VOLTOFFSET/VOLTCTRL? + * XXX It is not necessary to have both a _mask and a _shift for the same + * bitfield - remove one! + */ +struct omap_vfsm_instance_data { + u32 voltsetup_mask; + u8 voltsetup_reg; + u8 voltsetup_shift; +}; /** * struct voltagedomain - omap voltage domain global structure. @@ -113,6 +103,42 @@ struct omap_volt_pmic_info { u8 (*uv_to_vsel) (unsigned long uV); }; +/** + * omap_vdd_info - Per Voltage Domain info + * + * @volt_data : voltage table having the distinct voltages supported + * by the domain and other associated per voltage data. + * @pmic_info : pmic specific parameters which should be populted by + * the pmic drivers. + * @vp_data : the register values, shifts, masks for various + * vp registers + * @vp_rt_data : VP data derived at runtime, not predefined + * @vc_data : structure containing various various vc registers, + * shifts, masks etc. + * @vfsm : voltage manager FSM data + * @voltdm : pointer to the voltage domain structure + * @debug_dir : debug directory for this voltage domain. + * @curr_volt : current voltage for this vdd. + * @vp_enabled : flag to keep track of whether vp is enabled or not + * @volt_scale : API to scale the voltage of the vdd. + */ +struct omap_vdd_info { + struct omap_volt_data *volt_data; + struct omap_volt_pmic_info *pmic_info; + struct omap_vp_instance_data *vp_data; + struct omap_vp_runtime_data vp_rt_data; + struct omap_vc_instance_data *vc_data; + const struct omap_vfsm_instance_data *vfsm; + struct voltagedomain voltdm; + struct dentry *debug_dir; + u32 curr_volt; + bool vp_enabled; + u32 (*read_reg) (u16 mod, u8 offset); + void (*write_reg) (u32 val, u16 mod, u8 offset); + int (*volt_scale) (struct omap_vdd_info *vdd, + unsigned long target_volt); +}; + unsigned long omap_vp_get_curr_volt(struct voltagedomain *voltdm); void omap_vp_enable(struct voltagedomain *voltdm); void omap_vp_disable(struct voltagedomain *voltdm); @@ -125,6 +151,9 @@ struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, unsigned long volt); unsigned long omap_voltage_get_nom_volt(struct voltagedomain *voltdm); struct dentry *omap_voltage_get_dbgdir(struct voltagedomain *voltdm); +int __init omap_voltage_early_init(s16 prm_mod, s16 prm_irqst_mod, + struct omap_vdd_info *omap_vdd_array[], + u8 omap_vdd_count); #ifdef CONFIG_PM int omap_voltage_register_pmic(struct voltagedomain *voltdm, struct omap_volt_pmic_info *pmic_info); |