diff options
Diffstat (limited to 'include/linux/mfd')
-rw-r--r-- | include/linux/mfd/db8500-prcmu.h | 65 | ||||
-rw-r--r-- | include/linux/mfd/dbx500-prcmu.h | 118 |
2 files changed, 147 insertions, 36 deletions
diff --git a/include/linux/mfd/db8500-prcmu.h b/include/linux/mfd/db8500-prcmu.h index 7268ce92d54..41342dbad0d 100644 --- a/include/linux/mfd/db8500-prcmu.h +++ b/include/linux/mfd/db8500-prcmu.h @@ -11,6 +11,21 @@ #define __MFD_DB8500_PRCMU_H #include <linux/interrupt.h> +#include <linux/bitops.h> + +/* + * Registers + */ +#define DB8500_PRCM_GPIOCR 0x138 +#define DB8500_PRCM_GPIOCR_DBG_UARTMOD_CMD0 BIT(0) +#define DB8500_PRCM_GPIOCR_DBG_STM_APE_CMD BIT(9) +#define DB8500_PRCM_GPIOCR_DBG_STM_MOD_CMD1 BIT(11) +#define DB8500_PRCM_GPIOCR_SPI2_SELECT BIT(23) + +#define DB8500_PRCM_DSI_SW_RESET 0x324 +#define DB8500_PRCM_DSI_SW_RESET_DSI0_SW_RESETN BIT(0) +#define DB8500_PRCM_DSI_SW_RESET_DSI1_SW_RESETN BIT(1) +#define DB8500_PRCM_DSI_SW_RESET_DSI2_SW_RESETN BIT(2) /* This portion previously known as <mach/prcmu-fw-defs_v1.h> */ @@ -519,12 +534,6 @@ int prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size); void prcmu_ac_wake_req(void); void prcmu_ac_sleep_req(void); void prcmu_modem_reset(void); -void prcmu_enable_spi2(void); -void prcmu_disable_spi2(void); -void prcmu_enable_stm_mod_uart(void); -void prcmu_disable_stm_mod_uart(void); -void prcmu_enable_stm_ape(void); -void prcmu_disable_stm_ape(void); int prcmu_config_a9wdog(u8 num, bool sleep_auto_off); int prcmu_enable_a9wdog(u8 id); @@ -552,6 +561,10 @@ int db8500_prcmu_get_ape_opp(void); int db8500_prcmu_set_ddr_opp(u8 opp); int db8500_prcmu_get_ddr_opp(void); +u32 db8500_prcmu_read(unsigned int reg); +void db8500_prcmu_write(unsigned int reg, u32 value); +void db8500_prcmu_write_masked(unsigned int reg, u32 mask, u32 value); + #else /* !CONFIG_MFD_DB8500_PRCMU */ static inline void db8500_prcmu_early_init(void) {} @@ -656,36 +669,6 @@ static inline void prcmu_ac_sleep_req(void) {} static inline void prcmu_modem_reset(void) {} -static inline int prcmu_enable_spi2(void) -{ - return 0; -} - -static inline int prcmu_disable_spi2(void) -{ - return 0; -} - -static inline int prcmu_enable_stm_mod_uart(void) -{ - return 0; -} - -static inline int prcmu_disable_stm_mod_uart(void) -{ - return 0; -} - -static inline int prcmu_enable_stm_ape(void) -{ - return 0; -} - -static inline int prcmu_disable_stm_ape(void) -{ - return 0; -} - static inline void db8500_prcmu_system_reset(u16 reset_code) {} static inline int db8500_prcmu_set_power_state(u8 state, bool keep_ulp_clk, @@ -775,6 +758,16 @@ static inline int db8500_prcmu_get_arm_opp(void) return 0; } +static inline u32 db8500_prcmu_read(unsigned int reg) +{ + return 0; +} + +static inline void db8500_prcmu_write(unsigned int reg, u32 value) {} + +static inline void db8500_prcmu_write_masked(unsigned int reg, u32 mask, + u32 value) {} + #endif /* !CONFIG_MFD_DB8500_PRCMU */ #endif /* __MFD_DB8500_PRCMU_H */ diff --git a/include/linux/mfd/dbx500-prcmu.h b/include/linux/mfd/dbx500-prcmu.h index 43a62985b0a..693e7a4150a 100644 --- a/include/linux/mfd/dbx500-prcmu.h +++ b/include/linux/mfd/dbx500-prcmu.h @@ -464,6 +464,26 @@ static inline int prcmu_stop_temp_sense(void) return db8500_prcmu_stop_temp_sense(); } +static inline u32 prcmu_read(unsigned int reg) +{ + if (cpu_is_u8500()) + return db8500_prcmu_read(reg); + else + return 0; +} + +static inline void prcmu_write(unsigned int reg, u32 value) +{ + if (cpu_is_u8500()) + db8500_prcmu_write(reg, value); +} + +static inline void prcmu_write_masked(unsigned int reg, u32 mask, u32 value) +{ + if (cpu_is_u8500()) + db8500_prcmu_write_masked(reg, mask, value); +} + #else static inline void __init prcmu_early_init(void) {} @@ -613,6 +633,104 @@ static inline int prcmu_stop_temp_sense(void) return 0; } +static inline u32 prcmu_read(unsigned int reg) +{ + return 0; +} + +static inline void prcmu_write(unsigned int reg, u32 value) {} + +static inline void prcmu_write_masked(unsigned int reg, u32 mask, u32 value) {} + +#endif + +static inline void prcmu_set(unsigned int reg, u32 bits) +{ + prcmu_write_masked(reg, bits, bits); +} + +static inline void prcmu_clear(unsigned int reg, u32 bits) +{ + prcmu_write_masked(reg, bits, 0); +} + +#if defined(CONFIG_UX500_SOC_DB8500) || defined(CONFIG_UX500_SOC_DB5500) + +/** + * prcmu_enable_spi2 - Enables pin muxing for SPI2 on OtherAlternateC1. + */ +static inline void prcmu_enable_spi2(void) +{ + if (cpu_is_u8500()) + prcmu_set(DB8500_PRCM_GPIOCR, DB8500_PRCM_GPIOCR_SPI2_SELECT); +} + +/** + * prcmu_disable_spi2 - Disables pin muxing for SPI2 on OtherAlternateC1. + */ +static inline void prcmu_disable_spi2(void) +{ + if (cpu_is_u8500()) + prcmu_clear(DB8500_PRCM_GPIOCR, DB8500_PRCM_GPIOCR_SPI2_SELECT); +} + +/** + * prcmu_enable_stm_mod_uart - Enables pin muxing for STMMOD + * and UARTMOD on OtherAlternateC3. + */ +static inline void prcmu_enable_stm_mod_uart(void) +{ + if (cpu_is_u8500()) { + prcmu_set(DB8500_PRCM_GPIOCR, + (DB8500_PRCM_GPIOCR_DBG_STM_MOD_CMD1 | + DB8500_PRCM_GPIOCR_DBG_UARTMOD_CMD0)); + } +} + +/** + * prcmu_disable_stm_mod_uart - Disables pin muxing for STMMOD + * and UARTMOD on OtherAlternateC3. + */ +static inline void prcmu_disable_stm_mod_uart(void) +{ + if (cpu_is_u8500()) { + prcmu_clear(DB8500_PRCM_GPIOCR, + (DB8500_PRCM_GPIOCR_DBG_STM_MOD_CMD1 | + DB8500_PRCM_GPIOCR_DBG_UARTMOD_CMD0)); + } +} + +/** + * prcmu_enable_stm_ape - Enables pin muxing for STM APE on OtherAlternateC1. + */ +static inline void prcmu_enable_stm_ape(void) +{ + if (cpu_is_u8500()) { + prcmu_set(DB8500_PRCM_GPIOCR, + DB8500_PRCM_GPIOCR_DBG_STM_APE_CMD); + } +} + +/** + * prcmu_disable_stm_ape - Disables pin muxing for STM APE on OtherAlternateC1. + */ +static inline void prcmu_disable_stm_ape(void) +{ + if (cpu_is_u8500()) { + prcmu_clear(DB8500_PRCM_GPIOCR, + DB8500_PRCM_GPIOCR_DBG_STM_APE_CMD); + } +} + +#else + +static inline void prcmu_enable_spi2(void) {} +static inline void prcmu_disable_spi2(void) {} +static inline void prcmu_enable_stm_mod_uart(void) {} +static inline void prcmu_disable_stm_mod_uart(void) {} +static inline void prcmu_enable_stm_ape(void) {} +static inline void prcmu_disable_stm_ape(void) {} + #endif /* PRCMU QoS APE OPP class */ |