From b58d12fe6ccd16030e1a69b5c443075f7bed0f6d Mon Sep 17 00:00:00 2001 From: Mattias Nilsson Date: Fri, 13 Jan 2012 16:20:10 +0100 Subject: mfd: Function for obtaining the db8500 prcmu firmware version This patch exports a function that can be used to tell which version of the DB8500 PRCMU firmware is available, and revamps the firmware detection code a bit. Reviewed-by: Bengt Jonsson Reviewed-by: Jonas Aberg Signed-off-by: Mattias Nilsson Signed-off-by: Linus Walleij Signed-off-by: Samuel Ortiz --- include/linux/mfd/db8500-prcmu.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'include/linux/mfd/db8500-prcmu.h') diff --git a/include/linux/mfd/db8500-prcmu.h b/include/linux/mfd/db8500-prcmu.h index 0dc9017272bc..18959171f446 100644 --- a/include/linux/mfd/db8500-prcmu.h +++ b/include/linux/mfd/db8500-prcmu.h @@ -493,6 +493,18 @@ struct prcmu_auto_pm_config { u8 sva_policy; }; +#define PRCMU_FW_PROJECT_U8500 2 +#define PRCMU_FW_PROJECT_U9500 4 +#define PRCMU_FW_PROJECT_U8500_C2 7 +#define PRCMU_FW_PROJECT_U9500_C2 11 + +struct prcmu_fw_version { + u8 project; + u8 api_version; + u8 func_version; + u8 errata; +}; + #ifdef CONFIG_MFD_DB8500_PRCMU void db8500_prcmu_early_init(void); @@ -502,6 +514,7 @@ enum ap_pwrst prcmu_get_xp70_current_state(void); bool prcmu_has_arm_maxopp(void); int prcmu_set_ape_opp(u8 opp); int prcmu_get_ape_opp(void); +struct prcmu_fw_version *prcmu_get_fw_version(void); int prcmu_request_ape_opp_100_voltage(bool enable); int prcmu_release_usb_wakeup_state(void); int prcmu_set_ddr_opp(u8 opp); @@ -573,6 +586,11 @@ static inline bool prcmu_has_arm_maxopp(void) return false; } +static inline struct prcmu_fw_version *prcmu_get_fw_version(void) +{ + return NULL; +} + static inline int prcmu_set_ape_opp(u8 opp) { return 0; -- cgit v1.2.3-59-g8ed1b