diff options
Diffstat (limited to 'arch/arm/mach-k3/include/mach/am62_hardware.h')
| -rw-r--r-- | arch/arm/mach-k3/include/mach/am62_hardware.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/mach-k3/include/mach/am62_hardware.h b/arch/arm/mach-k3/include/mach/am62_hardware.h index acd2d109c2..54380f36e1 100644 --- a/arch/arm/mach-k3/include/mach/am62_hardware.h +++ b/arch/arm/mach-k3/include/mach/am62_hardware.h @@ -79,6 +79,45 @@ #define TI_SRAM_SCRATCH_BOARD_EEPROM_START 0x43c30000 +static inline int k3_get_core_nr(void) +{ + u32 full_devid = readl(CTRLMMR_WKUP_JTAG_DEVICE_ID); + + return (full_devid & JTAG_DEV_CORE_NR_MASK) >> JTAG_DEV_CORE_NR_SHIFT; +} + +static inline char k3_get_speed_grade(void) +{ + u32 full_devid = readl(CTRLMMR_WKUP_JTAG_DEVICE_ID); + u32 speed_grade = (full_devid & JTAG_DEV_SPEED_MASK) >> + JTAG_DEV_SPEED_SHIFT; + + return 'A' - 1 + speed_grade; +} + +static inline int k3_get_temp_grade(void) +{ + u32 full_devid = readl(CTRLMMR_WKUP_JTAG_DEVICE_ID); + + return (full_devid & JTAG_DEV_TEMP_MASK) >> JTAG_DEV_TEMP_SHIFT; +} + +static inline int k3_has_pru(void) +{ + u32 full_devid = readl(CTRLMMR_WKUP_JTAG_DEVICE_ID); + u32 feature_mask = (full_devid & JTAG_DEV_FEATURES_MASK) >> + JTAG_DEV_FEATURES_SHIFT; + + return !(feature_mask & JTAG_DEV_FEATURE_NO_PRU); +} + +static inline int k3_has_gpu(void) +{ + u32 full_devid = readl(CTRLMMR_WKUP_JTAG_DEVICE_ID); + + return (full_devid & JTAG_DEV_GPU_MASK) >> JTAG_DEV_GPU_SHIFT; +} + #if defined(CONFIG_SYS_K3_SPL_ATF) && !defined(__ASSEMBLY__) static const u32 put_device_ids[] = {}; |