From: Max Krummenacher max.krummenacher@toradex.com
Add two functions, one which returns the SoC speed grade and one which returns the SoC operating temperature range.
Signed-off-by: Max Krummenacher max.krummenacher@toradex.com ---
arch/arm/mach-k3/include/mach/am62_hardware.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/arch/arm/mach-k3/include/mach/am62_hardware.h b/arch/arm/mach-k3/include/mach/am62_hardware.h index ea5bcf5d3de..54380f36e16 100644 --- a/arch/arm/mach-k3/include/mach/am62_hardware.h +++ b/arch/arm/mach-k3/include/mach/am62_hardware.h @@ -86,6 +86,22 @@ static inline int k3_get_core_nr(void) 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);