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arm: mach-k3: am62: provide more soc feature info accessors

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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>
This commit is contained in:
Max Krummenacher 2024-01-17 11:16:48 +01:00 • committed by Tom Rini
parent 9c68b0427c
commit 00812e2257
1 changed files with 16 additions and 0 deletions
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16
arch/arm/mach-k3/include/mach/am62_hardware.h
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@ -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; 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) static inline int k3_has_pru(void)
{ {
u32 full_devid = readl(CTRLMMR_WKUP_JTAG_DEVICE_ID); u32 full_devid = readl(CTRLMMR_WKUP_JTAG_DEVICE_ID);