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H A Darm64.hcd2d617e336c6ae7c69c5f25c4cc9afaa4937566 Wed Jun 25 12:17:13 UTC 2025 Jens Wiklander <jens.wiklander@linaro.org> core: arm64.h: add {read,write}_cntp_{ct,tva,cva}l()

Add wrapper functions to read and write to the EL1 physical timer
registers cntp_ctl_el0, cntp_tval_el0, and cntp_cval_el0. These
registers are used when using the Arm Generic Timer with
CFG_CORE_SEL2_SPMC=y (Hafnium as SPMC at S-EL2).

Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
Acked-by: Gatien Chevallier <gatien.chevallier@foss.st.com>