When booting under OP-TEE, the SYSC is secured which means the PIT is also not accessible by non-secure world. The TCB 0 however is always available for non-secure world and thus can be used. This series add a TCB driver and enables it in sama5d2 configs.
--- Changes in v4: - Add missing interrupts property to tcb node Changes in v3: - Remove useless defines - Add printf in case of unsupported timers specified in device-tree - Add "syscon" compatible to tcb node Changes in v2: - Reworked driver to use existing Linux bindings Clément Léger (3): timer: atmel_tcb_timer: add atmel_tcb driver ARM: dts: at91: sama5d2: add TCB node configs: sama5d2: enable option CONFIG_ATMEL_TCB_TIMER MAINTAINERS | 1 + arch/arm/dts/sama5d2.dtsi | 16 ++ configs/sama5d2_icp_mmc_defconfig | 1 + configs/sama5d2_ptc_ek_mmc_defconfig | 1 + configs/sama5d2_ptc_ek_nandflash_defconfig | 1 + configs/sama5d2_xplained_emmc_defconfig | 1 + configs/sama5d2_xplained_mmc_defconfig | 1 + configs/sama5d2_xplained_qspiflash_defconfig | 1 + configs/sama5d2_xplained_spiflash_defconfig | 1 + drivers/timer/Kconfig | 8 + drivers/timer/Makefile | 1 + drivers/timer/atmel_tcb_timer.c | 155 +++++++++++++++++++ 12 files changed, 188 insertions(+) create mode 100644 drivers/timer/atmel_tcb_timer.c -- 2.34.1