diff options
Diffstat (limited to 'arch/arm/boards/pine64-quartz64/lowlevel.c')
| -rw-r--r-- | arch/arm/boards/pine64-quartz64/lowlevel.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/boards/pine64-quartz64/lowlevel.c b/arch/arm/boards/pine64-quartz64/lowlevel.c new file mode 100644 index 0000000000..b295885522 --- /dev/null +++ b/arch/arm/boards/pine64-quartz64/lowlevel.c @@ -0,0 +1,39 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include <common.h> +#include <linux/sizes.h> +#include <asm/barebox-arm-head.h> +#include <asm/barebox-arm.h> +#include <mach/hardware.h> +#include <mach/atf.h> +#include <debug_ll.h> +#include <mach/rockchip.h> + +extern char __dtb_rk3566_quartz64_a_start[]; + +static noinline void start_quartz64(void *fdt) +{ + /* + * Image execution starts at 0x0, but this is used for ATF and + * OP-TEE later, so move away from here. + */ + if (current_el() == 3) + relocate_to_adr_full(RK3568_BAREBOX_LOAD_ADDRESS); + else + relocate_to_current_adr(); + + setup_c(); + + if (current_el() == 3) { + rk3568_lowlevel_init(); + rk3568_atf_load_bl31(fdt); + /* not reached */ + } + + barebox_arm_entry(RK3568_DRAM_BOTTOM, 0x80000000 - RK3568_DRAM_BOTTOM, + fdt); +} + +ENTRY_FUNCTION(start_quartz64a, r0, r1, r2) +{ + start_quartz64(__dtb_rk3566_quartz64_a_start); +} |