The irqchip driver subsystem does not need any extra data, so it can use
`struct fdt_driver` directly. The generic fdt_irqchip_init() performs a
best-effort initialization of all matching DT nodes.
Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Now that driver lifecycle is managed from within the SBI irqchip core,
platforms need only to initialize the driver once during cold init.
Remove the remaining platform hooks that are no longer used.
Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
We update irqchip drivers makefile to use kconfig for enabling/disabling
drivers. To avoid compile errors, we also enable appropriate irqchip
drivers for each platform.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Tested-by: Andrew Jones <ajones@ventanamicro.com>
Acked-by: Atish Patra <atishp@rivosinc.com>
Tested-by: Atish Patra <atishp@rivosinc.com>
We add simple irqchip framework which will select and use irqchip driver
based on details in FDT passed by previous booting stage.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
