From 75322a634bc8494fc5cf0f5290c81e1100789631 Mon Sep 17 00:00:00 2001 From: Anup Patel Date: Fri, 24 Apr 2020 16:56:33 +0530 Subject: lib: utils: Add simple FDT irqchip framework 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 Reviewed-by: Atish Patra --- include/sbi_utils/irqchip/fdt_irqchip.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 include/sbi_utils/irqchip/fdt_irqchip.h (limited to 'include/sbi_utils/irqchip') diff --git a/include/sbi_utils/irqchip/fdt_irqchip.h b/include/sbi_utils/irqchip/fdt_irqchip.h new file mode 100644 index 0000000..13ef6f7 --- /dev/null +++ b/include/sbi_utils/irqchip/fdt_irqchip.h @@ -0,0 +1,26 @@ +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2020 Western Digital Corporation or its affiliates. + * + * Authors: + * Anup Patel + */ + +#ifndef __FDT_IRQCHIP_H__ +#define __FDT_IRQCHIP_H__ + +#include + +struct fdt_irqchip { + const struct fdt_match *match_table; + int (*cold_init)(void *fdt, int nodeoff, const struct fdt_match *match); + int (*warm_init)(void); + void (*exit)(void); +}; + +void fdt_irqchip_exit(void); + +int fdt_irqchip_init(bool cold_boot); + +#endif -- cgit v1.2.3