From 6c4b5916fcd4844410a709320ab7bf5a06a45596 Mon Sep 17 00:00:00 2001 From: Subrata Banik Date: Tue, 7 Nov 2017 16:10:05 +0530 Subject: soc/intel/common/block: Add Intel common SPI support SOC need to select specific macros need to compile common SPI code. Change-Id: I82f7d1852d12ca37f386b64a613a676753da959c Signed-off-by: Subrata Banik Reviewed-on: https://review.coreboot.org/22360 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh Reviewed-by: Aaron Durbin --- .../intel/common/block/include/intelblocks/spi.h | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 src/soc/intel/common/block/include/intelblocks/spi.h (limited to 'src/soc/intel/common/block/include/intelblocks/spi.h') diff --git a/src/soc/intel/common/block/include/intelblocks/spi.h b/src/soc/intel/common/block/include/intelblocks/spi.h new file mode 100644 index 0000000000..e652a369d8 --- /dev/null +++ b/src/soc/intel/common/block/include/intelblocks/spi.h @@ -0,0 +1,37 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2017 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef SOC_INTEL_COMMON_BLOCK_SPI_H +#define SOC_INTEL_COMMON_BLOCK_SPI_H + +/* + * SoC overrides + * + * All new SoC must implement below functionality. + */ + +/* Function to convert input device function to bus number + * Input: Device Function number + * Output: -1 translate to Error, >=0 is bus number + */ +int spi_soc_devfn_to_bus(unsigned int devfn); + +/* Function to convert input bus number to device function + * Input: Bus number + * Output: -1 translate to Error, >=0 is function number + */ +int spi_soc_bus_to_devfn(unsigned int bus); + +#endif /* SOC_INTEL_COMMON_BLOCK_SPI_H */ -- cgit v1.2.3