1eb2852efe
ACP is a PCI audio device. This patch adds PCI driver to bind to this device and get PCI resources. Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20200518171704.24999-3-Vijendar.Mukunda@amd.com Signed-off-by: Mark Brown <broonie@kernel.org>
22 lines
449 B
C
22 lines
449 B
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* AMD ALSA SoC PDM Driver
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*
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* Copyright 2020 Advanced Micro Devices, Inc.
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*/
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#include "rn_chip_offset_byte.h"
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#define ACP_PHY_BASE_ADDRESS 0x1240000
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#define ACP_DEVICE_ID 0x15E2
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static inline u32 rn_readl(void __iomem *base_addr)
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{
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return readl(base_addr - ACP_PHY_BASE_ADDRESS);
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}
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static inline void rn_writel(u32 val, void __iomem *base_addr)
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{
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writel(val, base_addr - ACP_PHY_BASE_ADDRESS);
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}
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