From: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com
The register map and programming sequences for the ACE2.x IP are completely different and need to be abstracted with a different set of callbacks.
This initial patch adds a new file, follow-up patches will add each required callback.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Rander Wang rander.wang@intel.com Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Signed-off-by: Bard Liao yung-chuan.liao@linux.intel.com --- drivers/soundwire/Makefile | 2 +- drivers/soundwire/intel_ace2x.c | 19 +++++++++++++++++++ include/linux/soundwire/sdw_intel.h | 1 + 3 files changed, 21 insertions(+), 1 deletion(-) create mode 100644 drivers/soundwire/intel_ace2x.c
diff --git a/drivers/soundwire/Makefile b/drivers/soundwire/Makefile index 8038e840ac5b..d7212777a927 100644 --- a/drivers/soundwire/Makefile +++ b/drivers/soundwire/Makefile @@ -20,7 +20,7 @@ soundwire-cadence-y := cadence_master.o obj-$(CONFIG_SOUNDWIRE_CADENCE) += soundwire-cadence.o
#Intel driver -soundwire-intel-y := intel.o intel_auxdevice.o intel_init.o dmi-quirks.o \ +soundwire-intel-y := intel.o intel_ace2x.o intel_auxdevice.o intel_init.o dmi-quirks.o \ intel_bus_common.o obj-$(CONFIG_SOUNDWIRE_INTEL) += soundwire-intel.o
diff --git a/drivers/soundwire/intel_ace2x.c b/drivers/soundwire/intel_ace2x.c new file mode 100644 index 000000000000..623e4fd7db91 --- /dev/null +++ b/drivers/soundwire/intel_ace2x.c @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) +// Copyright(c) 2023 Intel Corporation. All rights reserved. + +/* + * Soundwire Intel ops for LunarLake + */ + +#include <linux/acpi.h> +#include <linux/device.h> +#include <linux/soundwire/sdw_registers.h> +#include <linux/soundwire/sdw.h> +#include <linux/soundwire/sdw_intel.h> +#include "cadence_master.h" +#include "bus.h" +#include "intel.h" + +const struct sdw_intel_hw_ops sdw_intel_lnl_hw_ops = { +}; +EXPORT_SYMBOL_NS(sdw_intel_lnl_hw_ops, SOUNDWIRE_INTEL); diff --git a/include/linux/soundwire/sdw_intel.h b/include/linux/soundwire/sdw_intel.h index 8e6183e029fa..66687e83a94f 100644 --- a/include/linux/soundwire/sdw_intel.h +++ b/include/linux/soundwire/sdw_intel.h @@ -419,5 +419,6 @@ struct sdw_intel_hw_ops { };
extern const struct sdw_intel_hw_ops sdw_intel_cnl_hw_ops; +extern const struct sdw_intel_hw_ops sdw_intel_lnl_hw_ops;
#endif