soc/intel/{common,skylake}: provide common NHLT SoC support

The nhlt_soc_serialize() and nhlt_soc_serialize_oem_overrides()
functions should be able to be leveraged on all Intel SoCs
which support NHLT. Therefore provide that functionality and
make skylake use it.

Change-Id: Ib5535cc874f2680ec22554cecaf97b09753cacd0
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/15490
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins)

2 files changed, 0 insertions, 42 deletions

diff --git a/src/soc/intel/skylake/nhlt/Makefile.inc b/src/soc/intel/skylake/nhlt/Makefile.inc
index aff182c50b..e02248214c 100644
--- a/src/soc/intel/skylake/nhlt/Makefile.inc
+++ b/src/soc/intel/skylake/nhlt/Makefile.inc
@@ -1,4 +1,3 @@
-ramstage-y += nhlt.c
 ramstage-y += dmic.c
 ramstage-y += nau88l25.c
 ramstage-y += max98357.c
diff --git a/src/soc/intel/skylake/nhlt/nhlt.c b/src/soc/intel/skylake/nhlt/nhlt.c
deleted file mode 100644
index d498152406..0000000000
--- a/src/soc/intel/skylake/nhlt/nhlt.c
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright 2015 Google, Inc.
- *
- * 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.
- */
-
-#include <cbmem.h>
-#include <nhlt.h>
-#include <soc/acpi.h>
-
-uintptr_t nhlt_soc_serialize(struct nhlt *nhlt, uintptr_t acpi_addr)
-{
-	return nhlt_soc_serialize_oem_overrides(nhlt, acpi_addr, NULL, NULL);
-}
-
-uintptr_t nhlt_soc_serialize_oem_overrides(struct nhlt *nhlt,
-	uintptr_t acpi_addr, const char *oem_id, const char *oem_table_id)
-{
-	global_nvs_t *gnvs;
-
-	gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS);
-
-	if (gnvs == NULL)
-		return acpi_addr;
-
-	/* Update NHLT GNVS Data */
-	gnvs->nhla = (uintptr_t)acpi_addr;
-	gnvs->nhll = nhlt_current_size(nhlt);
-
-	return nhlt_serialize_oem_overrides(nhlt, acpi_addr,
-						oem_id, oem_table_id);
-}