soc/amd/picasso: Move get_soc_config to common location

Multiple files can eventually take advantage of the static function in
i2c.c.  Move get_soc_config() into a new common location for all to use.

Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Change-Id: If5d9be2f74cde370979033365af2e355eb6d814e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38695
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

1 files changed, 30 insertions, 0 deletions

diff --git a/src/soc/amd/picasso/cfg_util.c b/src/soc/amd/picasso/cfg_util.c
new file mode 100644
index 0000000000..60555e44c5
--- /dev/null
+++ b/src/soc/amd/picasso/cfg_util.c
@@ -0,0 +1,30 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * 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 <console/console.h>
+#include <device/device.h>
+#include <soc/pci_devs.h>
+#include "chip.h"
+
+const config_t *get_soc_config(void)
+{
+	const struct device *dev = pcidev_path_on_root(GNB_DEVFN);
+
+	if (!dev || !dev->chip_info) {
+		printk(BIOS_ERR, "%s: Could not find SoC devicetree config!\n",
+			__func__);
+		return NULL;
+	}
+
+	return dev->chip_info;
+}