soc/amd/picasso: Add support for using common SoC configuration

This change adds support for using common SoC configuration by adding
soc_amd_common_config to soc_amd_picasso_config and helper function to
return pointer to the structure to amd common block code.

Change-Id: I8bd4eac3b19c9ded2d9a3e95ac077f014730f9d1
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41249
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/soc/amd/picasso/chip.h

@@ -5,6 +5,7 @@
 
 #include <stddef.h>
 #include <stdint.h>
+#include <amdblocks/chip.h>
 #include <commonlib/helpers.h>
 #include <drivers/i2c/designware/dw_i2c.h>
 #include <soc/i2c.h>
@@ -13,6 +14,7 @@
 #include <acpi/acpi_device.h>
 
 struct soc_amd_picasso_config {
+	struct soc_amd_common_config common_config;
 	/*
 	 * If sb_reset_i2c_slaves() is called, this devicetree register
 	 * defines which I2C SCL will be toggled 9 times at 100 KHz.