mb/prodrive/hermes: Add new mainboard port

This patch adds support for the Prodrive Hermes mainboard.

Tested with CoffeeLakeFspBinPkg FSP 7.0.68.41.

Untested:
* CNVi
* Intel Graphics

Tested:
* CPU Intel Xeon E2288G
* CPU Intel Core i3-9100F
* CPU Intel Core i7 9700KF
* CPU Intel Core i7 9700E
* CPU Intel Core i7 9700F
* CPU Intel Core i5 9600K
* CPU Intel Pentium Gold G5400
* PCIe Link Width x8 on Slot6 by changing PCIe mux
* All four DDR4 slots in different configurations
* USB2.0 HDR1
* USB2.0 HDR2
* USB3.0 HDR
* Slot1
* Slot2
* Slot3
* Slot4
* Slot6
* M2.M NVMEe
* Ethernet PHYs 0-4
* Aspeed BMC PCIe
* Aspeed BMC USB
* Aspeed Graphics init
* USB3 backplane all working
* I801 SMBUS

Not Working:
* Intel HDA

Change-Id: Id7d051d3fa6823618691d5572087c9ae589c2862
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38303
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>

2 files changed, 16 insertions, 0 deletions

diff --git a/src/mainboard/prodrive/hermes/variants/baseboard/include/variant/gpio.h b/src/mainboard/prodrive/hermes/variants/baseboard/include/variant/gpio.h
new file mode 100644
index 0000000000..50d18018f0
--- /dev/null
+++ b/src/mainboard/prodrive/hermes/variants/baseboard/include/variant/gpio.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef PCH_GPIO_H
+#define PCH_GPIO_H
+
+#include <soc/gpio.h>
+#include <intelblocks/gpio_defs.h>
+
+const struct pad_config *get_gpio_table(size_t *num);
+const struct pad_config *get_early_gpio_table(size_t *num);
+
+#endif /* PCH_GPIO_H */
diff --git a/src/mainboard/prodrive/hermes/variants/baseboard/include/variant/variants.h b/src/mainboard/prodrive/hermes/variants/baseboard/include/variant/variants.h
new file mode 100644
index 0000000000..83cf232dd8
--- /dev/null
+++ b/src/mainboard/prodrive/hermes/variants/baseboard/include/variant/variants.h
@@ -0,0 +1,4 @@
+#include <soc/cnl_memcfg_init.h>
+
+/* Return memory configuration structure. */
+const struct cnl_mb_cfg *variant_memcfg_config(void);