soc/intel/denverton_ns: Add support for Intel Atom C3000 SoC

This change adds support for Intel Atom C3000 SoC
("Denverton" and "Denverton-NS").
Code is partially based on Apollo Lake/Skylake code.

Change-Id: I53d69aede3b92f1fe06b74a96cc40187fb9825f1
Signed-off-by: Mariusz Szafranski <mariuszx.szafranski@intel.com>
Reviewed-on: https://review.coreboot.org/20861
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: FEI WANG <wangfei.jimei@gmail.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/src/soc/intel/denverton_ns/npk.c b/src/soc/intel/denverton_ns/npk.c
new file mode 100644
index 0000000000..46e5c7ef74
--- /dev/null
+++ b/src/soc/intel/denverton_ns/npk.c
@@ -0,0 +1,51 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2014 - 2017 Intel Corporation.
+ *
+ * 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 <arch/io.h>
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+
+#include <soc/pci_devs.h>
+#include <soc/ramstage.h>
+
+static void npk_init(device_t dev)
+{
+	printk(BIOS_DEBUG, "pch: npk_init\n");
+
+	/* TODO */
+}
+
+static void pci_npk_read_resources(device_t dev)
+{
+	/* Skip NorthPeak enumeration. */
+}
+
+static struct device_operations pmc_ops = {
+	.read_resources = pci_npk_read_resources,
+	.set_resources = pci_dev_set_resources,
+	.enable_resources = pci_dev_enable_resources,
+	.scan_bus = 0,
+	.init = npk_init,
+	.ops_pci = &soc_pci_ops,
+};
+
+static const struct pci_driver pch_pmc __pci_driver = {
+	.ops = &pmc_ops,
+	.vendor = PCI_VENDOR_ID_INTEL,
+	.device = NPK_DEVID,
+};