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, 72 insertions, 0 deletions

diff --git a/src/soc/intel/denverton_ns/bootblock/bootblock.c b/src/soc/intel/denverton_ns/bootblock/bootblock.c
new file mode 100644
index 0000000000..6179bf7c21
--- /dev/null
+++ b/src/soc/intel/denverton_ns/bootblock/bootblock.c
@@ -0,0 +1,72 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2016 - 2017 Intel Corp.
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/cpu.h>
+#include <bootblock_common.h>
+#include <cpu/x86/mtrr.h>
+#include <device/pci.h>
+#include <FsptUpd.h>
+#include <intelblocks/fast_spi.h>
+#include <lib.h>
+#include <soc/bootblock.h>
+#include <soc/iomap.h>
+#include <spi-generic.h>
+#include <timestamp.h>
+#include <console/console.h>
+
+const FSPT_UPD temp_ram_init_params = {
+	.FspUpdHeader = {
+			.Signature = 0x545F445055564E44ULL,
+			.Revision = 1,
+			.Reserved = {0},
+	},
+	.FsptCoreUpd = {
+			.MicrocodeRegionBase =
+				(UINT32)CONFIG_CPU_MICROCODE_CBFS_LOC,
+			.MicrocodeRegionLength =
+				(UINT32)CONFIG_CPU_MICROCODE_CBFS_LEN,
+			.CodeRegionBase =
+				(UINT32)(0x100000000ULL - CONFIG_CBFS_SIZE),
+			.CodeRegionLength = (UINT32)CONFIG_CBFS_SIZE,
+			.Reserved1 = {0},
+	},
+	.FsptConfig = {
+			.PcdFsptPort80RouteDisable = 0,
+			.ReservedTempRamInitUpd = {0},
+	},
+	.UnusedUpdSpace0 = {0},
+	.UpdTerminator = 0x55AA,
+};
+
+asmlinkage void bootblock_c_entry(uint64_t base_timestamp)
+{
+	/* Call lib/bootblock.c main */
+	bootblock_main_with_timestamp(base_timestamp);
+};
+
+void bootblock_soc_early_init(void)
+{
+
+#if (IS_ENABLED(CONFIG_CONSOLE_SERIAL))
+	early_uart_init();
+#endif
+};
+
+void bootblock_soc_init(void)
+{
+	if (IS_ENABLED(CONFIG_BOOTBLOCK_CONSOLE))
+		printk(BIOS_DEBUG, "FSP TempRamInit successful...\n");
+};