rockchip/rk3399: Add a stub implementation of the rk3399 SOC

Most things still need to be filled in, but this will allow
us to build boards which use this SOC.

BRANCH=none
BUG=chrome-os-partner:51537
TEST=with the rest of the patches applied Kevin board can be booted to
     Linux login propmt.

Change-Id: I6f2407ff578dcd3d0daed86dd03d8f5f4edcac53
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 27dfc39efe95025be2271e2e00e9df93b7907840
Original-Change-Id: I6f2407ff578dcd3d0daed86dd03d8f5f4edcac53
Original-Signed-off-by: huang lin <hl@rock-chips.com>
Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/332385
Reviewed-on: https://review.coreboot.org/13915
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/src/soc/rockchip/rk3399/soc.c b/src/soc/rockchip/rk3399/soc.c
new file mode 100644
index 0000000000..aa21038e64
--- /dev/null
+++ b/src/soc/rockchip/rk3399/soc.c
@@ -0,0 +1,51 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2015 MediaTek Inc.
+ *
+ * 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 <cpu/cpu.h>
+#include <console/console.h>
+#include <device/device.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include <string.h>
+#include <symbols.h>
+
+static void soc_read_resources(device_t dev)
+{
+	ram_resource(dev, 0, (uintptr_t)_dram / KiB,
+		     CONFIG_DRAM_SIZE_MB * KiB);
+}
+
+static void soc_init(device_t dev)
+{
+	/* reserve bl31 image, which define in
+	 * arm-trusted-firmware/plat/rockchip/rk3399/include/platform_def.h
+	 */
+	mmio_resource(dev, 1, (0x500000 / KiB), (0x80000 / KiB));
+}
+
+static struct device_operations soc_ops = {
+	.read_resources = soc_read_resources,
+	.init = soc_init,
+};
+
+static void enable_soc_dev(device_t dev)
+{
+	dev->ops = &soc_ops;
+}
+
+struct chip_operations soc_rockchip_rk3399_ops = {
+	CHIP_NAME("SOC Rockchip RK3399\n")
+	    .enable_dev = enable_soc_dev,
+};