Merge tag 'mips-pull-2020-07-18' of https://gitlab.denx.de/u-boot/custodians/u-boot-mips

- MIPS: refactor cache init and setup in start.S
- MIPS: sync asm header files with Linux 5.7
- MIPS: add initial support for Marvell Octeon MIPS64

1 files changed, 52 insertions, 0 deletions

diff --git a/drivers/sysreset/sysreset_octeon.c b/drivers/sysreset/sysreset_octeon.c
new file mode 100644
index 00000000000..a05dac3226e
--- /dev/null
+++ b/drivers/sysreset/sysreset_octeon.c
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020 Stefan Roese <sr@denx.de>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <sysreset.h>
+#include <asm/io.h>
+
+#define RST_SOFT_RST		0x0080
+
+struct octeon_sysreset_data {
+	void __iomem *base;
+};
+
+static int octeon_sysreset_request(struct udevice *dev, enum sysreset_t type)
+{
+	struct octeon_sysreset_data *data = dev_get_priv(dev);
+
+	writeq(1, data->base + RST_SOFT_RST);
+
+	return -EINPROGRESS;
+}
+
+static int octeon_sysreset_probe(struct udevice *dev)
+{
+	struct octeon_sysreset_data *data = dev_get_priv(dev);
+
+	data->base = dev_remap_addr(dev);
+
+	return 0;
+}
+
+static struct sysreset_ops octeon_sysreset = {
+	.request = octeon_sysreset_request,
+};
+
+static const struct udevice_id octeon_sysreset_ids[] = {
+	{ .compatible = "mrvl,cn7xxx-rst" },
+	{ }
+};
+
+U_BOOT_DRIVER(sysreset_octeon) = {
+	.id	= UCLASS_SYSRESET,
+	.name	= "octeon_sysreset",
+	.priv_auto_alloc_size = sizeof(struct octeon_sysreset_data),
+	.ops	= &octeon_sysreset,
+	.probe	= octeon_sysreset_probe,
+	.of_match = octeon_sysreset_ids,
+};