1 files changed, 247 insertions, 0 deletions
diff --git a/board/Marvell/octeontx2/board.c b/board/Marvell/octeontx2/board.c
new file mode 100644
index 0000000000..50e903d9aa
--- /dev/null
+++ b/board/Marvell/octeontx2/board.c
@@ -0,0 +1,247 @@
+// SPDX-License-Identifier:    GPL-2.0
+/*
+ * Copyright (C) 2018 Marvell International Ltd.
+ *
+ * https://spdx.org/licenses
+ */
+
+#include <command.h>
+#include <console.h>
+#include <cpu_func.h>
+#include <dm.h>
+#include <dm/uclass-internal.h>
+#include <env.h>
+#include <init.h>
+#include <malloc.h>
+#include <net.h>
+#include <pci_ids.h>
+#include <errno.h>
+#include <asm/io.h>
+#include <linux/compiler.h>
+#include <linux/delay.h>
+#include <linux/libfdt.h>
+#include <fdt_support.h>
+#include <asm/arch/smc.h>
+#include <asm/arch/soc.h>
+#include <asm/arch/board.h>
+#include <dm/util.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void cleanup_env_ethaddr(void)
+{
+	char ename[32];
+
+	for (int i = 0; i < 20; i++) {
+		sprintf(ename, i ? "eth%daddr" : "ethaddr", i);
+		if (env_get(ename))
+			env_set(ename, NULL);
+	}
+}
+
+void octeontx2_board_get_mac_addr(u8 index, u8 *mac_addr)
+{
+	u64 tmp_mac, board_mac_addr = fdt_get_board_mac_addr();
+	static int board_mac_num;
+
+	board_mac_num = fdt_get_board_mac_cnt();
+	if ((!is_zero_ethaddr((u8 *)&board_mac_addr)) && board_mac_num) {
+		tmp_mac = board_mac_addr;
+		tmp_mac += index;
+		tmp_mac = swab64(tmp_mac) >> 16;
+		memcpy(mac_addr, (u8 *)&tmp_mac, ARP_HLEN);
+		board_mac_num--;
+	} else {
+		memset(mac_addr, 0, ARP_HLEN);
+	}
+	debug("%s mac %pM\n", __func__, mac_addr);
+}
+
+void board_quiesce_devices(void)
+{
+	struct uclass *uc_dev;
+	int ret;
+
+	/* Removes all RVU PF devices */
+	ret = uclass_get(UCLASS_ETH, &uc_dev);
+	if (uc_dev)
+		ret = uclass_destroy(uc_dev);
+	if (ret)
+		printf("couldn't remove rvu pf devices\n");
+
+	if (IS_ENABLED(CONFIG_OCTEONTX2_CGX_INTF)) {
+		/* Bring down all cgx lmac links */
+		cgx_intf_shutdown();
+	}
+
+	/* Removes all CGX and RVU AF devices */
+	ret = uclass_get(UCLASS_MISC, &uc_dev);
+	if (uc_dev)
+		ret = uclass_destroy(uc_dev);
+	if (ret)
+		printf("couldn't remove misc (cgx/rvu_af) devices\n");
+
+	/* SMC call - removes all LF<->PF mappings */
+	smc_disable_rvu_lfs(0);
+}
+
+int board_early_init_r(void)
+{
+	pci_init();
+	return 0;
+}
+
+int board_init(void)
+{
+	return 0;
+}
+
+int timer_init(void)
+{
+	return 0;
+}
+
+int dram_init(void)
+{
+	gd->ram_size = smc_dram_size(0);
+	gd->ram_size -= CONFIG_SYS_SDRAM_BASE;
+
+	mem_map_fill();
+
+	return 0;
+}
+
+void board_late_probe_devices(void)
+{
+	struct udevice *dev;
+	int err, cgx_cnt = 3, i;
+
+	/* Probe MAC(CGX) and NIC AF devices before Network stack init */
+	for (i = 0; i < cgx_cnt; i++) {
+		err = dm_pci_find_device(PCI_VENDOR_ID_CAVIUM,
+					 PCI_DEVICE_ID_CAVIUM_CGX, i, &dev);
+		if (err)
+			debug("%s CGX%d device not found\n", __func__, i);
+	}
+	err = dm_pci_find_device(PCI_VENDOR_ID_CAVIUM,
+				 PCI_DEVICE_ID_CAVIUM_RVU_AF, 0, &dev);
+	if (err)
+		debug("NIC AF device not found\n");
+}
+
+/**
+ * Board late initialization routine.
+ */
+int board_late_init(void)
+{
+	char boardname[32];
+	char boardserial[150], boardrev[150];
+	long val;
+	bool save_env = false;
+	const char *str;
+
+	debug("%s()\n", __func__);
+
+	/*
+	 * Now that pci_init initializes env device.
+	 * Try to cleanup ethaddr env variables, this is needed
+	 * as with each boot, configuration of QLM can change.
+	 */
+	cleanup_env_ethaddr();
+
+	snprintf(boardname, sizeof(boardname), "%s> ", fdt_get_board_model());
+	env_set("prompt", boardname);
+	set_working_fdt_addr(env_get_hex("fdtcontroladdr", fdt_base_addr));
+
+	str = fdt_get_board_revision();
+	if (str) {
+		snprintf(boardrev, sizeof(boardrev), "%s", str);
+		if (env_get("boardrev") &&
+		    strcmp(boardrev, env_get("boardrev")))
+			save_env = true;
+		env_set("boardrev", boardrev);
+	}
+
+	str = fdt_get_board_serial();
+	if (str) {
+		snprintf(boardserial, sizeof(boardserial), "%s", str);
+		if (env_get("serial#") &&
+		    strcmp(boardserial, env_get("serial#")))
+			save_env = true;
+		env_set("serial#", boardserial);
+	}
+
+	val = env_get_hex("disable_ooo", 0);
+	smc_configure_ooo(val);
+
+	if (IS_ENABLED(CONFIG_NET_OCTEONTX2))
+		board_late_probe_devices();
+
+	if (save_env)
+		env_save();
+
+	return 0;
+}
+
+/*
+ * Invoked before relocation, so limit to stack variables.
+ */
+int checkboard(void)
+{
+	printf("Board: %s\n", fdt_get_board_model());
+
+	return 0;
+}
+
+void board_acquire_flash_arb(bool acquire)
+{
+	union cpc_boot_ownerx ownerx;
+
+	if (!acquire) {
+		ownerx.u = readl(CPC_BOOT_OWNERX(3));
+		ownerx.s.boot_req = 0;
+		writel(ownerx.u, CPC_BOOT_OWNERX(3));
+	} else {
+		ownerx.u = 0;
+		ownerx.s.boot_req = 1;
+		writel(ownerx.u, CPC_BOOT_OWNERX(3));
+		udelay(1);
+		do {
+			ownerx.u = readl(CPC_BOOT_OWNERX(3));
+		} while (ownerx.s.boot_wait);
+	}
+}
+
+int last_stage_init(void)
+{
+	(void)smc_flsf_fw_booted();
+	return 0;
+}
+
+static int do_go_uboot(struct cmd_tbl *cmdtp, int flag, int argc,
+		       char *const argv[])
+{
+	typedef void __noreturn (*uboot_entry_t)(ulong, void *);
+	uboot_entry_t entry;
+	ulong addr;
+	void *fdt;
+
+	if (argc < 2)
+		return CMD_RET_USAGE;
+
+	addr = simple_strtoul(argv[1], NULL, 16);
+	fdt = board_fdt_blob_setup();
+	entry = (uboot_entry_t)addr;
+	flush_cache((ulong)addr, 1 << 20);	/* 1MiB should be enough */
+	dcache_disable();
+
+	printf("## Starting U-Boot at %p (FDT at %p)...\n", entry, fdt);
+
+	entry(0, fdt);
+
+	return 0;
+}
+
+U_BOOT_CMD(go_uboot, 2, 0, do_go_uboot,
+	   "Start U-Boot from RAM (pass FDT via x1 register)",
+	   "");