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