+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2012-2017 Altera Corporation <www.altera.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <errno.h>
#include <fdtdec.h>
-#include <libfdt.h>
+#include <linux/libfdt.h>
#include <altera.h>
#include <miiphy.h>
#include <netdev.h>
(struct pl310_regs *)CONFIG_SYS_PL310_BASE;
static struct socfpga_system_manager *sysmgr_regs =
(struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS;
-static struct socfpga_reset_manager *reset_manager_base =
- (struct socfpga_reset_manager *)SOCFPGA_RSTMGR_ADDRESS;
static struct nic301_registers *nic301_regs =
(struct nic301_registers *)SOCFPGA_L3REGS_ADDRESS;
static struct scu_registers *scu_regs =
(struct scu_registers *)SOCFPGA_MPUSCU_ADDRESS;
-static struct socfpga_sdr_ctrl *sdr_ctrl =
- (struct socfpga_sdr_ctrl *)SDR_CTRLGRP_ADDRESS;
/*
* DesignWare Ethernet initialization
*/
#ifdef CONFIG_ETH_DESIGNWARE
-void dwmac_deassert_reset(const unsigned int of_reset_id,
- const u32 phymode)
+static void gen5_dwmac_reset(const u8 of_reset_id, const u8 phymode)
{
u32 physhift, reset;
socfpga_per_reset(reset, 0);
}
-static u32 dwmac_phymode_to_modereg(const char *phymode, u32 *modereg)
-{
- if (!phymode)
- return -EINVAL;
-
- if (!strcmp(phymode, "mii") || !strcmp(phymode, "gmii")) {
- *modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII;
- return 0;
- }
-
- if (!strcmp(phymode, "rgmii")) {
- *modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII;
- return 0;
- }
-
- if (!strcmp(phymode, "rmii")) {
- *modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RMII;
- return 0;
- }
-
- return -EINVAL;
-}
-
static int socfpga_eth_reset(void)
{
- const void *fdt = gd->fdt_blob;
- struct fdtdec_phandle_args args;
- const char *phy_mode;
- u32 phy_modereg;
- int nodes[2]; /* Max. two GMACs */
- int ret, count;
- int i, node;
-
- /* Put both GMACs into RESET state. */
+ /* Put all GMACs into RESET state. */
socfpga_per_reset(SOCFPGA_RESET(EMAC0), 1);
socfpga_per_reset(SOCFPGA_RESET(EMAC1), 1);
-
- count = fdtdec_find_aliases_for_id(fdt, "ethernet",
- COMPAT_ALTERA_SOCFPGA_DWMAC,
- nodes, ARRAY_SIZE(nodes));
- for (i = 0; i < count; i++) {
- node = nodes[i];
- if (node <= 0)
- continue;
-
- ret = fdtdec_parse_phandle_with_args(fdt, node, "resets",
- "#reset-cells", 1, 0,
- &args);
- if (ret || (args.args_count != 1)) {
- debug("GMAC%i: Failed to parse DT 'resets'!\n", i);
- continue;
- }
-
- phy_mode = fdt_getprop(fdt, node, "phy-mode", NULL);
- ret = dwmac_phymode_to_modereg(phy_mode, &phy_modereg);
- if (ret) {
- debug("GMAC%i: Failed to parse DT 'phy-mode'!\n", i);
- continue;
- }
-
- dwmac_deassert_reset(args.args[0], phy_modereg);
- }
-
- return 0;
-}
+ return socfpga_eth_reset_common(gen5_dwmac_reset);
+};
#else
static int socfpga_eth_reset(void)
{
const u16 pn;
const char *name;
const char *var;
-} const socfpga_fpga_model[] = {
+} socfpga_fpga_model[] = {
/* Cyclone V E */
{ 0x2b15, "Cyclone V, E/A2", "cv_e_a2" },
{ 0x2b05, "Cyclone V, E/A4", "cv_e_a4" },
setbits_le32(&scu_regs->sacr, 0xfff);
/* Configure the L2 controller to make SDRAM start at 0 */
-#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET
- writel(0x2, &nic301_regs->remap);
-#else
writel(0x1, &nic301_regs->remap); /* remap.mpuzero */
writel(0x1, &pl310->pl310_addr_filter_start);
-#endif
/* Add device descriptor to FPGA device table */
socfpga_fpga_add();
return 0;
}
+#ifndef CONFIG_SPL_BUILD
+static struct socfpga_reset_manager *reset_manager_base =
+ (struct socfpga_reset_manager *)SOCFPGA_RSTMGR_ADDRESS;
+static struct socfpga_sdr_ctrl *sdr_ctrl =
+ (struct socfpga_sdr_ctrl *)SDR_CTRLGRP_ADDRESS;
+
static void socfpga_sdram_apply_static_cfg(void)
{
const u32 applymask = 0x8;
: : "r"(val), "r"(&sdr_ctrl->static_cfg) : "memory", "cc");
}
-int do_bridge(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+void do_bridge_reset(int enable)
{
- if (argc != 2)
- return CMD_RET_USAGE;
-
- argv++;
-
- switch (*argv[0]) {
- case 'e': /* Enable */
+ if (enable) {
writel(iswgrp_handoff[2], &sysmgr_regs->fpgaintfgrp_module);
socfpga_sdram_apply_static_cfg();
writel(iswgrp_handoff[3], &sdr_ctrl->fpgaport_rst);
writel(iswgrp_handoff[0], &reset_manager_base->brg_mod_reset);
writel(iswgrp_handoff[1], &nic301_regs->remap);
- break;
- case 'd': /* Disable */
+ } else {
writel(0, &sysmgr_regs->fpgaintfgrp_module);
writel(0, &sdr_ctrl->fpgaport_rst);
socfpga_sdram_apply_static_cfg();
writel(0, &reset_manager_base->brg_mod_reset);
writel(1, &nic301_regs->remap);
- break;
- default:
- return CMD_RET_USAGE;
}
-
- return 0;
}
-
-U_BOOT_CMD(
- bridge, 2, 1, do_bridge,
- "SoCFPGA HPS FPGA bridge control",
- "enable - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n"
- "bridge disable - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n"
- ""
-);
+#endif