diff options
Diffstat (limited to 'board/zyxel/nsa310s/nsa310s.c')
| -rw-r--r-- | board/zyxel/nsa310s/nsa310s.c | 47 |
1 files changed, 39 insertions, 8 deletions
diff --git a/board/zyxel/nsa310s/nsa310s.c b/board/zyxel/nsa310s/nsa310s.c index cd4a7723b1..b71de4e11f 100644 --- a/board/zyxel/nsa310s/nsa310s.c +++ b/board/zyxel/nsa310s/nsa310s.c @@ -1,8 +1,7 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * Copyright (C) 2015 - * Gerald Kerma <dreagle@doukki.net> - * Tony Dinh <mibodhi@gmail.com> + * Copyright (C) 2015, 2021 Tony Dinh <mibodhi@gmail.com> + * Copyright (C) 2015 Gerald Kerma <dreagle@doukki.net> */ #include <common.h> @@ -81,21 +80,51 @@ int board_init(void) return 0; } +static int fdt_get_phy_addr(const char *path) +{ + const void *fdt = gd->fdt_blob; + const u32 *reg; + const u32 *val; + int node, phandle, addr; + + /* Find the node by its full path */ + node = fdt_path_offset(fdt, path); + if (node >= 0) { + /* Look up phy-handle */ + val = fdt_getprop(fdt, node, "phy-handle", NULL); + if (val) { + phandle = fdt32_to_cpu(*val); + if (!phandle) + return -1; + /* Follow it to its node */ + node = fdt_node_offset_by_phandle(fdt, phandle); + if (node) { + /* Look up reg */ + reg = fdt_getprop(fdt, node, "reg", NULL); + if (reg) { + addr = fdt32_to_cpu(*reg); + return addr; + } + } + } + } + return -1; +} + #ifdef CONFIG_RESET_PHY_R void reset_phy(void) { u16 reg; u16 phyaddr; - char *name = "egiga0"; + char *name = "ethernet-controller@72000"; + char *eth0_path = "/ocp@f1000000/ethernet-controller@72000/ethernet0-port@0"; if (miiphy_set_current_dev(name)) return; - /* read PHY dev address */ - if (miiphy_read(name, 0xee, 0xee, (u16 *) &phyaddr)) { - printf("could not read PHY dev address\n"); + phyaddr = fdt_get_phy_addr(eth0_path); + if (phyaddr < 0) return; - } /* set RGMII delay */ miiphy_write(name, phyaddr, MV88E1318_PGADR_REG, MV88E1318_MAC_CTRL_PG); @@ -131,5 +160,7 @@ void reset_phy(void) /* downshift */ miiphy_write(name, phyaddr, 0x10, 0x3860); miiphy_write(name, phyaddr, 0x0, 0x9140); + + printf("MV88E1318 PHY initialized on %s\n", name); } #endif /* CONFIG_RESET_PHY_R */ |