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https://github.com/brain-hackers/u-boot-brain
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![Kumar Gala](/assets/img/avatar_default.png)
FM1-DTSEC1's MAC was being marked as disabled if the port was not configured based on the SoC configuration. However we utilize the MAC interface for MDIO and thus should NOT mark it disabled. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
223 lines
5.2 KiB
C
223 lines
5.2 KiB
C
/*
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* Copyright 2011 Freescale Semiconductor, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/fsl_serdes.h>
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#include "fm.h"
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struct fm_eth_info fm_info[] = {
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#if (CONFIG_SYS_NUM_FM1_DTSEC >= 1)
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FM_DTSEC_INFO_INITIALIZER(1, 1),
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#endif
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#if (CONFIG_SYS_NUM_FM1_DTSEC >= 2)
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FM_DTSEC_INFO_INITIALIZER(1, 2),
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#endif
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#if (CONFIG_SYS_NUM_FM1_DTSEC >= 3)
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FM_DTSEC_INFO_INITIALIZER(1, 3),
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#endif
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#if (CONFIG_SYS_NUM_FM1_DTSEC >= 4)
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FM_DTSEC_INFO_INITIALIZER(1, 4),
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#endif
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#if (CONFIG_SYS_NUM_FM1_DTSEC >= 5)
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FM_DTSEC_INFO_INITIALIZER(1, 5),
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#endif
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#if (CONFIG_SYS_NUM_FM2_DTSEC >= 1)
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FM_DTSEC_INFO_INITIALIZER(2, 1),
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#endif
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#if (CONFIG_SYS_NUM_FM2_DTSEC >= 2)
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FM_DTSEC_INFO_INITIALIZER(2, 2),
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#endif
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#if (CONFIG_SYS_NUM_FM2_DTSEC >= 3)
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FM_DTSEC_INFO_INITIALIZER(2, 3),
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#endif
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#if (CONFIG_SYS_NUM_FM2_DTSEC >= 4)
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FM_DTSEC_INFO_INITIALIZER(2, 4),
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#endif
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#if (CONFIG_SYS_NUM_FM1_10GEC >= 1)
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FM_TGEC_INFO_INITIALIZER(1, 1),
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#endif
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#if (CONFIG_SYS_NUM_FM2_10GEC >= 1)
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FM_TGEC_INFO_INITIALIZER(2, 1),
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#endif
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};
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int fm_standard_init(bd_t *bis)
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{
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int i;
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struct ccsr_fman *reg;
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reg = (void *)CONFIG_SYS_FSL_FM1_ADDR;
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if (fm_init_common(0, reg))
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return 0;
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for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
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if ((fm_info[i].enabled) && (fm_info[i].index == 1))
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fm_eth_initialize(reg, &fm_info[i]);
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}
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#if (CONFIG_SYS_NUM_FMAN == 2)
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reg = (void *)CONFIG_SYS_FSL_FM2_ADDR;
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if (fm_init_common(1, reg))
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return 0;
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for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
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if ((fm_info[i].enabled) && (fm_info[i].index == 2))
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fm_eth_initialize(reg, &fm_info[i]);
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}
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#endif
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return 1;
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}
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/* simple linear search to map from port to array index */
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static int fm_port_to_index(enum fm_port port)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
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if (fm_info[i].port == port)
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return i;
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}
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return -1;
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}
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/*
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* Determine if an interface is actually active based on HW config
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* we expect fman_port_enet_if() to report PHY_INTERFACE_MODE_NONE if
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* the interface is not active based on HW cfg of the SoC
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*/
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void fman_enet_init(void)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
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phy_interface_t enet_if;
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enet_if = fman_port_enet_if(fm_info[i].port);
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if (enet_if != PHY_INTERFACE_MODE_NONE) {
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fm_info[i].enabled = 1;
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fm_info[i].enet_if = enet_if;
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} else {
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fm_info[i].enabled = 0;
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}
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}
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return ;
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}
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void fm_disable_port(enum fm_port port)
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{
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int i = fm_port_to_index(port);
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fm_info[i].enabled = 0;
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fman_disable_port(port);
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}
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void fm_info_set_mdio(enum fm_port port, struct mii_dev *bus)
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{
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int i = fm_port_to_index(port);
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if (i == -1)
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return;
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fm_info[i].bus = bus;
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}
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void fm_info_set_phy_address(enum fm_port port, int address)
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{
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int i = fm_port_to_index(port);
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if (i == -1)
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return;
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fm_info[i].phy_addr = address;
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}
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/*
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* Returns the type of the data interface between the given MAC and its PHY.
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* This is typically determined by the RCW.
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*/
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phy_interface_t fm_info_get_enet_if(enum fm_port port)
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{
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int i = fm_port_to_index(port);
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if (i == -1)
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return PHY_INTERFACE_MODE_NONE;
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if (fm_info[i].enabled)
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return fm_info[i].enet_if;
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return PHY_INTERFACE_MODE_NONE;
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}
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static void
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__def_board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
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enum fm_port port, int offset)
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{
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return ;
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}
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void board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
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enum fm_port port, int offset)
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__attribute__((weak, alias("__def_board_ft_fman_fixup_port")));
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static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
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{
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int off, ph;
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phys_addr_t paddr = CONFIG_SYS_CCSRBAR_PHYS + info->compat_offset;
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u64 dtsec1_addr = (u64)CONFIG_SYS_CCSRBAR_PHYS +
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CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET;
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off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
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if (info->enabled) {
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fdt_fixup_phy_connection(blob, off, info->enet_if);
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board_ft_fman_fixup_port(blob, prop, paddr, info->port, off);
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return ;
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}
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/* board code might have caused offset to change */
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off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
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/* Don't disable FM1-DTSEC1 MAC as its used for MDIO */
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if (paddr != dtsec1_addr) {
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/* disable the mac node */
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fdt_setprop_string(blob, off, "status", "disabled");
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}
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/* disable the node point to the mac */
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ph = fdt_get_phandle(blob, off);
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do_fixup_by_prop(blob, "fsl,fman-mac", &ph, sizeof(ph),
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"status", "disabled", strlen("disabled") + 1, 1);
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}
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void fdt_fixup_fman_ethernet(void *blob)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
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if (fm_info[i].type == FM_ETH_1G_E)
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ft_fixup_port(blob, &fm_info[i], "fsl,fman-1g-mac");
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else
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ft_fixup_port(blob, &fm_info[i], "fsl,fman-10g-mac");
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}
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}
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