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- /*
- * Copyright 2012 Freescale Semiconductor, Inc.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
- #include <common.h>
- #include <command.h>
- #include <netdev.h>
- #include <asm/mmu.h>
- #include <asm/processor.h>
- #include <asm/cache.h>
- #include <asm/immap_85xx.h>
- #include <asm/fsl_law.h>
- #include <asm/fsl_ddr_sdram.h>
- #include <asm/fsl_serdes.h>
- #include <asm/fsl_portals.h>
- #include <asm/fsl_liodn.h>
- #include <malloc.h>
- #include <fm_eth.h>
- #include <fsl_mdio.h>
- #include <miiphy.h>
- #include <phy.h>
- #include <asm/fsl_dtsec.h>
- #include <asm/fsl_serdes.h>
- #include "../common/qixis.h"
- #include "../common/fman.h"
- #include "t4240qds_qixis.h"
- #define EMI_NONE 0xFFFFFFFF
- #define EMI1_RGMII 0
- #define EMI1_SLOT1 1
- #define EMI1_SLOT2 2
- #define EMI1_SLOT3 3
- #define EMI1_SLOT4 4
- #define EMI1_SLOT5 5
- #define EMI1_SLOT7 7
- #define EMI2 8 /* tmp, FIXME */
- /* Slot6 and Slot8 do not have EMI connections */
- static int mdio_mux[NUM_FM_PORTS];
- static const char *mdio_names[] = {
- "T4240QDS_MDIO0",
- "T4240QDS_MDIO1",
- "T4240QDS_MDIO2",
- "T4240QDS_MDIO3",
- "T4240QDS_MDIO4",
- "T4240QDS_MDIO5",
- "NULL",
- "T4240QDS_MDIO7",
- "T4240QDS_10GC",
- };
- static u8 lane_to_slot_fsm1[] = {1, 1, 1, 1, 2, 2, 2, 2};
- static u8 lane_to_slot_fsm2[] = {3, 3, 3, 3, 4, 4, 4, 4};
- static const char *t4240qds_mdio_name_for_muxval(u8 muxval)
- {
- return mdio_names[muxval];
- }
- struct mii_dev *mii_dev_for_muxval(u8 muxval)
- {
- struct mii_dev *bus;
- const char *name = t4240qds_mdio_name_for_muxval(muxval);
- if (!name) {
- printf("No bus for muxval %x\n", muxval);
- return NULL;
- }
- bus = miiphy_get_dev_by_name(name);
- if (!bus) {
- printf("No bus by name %s\n", name);
- return NULL;
- }
- return bus;
- }
- struct t4240qds_mdio {
- u8 muxval;
- struct mii_dev *realbus;
- };
- static void t4240qds_mux_mdio(u8 muxval)
- {
- u8 brdcfg4;
- if ((muxval < 6) || (muxval == 7)) {
- brdcfg4 = QIXIS_READ(brdcfg[4]);
- brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
- brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
- QIXIS_WRITE(brdcfg[4], brdcfg4);
- }
- }
- static int t4240qds_mdio_read(struct mii_dev *bus, int addr, int devad,
- int regnum)
- {
- struct t4240qds_mdio *priv = bus->priv;
- t4240qds_mux_mdio(priv->muxval);
- return priv->realbus->read(priv->realbus, addr, devad, regnum);
- }
- static int t4240qds_mdio_write(struct mii_dev *bus, int addr, int devad,
- int regnum, u16 value)
- {
- struct t4240qds_mdio *priv = bus->priv;
- t4240qds_mux_mdio(priv->muxval);
- return priv->realbus->write(priv->realbus, addr, devad, regnum, value);
- }
- static int t4240qds_mdio_reset(struct mii_dev *bus)
- {
- struct t4240qds_mdio *priv = bus->priv;
- return priv->realbus->reset(priv->realbus);
- }
- static int t4240qds_mdio_init(char *realbusname, u8 muxval)
- {
- struct t4240qds_mdio *pmdio;
- struct mii_dev *bus = mdio_alloc();
- if (!bus) {
- printf("Failed to allocate T4240QDS MDIO bus\n");
- return -1;
- }
- pmdio = malloc(sizeof(*pmdio));
- if (!pmdio) {
- printf("Failed to allocate T4240QDS private data\n");
- free(bus);
- return -1;
- }
- bus->read = t4240qds_mdio_read;
- bus->write = t4240qds_mdio_write;
- bus->reset = t4240qds_mdio_reset;
- sprintf(bus->name, t4240qds_mdio_name_for_muxval(muxval));
- pmdio->realbus = miiphy_get_dev_by_name(realbusname);
- if (!pmdio->realbus) {
- printf("No bus with name %s\n", realbusname);
- free(bus);
- free(pmdio);
- return -1;
- }
- pmdio->muxval = muxval;
- bus->priv = pmdio;
- return mdio_register(bus);
- }
- void board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
- enum fm_port port, int offset)
- {
- if (mdio_mux[port] == EMI1_RGMII)
- fdt_set_phy_handle(blob, prop, pa, "phy_rgmii");
- /* TODO: will do with dts */
- }
- void fdt_fixup_board_enet(void *fdt)
- {
- /* TODO: will do with dts */
- }
- int board_eth_init(bd_t *bis)
- {
- #if defined(CONFIG_FMAN_ENET)
- int i;
- struct memac_mdio_info dtsec_mdio_info;
- struct memac_mdio_info tgec_mdio_info;
- ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
- u32 srds_prtcl_s1, srds_prtcl_s2;
- srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) &
- FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
- srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
- srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) &
- FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
- srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
- /* Initialize the mdio_mux array so we can recognize empty elements */
- for (i = 0; i < NUM_FM_PORTS; i++)
- mdio_mux[i] = EMI_NONE;
- dtsec_mdio_info.regs =
- (struct memac_mdio_controller *)CONFIG_SYS_FM2_DTSEC_MDIO_ADDR;
- dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;
- /* Register the 1G MDIO bus */
- fm_memac_mdio_init(bis, &dtsec_mdio_info);
- tgec_mdio_info.regs =
- (struct memac_mdio_controller *)CONFIG_SYS_FM2_TGEC_MDIO_ADDR;
- tgec_mdio_info.name = DEFAULT_FM_TGEC_MDIO_NAME;
- /* Register the 10G MDIO bus */
- fm_memac_mdio_init(bis, &tgec_mdio_info);
- /* Register the muxing front-ends to the MDIO buses */
- t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII);
- t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT1);
- t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT2);
- t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT3);
- t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT4);
- t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT5);
- t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT7);
- t4240qds_mdio_init(DEFAULT_FM_TGEC_MDIO_NAME, EMI2);
- switch (srds_prtcl_s1) {
- case 1:
- case 2:
- case 4:
- /* XAUI/HiGig in Slot1 and Slot2 */
- fm_info_set_phy_address(FM1_10GEC1, FM1_10GEC1_PHY_ADDR);
- fm_info_set_phy_address(FM1_10GEC2, FM1_10GEC2_PHY_ADDR);
- break;
- case 28:
- case 36:
- /* SGMII in Slot1 and Slot2 */
- fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
- if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
- fm_info_set_phy_address(FM1_DTSEC9,
- SGMII_CARD_PORT4_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC10,
- SGMII_CARD_PORT3_PHY_ADDR);
- }
- break;
- case 38:
- fm_info_set_phy_address(FM1_DTSEC5, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC6, QSGMII_CARD_PHY_ADDR);
- if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
- fm_info_set_phy_address(FM1_DTSEC9,
- QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC10,
- QSGMII_CARD_PHY_ADDR);
- }
- break;
- case 40:
- case 46:
- case 48:
- fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
- if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
- fm_info_set_phy_address(FM1_DTSEC10,
- SGMII_CARD_PORT3_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC9,
- SGMII_CARD_PORT4_PHY_ADDR);
- }
- fm_info_set_phy_address(FM1_DTSEC1, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC2, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC3, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM1_DTSEC4, QSGMII_CARD_PHY_ADDR);
- break;
- default:
- puts("Invalid SerDes1 protocol for T4240QDS\n");
- break;
- }
- for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
- int idx = i - FM1_DTSEC1, lane, slot;
- switch (fm_info_get_enet_if(i)) {
- case PHY_INTERFACE_MODE_SGMII:
- lane = serdes_get_first_lane(FSL_SRDS_1,
- SGMII_FM1_DTSEC1 + idx);
- if (lane < 0)
- break;
- slot = lane_to_slot_fsm1[lane];
- debug("FM1@DTSEC%u expects SGMII in slot %u\n",
- idx + 1, slot);
- if (QIXIS_READ(present2) & (1 << (slot - 1)))
- fm_disable_port(i);
- switch (slot) {
- case 1:
- mdio_mux[i] = EMI1_SLOT1;
- fm_info_set_mdio(i,
- mii_dev_for_muxval(mdio_mux[i]));
- break;
- case 2:
- mdio_mux[i] = EMI1_SLOT2;
- fm_info_set_mdio(i,
- mii_dev_for_muxval(mdio_mux[i]));
- break;
- };
- break;
- case PHY_INTERFACE_MODE_RGMII:
- /* FM1 DTSEC5 routes to RGMII with EC2 */
- debug("FM1@DTSEC%u is RGMII at address %u\n",
- idx + 1, 2);
- if (i == FM1_DTSEC5)
- fm_info_set_phy_address(i, 2);
- mdio_mux[i] = EMI1_RGMII;
- fm_info_set_mdio(i,
- mii_dev_for_muxval(mdio_mux[i]));
- break;
- default:
- break;
- }
- }
- for (i = FM1_10GEC1; i < FM1_10GEC1 + CONFIG_SYS_NUM_FM1_10GEC; i++) {
- switch (fm_info_get_enet_if(i)) {
- case PHY_INTERFACE_MODE_XGMII:
- mdio_mux[i] = EMI2;
- fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
- break;
- default:
- break;
- }
- }
- #if (CONFIG_SYS_NUM_FMAN == 2)
- switch (srds_prtcl_s2) {
- case 1:
- case 2:
- case 4:
- /* XAUI/HiGig in Slot3 and Slot4 */
- fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
- fm_info_set_phy_address(FM2_10GEC2, FM2_10GEC2_PHY_ADDR);
- break;
- case 7:
- case 13:
- case 14:
- case 16:
- case 22:
- case 23:
- case 25:
- case 26:
- /* XAUI/HiGig in Slot3, SGMII in Slot4 */
- fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
- break;
- case 28:
- case 36:
- /* SGMII in Slot3 and Slot4 */
- fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC9, SGMII_CARD_PORT4_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC10, SGMII_CARD_PORT3_PHY_ADDR);
- break;
- case 38:
- /* QSGMII in Slot3 and Slot4 */
- fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC5, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC6, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC9, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC10, QSGMII_CARD_PHY_ADDR);
- break;
- case 40:
- case 46:
- case 48:
- /* SGMII in Slot3 */
- fm_info_set_phy_address(FM2_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC9, SGMII_CARD_PORT4_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC10, SGMII_CARD_PORT3_PHY_ADDR);
- /* QSGMII in Slot4 */
- fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
- break;
- case 50:
- case 52:
- case 54:
- fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
- break;
- case 56:
- case 57:
- /* XFI in Slot3, SGMII in Slot4 */
- fm_info_set_phy_address(FM1_10GEC1, XFI_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM1_10GEC2, XFI_CARD_PORT2_PHY_ADDR);
- fm_info_set_phy_address(FM2_10GEC2, XFI_CARD_PORT3_PHY_ADDR);
- fm_info_set_phy_address(FM2_10GEC1, XFI_CARD_PORT4_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
- fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
- break;
- default:
- puts("Invalid SerDes2 protocol for T4240QDS\n");
- break;
- }
- for (i = FM2_DTSEC1; i < FM2_DTSEC1 + CONFIG_SYS_NUM_FM2_DTSEC; i++) {
- int idx = i - FM2_DTSEC1, lane, slot;
- switch (fm_info_get_enet_if(i)) {
- case PHY_INTERFACE_MODE_SGMII:
- lane = serdes_get_first_lane(FSL_SRDS_2,
- SGMII_FM2_DTSEC1 + idx);
- if (lane < 0)
- break;
- slot = lane_to_slot_fsm2[lane];
- debug("FM2@DTSEC%u expects SGMII in slot %u\n",
- idx + 1, slot);
- if (QIXIS_READ(present2) & (1 << (slot - 1)))
- fm_disable_port(i);
- switch (slot) {
- case 3:
- mdio_mux[i] = EMI1_SLOT3;
- fm_info_set_mdio(i,
- mii_dev_for_muxval(mdio_mux[i]));
- break;
- case 4:
- mdio_mux[i] = EMI1_SLOT4;
- fm_info_set_mdio(i,
- mii_dev_for_muxval(mdio_mux[i]));
- break;
- };
- break;
- case PHY_INTERFACE_MODE_RGMII:
- /*
- * If DTSEC5 is RGMII, then it's routed via via EC1 to
- * the first on-board RGMII port. If DTSEC6 is RGMII,
- * then it's routed via via EC2 to the second on-board
- * RGMII port.
- */
- debug("FM2@DTSEC%u is RGMII at address %u\n",
- idx + 1, i == FM2_DTSEC5 ? 1 : 2);
- fm_info_set_phy_address(i, i == FM2_DTSEC5 ? 1 : 2);
- mdio_mux[i] = EMI1_RGMII;
- fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
- break;
- default:
- break;
- }
- }
- for (i = FM2_10GEC1; i < FM2_10GEC1 + CONFIG_SYS_NUM_FM2_10GEC; i++) {
- switch (fm_info_get_enet_if(i)) {
- case PHY_INTERFACE_MODE_XGMII:
- mdio_mux[i] = EMI2;
- fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
- break;
- default:
- break;
- }
- }
- #endif /* CONFIG_SYS_NUM_FMAN */
- cpu_eth_init(bis);
- #endif /* CONFIG_FMAN_ENET */
- return pci_eth_init(bis);
- }
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