From c4d0e81156a4b5108057eeaa3999e2aa27b10d4c Mon Sep 17 00:00:00 2001 From: Shengzhou Liu Date: Fri, 22 Nov 2013 17:39:11 +0800 Subject: powerpc/t2080qds: add support for t2080qds board The T2080QDS is a high-performance computing evaluation, development and test platform supporting the T2080 QorIQ Power Architecture processor. T2080QDS feature overview Processor: - T2080 SoC integrating four 64-bit dual-threads e6500 cores up to 1.8GHz Memory: - Single memory controller capable of supporting DDR3 and DDR3-LV devices - Two DDR3 DIMMs up to 4GB, Dual rank @ 2133MT/s and ECC support Ethernet interfaces: - Two 1Gbps RGMII on-board ports - Four 10Gbps XFI on-board cages - 1Gbps/2.5Gbps SGMII Riser card - 10Gbps XAUI Riser card Accelerator: - DPAA components consist of FMan, BMan, QMan, PME, DCE and SEC SerDes: - 16 lanes up to 10.3125GHz - Supports Aurora debug, PEX, SATA, SGMII, sRIO, HiGig, XFI and XAUI IFC: - 128MB NOR Flash, 512MB NAND Flash, PromJet debug port and FPGA eSPI: - Three SPI flash (16MB N25Q128A + 16MB EN25S64 + 512KB SST25WF040) USB: - Two USB2.0 ports with internal PHY (one Type-A + one micro Type-AB) PCIE: - Four PCI Express controllers (two PCIe 2.0 and two PCIe 3.0 with SR-IOV) SATA: - Two SATA 2.0 ports on-board SRIO: - Two Serial RapidIO 2.0 ports up to 5 GHz eSDHC: - Supports SD/SDHC/SDXC/eMMC Card I2C: - Four I2C controllers. UART: - Dual 4-pins UART serial ports System Logic: - QIXIS-II FPGA system controll Debug Features: - Support Legacy, COP/JTAG, Aurora, Event and EVT Signed-off-by: Shengzhou Liu [York Sun: removed Makefile blank line at EOF, fix conflicts with moving DDR driver] Acked-by: York Sun --- board/freescale/t2080qds/eth_t2080qds.c | 511 ++++++++++++++++++++++++++++++++ 1 file changed, 511 insertions(+) create mode 100644 board/freescale/t2080qds/eth_t2080qds.c (limited to 'board/freescale/t2080qds/eth_t2080qds.c') diff --git a/board/freescale/t2080qds/eth_t2080qds.c b/board/freescale/t2080qds/eth_t2080qds.c new file mode 100644 index 0000000..3613f93 --- /dev/null +++ b/board/freescale/t2080qds/eth_t2080qds.c @@ -0,0 +1,511 @@ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + * + * Shengzhou Liu + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "../common/qixis.h" +#include "../common/fman.h" +#include "t2080qds_qixis.h" + +#define EMI_NONE 0xFFFFFFFF +#define EMI1_RGMII1 0 +#define EMI1_RGMII2 1 +#define EMI1_SLOT1 2 +#define EMI1_SLOT2 6 +#define EMI1_SLOT3 3 +#define EMI1_SLOT4 4 +#define EMI1_SLOT5 5 +#define EMI2 7 + +static int mdio_mux[NUM_FM_PORTS]; + +static const char * const mdio_names[] = { + "T2080QDS_MDIO_RGMII1", + "T2080QDS_MDIO_RGMII2", + "T2080QDS_MDIO_SLOT1", + "T2080QDS_MDIO_SLOT3", + "T2080QDS_MDIO_SLOT4", + "T2080QDS_MDIO_SLOT5", + "T2080QDS_MDIO_SLOT2", + "T2080QDS_MDIO_10GC", +}; + +/* Map SerDes1 8 lanes to default slot, will be initialized dynamically */ +static u8 lane_to_slot[] = {3, 3, 3, 3, 1, 1, 1, 1}; + +static const char *T2080qds_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 = T2080qds_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 T2080qds_mdio { + u8 muxval; + struct mii_dev *realbus; +}; + +static void T2080qds_mux_mdio(u8 muxval) +{ + u8 brdcfg4; + if (muxval < 7) { + brdcfg4 = QIXIS_READ(brdcfg[4]); + brdcfg4 &= ~BRDCFG4_EMISEL_MASK; + brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT); + QIXIS_WRITE(brdcfg[4], brdcfg4); + } +} + +static int T2080qds_mdio_read(struct mii_dev *bus, int addr, int devad, + int regnum) +{ + struct T2080qds_mdio *priv = bus->priv; + + T2080qds_mux_mdio(priv->muxval); + + return priv->realbus->read(priv->realbus, addr, devad, regnum); +} + +static int T2080qds_mdio_write(struct mii_dev *bus, int addr, int devad, + int regnum, u16 value) +{ + struct T2080qds_mdio *priv = bus->priv; + + T2080qds_mux_mdio(priv->muxval); + + return priv->realbus->write(priv->realbus, addr, devad, regnum, value); +} + +static int T2080qds_mdio_reset(struct mii_dev *bus) +{ + struct T2080qds_mdio *priv = bus->priv; + + return priv->realbus->reset(priv->realbus); +} + +static int T2080qds_mdio_init(char *realbusname, u8 muxval) +{ + struct T2080qds_mdio *pmdio; + struct mii_dev *bus = mdio_alloc(); + + if (!bus) { + printf("Failed to allocate T2080QDS MDIO bus\n"); + return -1; + } + + pmdio = malloc(sizeof(*pmdio)); + if (!pmdio) { + printf("Failed to allocate T2080QDS private data\n"); + free(bus); + return -1; + } + + bus->read = T2080qds_mdio_read; + bus->write = T2080qds_mdio_write; + bus->reset = T2080qds_mdio_reset; + sprintf(bus->name, T2080qds_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 *fdt, char *compat, phys_addr_t addr, + enum fm_port port, int offset) +{ + int phy; + char alias[20]; + struct fixed_link f_link; + ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + u32 srds_s1 = in_be32(&gur->rcwsr[4]) & + FSL_CORENET2_RCWSR4_SRDS1_PRTCL; + + srds_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT; + + if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_SGMII) { + phy = fm_info_get_phy_address(port); + switch (port) { + case FM1_DTSEC1: + case FM1_DTSEC2: + case FM1_DTSEC9: + case FM1_DTSEC10: + sprintf(alias, "phy_sgmii_s3_%x", phy); + fdt_set_phy_handle(fdt, compat, addr, alias); + fdt_status_okay_by_alias(fdt, "emi1_slot3"); + break; + case FM1_DTSEC5: + case FM1_DTSEC6: + if (mdio_mux[port] == EMI1_SLOT1) { + sprintf(alias, "phy_sgmii_s1_%x", phy); + fdt_set_phy_handle(fdt, compat, addr, alias); + fdt_status_okay_by_alias(fdt, "emi1_slot1"); + } else if (mdio_mux[port] == EMI1_SLOT2) { + sprintf(alias, "phy_sgmii_s2_%x", phy); + fdt_set_phy_handle(fdt, compat, addr, alias); + fdt_status_okay_by_alias(fdt, "emi1_slot2"); + } + break; + default: + break; + } + + } else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_XGMII) { + switch (srds_s1) { + case 0x66: /* XFI interface */ + case 0x6b: + case 0x6c: + case 0x6d: + case 0x71: + f_link.phy_id = port; + f_link.duplex = 1; + f_link.link_speed = 10000; + f_link.pause = 0; + f_link.asym_pause = 0; + /* no PHY for XFI */ + fdt_delprop(fdt, offset, "phy-handle"); + fdt_setprop(fdt, offset, "fixed-link", &f_link, + sizeof(f_link)); + break; + default: + break; + } + } +} + +void fdt_fixup_board_enet(void *fdt) +{ + return; +} + +/* + * This function reads RCW to check if Serdes1{E,F,G,H} is configured + * as slot 1/2/3 and update the lane_to_slot[] array accordingly + */ +static void initialize_lane_to_slot(void) +{ + ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + u32 srds_s1 = in_be32(&gur->rcwsr[4]) & + FSL_CORENET2_RCWSR4_SRDS1_PRTCL; + + srds_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT; + + switch (srds_s1) { + case 0x51: + case 0x5f: + case 0x65: + case 0x6b: + case 0x71: + lane_to_slot[5] = 2; + lane_to_slot[6] = 2; + lane_to_slot[7] = 2; + break; + case 0xa6: + case 0x8e: + case 0x8f: + case 0x82: + case 0x83: + case 0xd3: + case 0xd9: + case 0xcb: + lane_to_slot[6] = 2; + lane_to_slot[7] = 2; + break; + case 0xda: + lane_to_slot[4] = 3; + lane_to_slot[5] = 3; + lane_to_slot[6] = 3; + lane_to_slot[7] = 3; + break; + default: + break; + } +} + +int board_eth_init(bd_t *bis) +{ +#if defined(CONFIG_FMAN_ENET) + int i, idx, lane, slot, interface; + 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 rcwsr13 = in_be32(&gur->rcwsr[13]); + u32 srds_s1; + + srds_s1 = in_be32(&gur->rcwsr[4]) & + FSL_CORENET2_RCWSR4_SRDS1_PRTCL; + srds_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT; + + initialize_lane_to_slot(); + + /* 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_FM1_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_FM1_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 */ + T2080qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII1); + T2080qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII2); + T2080qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT1); + T2080qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT2); + T2080qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT3); + T2080qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT4); + T2080qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT5); + T2080qds_mdio_init(DEFAULT_FM_TGEC_MDIO_NAME, EMI2); + + /* Set the two on-board RGMII PHY address */ + fm_info_set_phy_address(FM1_DTSEC3, RGMII_PHY1_ADDR); + if ((rcwsr13 & FSL_CORENET_RCWSR13_EC2) == + FSL_CORENET_RCWSR13_EC2_DTSEC4_RGMII) + fm_info_set_phy_address(FM1_DTSEC4, RGMII_PHY2_ADDR); + else + fm_info_set_phy_address(FM1_DTSEC10, RGMII_PHY2_ADDR); + + switch (srds_s1) { + case 0x1c: + case 0x95: + case 0xa2: + case 0x94: + /* SGMII in Slot3 */ + fm_info_set_phy_address(FM1_DTSEC9, SGMII_CARD_PORT1_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC10, SGMII_CARD_PORT2_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT4_PHY_ADDR); + /* SGMII in Slot2 */ + fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT4_PHY_ADDR); + break; + case 0x51: + case 0x5f: + case 0x65: + /* XAUI/HiGig in Slot3 */ + fm_info_set_phy_address(FM1_10GEC1, FM1_10GEC1_PHY_ADDR); + /* SGMII in Slot2 */ + fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT4_PHY_ADDR); + break; + case 0x66: + /* + * XFI does not need a PHY to work, but to avoid U-boot use + * default PHY address which is zero to a MAC when it found + * a MAC has no PHY address, we give a PHY address to XFI + * MAC, and should not use a real XAUI PHY address, since + * MDIO can access it successfully, and then MDIO thinks + * the XAUI card is used for the XFI MAC, which will cause + * error. + */ + fm_info_set_phy_address(FM1_10GEC1, 4); + fm_info_set_phy_address(FM1_10GEC2, 5); + fm_info_set_phy_address(FM1_10GEC3, 6); + fm_info_set_phy_address(FM1_10GEC4, 7); + break; + case 0x6b: + fm_info_set_phy_address(FM1_10GEC1, 4); + fm_info_set_phy_address(FM1_10GEC2, 5); + fm_info_set_phy_address(FM1_10GEC3, 6); + fm_info_set_phy_address(FM1_10GEC4, 7); + /* SGMII in Slot2 */ + fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR); + break; + case 0x6c: + case 0x6d: + /* SGMII in Slot3 */ + fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR); + break; + case 0x71: + /* SGMII in Slot3 */ + fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT4_PHY_ADDR); + /* SGMII in Slot2 */ + fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR); + break; + case 0xa6: + case 0x8e: + case 0x8f: + case 0x82: + case 0x83: + /* SGMII in Slot3 */ + fm_info_set_phy_address(FM1_DTSEC9, SGMII_CARD_PORT1_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC10, SGMII_CARD_PORT2_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT4_PHY_ADDR); + /* SGMII in Slot2 */ + fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR); + break; + case 0xa4: + case 0x96: + case 0x8a: + /* SGMII in Slot3 */ + fm_info_set_phy_address(FM1_DTSEC9, SGMII_CARD_PORT1_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC10, SGMII_CARD_PORT2_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT4_PHY_ADDR); + break; + case 0xd9: + case 0xd3: + case 0xcb: + /* SGMII in Slot3 */ + fm_info_set_phy_address(FM1_DTSEC10, SGMII_CARD_PORT2_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT4_PHY_ADDR); + /* SGMII in Slot2 */ + fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT3_PHY_ADDR); + fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR); + break; + default: + puts("Invalid SerDes1 protocol for T2080QDS\n"); + break; + } + + for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) { + idx = i - FM1_DTSEC1; + interface = fm_info_get_enet_if(i); + switch (interface) { + 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[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: + if (i == FM1_DTSEC3) + mdio_mux[i] = EMI1_RGMII1; + else if (i == FM1_DTSEC4 || FM1_DTSEC10) + mdio_mux[i] = EMI1_RGMII2; + 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++) { + idx = i - FM1_10GEC1; + switch (fm_info_get_enet_if(i)) { + case PHY_INTERFACE_MODE_XGMII: + if (srds_s1 == 0x51) { + lane = serdes_get_first_lane(FSL_SRDS_1, + XAUI_FM1_MAC9 + idx); + } else if ((srds_s1 == 0x5f) || (srds_s1 == 0x65)) { + lane = serdes_get_first_lane(FSL_SRDS_1, + HIGIG_FM1_MAC9 + idx); + } else { + if (i == FM1_10GEC1 || i == FM1_10GEC2) + lane = serdes_get_first_lane(FSL_SRDS_1, + XFI_FM1_MAC9 + idx); + else + lane = serdes_get_first_lane(FSL_SRDS_1, + XFI_FM1_MAC1 + idx); + } + + if (lane < 0) + break; + mdio_mux[i] = EMI2; + fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i])); + + if ((srds_s1 == 0x66) || (srds_s1 == 0x6b) || + (srds_s1 == 0x6c) || (srds_s1 == 0x6d) || + (srds_s1 == 0x71)) { + /* As XFI is in cage intead of a slot, so + * ensure doesn't disable the corresponding port + */ + break; + } + + slot = lane_to_slot[lane]; + if (QIXIS_READ(present2) & (1 << (slot - 1))) + fm_disable_port(i); + break; + default: + break; + } + } + + cpu_eth_init(bis); +#endif /* CONFIG_FMAN_ENET */ + + return pci_eth_init(bis); +} -- cgit v1.1