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 <Shengzhou.Liu@freescale.com>
[York Sun: removed Makefile blank line at EOF,
fix conflicts with moving DDR driver]
Acked-by: York Sun <yorksun@freescale.com>
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 <Shengzhou.Liu@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <netdev.h>
+#include <asm/mmu.h>
+#include <asm/processor.h>
+#include <asm/immap_85xx.h>
+#include <asm/fsl_law.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 "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);
+}