Merge branch 'u-boot/master' into 'u-boot-arm/master'

Conflicts:
	common/cmd_fpga.c
	drivers/usb/host/ohci-at91.c

8 files changed, 781 insertions, 101 deletions

diff --git a/board/freescale/t4qds/ddr.c b/board/freescale/t4qds/ddr.c
index 692616aed4..058d62511f 100644
--- a/board/freescale/t4qds/ddr.c
+++ b/board/freescale/t4qds/ddr.c
@@ -19,6 +19,7 @@ DECLARE_GLOBAL_DATA_PTR;
 struct board_specific_parameters {
 	u32 n_ranks;
 	u32 datarate_mhz_high;
+	u32 rank_gb;
 	u32 clk_adjust;
 	u32 wrlvl_start;
 	u32 wrlvl_ctl_2;
@@ -36,16 +37,19 @@ struct board_specific_parameters {
 static const struct board_specific_parameters udimm0[] = {
 	/*
 	 * memory controller 0
-	 *   num|  hi|  clk| wrlvl |   wrlvl   |  wrlvl | cpo  |wrdata|2T
-	 * ranks| mhz|adjst| start |   ctl2    |  ctl3  |      |delay |
+	 *   num|  hi| rank|  clk| wrlvl |   wrlvl   |  wrlvl | cpo  |wrdata|2T
+	 * ranks| mhz| GB  |adjst| start |   ctl2    |  ctl3  |      |delay |
 	 */
-	{2,  1350,    5,     7, 0x0809090b, 0x0c0c0d09,   0xff,    2,  0},
-	{2,  1666,    5,     8, 0x080a0a0c, 0x0c0d0e0a,   0xff,    2,  0},
-	{2,  2140,    5,     8, 0x090a0b0c, 0x0e0f100b,   0xff,    2,  0},
-	{1,  1350,    5,     8, 0x0809090b, 0x0c0c0d0a,   0xff,    2,  0},
-	{1,  1700,    5,     8, 0x080a0a0c, 0x0c0d0e0a,   0xff,    2,  0},
-	{1,  1900,    4,     8, 0x080a0a0c, 0x0e0e0f0a,   0xff,    2,  0},
-	{1,  2140,    4,     8, 0x090a0b0c, 0x0e0f100b,   0xff,    2,  0},
+	{2,  1350, 4, 4,     8, 0x0809090b, 0x0c0c0d0a,   0xff,    2,  0},
+	{2,  1350, 0, 5,     7, 0x0709090b, 0x0c0c0d09,   0xff,    2,  0},
+	{2,  1666, 4, 4,     8, 0x080a0a0d, 0x0d10100b,   0xff,    2,  0},
+	{2,  1666, 0, 5,     7, 0x080a0a0c, 0x0d0d0e0a,   0xff,    2,  0},
+	{2,  1900, 0, 4,     8, 0x090a0b0e, 0x0f11120c,   0xff,    2,  0},
+	{2,  2140, 0, 4,     8, 0x090a0b0e, 0x0f11120c,   0xff,    2,  0},
+	{1,  1350, 0, 5,     8, 0x0809090b, 0x0c0c0d0a,   0xff,    2,  0},
+	{1,  1700, 0, 5,     8, 0x080a0a0c, 0x0c0d0e0a,   0xff,    2,  0},
+	{1,  1900, 0, 4,     8, 0x080a0a0c, 0x0e0e0f0a,   0xff,    2,  0},
+	{1,  2140, 0, 4,     8, 0x090a0b0c, 0x0e0f100b,   0xff,    2,  0},
 	{}
 };
 
@@ -61,19 +65,19 @@ static const struct board_specific_parameters *udimms[] = {
 static const struct board_specific_parameters rdimm0[] = {
 	/*
 	 * memory controller 0
-	 *   num|  hi|  clk| wrlvl |   wrlvl   |  wrlvl | cpo  |wrdata|2T
-	 * ranks| mhz|adjst| start |   ctl2    |  ctl3  |      |delay |
+	 *   num|  hi| rank|  clk| wrlvl |   wrlvl   |  wrlvl | cpo  |wrdata|2T
+	 * ranks| mhz| GB  |adjst| start |   ctl2    |  ctl3  |      |delay |
 	 */
-	{4,  1350,    5,     9, 0x08070605, 0x07080805,   0xff,    2,  0},
-	{4,  1666,    5,     8, 0x08070605, 0x07080805,   0xff,    2,  0},
-	{4,  2140,    5,     8, 0x08070605, 0x07081805,   0xff,    2,  0},
-	{2,  1350,    5,     7, 0x0809090b, 0x0c0c0d09,   0xff,    2,  0},
-	{2,  1666,    5,     8, 0x080a0a0c, 0x0c0d0e0a,   0xff,    2,  0},
-	{2,  2140,    5,     8, 0x090a0b0c, 0x0e0f100b,   0xff,    2,  0},
-	{1,  1350,    5,     8, 0x0809090b, 0x0c0c0d0a,   0xff,    2,  0},
-	{1,  1700,    5,     8, 0x080a0a0c, 0x0c0d0e0a,   0xff,    2,  0},
-	{1,  1900,    4,     8, 0x080a0a0c, 0x0e0e0f0a,   0xff,    2,  0},
-	{1,  2140,    4,     8, 0x090a0b0c, 0x0e0f100b,   0xff,    2,  0},
+	{4,  1350, 0, 5,     9, 0x08070605, 0x07080805,   0xff,    2,  0},
+	{4,  1666, 0, 5,     8, 0x08070605, 0x07080805,   0xff,    2,  0},
+	{4,  2140, 0, 5,     8, 0x08070605, 0x07081805,   0xff,    2,  0},
+	{2,  1350, 0, 5,     7, 0x0809090b, 0x0c0c0d09,   0xff,    2,  0},
+	{2,  1666, 0, 5,     8, 0x080a0a0c, 0x0c0d0e0a,   0xff,    2,  0},
+	{2,  2140, 0, 5,     8, 0x090a0b0c, 0x0e0f100b,   0xff,    2,  0},
+	{1,  1350, 0, 5,     8, 0x0809090b, 0x0c0c0d0a,   0xff,    2,  0},
+	{1,  1700, 0, 5,     8, 0x080a0a0c, 0x0c0d0e0a,   0xff,    2,  0},
+	{1,  1900, 0, 4,     8, 0x080a0a0c, 0x0e0e0f0a,   0xff,    2,  0},
+	{1,  2140, 0, 4,     8, 0x090a0b0c, 0x0e0f100b,   0xff,    2,  0},
 	{}
 };
 
@@ -113,7 +117,8 @@ void fsl_ddr_board_options(memctl_options_t *popts,
 	 */
 	ddr_freq = get_ddr_freq(0) / 1000000;
 	while (pbsp->datarate_mhz_high) {
-		if (pbsp->n_ranks == pdimm->n_ranks) {
+		if (pbsp->n_ranks == pdimm->n_ranks &&
+		    (pdimm->rank_density >> 30) >= pbsp->rank_gb) {
 			if (ddr_freq <= pbsp->datarate_mhz_high) {
 				popts->cpo_override = pbsp->cpo;
 				popts->write_data_delay =
@@ -146,6 +151,13 @@ void fsl_ddr_board_options(memctl_options_t *popts,
 		panic("DIMM is not supported by this board");
 	}
 found:
+	debug("Found timing match: n_ranks %d, data rate %d, rank_gb %d\n"
+		"\tclk_adjust %d, wrlvl_start %d, wrlvl_ctrl_2 0x%x, "
+		"wrlvl_ctrl_3 0x%x\n",
+		pbsp->n_ranks, pbsp->datarate_mhz_high, pbsp->rank_gb,
+		pbsp->clk_adjust, pbsp->wrlvl_start, pbsp->wrlvl_ctl_2,
+		pbsp->wrlvl_ctl_3);
+
 	/*
 	 * Factors to consider for half-strength driver enable:
 	 *	- number of DIMMs installed
diff --git a/board/freescale/t4qds/eth.c b/board/freescale/t4qds/eth.c
index a49c7d4f15..7103a0d38d 100644
--- a/board/freescale/t4qds/eth.c
+++ b/board/freescale/t4qds/eth.c
@@ -52,7 +52,7 @@
 #define EMI1_SLOT4	4
 #define EMI1_SLOT5	5
 #define EMI1_SLOT7	7
-#define EMI2		8 /* tmp, FIXME */
+#define EMI2		8
 /* Slot6 and Slot8 do not have EMI connections */
 
 static int mdio_mux[NUM_FM_PORTS];
@@ -71,6 +71,14 @@ static const char *mdio_names[] = {
 
 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 u8 slot_qsgmii_phyaddr[5][4] = {
+	{0, 0, 0, 0},/* not used, to make index match slot No. */
+	{0, 1, 2, 3},
+	{4, 5, 6, 7},
+	{8, 9, 0xa, 0xb},
+	{0xc, 0xd, 0xe, 0xf},
+};
+static u8 qsgmiiphy_fix[NUM_FM_PORTS] = {0};
 
 static const char *t4240qds_mdio_name_for_muxval(u8 muxval)
 {
@@ -180,21 +188,228 @@ static int t4240qds_mdio_init(char *realbusname, u8 muxval)
 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 */
+	if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_SGMII) {
+		switch (port) {
+		case FM1_DTSEC1:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy21");
+			break;
+		case FM1_DTSEC2:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy22");
+			break;
+		case FM1_DTSEC3:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy23");
+			break;
+		case FM1_DTSEC4:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy24");
+			break;
+		case FM1_DTSEC6:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy12");
+			break;
+		case FM1_DTSEC9:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy14");
+			else
+				fdt_set_phy_handle(blob, prop, pa,
+						   "phy_sgmii4");
+			break;
+		case FM1_DTSEC10:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy13");
+			else
+				fdt_set_phy_handle(blob, prop, pa,
+						   "phy_sgmii3");
+			break;
+		case FM2_DTSEC1:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy41");
+			break;
+		case FM2_DTSEC2:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy42");
+			break;
+		case FM2_DTSEC3:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy43");
+			break;
+		case FM2_DTSEC4:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy44");
+			break;
+		case FM2_DTSEC6:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy32");
+			break;
+		case FM2_DTSEC9:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy34");
+			else
+				fdt_set_phy_handle(blob, prop, pa,
+						   "phy_sgmii12");
+			break;
+		case FM2_DTSEC10:
+			if (qsgmiiphy_fix[port])
+				fdt_set_phy_handle(blob, prop, pa,
+						   "sgmii_phy33");
+			else
+				fdt_set_phy_handle(blob, prop, pa,
+						   "phy_sgmii11");
+			break;
+		default:
+			break;
+		}
+	}
 }
 
 void fdt_fixup_board_enet(void *fdt)
 {
-	/* TODO: will do with dts */
+	int i;
+	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+	u32 prtcl2 = in_be32(&gur->rcwsr[4]) & FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
+
+	prtcl2 >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
+	for (i = FM1_DTSEC1; i < NUM_FM_PORTS; i++) {
+		switch (fm_info_get_enet_if(i)) {
+		case PHY_INTERFACE_MODE_SGMII:
+			switch (mdio_mux[i]) {
+			case EMI1_SLOT1:
+				fdt_status_okay_by_alias(fdt, "emi1_slot1");
+				break;
+			case EMI1_SLOT2:
+				fdt_status_okay_by_alias(fdt, "emi1_slot2");
+				break;
+			case EMI1_SLOT3:
+				fdt_status_okay_by_alias(fdt, "emi1_slot3");
+				break;
+			case EMI1_SLOT4:
+				fdt_status_okay_by_alias(fdt, "emi1_slot4");
+				break;
+			default:
+				break;
+			}
+			break;
+		case PHY_INTERFACE_MODE_XGMII:
+			/* check if it's XFI interface for 10g */
+			if ((prtcl2 == 56) || (prtcl2 == 57)) {
+				fdt_status_okay_by_alias(fdt, "emi2_xfislot3");
+				break;
+			}
+			switch (i) {
+			case FM1_10GEC1:
+				fdt_status_okay_by_alias(fdt, "emi2_xauislot1");
+				break;
+			case FM1_10GEC2:
+				fdt_status_okay_by_alias(fdt, "emi2_xauislot2");
+				break;
+			case FM2_10GEC1:
+				fdt_status_okay_by_alias(fdt, "emi2_xauislot3");
+				break;
+			case FM2_10GEC2:
+				fdt_status_okay_by_alias(fdt, "emi2_xauislot4");
+				break;
+			default:
+				break;
+			}
+			break;
+		default:
+			break;
+		}
+	}
+}
+
+static void initialize_qsgmiiphy_fix(void)
+{
+	int i;
+	unsigned short reg;
+
+	for (i = 1; i <= 4; i++) {
+		/*
+		 * Try to read if a SGMII card is used, we do it slot by slot.
+		 * if a SGMII PHY address is valid on a slot, then we mark
+		 * all ports on the slot, then fix the PHY address for the
+		 * marked port when doing dtb fixup.
+		 */
+		if (miiphy_read(mdio_names[i],
+				SGMII_CARD_PORT1_PHY_ADDR, MII_PHYSID2, &reg) != 0) {
+			debug("Slot%d PHY ID register 2 read failed\n", i);
+			continue;
+		}
+
+		debug("Slot%d MII_PHYSID2 @ 0x1c= 0x%04x\n", i, reg);
+
+		if (reg == 0xFFFF) {
+			/* No physical device present at this address */
+			continue;
+		}
+
+		switch (i) {
+		case 1:
+			qsgmiiphy_fix[FM1_DTSEC5] = 1;
+			qsgmiiphy_fix[FM1_DTSEC6] = 1;
+			qsgmiiphy_fix[FM1_DTSEC9] = 1;
+			qsgmiiphy_fix[FM1_DTSEC10] = 1;
+			slot_qsgmii_phyaddr[1][0] =  SGMII_CARD_PORT1_PHY_ADDR;
+			slot_qsgmii_phyaddr[1][1] =  SGMII_CARD_PORT2_PHY_ADDR;
+			slot_qsgmii_phyaddr[1][2] =  SGMII_CARD_PORT3_PHY_ADDR;
+			slot_qsgmii_phyaddr[1][3] =  SGMII_CARD_PORT4_PHY_ADDR;
+			break;
+		case 2:
+			qsgmiiphy_fix[FM1_DTSEC1] = 1;
+			qsgmiiphy_fix[FM1_DTSEC2] = 1;
+			qsgmiiphy_fix[FM1_DTSEC3] = 1;
+			qsgmiiphy_fix[FM1_DTSEC4] = 1;
+			slot_qsgmii_phyaddr[2][0] =  SGMII_CARD_PORT1_PHY_ADDR;
+			slot_qsgmii_phyaddr[2][1] =  SGMII_CARD_PORT2_PHY_ADDR;
+			slot_qsgmii_phyaddr[2][2] =  SGMII_CARD_PORT3_PHY_ADDR;
+			slot_qsgmii_phyaddr[2][3] =  SGMII_CARD_PORT4_PHY_ADDR;
+			break;
+		case 3:
+			qsgmiiphy_fix[FM2_DTSEC5] = 1;
+			qsgmiiphy_fix[FM2_DTSEC6] = 1;
+			qsgmiiphy_fix[FM2_DTSEC9] = 1;
+			qsgmiiphy_fix[FM2_DTSEC10] = 1;
+			slot_qsgmii_phyaddr[3][0] =  SGMII_CARD_PORT1_PHY_ADDR;
+			slot_qsgmii_phyaddr[3][1] =  SGMII_CARD_PORT2_PHY_ADDR;
+			slot_qsgmii_phyaddr[3][2] =  SGMII_CARD_PORT3_PHY_ADDR;
+			slot_qsgmii_phyaddr[3][3] =  SGMII_CARD_PORT4_PHY_ADDR;
+			break;
+		case 4:
+			qsgmiiphy_fix[FM2_DTSEC1] = 1;
+			qsgmiiphy_fix[FM2_DTSEC2] = 1;
+			qsgmiiphy_fix[FM2_DTSEC3] = 1;
+			qsgmiiphy_fix[FM2_DTSEC4] = 1;
+			slot_qsgmii_phyaddr[4][0] =  SGMII_CARD_PORT1_PHY_ADDR;
+			slot_qsgmii_phyaddr[4][1] =  SGMII_CARD_PORT2_PHY_ADDR;
+			slot_qsgmii_phyaddr[4][2] =  SGMII_CARD_PORT3_PHY_ADDR;
+			slot_qsgmii_phyaddr[4][3] =  SGMII_CARD_PORT4_PHY_ADDR;
+			break;
+		default:
+			break;
+		}
+	}
 }
 
 int board_eth_init(bd_t *bis)
 {
 #if defined(CONFIG_FMAN_ENET)
-	int i;
+	int i, idx, lane, slot;
 	struct memac_mdio_info dtsec_mdio_info;
 	struct memac_mdio_info tgec_mdio_info;
 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
@@ -236,6 +451,7 @@ int board_eth_init(bd_t *bis)
 	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT7);
 	t4240qds_mdio_init(DEFAULT_FM_TGEC_MDIO_NAME, EMI2);
 
+	initialize_qsgmiiphy_fix();
 
 	switch (srds_prtcl_s1) {
 	case 1:
@@ -248,44 +464,48 @@ int board_eth_init(bd_t *bis)
 	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);
+		fm_info_set_phy_address(FM1_DTSEC1, slot_qsgmii_phyaddr[2][0]);
+		fm_info_set_phy_address(FM1_DTSEC2, slot_qsgmii_phyaddr[2][1]);
+		fm_info_set_phy_address(FM1_DTSEC3, slot_qsgmii_phyaddr[2][2]);
+		fm_info_set_phy_address(FM1_DTSEC4, slot_qsgmii_phyaddr[2][3]);
+		fm_info_set_phy_address(FM1_DTSEC5, slot_qsgmii_phyaddr[1][0]);
+		fm_info_set_phy_address(FM1_DTSEC6, slot_qsgmii_phyaddr[1][1]);
 		if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
 			fm_info_set_phy_address(FM1_DTSEC9,
-						SGMII_CARD_PORT4_PHY_ADDR);
+						slot_qsgmii_phyaddr[1][3]);
 			fm_info_set_phy_address(FM1_DTSEC10,
-						SGMII_CARD_PORT3_PHY_ADDR);
+						slot_qsgmii_phyaddr[1][2]);
 		}
 		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);
+		fm_info_set_phy_address(FM1_DTSEC1, slot_qsgmii_phyaddr[2][0]);
+		fm_info_set_phy_address(FM1_DTSEC2, slot_qsgmii_phyaddr[2][1]);
+		fm_info_set_phy_address(FM1_DTSEC3, slot_qsgmii_phyaddr[2][2]);
+		fm_info_set_phy_address(FM1_DTSEC4, slot_qsgmii_phyaddr[2][3]);
+		fm_info_set_phy_address(FM1_DTSEC5, slot_qsgmii_phyaddr[1][0]);
+		fm_info_set_phy_address(FM1_DTSEC6, slot_qsgmii_phyaddr[1][1]);
 		if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
 			fm_info_set_phy_address(FM1_DTSEC9,
-						QSGMII_CARD_PHY_ADDR);
+						slot_qsgmii_phyaddr[1][3]);
 			fm_info_set_phy_address(FM1_DTSEC10,
-						QSGMII_CARD_PHY_ADDR);
+						slot_qsgmii_phyaddr[1][2]);
 		}
 		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);
+		fm_info_set_phy_address(FM1_DTSEC5, slot_qsgmii_phyaddr[1][0]);
+		fm_info_set_phy_address(FM1_DTSEC6, slot_qsgmii_phyaddr[1][1]);
 		if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
 			fm_info_set_phy_address(FM1_DTSEC10,
-						SGMII_CARD_PORT3_PHY_ADDR);
+						slot_qsgmii_phyaddr[1][3]);
 			fm_info_set_phy_address(FM1_DTSEC9,
-						SGMII_CARD_PORT4_PHY_ADDR);
+						slot_qsgmii_phyaddr[1][2]);
 		}
-		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);
+		fm_info_set_phy_address(FM1_DTSEC1, slot_qsgmii_phyaddr[2][0]);
+		fm_info_set_phy_address(FM1_DTSEC2, slot_qsgmii_phyaddr[2][1]);
+		fm_info_set_phy_address(FM1_DTSEC3, slot_qsgmii_phyaddr[2][2]);
+		fm_info_set_phy_address(FM1_DTSEC4, slot_qsgmii_phyaddr[2][3]);
 		break;
 	default:
 		puts("Invalid SerDes1 protocol for T4240QDS\n");
@@ -293,7 +513,7 @@ int board_eth_init(bd_t *bis)
 	}
 
 	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
-		int idx = i - FM1_DTSEC1, lane, slot;
+		idx = i - FM1_DTSEC1;
 		switch (fm_info_get_enet_if(i)) {
 		case PHY_INTERFACE_MODE_SGMII:
 			lane = serdes_get_first_lane(FSL_SRDS_1,
@@ -334,8 +554,16 @@ int board_eth_init(bd_t *bis)
 	}
 
 	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:
+			lane = serdes_get_first_lane(FSL_SRDS_1,
+						XAUI_FM1_MAC9 + idx);
+			if (lane < 0)
+				break;
+			slot = lane_to_slot_fsm1[lane];
+			if (QIXIS_READ(present2) & (1 << (slot - 1)))
+				fm_disable_port(i);
 			mdio_mux[i] = EMI2;
 			fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
 			break;
@@ -344,7 +572,6 @@ int board_eth_init(bd_t *bis)
 		}
 	}
 
-
 #if (CONFIG_SYS_NUM_FMAN == 2)
 	switch (srds_prtcl_s2) {
 	case 1:
@@ -364,68 +591,64 @@ int board_eth_init(bd_t *bis)
 	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);
+		fm_info_set_phy_address(FM2_DTSEC1, slot_qsgmii_phyaddr[4][0]);
+		fm_info_set_phy_address(FM2_DTSEC2, slot_qsgmii_phyaddr[4][1]);
+		fm_info_set_phy_address(FM2_DTSEC3, slot_qsgmii_phyaddr[4][2]);
+		fm_info_set_phy_address(FM2_DTSEC4, slot_qsgmii_phyaddr[4][3]);
 		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);
+		fm_info_set_phy_address(FM2_DTSEC1, slot_qsgmii_phyaddr[4][0]);
+		fm_info_set_phy_address(FM2_DTSEC2, slot_qsgmii_phyaddr[4][1]);
+		fm_info_set_phy_address(FM2_DTSEC3, slot_qsgmii_phyaddr[4][2]);
+		fm_info_set_phy_address(FM2_DTSEC4, slot_qsgmii_phyaddr[4][3]);
+		fm_info_set_phy_address(FM2_DTSEC5, slot_qsgmii_phyaddr[3][0]);
+		fm_info_set_phy_address(FM2_DTSEC6, slot_qsgmii_phyaddr[3][1]);
+		fm_info_set_phy_address(FM2_DTSEC9, slot_qsgmii_phyaddr[3][3]);
+		fm_info_set_phy_address(FM2_DTSEC10, slot_qsgmii_phyaddr[3][2]);
 		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);
+		fm_info_set_phy_address(FM2_DTSEC1, slot_qsgmii_phyaddr[4][0]);
+		fm_info_set_phy_address(FM2_DTSEC2, slot_qsgmii_phyaddr[4][1]);
+		fm_info_set_phy_address(FM2_DTSEC3, slot_qsgmii_phyaddr[4][2]);
+		fm_info_set_phy_address(FM2_DTSEC4, slot_qsgmii_phyaddr[4][3]);
+		fm_info_set_phy_address(FM2_DTSEC5, slot_qsgmii_phyaddr[3][0]);
+		fm_info_set_phy_address(FM2_DTSEC6, slot_qsgmii_phyaddr[3][1]);
+		fm_info_set_phy_address(FM2_DTSEC9, slot_qsgmii_phyaddr[3][3]);
+		fm_info_set_phy_address(FM2_DTSEC10, slot_qsgmii_phyaddr[3][2]);
 		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);
+		fm_info_set_phy_address(FM2_DTSEC5, slot_qsgmii_phyaddr[3][0]);
+		fm_info_set_phy_address(FM2_DTSEC6, slot_qsgmii_phyaddr[3][1]);
+		fm_info_set_phy_address(FM2_DTSEC9, slot_qsgmii_phyaddr[3][3]);
+		fm_info_set_phy_address(FM2_DTSEC10, slot_qsgmii_phyaddr[3][2]);
 		/* 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);
+		fm_info_set_phy_address(FM2_DTSEC1, slot_qsgmii_phyaddr[4][0]);
+		fm_info_set_phy_address(FM2_DTSEC2, slot_qsgmii_phyaddr[4][1]);
+		fm_info_set_phy_address(FM2_DTSEC3, slot_qsgmii_phyaddr[4][2]);
+		fm_info_set_phy_address(FM2_DTSEC4, slot_qsgmii_phyaddr[4][3]);
 		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);
+		fm_info_set_phy_address(FM2_DTSEC1, slot_qsgmii_phyaddr[4][0]);
+		fm_info_set_phy_address(FM2_DTSEC2, slot_qsgmii_phyaddr[4][1]);
+		fm_info_set_phy_address(FM2_DTSEC3, slot_qsgmii_phyaddr[4][2]);
+		fm_info_set_phy_address(FM2_DTSEC4, slot_qsgmii_phyaddr[4][3]);
 		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);
+		fm_info_set_phy_address(FM2_DTSEC1, slot_qsgmii_phyaddr[4][0]);
+		fm_info_set_phy_address(FM2_DTSEC2, slot_qsgmii_phyaddr[4][1]);
+		fm_info_set_phy_address(FM2_DTSEC3, slot_qsgmii_phyaddr[4][2]);
+		fm_info_set_phy_address(FM2_DTSEC4, slot_qsgmii_phyaddr[4][3]);
 		break;
 	default:
 		puts("Invalid SerDes2 protocol for T4240QDS\n");
@@ -433,7 +656,7 @@ int board_eth_init(bd_t *bis)
 	}
 
 	for (i = FM2_DTSEC1; i < FM2_DTSEC1 + CONFIG_SYS_NUM_FM2_DTSEC; i++) {
-		int idx = i - FM2_DTSEC1, lane, slot;
+		idx = i - FM2_DTSEC1;
 		switch (fm_info_get_enet_if(i)) {
 		case PHY_INTERFACE_MODE_SGMII:
 			lane = serdes_get_first_lane(FSL_SRDS_2,
@@ -477,8 +700,16 @@ int board_eth_init(bd_t *bis)
 	}
 
 	for (i = FM2_10GEC1; i < FM2_10GEC1 + CONFIG_SYS_NUM_FM2_10GEC; i++) {
+		idx = i - FM2_10GEC1;
 		switch (fm_info_get_enet_if(i)) {
 		case PHY_INTERFACE_MODE_XGMII:
+			lane = serdes_get_first_lane(FSL_SRDS_2,
+						XAUI_FM2_MAC9 + idx);
+			if (lane < 0)
+				break;
+			slot = lane_to_slot_fsm2[lane];
+			if (QIXIS_READ(present2) & (1 << (slot - 1)))
+				fm_disable_port(i);
 			mdio_mux[i] = EMI2;
 			fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
 			break;
diff --git a/board/freescale/t4qds/law.c b/board/freescale/t4qds/law.c
index 6f2c5c86b4..f3848f3921 100644
--- a/board/freescale/t4qds/law.c
+++ b/board/freescale/t4qds/law.c
@@ -37,7 +37,8 @@ struct law_entry law_table[] = {
 #endif
 	SET_LAW(QIXIS_BASE_PHYS, LAW_SIZE_4K, LAW_TRGT_IF_IFC),
 #ifdef CONFIG_SYS_DCSRBAR_PHYS
-	SET_LAW(CONFIG_SYS_DCSRBAR_PHYS, LAW_SIZE_4M, LAW_TRGT_IF_DCSR),
+	/* Limit DCSR to 32M to access NPC Trace Buffer */
+	SET_LAW(CONFIG_SYS_DCSRBAR_PHYS, LAW_SIZE_32M, LAW_TRGT_IF_DCSR),
 #endif
 #ifdef CONFIG_SYS_NAND_BASE_PHYS
 	SET_LAW(CONFIG_SYS_NAND_BASE_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_IFC),
diff --git a/board/freescale/t4qds/t4240qds_qixis.h b/board/freescale/t4qds/t4240qds_qixis.h
index efb718d2c3..485353d5ad 100644
--- a/board/freescale/t4qds/t4240qds_qixis.h
+++ b/board/freescale/t4qds/t4240qds_qixis.h
@@ -42,7 +42,7 @@
 #define QIXIS_DDRCLK_125		0x2
 #define QIXIS_DDRCLK_133		0x3
 
-#define BRDCFG5_RESET			0x00
+#define BRDCFG5_IRE			0x20	/* i2c Remote i2c1 enable */
 
 #define BRDCFG12_SD3EN_MASK		0x20
 #define BRDCFG12_SD3MX_MASK		0x08
diff --git a/board/freescale/t4qds/t4_pbi.cfg b/board/freescale/t4qds/t4_pbi.cfg
new file mode 100644
index 0000000000..c598fb5afd
--- /dev/null
+++ b/board/freescale/t4qds/t4_pbi.cfg
@@ -0,0 +1,36 @@
+#PBI commands
+#Initialize CPC1
+09010000 00200400
+09138000 00000000
+091380c0 00000100
+#512KB SRAM
+09010100 00000000
+09010104 fff80009
+09010f00 08000000
+#enable CPC1
+09010000 80000000
+#Configure LAW for CPC1
+09000d00 00000000
+09000d04 fff80000
+09000d08 81000012
+#workaround for IFC bus speed
+091241c0 f03f3f3f
+091241c4 ff003f3f
+09124010 00000101
+09124130 0000000c
+#workaround for SERDES A-006031
+090ea000 064740e6
+090ea020 064740e6
+090eb000 064740e6
+090eb020 064740e6
+090ec000 064740e6
+090ec020 064740e6
+090ed000 064740e6
+090ed020 064740e6
+#Configure alternate space
+09000010 00000000
+09000014 ff000000
+09000018 81000000
+#Flush PBL data
+09138000 00000000
+091380c0 00000000
diff --git a/board/freescale/t4qds/t4_rcw.cfg b/board/freescale/t4qds/t4_rcw.cfg
new file mode 100644
index 0000000000..6ac95ffd52
--- /dev/null
+++ b/board/freescale/t4qds/t4_rcw.cfg
@@ -0,0 +1,7 @@
+#PBL preamble and RCW header
+aa55aa55 010e0100
+#serdes protocol  1_28_6_12
+14180019 0c101916 00000000 00000000
+04383060 30548c00 6c020000 19000000
+00000000 ee0000ee 00000000 000187fc
+00000000 00000000 00000000 00000018
diff --git a/board/freescale/t4qds/t4qds.c b/board/freescale/t4qds/t4qds.c
index 3c95f3fb78..f0f280b253 100644
--- a/board/freescale/t4qds/t4qds.c
+++ b/board/freescale/t4qds/t4qds.c
@@ -110,7 +110,7 @@ int checkboard(void)
 	for (i = 0; i < MAX_SERDES; i++) {
 		static const char *freq[] = {
 			"100", "125", "156.25", "161.1328125"};
-		unsigned int clock = (sw >> (2 * i)) & 3;
+		unsigned int clock = (sw >> (6 - 2 * i)) & 3;
 
 		printf("SERDES%u=%sMHz ", i+1, freq[clock]);
 	}
@@ -132,6 +132,243 @@ int select_i2c_ch_pca9547(u8 ch)
 	return 0;
 }
 
+/*
+ * read_voltage from sensor on I2C bus
+ * We use average of 4 readings, waiting for 532us befor another reading
+ */
+#define NUM_READINGS	4	/* prefer to be power of 2 for efficiency */
+#define WAIT_FOR_ADC	532	/* wait for 532 microseconds for ADC */
+
+static inline int read_voltage(void)
+{
+	int i, ret, voltage_read = 0;
+	u16 vol_mon;
+
+	for (i = 0; i < NUM_READINGS; i++) {
+		ret = i2c_read(I2C_VOL_MONITOR_ADDR,
+			I2C_VOL_MONITOR_BUS_V_OFFSET, 1, (void *)&vol_mon, 2);
+		if (ret) {
+			printf("VID: failed to read core voltage\n");
+			return ret;
+		}
+		if (vol_mon & I2C_VOL_MONITOR_BUS_V_OVF) {
+			printf("VID: Core voltage sensor error\n");
+			return -1;
+		}
+		debug("VID: bus voltage reads 0x%04x\n", vol_mon);
+		/* LSB = 4mv */
+		voltage_read += (vol_mon >> I2C_VOL_MONITOR_BUS_V_SHIFT) * 4;
+		udelay(WAIT_FOR_ADC);
+	}
+	/* calculate the average */
+	voltage_read /= NUM_READINGS;
+
+	return voltage_read;
+}
+
+/*
+ * We need to calculate how long before the voltage starts to drop or increase
+ * It returns with the loop count. Each loop takes several readings (532us)
+ */
+static inline int wait_for_voltage_change(int vdd_last)
+{
+	int timeout, vdd_current;
+
+	vdd_current = read_voltage();
+	/* wait until voltage starts to drop */
+	for (timeout = 0; abs(vdd_last - vdd_current) <= 4 &&
+		timeout < 100; timeout++) {
+		vdd_current = read_voltage();
+	}
+	if (timeout >= 100) {
+		printf("VID: Voltage adjustment timeout\n");
+		return -1;
+	}
+	return timeout;
+}
+
+/*
+ * argument 'wait' is the time we know the voltage difference can be measured
+ * this function keeps reading the voltage until it is stable
+ */
+static inline int wait_for_voltage_stable(int wait)
+{
+	int timeout, vdd_current, vdd_last;
+
+	vdd_last = read_voltage();
+	udelay(wait * NUM_READINGS * WAIT_FOR_ADC);
+	/* wait until voltage is stable */
+	vdd_current = read_voltage();
+	for (timeout = 0; abs(vdd_last - vdd_current) >= 4 &&
+		timeout < 100; timeout++) {
+		vdd_last = vdd_current;
+		udelay(wait * NUM_READINGS * WAIT_FOR_ADC);
+		vdd_current = read_voltage();
+	}
+	if (timeout >= 100) {
+		printf("VID: Voltage adjustment timeout\n");
+		return -1;
+	}
+
+	return vdd_current;
+}
+
+static inline int set_voltage(u8 vid)
+{
+	int wait, vdd_last;
+
+	vdd_last = read_voltage();
+	QIXIS_WRITE(brdcfg[6], vid);
+	wait = wait_for_voltage_change(vdd_last);
+	if (wait < 0)
+		return -1;
+	debug("VID: Waited %d us\n", wait * NUM_READINGS * WAIT_FOR_ADC);
+	wait = wait ? wait : 1;
+
+	vdd_last = wait_for_voltage_stable(wait);
+	if (vdd_last < 0)
+		return -1;
+	debug("VID: Current voltage is %d mV\n", vdd_last);
+
+	return vdd_last;
+}
+
+
+static int adjust_vdd(ulong vdd_override)
+{
+	int re_enable = disable_interrupts();
+	ccsr_gur_t __iomem *gur =
+		(void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+	u32 fusesr;
+	u8 vid, vid_current;
+	int vdd_target, vdd_current, vdd_last;
+	int ret;
+	unsigned long vdd_string_override;
+	char *vdd_string;
+	static const uint16_t vdd[32] = {
+		0,	/* unused */
+		9875,	/* 0.9875V */
+		9750,
+		9625,
+		9500,
+		9375,
+		9250,
+		9125,
+		9000,
+		8875,
+		8750,
+		8625,
+		8500,
+		8375,
+		8250,
+		8125,
+		10000,	/* 1.0000V */
+		10125,
+		10250,
+		10375,
+		10500,
+		10625,
+		10750,
+		10875,
+		11000,
+		0,	/* reserved */
+	};
+	struct vdd_drive {
+		u8 vid;
+		unsigned voltage;
+	};
+
+	ret = select_i2c_ch_pca9547(I2C_MUX_CH_VOL_MONITOR);
+	if (ret) {
+		debug("VID: I2c failed to switch channel\n");
+		ret = -1;
+		goto exit;
+	}
+
+	/* get the voltage ID from fuse status register */
+	fusesr = in_be32(&gur->dcfg_fusesr);
+	vid = (fusesr >> FSL_CORENET_DCFG_FUSESR_VID_SHIFT) &
+		FSL_CORENET_DCFG_FUSESR_VID_MASK;
+	if (vid == FSL_CORENET_DCFG_FUSESR_VID_MASK) {
+		vid = (fusesr >> FSL_CORENET_DCFG_FUSESR_ALTVID_SHIFT) &
+			FSL_CORENET_DCFG_FUSESR_ALTVID_MASK;
+	}
+	vdd_target = vdd[vid];
+
+	/* check override variable for overriding VDD */
+	vdd_string = getenv("t4240qds_vdd_mv");
+	if (vdd_override == 0 && vdd_string &&
+	    !strict_strtoul(vdd_string, 10, &vdd_string_override))
+		vdd_override = vdd_string_override;
+	if (vdd_override >= 819 && vdd_override <= 1212) {
+		vdd_target = vdd_override * 10; /* convert to 1/10 mV */
+		debug("VDD override is %lu\n", vdd_override);
+	} else if (vdd_override != 0) {
+		printf("Invalid value.\n");
+	}
+
+	if (vdd_target == 0) {
+		debug("VID: VID not used\n");
+		ret = 0;
+		goto exit;
+	} else {
+		/* round up and divice by 10 to get a value in mV */
+		vdd_target = DIV_ROUND_UP(vdd_target, 10);
+		debug("VID: vid = %d mV\n", vdd_target);
+	}
+
+	/*
+	 * Check current board VID setting
+	 * Voltage regulator support output to 6.250mv step
+	 * The highes voltage allowed for this board is (vid=0x40) 1.21250V
+	 * the lowest is (vid=0x7f) 0.81875V
+	 */
+	vid_current =  QIXIS_READ(brdcfg[6]);
+	vdd_current = 121250 - (vid_current - 0x40) * 625;
+	debug("VID: Current vid setting is (0x%x) %d mV\n",
+	      vid_current, vdd_current/100);
+
+	/*
+	 * Read voltage monitor to check real voltage.
+	 * Voltage monitor LSB is 4mv.
+	 */
+	vdd_last = read_voltage();
+	if (vdd_last < 0) {
+		printf("VID: Could not read voltage sensor abort VID adjustment\n");
+		ret = -1;
+		goto exit;
+	}
+	debug("VID: Core voltage is at %d mV\n", vdd_last);
+	/*
+	 * Adjust voltage to at or 8mV above target.
+	 * Each step of adjustment is 6.25mV.
+	 * Stepping down too fast may cause over current.
+	 */
+	while (vdd_last > 0 && vid_current < 0x80 &&
+		vdd_last > (vdd_target + 8)) {
+		vid_current++;
+		vdd_last = set_voltage(vid_current);
+	}
+	/*
+	 * Check if we need to step up
+	 * This happens when board voltage switch was set too low
+	 */
+	while (vdd_last > 0 && vid_current >= 0x40 &&
+		vdd_last < vdd_target + 2) {
+		vid_current--;
+		vdd_last = set_voltage(vid_current);
+	}
+	if (vdd_last > 0)
+		printf("VID: Core voltage %d mV\n", vdd_last);
+	else
+		ret = -1;
+
+exit:
+	if (re_enable)
+		enable_interrupts();
+	return ret;
+}
+
 /* Configure Crossbar switches for Front-Side SerDes Ports */
 int config_frontside_crossbar_vsc3316(void)
 {
@@ -282,8 +519,15 @@ int board_early_init_r(void)
 	setup_portals();
 #endif
 
-	/* Disable remote I2C connectoin */
-	QIXIS_WRITE(brdcfg[5], BRDCFG5_RESET);
+	/* Disable remote I2C connection to qixis fpga */
+	QIXIS_WRITE(brdcfg[5], QIXIS_READ(brdcfg[5]) & ~BRDCFG5_IRE);
+
+	/*
+	 * Adjust core voltage according to voltage ID
+	 * This function changes I2C mux to channel 2.
+	 */
+	if (adjust_vdd(0))
+		printf("Warning: Adjusting core voltage failed.\n");
 
 	/* Configure board SERDES ports crossbar */
 	config_frontside_crossbar_vsc3316();
@@ -296,6 +540,20 @@ int board_early_init_r(void)
 unsigned long get_board_sys_clk(void)
 {
 	u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
+#ifdef CONFIG_FSL_QIXIS_CLOCK_MEASUREMENT
+	/* use accurate clock measurement */
+	int freq = QIXIS_READ(clk_freq[0]) << 8 | QIXIS_READ(clk_freq[1]);
+	int base = QIXIS_READ(clk_base[0]) << 8 | QIXIS_READ(clk_base[1]);
+	u32 val;
+
+	val =  freq * base;
+	if (val) {
+		debug("SYS Clock measurement is: %d\n", val);
+		return val;
+	} else {
+		printf("Warning: SYS clock measurement is invalid, using value from brdcfg1.\n");
+	}
+#endif
 
 	switch (sysclk_conf & 0x0F) {
 	case QIXIS_SYSCLK_83:
@@ -319,6 +577,20 @@ unsigned long get_board_sys_clk(void)
 unsigned long get_board_ddr_clk(void)
 {
 	u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
+#ifdef CONFIG_FSL_QIXIS_CLOCK_MEASUREMENT
+	/* use accurate clock measurement */
+	int freq = QIXIS_READ(clk_freq[2]) << 8 | QIXIS_READ(clk_freq[3]);
+	int base = QIXIS_READ(clk_base[0]) << 8 | QIXIS_READ(clk_base[1]);
+	u32 val;
+
+	val =  freq * base;
+	if (val) {
+		debug("DDR Clock measurement is: %d\n", val);
+		return val;
+	} else {
+		printf("Warning: DDR clock measurement is invalid, using value from brdcfg1.\n");
+	}
+#endif
 
 	switch ((ddrclk_conf & 0x30) >> 4) {
 	case QIXIS_DDRCLK_100:
@@ -357,7 +629,7 @@ int misc_init_r(void)
 
 	sw = QIXIS_READ(brdcfg[2]);
 	for (i = 0; i < MAX_SERDES; i++) {
-		unsigned int clock = (sw >> (2 * i)) & 3;
+		unsigned int clock = (sw >> (6 - 2 * i)) & 3;
 		switch (clock) {
 		case 0:
 			actual[i] = SRDS_PLLCR0_RFCK_SEL_100;
@@ -414,6 +686,106 @@ void ft_board_setup(void *blob, bd_t *bd)
 }
 
 /*
+ * This function is called by bdinfo to print detail board information.
+ * As an exmaple for future board, we organize the messages into
+ * several sections. If applicable, the message is in the format of
+ * <name>      = <value>
+ * It should aligned with normal output of bdinfo command.
+ *
+ * Voltage: Core, DDR and another configurable voltages
+ * Clock  : Critical clocks which are not printed already
+ * RCW    : RCW source if not printed already
+ * Misc   : Other important information not in above catagories
+ */
+void board_detail(void)
+{
+	int i;
+	u8 brdcfg[16], dutcfg[16], rst_ctl;
+	int vdd, rcwsrc;
+	static const char * const clk[] = {"66.67", "100", "125", "133.33"};
+
+	for (i = 0; i < 16; i++) {
+		brdcfg[i] = qixis_read(offsetof(struct qixis, brdcfg[0]) + i);
+		dutcfg[i] = qixis_read(offsetof(struct qixis, dutcfg[0]) + i);
+	}
+
+	/* Voltage secion */
+	if (!select_i2c_ch_pca9547(I2C_MUX_CH_VOL_MONITOR)) {
+		vdd = read_voltage();
+		if (vdd > 0)
+			printf("Core voltage= %d mV\n", vdd);
+		select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
+	}
+
+	printf("XVDD        = 1.%d V\n", ((brdcfg[8] & 0xf) - 4) * 5 + 25);
+
+	/* clock section */
+	printf("SYSCLK      = %s MHz\nDDRCLK      = %s MHz\n",
+	       clk[(brdcfg[11] >> 2) & 0x3], clk[brdcfg[11] & 3]);
+
+	/* RCW section */
+	rcwsrc = (dutcfg[0] << 1) + (dutcfg[1] & 1);
+	puts("RCW source  = ");
+	switch (rcwsrc) {
+	case 0x017:
+	case 0x01f:
+		puts("8-bit NOR\n");
+		break;
+	case 0x027:
+	case 0x02F:
+		puts("16-bit NOR\n");
+		break;
+	case 0x040:
+		puts("SDHC/eMMC\n");
+		break;
+	case 0x044:
+		puts("SPI 16-bit addressing\n");
+		break;
+	case 0x045:
+		puts("SPI 24-bit addressing\n");
+		break;
+	case 0x048:
+		puts("I2C normal addressing\n");
+		break;
+	case 0x049:
+		puts("I2C extended addressing\n");
+		break;
+	case 0x108:
+	case 0x109:
+	case 0x10a:
+	case 0x10b:
+		puts("8-bit NAND, 2KB\n");
+		break;
+	default:
+		if ((rcwsrc >= 0x080) && (rcwsrc <= 0x09f))
+			puts("Hard-coded RCW\n");
+		else if ((rcwsrc >= 0x110) && (rcwsrc <= 0x11f))
+			puts("8-bit NAND, 4KB\n");
+		else
+			puts("unknown\n");
+		break;
+	}
+
+	/* Misc section */
+	rst_ctl = QIXIS_READ(rst_ctl);
+	puts("HRESET_REQ  = ");
+	switch (rst_ctl & 0x30) {
+	case 0x00:
+		puts("Ignored\n");
+		break;
+	case 0x10:
+		puts("Assert HRESET\n");
+		break;
+	case 0x30:
+		puts("Reset system\n");
+		break;
+	default:
+		puts("N/A\n");
+		break;
+	}
+}
+
+/*
  * Reverse engineering switch settings.
  * Some bits cannot be figured out. They will be displayed as
  * underscore in binary format. mask[] has those bits.
@@ -429,7 +801,7 @@ void qixis_dump_switch(void)
 	 * Any bit with 1 means that bit cannot be reverse engineered.
 	 * It will be displayed as _ in binary format.
 	 */
-	static const u8 mask[] = {0, 0, 0, 0, 0, 0x1, 0xdf, 0x3f, 0x1f};
+	static const u8 mask[] = {0, 0, 0, 0, 0, 0x1, 0xcf, 0x3f, 0x1f};
 	char buf[10];
 	u8 brdcfg[16], dutcfg[16];
 
@@ -460,7 +832,8 @@ void qixis_dump_switch(void)
 	sw[5] = ((brdcfg[0] & 0x0f) << 4)	| \
 		((QIXIS_READ(rst_ctl) & 0x30) >> 2) | \
 		((brdcfg[0] & 0x40) >> 5);
-	sw[6] = (brdcfg[11] & 0x20);
+	sw[6] = (brdcfg[11] & 0x20)		|
+		((brdcfg[5] & 0x02) << 3);
 	sw[7] = (((~QIXIS_READ(rst_ctl)) & 0x40) << 1) | \
 		((brdcfg[5] & 0x10) << 2);
 	sw[8] = ((brdcfg[12] & 0x08) << 4)	| \
@@ -472,3 +845,23 @@ void qixis_dump_switch(void)
 			i + 1, byte_to_binary_mask(sw[i], mask[i], buf), sw[i]);
 	}
 }
+
+static int do_vdd_adjust(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	ulong override;
+
+	if (argc < 2)
+		return CMD_RET_USAGE;
+	if (!strict_strtoul(argv[1], 10, &override))
+		adjust_vdd(override);	/* the value is checked by callee */
+	else
+		return CMD_RET_USAGE;
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	vdd_override, 2, 0, do_vdd_adjust,
+	"Override VDD",
+	"- override with the voltage specified in mV, eg. 1050"
+);
diff --git a/board/freescale/t4qds/tlb.c b/board/freescale/t4qds/tlb.c
index 80eb511e1d..92c01cf95c 100644
--- a/board/freescale/t4qds/tlb.c
+++ b/board/freescale/t4qds/tlb.c
@@ -115,7 +115,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
 #ifdef CONFIG_SYS_DCSRBAR_PHYS
 	SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
-		      0, 13, BOOKE_PAGESZ_4M, 1),
+		      0, 13, BOOKE_PAGESZ_32M, 1),
 #endif
 #ifdef CONFIG_SYS_NAND_BASE
 	/*