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@@ -98,17 +98,13 @@ const qe_iop_conf_t qe_iop_conf_tab[] = {
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static int board_init_i2c_busses(void)
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{
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I2C_MUX_DEVICE *dev = NULL;
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- uchar *buf;
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+ uchar *dtt_bus = (uchar *)"pca9547:70:a";
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/* Set up the Bus for the DTTs */
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- buf = (unsigned char *) getenv("dtt_bus");
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- if (buf != NULL)
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- dev = i2c_mux_ident_muxstring(buf);
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- if (dev == NULL) {
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+ dev = i2c_mux_ident_muxstring(dtt_bus);
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+ if (dev == NULL)
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printf("Error couldn't add Bus for DTT\n");
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- printf("please setup dtt_bus to where your\n");
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- printf("DTT is found.\n");
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- }
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+
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return 0;
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}
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@@ -133,6 +129,28 @@ const uint upma_table[] = {
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};
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#endif
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+static int piggy_present(void)
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+{
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+ struct km_bec_fpga __iomem *base =
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+ (struct km_bec_fpga __iomem *)CONFIG_SYS_KMBEC_FPGA_BASE;
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+
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+ return in_8(&base->bprth) & PIGGY_PRESENT;
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+}
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+
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+#if defined(CONFIG_KMVECT1)
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+int ethernet_present(void)
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+{
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+ /* ethernet port connected to simple switch without piggy */
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+ return 1;
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+}
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+#else
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+int ethernet_present(void)
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+{
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+ return piggy_present();
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+}
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+#endif
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+
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+
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int board_early_init_r(void)
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{
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struct km_bec_fpga *base =
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@@ -193,8 +211,75 @@ int misc_init_r(void)
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return 0;
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}
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+#if defined(CONFIG_KMVECT1)
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+#include <mv88e6352.h>
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+/* Marvell MV88E6122 switch configuration */
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+static struct mv88e_sw_reg extsw_conf[] = {
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+ /* port 1, FRONT_MDI, autoneg */
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+ { PORT(1), PORT_PHY, NO_SPEED_FOR },
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+ { PORT(1), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
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+ { PHY(1), PHY_1000_CTRL, NO_ADV },
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+ { PHY(1), PHY_SPEC_CTRL, AUTO_MDIX_EN },
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+ { PHY(1), PHY_CTRL, PHY_100_MBPS | AUTONEG_EN | AUTONEG_RST |
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+ FULL_DUPLEX },
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+ /* port 2, unused */
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+ { PORT(2), PORT_CTRL, PORT_DIS },
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+ { PHY(2), PHY_CTRL, PHY_PWR_DOWN },
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+ { PHY(2), PHY_SPEC_CTRL, SPEC_PWR_DOWN },
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+ /* port 3, BP_MII (CPU), PHY mode, 100BASE */
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+ { PORT(3), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
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+ /* port 4, ESTAR to slot 11, SerDes, 1000BASE-X */
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+ { PORT(4), PORT_STATUS, NO_PHY_DETECT },
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+ { PORT(4), PORT_PHY, SPEED_1000_FOR },
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+ { PORT(4), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
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+ /* port 5, ESTAR to slot 13, SerDes, 1000BASE-X */
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+ { PORT(5), PORT_STATUS, NO_PHY_DETECT },
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+ { PORT(5), PORT_PHY, SPEED_1000_FOR },
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+ { PORT(5), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
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+ /*
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+ * Errata Fix: 1.9V Output from Internal 1.8V Regulator,
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+ * acc . MV-S300889-00D.pdf , clause 4.5
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+ */
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+ { PORT(5), 0x1A, 0xADB1 },
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+ /* port 6, unused, this port has no phy */
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+ { PORT(6), PORT_CTRL, PORT_DIS },
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+};
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+#endif
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+
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int last_stage_init(void)
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{
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+#if defined(CONFIG_KMVECT1)
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+ struct km_bec_fpga __iomem *base =
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+ (struct km_bec_fpga __iomem *)CONFIG_SYS_KMBEC_FPGA_BASE;
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+ u8 tmp_reg;
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+
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+ /* Release mv88e6122 from reset */
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+ tmp_reg = in_8(&base->res1[0]) | 0x10; /* DIRECT3 register */
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+ out_8(&base->res1[0], tmp_reg); /* GP28 as output */
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+ tmp_reg = in_8(&base->gprt3) | 0x10; /* GP28 to high */
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+ out_8(&base->gprt3, tmp_reg);
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+
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+ /* configure MV88E6122 switch */
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+ char *name = "UEC2";
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+
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+ if (miiphy_set_current_dev(name))
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+ return 0;
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+
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+ mv88e_sw_program(name, CONFIG_KM_MVEXTSW_ADDR, extsw_conf,
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+ ARRAY_SIZE(extsw_conf));
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+
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+ mv88e_sw_reset(name, CONFIG_KM_MVEXTSW_ADDR);
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+
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+ if (piggy_present()) {
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+ setenv("ethact", "UEC2");
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+ setenv("netdev", "eth1");
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+ puts("using PIGGY for network boot\n");
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+ } else {
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+ setenv("netdev", "eth0");
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+ puts("using frontport for network boot\n");
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+ }
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+#endif
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+
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#if defined(CONFIG_KMCOGE5NE)
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struct bfticu_iomap *base =
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(struct bfticu_iomap *)CONFIG_SYS_BFTIC3_BASE;
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@@ -280,7 +365,7 @@ int checkboard(void)
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{
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puts("Board: Keymile " CONFIG_KM_BOARD_NAME);
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- if (ethernet_present())
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+ if (piggy_present())
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puts(" with PIGGY.");
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puts("\n");
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return 0;
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