From d78951db56cd98217b626657f3e754d786b27e3c Mon Sep 17 00:00:00 2001 From: Dirk Eibach Date: Fri, 9 Aug 2013 10:52:52 +0200 Subject: [PATCH] powerpc/ppc4xx: Add support for iocon-2 Add a new iocon flavor with a second communiction port per channel. Signed-off-by: Dirk Eibach Signed-off-by: Stefan Roese --- board/gdsys/405ep/iocon.c | 36 +++++++++++++++++++++++++----------- 1 file changed, 25 insertions(+), 11 deletions(-) diff --git a/board/gdsys/405ep/iocon.c b/board/gdsys/405ep/iocon.c index f6502b3963..664b1e164e 100644 --- a/board/gdsys/405ep/iocon.c +++ b/board/gdsys/405ep/iocon.c @@ -30,6 +30,8 @@ DECLARE_GLOBAL_DATA_PTR; #define LATCH1_BASE (CONFIG_SYS_LATCH_BASE + 0x100) #define LATCH2_BASE (CONFIG_SYS_LATCH_BASE + 0x200) +#define MAX_MUX_CHANNELS 2 + enum { UNITTYPE_MAIN_SERVER = 0, UNITTYPE_MAIN_USER = 1, @@ -163,7 +165,7 @@ int checkboard(void) return 0; } -static void print_fpga_info(unsigned int fpga) +static void print_fpga_info(unsigned int fpga, bool rgmii2_present) { u16 versions; u16 fpga_version; @@ -260,6 +262,8 @@ static void print_fpga_info(unsigned int fpga) hardware_version); break; } + if (rgmii2_present) + printf(" RGMII2,"); } if (unit_type == UNITTYPE_VIDEO_USER) { @@ -362,14 +366,19 @@ int last_stage_init(void) { int slaves; unsigned int k; + unsigned int mux_ch; unsigned char mclink_controllers[] = { 0x24, 0x25, 0x26 }; int legacy = get_fpga_state(0) & FPGA_STATE_PLATFORM; u16 fpga_features; int feature_carrier_speed = fpga_features & (1<<4); + bool ch0_rgmii2_present = false; FPGA_GET_REG(0, fpga_features, &fpga_features); - print_fpga_info(0); + if (!legacy) + ch0_rgmii2_present = !pca9698_get_value(0x20, 30); + + print_fpga_info(0, ch0_rgmii2_present); osd_probe(0); /* wait for FPGA done */ @@ -392,10 +401,15 @@ int last_stage_init(void) if (!legacy && (feature_carrier_speed == CARRIER_SPEED_1G)) { miiphy_register(bb_miiphy_buses[0].name, bb_miiphy_read, bb_miiphy_write); - if (!verify_88e1518(bb_miiphy_buses[0].name, 0)) { - printf("Fixup 88e1518 erratum on %s\n", - bb_miiphy_buses[0].name); - setup_88e1518(bb_miiphy_buses[0].name, 0); + for (mux_ch = 0; mux_ch < MAX_MUX_CHANNELS; ++mux_ch) { + if ((mux_ch == 1) && !ch0_rgmii2_present) + continue; + + if (!verify_88e1518(bb_miiphy_buses[0].name, mux_ch)) { + printf("Fixup 88e1518 erratum on %s phy %u\n", + bb_miiphy_buses[0].name, mux_ch); + setup_88e1518(bb_miiphy_buses[0].name, mux_ch); + } } } @@ -415,7 +429,7 @@ int last_stage_init(void) FPGA_GET_REG(k, fpga_features, &fpga_features); feature_carrier_speed = fpga_features & (1<<4); - print_fpga_info(k); + print_fpga_info(k, false); osd_probe(k); if (feature_carrier_speed == CARRIER_SPEED_1G) { miiphy_register(bb_miiphy_buses[k].name, @@ -590,7 +604,7 @@ static int mii_delay(struct bb_miiphy_bus *bus) struct bb_miiphy_bus bb_miiphy_buses[] = { { - .name = "trans1", + .name = "board0", .init = mii_dummy_init, .mdio_active = mii_mdio_active, .mdio_tristate = mii_mdio_tristate, @@ -601,7 +615,7 @@ struct bb_miiphy_bus bb_miiphy_buses[] = { .priv = &fpga_mii[0], }, { - .name = "trans2", + .name = "board1", .init = mii_dummy_init, .mdio_active = mii_mdio_active, .mdio_tristate = mii_mdio_tristate, @@ -612,7 +626,7 @@ struct bb_miiphy_bus bb_miiphy_buses[] = { .priv = &fpga_mii[1], }, { - .name = "trans3", + .name = "board2", .init = mii_dummy_init, .mdio_active = mii_mdio_active, .mdio_tristate = mii_mdio_tristate, @@ -623,7 +637,7 @@ struct bb_miiphy_bus bb_miiphy_buses[] = { .priv = &fpga_mii[2], }, { - .name = "trans4", + .name = "board3", .init = mii_dummy_init, .mdio_active = mii_mdio_active, .mdio_tristate = mii_mdio_tristate, -- 2.39.5