mirrors/u-boot
0
0
Fork 0
mirror of https://github.com/u-boot/u-boot.git synced 2024-11-26 21:54:37 +08:00
Code Issues Packages Projects Releases Wiki Activity

powerpc/ppc4xx: Add support for iocon-2

Browse Source 
Add a new iocon flavor with a second communiction port per channel.

Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Dirk Eibach 2013-08-09 10:52:52 +02:00 committed by Stefan Roese
parent a80897017d
commit d78951db56
1 changed files with 25 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
board/gdsys/405ep/iocon.c
View File

@ -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,