int do_pca953x(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
static uint8_t chip = CONFIG_SYS_I2C_PCA953X_ADDR;
int val;
ulong ul_arg2 = 0;
ulong ul_arg3 = 0;
cmd_tbl_t *c;
c = find_cmd_tbl(argv[1], cmd_pca953x, ARRAY_SIZE(cmd_pca953x));
/* All commands but "device" require 'maxargs' arguments */
if (!c || !((argc == (c->maxargs)) ||
(((int)c->cmd == PCA953X_CMD_DEVICE) &&
(argc == (c->maxargs - 1))))) {
cmd_usage(cmdtp);
return 1;
}
/* arg2 used as chip number or pin number */
if (argc > 2)
ul_arg2 = simple_strtoul(argv[2], NULL, 16);
/* arg3 used as pin or invert value */
if (argc > 3)
ul_arg3 = simple_strtoul(argv[3], NULL, 16) & 0x1;
switch ((int)c->cmd) {
#ifdef CONFIG_CMD_PCA953X_INFO
case PCA953X_CMD_INFO:
return pca953x_info(chip);
#endif
case PCA953X_CMD_DEVICE:
if (argc == 3)
chip = (uint8_t)ul_arg2;
printf("Current device address: 0x%x\n", chip);
return 0;
case PCA953X_CMD_INPUT:
pca953x_set_dir(chip, (1 << ul_arg2),
PCA953X_DIR_IN << ul_arg2);
val = (pca953x_get_val(chip) & (1 << ul_arg2)) != 0;
printf("chip 0x%02x, pin 0x%lx = %d\n", chip, ul_arg2, val);
return val;
case PCA953X_CMD_OUTPUT:
pca953x_set_dir(chip, (1 << ul_arg2),
(PCA953X_DIR_OUT << ul_arg2));
return pca953x_set_val(chip, (1 << ul_arg2),
(ul_arg3 << ul_arg2));
case PCA953X_CMD_INVERT:
return pca953x_set_pol(chip, (1 << ul_arg2),
(ul_arg3 << ul_arg2));
default:
/* We should never get here */
return 1;
}
}
static void flash_cs_fixup(void)
{
int flash_sel;
/*
* Print boot dev and swap flash flash chip selects if booted from 2nd
* flash. Swapping chip selects presents user with a common memory
* map regardless of which flash was booted from.
*/
flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) &
CONFIG_SYS_PCA953X_C0_FLASH_PASS_CS));
printf("Flash: Executed from flash%d\n", flash_sel ? 2 : 1);
if (flash_sel) {
set_lbc_br(0, CONFIG_SYS_BR1_PRELIM);
set_lbc_or(0, CONFIG_SYS_OR1_PRELIM);
set_lbc_br(1, CONFIG_SYS_BR0_PRELIM);
set_lbc_or(1, CONFIG_SYS_OR0_PRELIM);
}
}
static void flash_cs_fixup(void)
{
volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR);
int flash_sel;
/*
* Print boot dev and swap flash flash chip selects if booted from 2nd
* flash. Swapping chip selects presents user with a common memory
* map regardless of which flash was booted from.
*/
flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) &
CONFIG_SYS_PCA953X_C0_FLASH_PASS_CS));
printf("FLASH: Executed from FLASH%d\n", flash_sel ? 2 : 1);
if (flash_sel) {
lbc->br0 = CONFIG_SYS_BR1_PRELIM;
lbc->or0 = CONFIG_SYS_OR1_PRELIM;
lbc->br1 = CONFIG_SYS_BR0_PRELIM;
lbc->or1 = CONFIG_SYS_OR0_PRELIM;
}
}
/*
* Print out which flash was booted from and if booting from the 2nd flash,
* swap flash chip selects to maintain consistent flash numbering/addresses.
*/
static void flash_cs_fixup(void)
{
immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
ccsr_lbc_t *lbc = &immap->im_lbc;
int flash_sel;
/*
* Print boot dev and swap flash flash chip selects if booted from 2nd
* flash. Swapping chip selects presents user with a common memory
* map regardless of which flash was booted from.
*/
flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) &
CONFIG_SYS_PCA953X_C0_FLASH_PASS_CS));
printf("FLASH: Executed from FLASH%d\n", flash_sel ? 2 : 1);
if (flash_sel) {
out_be32(&lbc->br0, CONFIG_SYS_BR1_PRELIM);
out_be32(&lbc->or0, CONFIG_SYS_OR1_PRELIM);
out_be32(&lbc->br1, CONFIG_SYS_BR0_PRELIM);
out_be32(&lbc->or1, CONFIG_SYS_OR0_PRELIM);
}
}
int last_stage_init(void)
{
int slaves;
uint k;
uchar mclink_controllers[] = { 0x3c, 0x3d, 0x3e };
u16 fpga_features;
bool hw_type_cat = pca9698_get_value(0x20, 20);
bool ch0_rgmii2_present;
FPGA_GET_REG(0, fpga_features, &fpga_features);
/* Turn on Parade DP501 */
pca9698_direction_output(0x20, 10, 1);
pca9698_direction_output(0x20, 11, 1);
ch0_rgmii2_present = !pca9698_get_value(0x20, 30);
/* wait for FPGA done, then reset FPGA */
for (k = 0; k < ARRAY_SIZE(mclink_controllers); ++k) {
uint ctr = 0;
if (i2c_probe(mclink_controllers[k]))
continue;
while (!(pca953x_get_val(mclink_controllers[k])
& MCFPGA_DONE)) {
mdelay(100);
if (ctr++ > 5) {
printf("no done for mclink_controller %u\n", k);
break;
}
}
pca953x_set_dir(mclink_controllers[k], MCFPGA_RESET_N, 0);
pca953x_set_val(mclink_controllers[k], MCFPGA_RESET_N, 0);
udelay(10);
pca953x_set_val(mclink_controllers[k], MCFPGA_RESET_N,
MCFPGA_RESET_N);
}
if (hw_type_cat) {
uint mux_ch;
int retval;
struct mii_dev *mdiodev = mdio_alloc();
if (!mdiodev)
return -ENOMEM;
strncpy(mdiodev->name, bb_miiphy_buses[0].name, MDIO_NAME_LEN);
mdiodev->read = bb_miiphy_read;
mdiodev->write = bb_miiphy_write;
retval = mdio_register(mdiodev);
if (retval < 0)
return retval;
for (mux_ch = 0; mux_ch < MAX_MUX_CHANNELS; ++mux_ch) {
if ((mux_ch == 1) && !ch0_rgmii2_present)
continue;
setup_88e1514(bb_miiphy_buses[0].name, mux_ch);
}
}
/* give slave-PLLs and Parade DP501 some time to be up and running */
mdelay(500);
mclink_fpgacount = CONFIG_SYS_MCLINK_MAX;
slaves = mclink_probe();
mclink_fpgacount = 0;
ioep_fpga_print_info(0);
osd_probe(0);
#ifdef CONFIG_SYS_OSD_DH
osd_probe(4);
#endif
if (slaves <= 0)
return 0;
mclink_fpgacount = slaves;
for (k = 1; k <= slaves; ++k) {
FPGA_GET_REG(k, fpga_features, &fpga_features);
ioep_fpga_print_info(k);
osd_probe(k);
#ifdef CONFIG_SYS_OSD_DH
osd_probe(k + 4);
#endif
if (hw_type_cat) {
int retval;
struct mii_dev *mdiodev = mdio_alloc();
if (!mdiodev)
return -ENOMEM;
strncpy(mdiodev->name, bb_miiphy_buses[k].name,
MDIO_NAME_LEN);
mdiodev->read = bb_miiphy_read;
mdiodev->write = bb_miiphy_write;
retval = mdio_register(mdiodev);
if (retval < 0)
return retval;
setup_88e1514(bb_miiphy_buses[k].name, 0);
}
}
for (k = 0; k < ARRAY_SIZE(hrcon_fans); ++k) {
i2c_set_bus_num(hrcon_fans[k].bus);
init_fan_controller(hrcon_fans[k].addr);
}
return 0;
}
int last_stage_init(void)
{
int slaves;
unsigned int k;
unsigned int mux_ch;
unsigned char mclink_controllers[] = { 0x3c, 0x3d, 0x3e };
bool hw_type_cat = pca9698_get_value(0x20, 18);
bool ch0_sgmii2_present = false;
/* Turn on Analog Devices ADV7611 */
pca9698_direction_output(0x20, 8, 0);
/* Turn on Parade DP501 */
pca9698_direction_output(0x20, 9, 1);
ch0_sgmii2_present = !pca9698_get_value(0x20, 37);
/* wait for FPGA done, then reset FPGA */
for (k = 0; k < ARRAY_SIZE(mclink_controllers); ++k) {
unsigned int ctr = 0;
if (i2c_probe(mclink_controllers[k]))
continue;
while (!(pca953x_get_val(mclink_controllers[k])
& MCFPGA_DONE)) {
udelay(100000);
if (ctr++ > 5) {
printf("no done for mclink_controller %d\n", k);
break;
}
}
pca953x_set_dir(mclink_controllers[k], MCFPGA_RESET_N, 0);
pca953x_set_val(mclink_controllers[k], MCFPGA_RESET_N, 0);
udelay(10);
pca953x_set_val(mclink_controllers[k], MCFPGA_RESET_N,
MCFPGA_RESET_N);
}
if (hw_type_cat) {
miiphy_register(bb_miiphy_buses[0].name, bb_miiphy_read,
bb_miiphy_write);
for (mux_ch = 0; mux_ch < MAX_MUX_CHANNELS; ++mux_ch) {
if ((mux_ch == 1) && !ch0_sgmii2_present)
continue;
setup_88e1514(bb_miiphy_buses[0].name, mux_ch);
}
}
/* give slave-PLLs and Parade DP501 some time to be up and running */
udelay(500000);
mclink_fpgacount = CONFIG_SYS_MCLINK_MAX;
slaves = mclink_probe();
mclink_fpgacount = 0;
ioep_fpga_print_info(0);
if (!adv7611_probe(0))
printf(" Advantiv ADV7611 HDMI Receiver\n");
#ifdef CONFIG_STRIDER_CON
if (ioep_fpga_has_osd(0))
osd_probe(0);
#endif
#ifdef CONFIG_STRIDER_CPU
ch7301_probe(0, false);
#endif
if (slaves <= 0)
return 0;
mclink_fpgacount = slaves;
for (k = 1; k <= slaves; ++k) {
ioep_fpga_print_info(k);
#ifdef CONFIG_STRIDER_CON
if (ioep_fpga_has_osd(k))
osd_probe(k);
#endif
#ifdef CONFIG_STRIDER_CPU
FPGA_SET_REG(k, extended_control, 0); /* enable video in*/
if (!adv7611_probe(k))
printf(" Advantiv ADV7611 HDMI Receiver\n");
ch7301_probe(k, false);
#endif
if (hw_type_cat) {
miiphy_register(bb_miiphy_buses[k].name,
bb_miiphy_read, bb_miiphy_write);
setup_88e1514(bb_miiphy_buses[k].name, 0);
}
}
for (k = 0; k < ARRAY_SIZE(strider_fans); ++k) {
i2c_set_bus_num(strider_fans[k].bus);
init_fan_controller(strider_fans[k].addr);
}
return 0;
}
/**
* Modify the device tree to remove all unused interface types.
*/
int board_fixup_fdt(void)
{
const char *fdt_key;
int val;
int rc;
val = pca953x_get_val(0, 0x20);
if (val & 4)
fdt_key = "2,sata";
else
fdt_key = "2,pcie";
octeon_fdt_patch(working_fdt, fdt_key, NULL);
if (val & 1)
fdt_key = "0,xaui";
else
fdt_key = "0,qsgmii";
debug("%s: Patching DLM 0 for %s\n", __func__, fdt_key);
octeon_fdt_patch(working_fdt, fdt_key, NULL);
if (val & 8) {
debug("PCM mode detected, disabling SPI NOR\n");
octeon_fdt_patch(working_fdt, "0,pcm", "cavium,pcm-trim");
} else {
debug("SPI NOR mode selected\n");
octeon_fdt_patch(working_fdt, "0,not-pcm", "cavium,pcm-trim");
}
/* Check if we need to swap the MMC slots or not. */
if (val & 0x10) {
int s0_offset, s1_offset, offset;
debug("%s: Swapping mmc slots 0 and 1\n", __func__);
/* Swap slot 0 and slot 1 in device tree */
offset = fdt_path_offset(gd->fdt_blob, "/soc/mmc");
if (offset < 0) {
puts("Error accessing /soc/mmc in device tree\n");
return -1;
}
s0_offset = fdt_subnode_offset(gd->fdt_blob, offset,
"mmc-slot@0");
s1_offset = fdt_subnode_offset(gd->fdt_blob, offset,
"mmc-slot@1");
debug(" slot 0 offset: %d, slot 1 offset: %d\n",
s0_offset, s1_offset);
if (s0_offset < 0 || s1_offset < 0) {
puts("Error accessing MMC in device tree\n");
return -1;
}
rc = fdt_setprop_inplace_u32(gd->fdt_blob, s0_offset, "reg", 1);
rc |= fdt_setprop_inplace_u32(gd->fdt_blob, s1_offset, "reg", 0);
if (rc) {
puts("Error changing reg property in mmc slot\n");
return -1;
}
rc = fdt_set_name(gd->fdt_blob, s0_offset, "mmc-slot@1");
rc |= fdt_set_name(gd->fdt_blob, s1_offset, "mmc-slot@0");
if (rc) {
puts("Error renaming MMC slot names\n");
return -1;
}
}
return 0;
}
int checkboard(void)
{
int clk_to_use = 0; /* Clock used for DLM0 */
int val;
val = pca953x_get_val(0, 0x20);
/* Print it early so switches are in order */
if (val & 1) { /* DLM0_SEL */
puts("SW4-1 on: RXAUI (10G) port selected\n");
octeon_configure_qlm(0, 6250, CVMX_QLM_MODE_RXAUI,
0, 0, 2, 2);
} else {
puts("SW4-1 off: QSGMII ports selected\n");
octeon_configure_qlm(0, 2500, CVMX_QLM_MODE_QSGMII_QSGMII,
0, 0, 1, 1);
}
if (val & 2) { /* DLM1_SEL */
if (val & 4) {
puts("SW4-2 on, SW4-3 off: PCIe 1x2 mode selected\n");
octeon_configure_qlm(1, 5000, CVMX_QLM_MODE_PCIE_1X2,
1, 1, 0, 0);
} else {
int host_mode = cvmx_pcie_is_host_mode(0);
printf("SW4-2 on, SW4-3 on: PCIe 1x4 %s mode selected\n",
host_mode ? "host" : "target");
/* For PCIe target mode we need to use clock 1 for DLM0
* since in this case clock 0 is coming from the PCIe
* host. Also, there's no need to configure the DLM
* if we're in PCIe target (endpoint) mode.
*/
if (host_mode)
octeon_configure_qlm(1, 5000,
CVMX_QLM_MODE_PCIE,
1, 1, clk_to_use, 0);
else
clk_to_use = 1;
}
} else {
puts("SW4-2 off: mini-PCIe slots selected\n");
octeon_configure_qlm(1, 5000, CVMX_QLM_MODE_PCIE_2X1, 1, 1, 0, 0);
}
if (val & 4) { /* DLM2_SEL */
puts("SW4-3 on: SATA ports selected\n");
octeon_configure_qlm(2, 3125, CVMX_QLM_MODE_SATA_2X1,
0, 0, 1, 1);
}
if (val & 8)
puts("SW4-4 on: PCM mode selected, SPI NOR disabled\n");
else
puts("SW4-4 off: SPI NOR enabled\n");
printf("SW 1-8 is %s, %s selected as slot 1.\n",
val & 0x10 ? "on" : "off",
val & 0x10 ? "internal eMMC flash" : "external SD/MMC slot");
debug("qlm 0 reference clock: %llu\n", cvmx_qlm_measure_clock(0));
debug("qlm 1 reference clock: %llu\n", cvmx_qlm_measure_clock(1));
debug("qlm 2 reference clock: %llu\n", cvmx_qlm_measure_clock(2));
return 0;
}
int last_stage_init(void)
{
int slaves;
unsigned int k;
unsigned int mux_ch;
unsigned char mclink_controllers_dvi[] = { 0x3c, 0x3d, 0x3e };
#ifdef CONFIG_STRIDER_CPU
unsigned char mclink_controllers_dp[] = { 0x24, 0x25, 0x26 };
#endif
bool hw_type_cat = pca9698_get_value(0x20, 18);
#ifdef CONFIG_STRIDER_CON_DP
bool is_dh = pca9698_get_value(0x20, 25);
#endif
bool ch0_sgmii2_present = false;
/* Turn on Analog Devices ADV7611 */
pca9698_direction_output(0x20, 8, 0);
/* Turn on Parade DP501 */
pca9698_direction_output(0x20, 10, 1);
pca9698_direction_output(0x20, 11, 1);
ch0_sgmii2_present = !pca9698_get_value(0x20, 37);
/* wait for FPGA done, then reset FPGA */
for (k = 0; k < ARRAY_SIZE(mclink_controllers_dvi); ++k) {
unsigned int ctr = 0;
unsigned char *mclink_controllers = mclink_controllers_dvi;
#ifdef CONFIG_STRIDER_CPU
if (i2c_probe(mclink_controllers[k])) {
mclink_controllers = mclink_controllers_dp;
if (i2c_probe(mclink_controllers[k]))
continue;
}
#else
if (i2c_probe(mclink_controllers[k]))
continue;
#endif
while (!(pca953x_get_val(mclink_controllers[k])
& MCFPGA_DONE)) {
udelay(100000);
if (ctr++ > 5) {
printf("no done for mclink_controller %d\n", k);
break;
}
}
pca953x_set_dir(mclink_controllers[k], MCFPGA_RESET_N, 0);
pca953x_set_val(mclink_controllers[k], MCFPGA_RESET_N, 0);
udelay(10);
pca953x_set_val(mclink_controllers[k], MCFPGA_RESET_N,
MCFPGA_RESET_N);
}
if (hw_type_cat) {
int retval;
struct mii_dev *mdiodev = mdio_alloc();
if (!mdiodev)
return -ENOMEM;
strncpy(mdiodev->name, bb_miiphy_buses[0].name, MDIO_NAME_LEN);
mdiodev->read = bb_miiphy_read;
mdiodev->write = bb_miiphy_write;
retval = mdio_register(mdiodev);
if (retval < 0)
return retval;
for (mux_ch = 0; mux_ch < MAX_MUX_CHANNELS; ++mux_ch) {
if ((mux_ch == 1) && !ch0_sgmii2_present)
continue;
setup_88e1514(bb_miiphy_buses[0].name, mux_ch);
}
}
/* give slave-PLLs and Parade DP501 some time to be up and running */
udelay(500000);
mclink_fpgacount = CONFIG_SYS_MCLINK_MAX;
slaves = mclink_probe();
mclink_fpgacount = 0;
ioep_fpga_print_info(0);
if (!adv7611_probe(0))
printf(" Advantiv ADV7611 HDMI Receiver\n");
#ifdef CONFIG_STRIDER_CON
if (ioep_fpga_has_osd(0))
osd_probe(0);
#endif
#ifdef CONFIG_STRIDER_CON_DP
if (ioep_fpga_has_osd(0)) {
osd_probe(0);
if (is_dh)
osd_probe(4);
}
#endif
#ifdef CONFIG_STRIDER_CPU
ch7301_probe(0, false);
dp501_probe(0, false);
#endif
if (slaves <= 0)
return 0;
mclink_fpgacount = slaves;
#ifdef CONFIG_STRIDER_CPU
/* get ADV7611 out of reset, power up DP501, give some time to wakeup */
for (k = 1; k <= slaves; ++k)
FPGA_SET_REG(k, extended_control, 0x10); /* enable video */
udelay(500000);
#endif
for (k = 1; k <= slaves; ++k) {
ioep_fpga_print_info(k);
#ifdef CONFIG_STRIDER_CON
if (ioep_fpga_has_osd(k))
osd_probe(k);
#endif
#ifdef CONFIG_STRIDER_CON_DP
if (ioep_fpga_has_osd(k)) {
osd_probe(k);
if (is_dh)
osd_probe(k + 4);
}
#endif
#ifdef CONFIG_STRIDER_CPU
if (!adv7611_probe(k))
printf(" Advantiv ADV7611 HDMI Receiver\n");
ch7301_probe(k, false);
dp501_probe(k, false);
#endif
if (hw_type_cat) {
int retval;
struct mii_dev *mdiodev = mdio_alloc();
if (!mdiodev)
return -ENOMEM;
strncpy(mdiodev->name, bb_miiphy_buses[k].name,
MDIO_NAME_LEN);
mdiodev->read = bb_miiphy_read;
mdiodev->write = bb_miiphy_write;
retval = mdio_register(mdiodev);
if (retval < 0)
return retval;
setup_88e1514(bb_miiphy_buses[k].name, 0);
}
}
for (k = 0; k < ARRAY_SIZE(strider_fans); ++k) {
i2c_set_bus_num(strider_fans[k].bus);
init_fan_controller(strider_fans[k].addr);
}
return 0;
}
int do_pca953x(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
static uint8_t chip = CONFIG_SYS_I2C_PCA953X_ADDR;
int ret = CMD_RET_USAGE, val;
ulong ul_arg2 = 0;
ulong ul_arg3 = 0;
cmd_tbl_t *c;
c = find_cmd_tbl(argv[1], cmd_pca953x, ARRAY_SIZE(cmd_pca953x));
/* All commands but "device" require 'maxargs' arguments */
if (!c || !((argc == (c->maxargs)) ||
(((int)c->cmd == PCA953X_CMD_DEVICE) &&
(argc == (c->maxargs - 1))))) {
return CMD_RET_USAGE;
}
/* arg2 used as chip number or pin number */
if (argc > 2)
ul_arg2 = simple_strtoul(argv[2], NULL, 16);
/* arg3 used as pin or invert value */
if (argc > 3)
ul_arg3 = simple_strtoul(argv[3], NULL, 16) & 0x1;
switch ((int)c->cmd) {
#ifdef CONFIG_CMD_PCA953X_INFO
case PCA953X_CMD_INFO:
ret = pca953x_info(chip);
if (ret)
ret = CMD_RET_FAILURE;
break;
#endif
case PCA953X_CMD_DEVICE:
if (argc == 3)
chip = (uint8_t)ul_arg2;
printf("Current device address: 0x%x\n", chip);
ret = CMD_RET_SUCCESS;
break;
case PCA953X_CMD_INPUT:
ret = pca953x_set_dir(chip, (1 << ul_arg2),
PCA953X_DIR_IN << ul_arg2);
val = (pca953x_get_val(chip) & (1 << ul_arg2)) != 0;
if (ret)
ret = CMD_RET_FAILURE;
else
printf("chip 0x%02x, pin 0x%lx = %d\n", chip, ul_arg2,
val);
break;
case PCA953X_CMD_OUTPUT:
ret = pca953x_set_dir(chip, (1 << ul_arg2),
(PCA953X_DIR_OUT << ul_arg2));
if (!ret)
ret = pca953x_set_val(chip, (1 << ul_arg2),
(ul_arg3 << ul_arg2));
if (ret)
ret = CMD_RET_FAILURE;
break;
case PCA953X_CMD_INVERT:
ret = pca953x_set_pol(chip, (1 << ul_arg2),
(ul_arg3 << ul_arg2));
if (ret)
ret = CMD_RET_FAILURE;
break;
}
if (ret == CMD_RET_FAILURE)
eprintf("Error talking to chip at 0x%x\n", chip);
return ret;
}
