extern void stx5206_usb_init(void)
{
unsigned long sysconf;
/* USB_HOST_SOFT_RESET: active low usb host sof reset */
// sc = sysconf_claim(SYS_CFG, 4, 1, 1, "USB");
// sysconf_write(sc, 1);
sysconf = readl(STX5206_SYSCONF_SYS_CFG04);
SET_SYSCONF_BIT(sysconf, 1, 1);
writel(sysconf, STX5206_SYSCONF_SYS_CFG04);
/* suspend_from_config: Signal to suspend USB PHY */
// sc = sysconf_claim(SYS_CFG, 10, 5, 5, "USB");
// sysconf_write(sc, 0);
sysconf = readl(STX5206_SYSCONF_SYS_CFG10);
SET_SYSCONF_BIT(sysconf, 0, 5);
writel(sysconf, STX5206_SYSCONF_SYS_CFG10);
/* usb_power_down_req: power down request for USB Host module */
// sc = sysconf_claim(SYS_CFG, 32, 4, 4, "USB");
// sysconf_write(sc, 0);
sysconf = readl(STX5206_SYSCONF_SYS_CFG32);
SET_SYSCONF_BIT(sysconf, 0, 4);
writel(sysconf, STX5206_SYSCONF_SYS_CFG32);
/* start the USB Wrapper Host Controller */
ST40_start_host_control(
USB_FLAGS_STRAP_8BIT |
USB_FLAGS_STBUS_CONFIG_THRESHOLD128);
}
extern int stx7108_usb_init(int port, int over_current, int power_ctrl)
{
#ifdef QQQ /* QQQ - DELETE */
unsigned long reg;
const unsigned char oc_pins[2] = {4, 6}; /* PIO4 */
const unsigned char power_pins[2] = {5, 7}; /* PIO4 */
if (port >= sizeof(oc_pins)) /* invalid port number ? */
return -1; /* failed to initialize! */
/* Power on the USB */
reg = readl(STX7105_SYSCONF_SYS_CFG32);
/* Power up USB host controller */
/* USBn_HC_POWER_DOWN_REQ = 0 = Powered Up */
reg &= ~(1ul<<(4+port));
/* Power up USB PHY */
/* USBn_PHY_POWER_DOWN_REQ = 0 = Powered Up */
reg &= ~(1ul<<(6+port));
writel(reg, STX7105_SYSCONF_SYS_CFG32);
if (over_current) {
/* USB overcurrent enable */
reg = readl(STX7105_SYSCONF_SYS_CFG04);
/* USB0_PRT_OVCURR_POL = 0 = Active Low */
reg &= ~(1ul<<(3+port));
/* USBn_PRT_OVCURR_IN = 0 = PIO4[oc_pins[port]] */
reg &= ~(1ul<<(5+port));
/* CFG_USBn_OVRCURR_ENABLE = 1 = OC Enabled */
reg |= 1ul<<(11+port);
writel(reg, STX7105_SYSCONF_SYS_CFG04);
/* Route USBn OC Routing via PIO4[oc_pins[port]] */
reg = readl(STX7105_SYSCONF_SYS_CFG34);
/* PIO4[oc_pins[port]] CFG34[8+oc_pins[port],oc_pins[port]] = Alternate4 */
reg &= ~(0x0101ul<<(oc_pins[port])); /* Mask=3 */
reg |= 0x0101ul<<(oc_pins[port]); /* OR=3 */
writel(reg, STX7105_SYSCONF_SYS_CFG34);
/* set PIO directionality, for OC as IN */
SET_PIO_PIN(ST40_PIO_BASE(4), oc_pins[port], STPIO_IN);
}
if (power_ctrl) {
/* Route USBn POWER Routing via PIO4[power_pins[port]] */
reg = readl(STX7105_SYSCONF_SYS_CFG34);
/* PIO4[power_pins[port]] CFG34[8+power_pins[port],power_pins[port]] = Alternate4 */
reg &= ~(0x0101ul<<(power_pins[port])); /* Mask=3 */
reg |= 0x0101ul<<(power_pins[port]); /* OR=3 */
writel(reg, STX7105_SYSCONF_SYS_CFG34);
/* set PIO directionality, for POWER as ALT_OUT */
SET_PIO_PIN(ST40_PIO_BASE(4), power_pins[port], STPIO_ALT_OUT);
}
/* start the USB Wrapper Host Controller */
ST40_start_host_control(
USB_FLAGS_STRAP_8BIT |
USB_FLAGS_STBUS_CONFIG_THRESHOLD128);
return 0;
#endif /* QQQ - DELETE */
}
extern void fli7510_usb_init(const enum fli7510_usb_ovrcur_mode ovrcur_mode)
{
unsigned long sysconf;
switch (ovrcur_mode) {
case fli7510_usb_ovrcur_disabled:
/* CONFIG_SYS_COMMS_CONFIG_1[12] = usba_enable_pad_override */
sysconf = readl(CONFIG_SYS_COMMS_CONFIG_1);
SET_SYSCONF_BIT(sysconf, 1, USBA_ENABLE_PAD_OVERRIDE);
writel(sysconf, CONFIG_SYS_COMMS_CONFIG_1);
/* CONFIG_SYS_COMMS_CONFIG_1[13] = usba_ovrcur */
sysconf = readl(CONFIG_SYS_COMMS_CONFIG_1);
SET_SYSCONF_BIT(sysconf, 1, USBA_OVRCUR);
writel(sysconf, CONFIG_SYS_COMMS_CONFIG_1);
break;
default:
/* CONFIG_SYS_COMMS_CONFIG_1[12] = usba_enable_pad_override */
sysconf = readl(CONFIG_SYS_COMMS_CONFIG_1);
SET_SYSCONF_BIT(sysconf, 0, USBA_ENABLE_PAD_OVERRIDE);
writel(sysconf, CONFIG_SYS_COMMS_CONFIG_1);
/* CONFIG_SYS_COMMS_CONFIG_1[11] = usba_ovrcur_polarity */
switch (ovrcur_mode) {
case fli7510_usb_ovrcur_active_high:
sysconf = readl(CONFIG_SYS_COMMS_CONFIG_1);
SET_SYSCONF_BIT(sysconf, 0, USBA_OVRCUR_POLARITY);
writel(sysconf, CONFIG_SYS_COMMS_CONFIG_1);
break;
case fli7510_usb_ovrcur_active_low:
sysconf = readl(CONFIG_SYS_COMMS_CONFIG_1);
SET_SYSCONF_BIT(sysconf, 1, USBA_OVRCUR_POLARITY);
writel(sysconf, CONFIG_SYS_COMMS_CONFIG_1);
break;
default:
BUG();
break;
}
break;
}
/* now route the PIOs corectly */
SET_PIO_PIN(ST40_PIO_BASE(27), 1, STPIO_IN); /* USB_A_OVRCUR */
SET_PIO_PIN(ST40_PIO_BASE(27), 2, STPIO_ALT_OUT); /* USB_A_PWREN */
/* start the USB Wrapper Host Controller */
ST40_start_host_control(
USB_FLAGS_STRAP_16BIT |
USB_FLAGS_STRAP_PLL |
USB_FLAGS_STBUS_CONFIG_THRESHOLD256);
}
extern void stx5197_usb_init(void)
{
unsigned long sysconf;
/* USB power down */
sysconf = *STX5197_HD_CONF_MON_CONFIG_CONTROL_H;
sysconf &= ~(1ul<<8); /* CFG_CTRL_H.USB_POWERDOWN_REQ = 0 [8] */
*STX5197_HD_CONF_MON_CONFIG_CONTROL_H = sysconf;
/* DDR enable for ULPI */
sysconf = *STX5197_HD_CONF_MON_CONFIG_CONTROL_M;
sysconf &= ~(1ul<<12); /* CFG_CTRL_M.ULPI_DDR_EN_I = 0 [12] */
/* 0=8-bit SDR ULPI, 1=4-bit DDR ULPI */
*STX5197_HD_CONF_MON_CONFIG_CONTROL_M = sysconf;
/* start the USB Wrapper Host Controller */
ST40_start_host_control(
USB_FLAGS_STRAP_16BIT |
USB_FLAGS_STRAP_PLL |
USB_FLAGS_STBUS_CONFIG_THRESHOLD256);
}
