- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
- mtdcr(uic0sr, 0xffffffff); /* clear all */
- mtdcr(uic0er, 0x00000000); /* disable all */
- mtdcr(uic0cr, 0x00000005); /* ATI & UIC1 crit are critical */
- mtdcr(uic0pr, 0xffffffff); /* per ref-board manual */
- mtdcr(uic0tr, 0x00000000); /* per ref-board manual */
- mtdcr(uic0vr, 0x00000000); /* int31 highest, base=0x000 */
- mtdcr(uic0sr, 0xffffffff); /* clear all */
-
- mtdcr(uic1sr, 0xffffffff); /* clear all */
- mtdcr(uic1er, 0x00000000); /* disable all */
- mtdcr(uic1cr, 0x00000000); /* all non-critical */
- mtdcr(uic1pr, 0xffffffff); /* per ref-board manual */
- mtdcr(uic1tr, 0x00000000); /* per ref-board manual */
- mtdcr(uic1vr, 0x00000000); /* int31 highest, base=0x000 */
- mtdcr(uic1sr, 0xffffffff); /* clear all */
-
- mtdcr(uic2sr, 0xffffffff); /* clear all */
- mtdcr(uic2er, 0x00000000); /* disable all */
- mtdcr(uic2cr, 0x00000000); /* all non-critical */
- mtdcr(uic2pr, 0xffffffff); /* per ref-board manual */
- mtdcr(uic2tr, 0x00000000); /* per ref-board manual */
- mtdcr(uic2vr, 0x00000000); /* int31 highest, base=0x000 */
- mtdcr(uic2sr, 0xffffffff); /* clear all */
-
- mtdcr(uic3sr, 0xffffffff); /* clear all */
- mtdcr(uic3er, 0x00000000); /* disable all */
- mtdcr(uic3cr, 0x00000000); /* all non-critical */
- mtdcr(uic3pr, 0xffffffff); /* per ref-board manual */
- mtdcr(uic3tr, 0x00000000); /* per ref-board manual */
- mtdcr(uic3vr, 0x00000000); /* int31 highest, base=0x000 */
- mtdcr(uic3sr, 0xffffffff); /* clear all */
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+ mtdcr(UIC0ER, 0x00000000); /* disable all */
+ mtdcr(UIC0CR, 0x00000005); /* ATI & UIC1 crit are critical */
+ mtdcr(UIC0PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC0TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC0VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+
+ mtdcr(UIC1SR, 0xffffffff); /* clear all */
+ mtdcr(UIC1ER, 0x00000000); /* disable all */
+ mtdcr(UIC1CR, 0x00000000); /* all non-critical */
+ mtdcr(UIC1PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC1TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC1VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC1SR, 0xffffffff); /* clear all */
+
+ mtdcr(UIC2SR, 0xffffffff); /* clear all */
+ mtdcr(UIC2ER, 0x00000000); /* disable all */
+ mtdcr(UIC2CR, 0x00000000); /* all non-critical */
+ mtdcr(UIC2PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC2TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC2VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC2SR, 0xffffffff); /* clear all */
+
+ mtdcr(UIC3SR, 0xffffffff); /* clear all */
+ mtdcr(UIC3ER, 0x00000000); /* disable all */
+ mtdcr(UIC3CR, 0x00000000); /* all non-critical */
+ mtdcr(UIC3PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC3TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC3VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC3SR, 0xffffffff); /* clear all */
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT)
+int board_usb_init(int index, enum usb_init_type init)
+{
+ struct board_bcsr *bcsr_data =
+ (struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+ u8 val;
+
+ /* Enable USB host & USB-OTG */
+ val = in_8(&bcsr_data->usb_ctrl);
+ val &= ~(BCSR_USBCTRL_OTG_RST | BCSR_USBCTRL_HOST_RST);
+ out_8(&bcsr_data->usb_ctrl, val);
+
+ /*
+ * Configure USB-STP pins as alternate and not GPIO
+ * It seems to be neccessary to configure the STP pins as GPIO
+ * input at powerup (perhaps while USB reset is asserted). So
+ * we configure those pins to their "real" function now.
+ */
+ gpio_config(16, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
+ gpio_config(19, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
+
+ return 0;
+}
+
+int usb_board_stop(void)
+{
+ struct board_bcsr *bcsr_data =
+ (struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+ u8 val;
+
+ /* Disable USB host & USB-OTG */
+ val = in_8(&bcsr_data->usb_ctrl);
+ val |= (BCSR_USBCTRL_OTG_RST | BCSR_USBCTRL_HOST_RST);
+ out_8(&bcsr_data->usb_ctrl, val);
+
+ /* Reconfigure USB-STP pins as input */
+ gpio_config(16, GPIO_IN , GPIO_SEL, GPIO_OUT_0);
+ gpio_config(19, GPIO_IN , GPIO_SEL, GPIO_OUT_0);
+
+ return 0;
+}
+
+int board_usb_cleanup(int index, enum usb_init_type init)
+{
+ return usb_board_stop();
+}
+#endif /* CONFIG_USB_OHCI_NEW && CONFIG_SYS_USB_OHCI_BOARD_INIT */
+
-/*
- * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with
- * board specific values.
- */
-u32 ddr_wrdtr(u32 default_val) {
- return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823);
-}
-
-u32 ddr_clktr(u32 default_val) {
- return (SDRAM_CLKTR_CLKP_90_DEG_ADV);
-}
-
-#if defined(CONFIG_NAND_U_BOOT)
-/*
- * NAND booting U-Boot version uses a fixed initialization, since the whole
- * I2C SPD DIMM autodetection/calibration doesn't fit into the 4k of boot
- * code.
- */
-phys_size_t initdram(int board_type)
-{
- return CONFIG_SYS_MBYTES_SDRAM << 20;
-}
-#endif
-
-/*
- * pci_target_init
- *
- * The bootstrap configuration provides default settings for the pci
- * inbound map (PIM). But the bootstrap config choices are limited and
- * may not be sufficient for a given board.
- */
-#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT)
-void pci_target_init(struct pci_controller * hose )
-{
- /*
- * Disable everything
- */
- out_le32((void *)PCIX0_PIM0SA, 0); /* disable */
- out_le32((void *)PCIX0_PIM1SA, 0); /* disable */
- out_le32((void *)PCIX0_PIM2SA, 0); /* disable */
- out_le32((void *)PCIX0_EROMBA, 0); /* disable expansion rom */
-
- /*
- * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440
- * strapping options to not support sizes such as 128/256 MB.
- */
- out_le32((void *)PCIX0_PIM0LAL, CONFIG_SYS_SDRAM_BASE);
- out_le32((void *)PCIX0_PIM0LAH, 0);
- out_le32((void *)PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1);
- out_le32((void *)PCIX0_BAR0, 0);
-
- /*
- * Program the board's subsystem id/vendor id
- */
- out_le16((void *)PCIX0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID);
- out_le16((void *)PCIX0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID);
-
- out_le16((void *)PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY);
-}
-#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */
-
- for (i = start; i <= 1; i++) {
-
- if (is_end_point(i))
- ret = ppc4xx_init_pcie_endport(i);
- else
- ret = ppc4xx_init_pcie_rootport(i);
- if (ret) {
- printf("PCIE%d: initialization as %s failed\n", i,
- is_end_point(i) ? "endpoint" : "root-complex");
- continue;
- }
-
- hose = &pcie_hose[i];
- hose->first_busno = bus;
- hose->last_busno = bus;
- hose->current_busno = bus;
-
- /* setup mem resource */
- pci_set_region(hose->regions + 0,
- CONFIG_SYS_PCIE_MEMBASE + i * CONFIG_SYS_PCIE_MEMSIZE,
- CONFIG_SYS_PCIE_MEMBASE + i * CONFIG_SYS_PCIE_MEMSIZE,
- CONFIG_SYS_PCIE_MEMSIZE,
- PCI_REGION_MEM);
- hose->region_count = 1;
- pci_register_hose(hose);
-
- if (is_end_point(i)) {
- ppc4xx_setup_pcie_endpoint(hose, i);
- /*
- * Reson for no scanning is endpoint can not generate
- * upstream configuration accesses.
- */
- } else {
- ppc4xx_setup_pcie_rootpoint(hose, i);
- env = getenv ("pciscandelay");
- if (env != NULL) {
- delay = simple_strtoul(env, NULL, 10);
- if (delay > 5)
- printf("Warning, expect noticable delay before "
- "PCIe scan due to 'pciscandelay' value!\n");
- mdelay(delay * 1000);
- }
-
- /*
- * Config access can only go down stream
- */
- hose->last_busno = pci_hose_scan(hose);
- bus = hose->last_busno + 1;
- }
- }