+++ /dev/null
-/*
- * (C) Copyright 2006-2009
- * Stefan Roese, DENX Software Engineering, sr@denx.de.
- *
- * (C) Copyright 2006
- * Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com
- * Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <errno.h>
-#include <libfdt.h>
-#include <fdt_support.h>
-#include <asm/ppc4xx.h>
-#include <asm/ppc4xx-gpio.h>
-#include <asm/processor.h>
-#include <asm/io.h>
-#include <asm/bitops.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#if defined(CONFIG_MTD_NOR_FLASH)
-extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
-#endif
-
-extern void __ft_board_setup(void *blob, bd_t *bd);
-ulong flash_get_size(ulong base, int banknum);
-
-static inline u32 get_async_pci_freq(void)
-{
- if (in_8((void *)(CONFIG_SYS_BCSR_BASE + 5)) &
- CONFIG_SYS_BCSR5_PCI66EN)
- return 66666666;
- else
- return 33333333;
-}
-
-int board_early_init_f(void)
-{
- u32 sdr0_cust0;
- u32 sdr0_pfc1, sdr0_pfc2;
- u32 reg;
-
- mtdcr(EBC0_CFGADDR, EBC0_CFG);
- mtdcr(EBC0_CFGDATA, 0xb8400000);
-
- /*
- * Setup the interrupt controller polarities, triggers, etc.
- */
- mtdcr(UIC0SR, 0xffffffff); /* clear all */
- mtdcr(UIC0ER, 0x00000000); /* disable all */
- mtdcr(UIC0CR, 0x00000005); /* ATI & UIC1 crit are critical */
- mtdcr(UIC0PR, 0xfffff7ff); /* 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 */
-
- /* Check and reconfigure the PCI sync clock if necessary */
- ppc4xx_pci_sync_clock_config(get_async_pci_freq());
-
- /* 50MHz tmrclk */
- out_8((u8 *) CONFIG_SYS_BCSR_BASE + 0x04, 0x00);
-
- /* clear write protects */
- out_8((u8 *) CONFIG_SYS_BCSR_BASE + 0x07, 0x00);
-
- /* enable Ethernet */
- out_8((u8 *) CONFIG_SYS_BCSR_BASE + 0x08, 0x00);
-
- /* enable USB device */
- out_8((u8 *) CONFIG_SYS_BCSR_BASE + 0x09, 0x20);
-
- /* select Ethernet (and optionally IIC1) pins */
- mfsdr(SDR0_PFC1, sdr0_pfc1);
- sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SELECT_MASK) |
- SDR0_PFC1_SELECT_CONFIG_4;
-#ifdef CONFIG_I2C_MULTI_BUS
- sdr0_pfc1 |= ((sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_IIC1_SEL);
-#endif
- /* Two UARTs, so we need 4-pin mode. Also, we want CTS/RTS mode. */
- sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_4PINS;
- sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U0ME_CTS_RTS;
- sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_CTS_RTS;
-
- mfsdr(SDR0_PFC2, sdr0_pfc2);
- sdr0_pfc2 = (sdr0_pfc2 & ~SDR0_PFC2_SELECT_MASK) |
- SDR0_PFC2_SELECT_CONFIG_4;
- mtsdr(SDR0_PFC2, sdr0_pfc2);
- mtsdr(SDR0_PFC1, sdr0_pfc1);
-
- /* PCI arbiter enabled */
- mfsdr(SDR0_PCI0, reg);
- mtsdr(SDR0_PCI0, 0x80000000 | reg);
-
- /* setup NAND FLASH */
- mfsdr(SDR0_CUST0, sdr0_cust0);
- sdr0_cust0 = SDR0_CUST0_MUX_NDFC_SEL |
- SDR0_CUST0_NDFC_ENABLE |
- SDR0_CUST0_NDFC_BW_8_BIT |
- SDR0_CUST0_NDFC_ARE_MASK |
- (0x80000000 >> (28 + CONFIG_SYS_NAND_CS));
- mtsdr(SDR0_CUST0, sdr0_cust0);
-
- return 0;
-}
-
-int misc_init_r(void)
-{
-#if defined(CONFIG_MTD_NOR_FLASH)
- uint pbcr;
- int size_val = 0;
-#endif
-#ifdef CONFIG_440EPX
- unsigned long usb2d0cr = 0;
- unsigned long usb2phy0cr, usb2h0cr = 0;
- unsigned long sdr0_pfc1;
- char *act = getenv("usbact");
-#endif
- u32 reg;
-
-#if defined(CONFIG_MTD_NOR_FLASH)
- /* Re-do flash sizing to get full correct info */
-
- /* adjust flash start and offset */
- gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
- gd->bd->bi_flashoffset = 0;
-
-#if defined(CONFIG_SYS_RAMBOOT)
- mtdcr(EBC0_CFGADDR, PB3CR);
-#else
- mtdcr(EBC0_CFGADDR, PB0CR);
-#endif
- pbcr = mfdcr(EBC0_CFGDATA);
- size_val = ffs(gd->bd->bi_flashsize) - 21;
- pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
-#if defined(CONFIG_SYS_RAMBOOT)
- mtdcr(EBC0_CFGADDR, PB3CR);
-#else
- mtdcr(EBC0_CFGADDR, PB0CR);
-#endif
- mtdcr(EBC0_CFGDATA, pbcr);
-
- /*
- * Re-check to get correct base address
- */
- flash_get_size(gd->bd->bi_flashstart, 0);
-
-#ifdef CONFIG_ENV_IS_IN_FLASH
- /* Monitor protection ON by default */
- (void)flash_protect(FLAG_PROTECT_SET,
- -CONFIG_SYS_MONITOR_LEN,
- 0xffffffff,
- &flash_info[0]);
-
- /* Env protection ON by default */
- (void)flash_protect(FLAG_PROTECT_SET,
- CONFIG_ENV_ADDR_REDUND,
- CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
- &flash_info[0]);
-#endif
-#endif /* CONFIG_MTD_NOR_FLASH */
-
- /*
- * USB suff...
- */
-#ifdef CONFIG_440EPX
- if (act == NULL || strcmp(act, "hostdev") == 0) {
- /* SDR Setting */
- mfsdr(SDR0_PFC1, sdr0_pfc1);
- mfsdr(SDR0_USB2D0CR, usb2d0cr);
- mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
- mfsdr(SDR0_USB2H0CR, usb2h0cr);
-
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_WDINT_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_16BIT_30MHZ;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PURDIS;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST;
-
- /*
- * An 8-bit/60MHz interface is the only possible alternative
- * when connecting the Device to the PHY
- */
- usb2h0cr = usb2h0cr &~SDR0_USB2H0CR_WDINT_MASK;
- usb2h0cr = usb2h0cr | SDR0_USB2H0CR_WDINT_16BIT_30MHZ;
-
- /*
- * To enable the USB 2.0 Device function
- * through the UTMI interface
- */
- usb2d0cr = usb2d0cr &~SDR0_USB2D0CR_USB2DEV_EBC_SEL_MASK;
- usb2d0cr = usb2d0cr | SDR0_USB2D0CR_USB2DEV_SELECTION;
-
- sdr0_pfc1 = sdr0_pfc1 &~SDR0_PFC1_UES_MASK;
- sdr0_pfc1 = sdr0_pfc1 | SDR0_PFC1_UES_USB2D_SEL;
-
- mtsdr(SDR0_PFC1, sdr0_pfc1);
- mtsdr(SDR0_USB2D0CR, usb2d0cr);
- mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
- mtsdr(SDR0_USB2H0CR, usb2h0cr);
-
- /*clear resets*/
- udelay (1000);
- mtsdr(SDR0_SRST1, 0x00000000);
- udelay (1000);
- mtsdr(SDR0_SRST0, 0x00000000);
-
- printf("USB: Host(int phy) Device(ext phy)\n");
-
- } else if (strcmp(act, "dev") == 0) {
- /*-------------------PATCH-------------------------------*/
- mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
-
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PURDIS;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST;
- mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
-
- udelay (1000);
- mtsdr(SDR0_SRST1, 0x672c6000);
-
- udelay (1000);
- mtsdr(SDR0_SRST0, 0x00000080);
-
- udelay (1000);
- mtsdr(SDR0_SRST1, 0x60206000);
-
- *(unsigned int *)(0xe0000350) = 0x00000001;
-
- udelay (1000);
- mtsdr(SDR0_SRST1, 0x60306000);
- /*-------------------PATCH-------------------------------*/
-
- /* SDR Setting */
- mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
- mfsdr(SDR0_USB2H0CR, usb2h0cr);
- mfsdr(SDR0_USB2D0CR, usb2d0cr);
- mfsdr(SDR0_PFC1, sdr0_pfc1);
-
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_WDINT_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_8BIT_60MHZ;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PUREN;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_DEV;
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_DEV;
-
- usb2h0cr = usb2h0cr &~SDR0_USB2H0CR_WDINT_MASK;
- usb2h0cr = usb2h0cr | SDR0_USB2H0CR_WDINT_8BIT_60MHZ;
-
- usb2d0cr = usb2d0cr &~SDR0_USB2D0CR_USB2DEV_EBC_SEL_MASK;
- usb2d0cr = usb2d0cr | SDR0_USB2D0CR_EBC_SELECTION;
-
- sdr0_pfc1 = sdr0_pfc1 &~SDR0_PFC1_UES_MASK;
- sdr0_pfc1 = sdr0_pfc1 | SDR0_PFC1_UES_EBCHR_SEL;
-
- mtsdr(SDR0_USB2H0CR, usb2h0cr);
- mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
- mtsdr(SDR0_USB2D0CR, usb2d0cr);
- mtsdr(SDR0_PFC1, sdr0_pfc1);
-
- /* clear resets */
- udelay (1000);
- mtsdr(SDR0_SRST1, 0x00000000);
- udelay (1000);
- mtsdr(SDR0_SRST0, 0x00000000);
-
- printf("USB: Device(int phy)\n");
- }
-#endif /* CONFIG_440EPX */
-
- mfsdr(SDR0_SRST1, reg); /* enable security/kasumi engines */
- reg &= ~(SDR0_SRST1_CRYP0 | SDR0_SRST1_KASU0);
- mtsdr(SDR0_SRST1, reg);
-
- /*
- * Clear PLB4A0_ACR[WRP]
- * This fix will make the MAL burst disabling patch for the Linux
- * EMAC driver obsolete.
- */
- reg = mfdcr(PLB4A0_ACR) & ~PLB4Ax_ACR_WRP_MASK;
- mtdcr(PLB4A0_ACR, reg);
-
- return 0;
-}
-
-int checkboard(void)
-{
- char buf[64];
- int i = getenv_f("serial#", buf, sizeof(buf));
- u8 rev;
- u32 clock = get_async_pci_freq();
-
-#ifdef CONFIG_440EPX
- printf("Board: Sequoia - AMCC PPC440EPx Evaluation Board");
-#else
- printf("Board: Rainier - AMCC PPC440GRx Evaluation Board");
-#endif
-
- rev = in_8((void *)(CONFIG_SYS_BCSR_BASE + 0));
- printf(", Rev. %X, PCI-Async=%d MHz", rev, clock / 1000000);
-
- if (i > 0) {
- puts(", serial# ");
- puts(buf);
- }
- putc('\n');
-
- /*
- * Reconfiguration of the PCI sync clock is already done,
- * now check again if everything is in range:
- */
- if (ppc4xx_pci_sync_clock_config(clock)) {
- printf("ERROR: PCI clocking incorrect (async=%d "
- "sync=%ld)!\n", clock, get_PCI_freq());
- }
-
- return (0);
-}
-
-#if defined(CONFIG_PCI) && defined(CONFIG_PCI_PNP)
-/*
- * Assign interrupts to PCI devices.
- */
-void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
-{
- pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, VECNUM_EIRQ2);
-}
-#endif
-
-#if defined(CONFIG_SYS_RAMBOOT)
-/*
- * On NAND-booting sequoia, we need to patch the chips select numbers
- * in the dtb (CS0 - NAND, CS3 - NOR)
- */
-int ft_board_setup(void *blob, bd_t *bd)
-{
- int rc;
- int len;
- int nodeoffset;
- struct fdt_property *prop;
- u32 *reg;
- char path[32];
-
- /* First do common fdt setup */
- __ft_board_setup(blob, bd);
-
- /* And now configure NOR chip select to 3 instead of 0 */
- strcpy(path, "/plb/opb/ebc/nor_flash@0,0");
- nodeoffset = fdt_path_offset(blob, path);
- prop = fdt_get_property_w(blob, nodeoffset, "reg", &len);
- if (prop == NULL) {
- printf("Unable to update NOR chip select for NAND booting\n");
- return -FDT_ERR_NOTFOUND;
- }
- reg = (u32 *)&prop->data[0];
- reg[0] = 3;
- rc = fdt_find_and_setprop(blob, path, "reg", reg, 3 * sizeof(u32), 1);
- if (rc) {
- printf("Unable to update property NOR mappings\n");
- return rc;
- }
-
- /* And now configure NAND chip select to 0 instead of 3 */
- strcpy(path, "/plb/opb/ebc/ndfc@3,0");
- nodeoffset = fdt_path_offset(blob, path);
- prop = fdt_get_property_w(blob, nodeoffset, "reg", &len);
- if (prop == NULL) {
- printf("Unable to update NDFC chip select for NAND booting\n");
- return len;
- }
- reg = (u32 *)&prop->data[0];
- reg[0] = 0;
- rc = fdt_find_and_setprop(blob, path, "reg", reg, 3 * sizeof(u32), 1);
- if (rc) {
- printf("Unable to update property NDFC mapping\n");
- return rc;
- }
-
- return 0;
-}
-#endif /* CONFIG_SYS_RAMBOOT */
projects / people / ms / u-boot.git / blobdiff