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-rw-r--r--roms/u-boot/board/korat/korat.c631
1 files changed, 631 insertions, 0 deletions
diff --git a/roms/u-boot/board/korat/korat.c b/roms/u-boot/board/korat/korat.c
new file mode 100644
index 00000000..8b830005
--- /dev/null
+++ b/roms/u-boot/board/korat/korat.c
@@ -0,0 +1,631 @@
+/*
+ * (C) Copyright 2007-2010
+ * Larry Johnson, lrj@acm.org
+ *
+ * (C) Copyright 2006-2007
+ * 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 <fdt_support.h>
+#include <i2c.h>
+#include <libfdt.h>
+#include <asm/ppc440.h>
+#include <asm/bitops.h>
+#include <asm/ppc4xx-gpio.h>
+#include <asm/io.h>
+#include <asm/ppc4xx-uic.h>
+#include <asm/processor.h>
+#include <asm/4xx_pci.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+ulong flash_get_size(ulong base, int banknum);
+
+#if defined(CONFIG_KORAT_PERMANENT)
+void korat_buzzer(int const on)
+{
+ if (on) {
+ out_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x05,
+ in_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x05) | 0x80);
+ } else {
+ out_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x05,
+ in_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x05) & ~0x80);
+ }
+}
+#endif
+
+int board_early_init_f(void)
+{
+ uint32_t sdr0_pfc1, sdr0_pfc2;
+ uint32_t reg;
+ int eth;
+
+#if defined(CONFIG_KORAT_PERMANENT)
+ unsigned mscount;
+
+ extern void korat_branch_absolute(uint32_t addr);
+
+ for (mscount = 0; mscount < CONFIG_SYS_KORAT_MAN_RESET_MS; ++mscount) {
+ udelay(1000);
+ if (gpio_read_in_bit(CONFIG_SYS_GPIO_RESET_PRESSED_)) {
+ /* This call does not return. */
+ korat_branch_absolute(
+ CONFIG_SYS_FLASH1_TOP - 2 * CONFIG_ENV_SECT_SIZE - 4);
+ }
+ }
+ korat_buzzer(1);
+ while (!gpio_read_in_bit(CONFIG_SYS_GPIO_RESET_PRESSED_))
+ udelay(1000);
+
+ korat_buzzer(0);
+#endif
+
+ 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 */
+
+ /*
+ * Take sim card reader and CF controller out of reset. Also enable PHY
+ * auto-detect until board-specific PHY resets are available.
+ */
+ out_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x02, 0xC0);
+
+ /* Configure the two Ethernet PHYs. For each PHY, configure for fiber
+ * if the SFP module is present, and for copper if it is not present.
+ */
+ for (eth = 0; eth < 2; ++eth) {
+ if (gpio_read_in_bit(CONFIG_SYS_GPIO_SFP0_PRESENT_ + eth)) {
+ /* SFP module not present: configure PHY for copper. */
+ /* Set PHY to autonegotate 10 MB, 100MB, or 1 GB */
+ out_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x03,
+ in_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x03) |
+ 0x06 << (4 * eth));
+ } else {
+ /* SFP module present: configure PHY for fiber and
+ enable output */
+ gpio_write_bit(CONFIG_SYS_GPIO_PHY0_FIBER_SEL + eth, 1);
+ gpio_write_bit(CONFIG_SYS_GPIO_SFP0_TX_EN_ + eth, 0);
+ }
+ }
+ /* enable Ethernet: set GPIO45 and GPIO46 to 1 */
+ gpio_write_bit(CONFIG_SYS_GPIO_PHY0_EN, 1);
+ gpio_write_bit(CONFIG_SYS_GPIO_PHY1_EN, 1);
+
+ /* Wait 1 ms, then enable Fiber signal detect to PHYs. */
+ udelay(1000);
+ out_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x03,
+ in_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x03) | 0x88);
+
+ /* 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
+ 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);
+
+ return 0;
+}
+
+/*
+ * The boot flash on CS0 normally has its write-enable pin disabled, and so will
+ * not respond to CFI commands. This routine therefore fills in the flash
+ * information for the boot flash. (The flash at CS1 operates normally.)
+ */
+ulong board_flash_get_legacy (ulong base, int banknum, flash_info_t * info)
+{
+ uint32_t addr;
+ int i;
+
+ if (1 != banknum)
+ return 0;
+
+ info->size = CONFIG_SYS_FLASH0_SIZE;
+ info->sector_count = CONFIG_SYS_FLASH0_SIZE / 0x20000;
+ info->flash_id = 0x01000000;
+ info->portwidth = 2;
+ info->chipwidth = 2;
+ info->buffer_size = 32;
+ info->erase_blk_tout = 16384;
+ info->write_tout = 2;
+ info->buffer_write_tout = 5;
+ info->vendor = 2;
+ info->cmd_reset = 0x00F0;
+ info->interface = 2;
+ info->legacy_unlock = 0;
+ info->manufacturer_id = 1;
+ info->device_id = 0x007E;
+
+#if CONFIG_SYS_FLASH0_SIZE == 0x01000000
+ info->device_id2 = 0x2101;
+#elif CONFIG_SYS_FLASH0_SIZE == 0x04000000
+ info->device_id2 = 0x2301;
+#else
+#error Unable to set device_id2 for current CONFIG_SYS_FLASH0_SIZE
+#endif
+
+ info->ext_addr = 0x0040;
+ info->cfi_version = 0x3133;
+ info->cfi_offset = 0x0055;
+ info->addr_unlock1 = 0x00000555;
+ info->addr_unlock2 = 0x000002AA;
+ info->name = "CFI conformant";
+ for (i = 0, addr = -info->size;
+ i < info->sector_count;
+ ++i, addr += 0x20000) {
+ info->start[i] = addr;
+ info->protect[i] = 0x00;
+ }
+ return 1;
+}
+
+static int man_data_read(unsigned int addr)
+{
+ /*
+ * Read an octet of data from address "addr" in the manufacturer's
+ * information serial EEPROM, or -1 on error.
+ */
+ u8 data[2];
+
+ if (0 != i2c_probe(MAN_DATA_EEPROM_ADDR) ||
+ 0 != i2c_read(MAN_DATA_EEPROM_ADDR, addr, 1, data, 1)) {
+ debug("man_data_read(0x%02X) failed\n", addr);
+ return -1;
+ }
+ debug("man_info_read(0x%02X) returned 0x%02X\n", addr, data[0]);
+ return data[0];
+}
+
+static unsigned int man_data_field_addr(unsigned int const field)
+{
+ /*
+ * The manufacturer's information serial EEPROM contains a sequence of
+ * zero-delimited fields. Return the starting address of field "field",
+ * or 0 on error.
+ */
+ unsigned addr, i;
+
+ if (0 == field || 'A' != man_data_read(0) || '\0' != man_data_read(1))
+ /* Only format "A" is currently supported */
+ return 0;
+
+ for (addr = 2, i = 1; i < field && addr < 256; ++addr) {
+ if ('\0' == man_data_read(addr))
+ ++i;
+ }
+ return (addr < 256) ? addr : 0;
+}
+
+static char *man_data_read_field(char s[], unsigned const field,
+ unsigned const length)
+{
+ /*
+ * Place the null-terminated contents of field "field" of length
+ * "length" from the manufacturer's information serial EEPROM into
+ * string "s[length + 1]" and return a pointer to s, or return 0 on
+ * error. In either case the original contents of s[] is not preserved.
+ */
+ unsigned addr, i;
+
+ addr = man_data_field_addr(field);
+ if (0 == addr || addr + length >= 255)
+ return 0;
+
+ for (i = 0; i < length; ++i) {
+ int const c = man_data_read(addr++);
+
+ if (c <= 0)
+ return 0;
+
+ s[i] = (char)c;
+ }
+ if (0 != man_data_read(addr))
+ return 0;
+
+ s[i] = '\0';
+ return s;
+}
+
+static void set_serial_number(void)
+{
+ /*
+ * If the environmental variable "serial#" is not set, try to set it
+ * from the manufacturer's information serial EEPROM.
+ */
+ char s[MAN_INFO_LENGTH + MAN_MAC_ADDR_LENGTH + 2];
+
+ if (getenv("serial#"))
+ return;
+
+ if (!man_data_read_field(s, MAN_INFO_FIELD, MAN_INFO_LENGTH))
+ return;
+
+ s[MAN_INFO_LENGTH] = '-';
+ if (!man_data_read_field(s + MAN_INFO_LENGTH + 1, MAN_MAC_ADDR_FIELD,
+ MAN_MAC_ADDR_LENGTH))
+ return;
+
+ setenv("serial#", s);
+}
+
+static void set_mac_addresses(void)
+{
+ /*
+ * If the environmental variables "ethaddr" and/or "eth1addr" are not
+ * set, try to set them from the manufacturer's information serial
+ * EEPROM.
+ */
+
+#if MAN_MAC_ADDR_LENGTH % 2 != 0
+#error MAN_MAC_ADDR_LENGTH must be an even number
+#endif
+
+ char s[(3 * MAN_MAC_ADDR_LENGTH) / 2];
+ char *src;
+ char *dst;
+
+ if (0 != getenv("ethaddr") && 0 != getenv("eth1addr"))
+ return;
+
+ if (0 == man_data_read_field(s + (MAN_MAC_ADDR_LENGTH / 2) - 1,
+ MAN_MAC_ADDR_FIELD, MAN_MAC_ADDR_LENGTH))
+ return;
+
+ for (src = s + (MAN_MAC_ADDR_LENGTH / 2) - 1, dst = s; src != dst;) {
+ *dst++ = *src++;
+ *dst++ = *src++;
+ *dst++ = ':';
+ }
+ if (0 == getenv("ethaddr"))
+ setenv("ethaddr", s);
+
+ if (0 == getenv("eth1addr")) {
+ ++s[((3 * MAN_MAC_ADDR_LENGTH) / 2) - 2];
+ setenv("eth1addr", s);
+ }
+}
+
+int misc_init_r(void)
+{
+ uint32_t pbcr;
+ int size_val;
+ uint32_t reg;
+ unsigned long usb2d0cr = 0;
+ unsigned long usb2phy0cr, usb2h0cr = 0;
+ unsigned long sdr0_pfc1;
+ uint32_t const flash1_size = gd->bd->bi_flashsize - CONFIG_SYS_FLASH0_SIZE;
+ char const *const act = getenv("usbact");
+ char const *const usbcf = getenv("korat_usbcf");
+
+ /*
+ * Re-do FLASH1 sizing and adjust flash start and offset.
+ */
+ gd->bd->bi_flashstart = CONFIG_SYS_FLASH1_TOP - flash1_size;
+ gd->bd->bi_flashoffset = 0;
+
+ mtdcr(EBC0_CFGADDR, PB1CR);
+ pbcr = mfdcr(EBC0_CFGDATA);
+ size_val = ffs(flash1_size) - 21;
+ pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
+ mtdcr(EBC0_CFGADDR, PB1CR);
+ mtdcr(EBC0_CFGDATA, pbcr);
+
+ /*
+ * Re-check to get correct base address
+ */
+ flash_get_size(gd->bd->bi_flashstart, 0);
+
+ /*
+ * Re-do FLASH1 sizing and adjust flash offset to reserve space for
+ * environment
+ */
+ gd->bd->bi_flashoffset =
+ CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - CONFIG_SYS_FLASH1_ADDR;
+
+ mtdcr(EBC0_CFGADDR, PB1CR);
+ pbcr = mfdcr(EBC0_CFGDATA);
+ size_val = ffs(gd->bd->bi_flashsize - CONFIG_SYS_FLASH0_SIZE) - 21;
+ pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
+ mtdcr(EBC0_CFGADDR, PB1CR);
+ mtdcr(EBC0_CFGDATA, pbcr);
+
+ /* Monitor protection ON by default */
+#if defined(CONFIG_KORAT_PERMANENT)
+ (void)flash_protect(FLAG_PROTECT_SET, CONFIG_SYS_MONITOR_BASE,
+ CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN - 1,
+ flash_info + 1);
+#else
+ (void)flash_protect(FLAG_PROTECT_SET, CONFIG_SYS_MONITOR_BASE,
+ CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN - 1,
+ flash_info);
+#endif
+ /* Env protection ON by default */
+ (void)flash_protect(FLAG_PROTECT_SET, CONFIG_ENV_ADDR,
+ CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1,
+ flash_info);
+ (void)flash_protect(FLAG_PROTECT_SET, CONFIG_ENV_ADDR_REDUND,
+ CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1,
+ flash_info);
+
+ /*
+ * USB suff...
+ */
+ /*
+ * Select the USB controller on the 440EPx ("ppc") or on the PCI bus
+ * ("pci") for the CompactFlash.
+ */
+ if (usbcf != NULL && (strcmp(usbcf, "ppc") == 0)) {
+ /*
+ * If environment variable "usbcf" is defined and set to "ppc",
+ * then connect the CompactFlash controller to the PowerPC USB
+ * port.
+ */
+ printf("Attaching CompactFlash controller to PPC USB\n");
+ out_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x02,
+ in_8((u8 *) CONFIG_SYS_CPLD_BASE + 0x02) | 0x10);
+ } else {
+ if (usbcf != NULL && (strcmp(usbcf, "pci") != 0))
+ printf("Warning: \"korat_usbcf\" is not set to a legal "
+ "value (\"ppc\" or \"pci\")\n");
+
+ printf("Attaching CompactFlash controller to PCI USB\n");
+ }
+ 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");
+ }
+
+ 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);
+
+ set_serial_number();
+ set_mac_addresses();
+ gpio_write_bit(CONFIG_SYS_GPIO_ATMEGA_RESET_, 1);
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ char const *const s = getenv("serial#");
+ u8 const rev = in_8((u8 *) CONFIG_SYS_CPLD_BASE + 0);
+
+ printf("Board: Korat, Rev. %X", rev);
+ if (s)
+ printf(", serial# %s", s);
+
+ printf(".\n Ethernet PHY 0: ");
+ if (gpio_read_out_bit(CONFIG_SYS_GPIO_PHY0_FIBER_SEL))
+ printf("fiber");
+ else
+ printf("copper");
+
+ printf(", PHY 1: ");
+ if (gpio_read_out_bit(CONFIG_SYS_GPIO_PHY1_FIBER_SEL))
+ printf("fiber");
+ else
+ printf("copper");
+
+ printf(".\n");
+#if defined(CONFIG_KORAT_PERMANENT)
+ printf(" Executing permanent copy of U-Boot.\n");
+#endif
+ 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
+
+/*
+ * 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)
+{
+ /* First do 440EP(x) common setup */
+ __pci_target_init(hose);
+
+ /*
+ * Set up Configuration registers for on-board NEC uPD720101 USB
+ * controller.
+ */
+ pci_write_config_dword(PCI_BDF(0x0, 0xC, 0x0), 0xE4, 0x00000020);
+}
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ u32 val[4];
+ int rc;
+
+ ft_cpu_setup(blob, bd);
+
+ /* Fixup NOR mapping */
+ val[0] = 1; /* chip select number */
+ val[1] = 0; /* always 0 */
+ val[2] = gd->bd->bi_flashstart;
+ val[3] = gd->bd->bi_flashsize - CONFIG_SYS_FLASH0_SIZE;
+ rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges",
+ val, sizeof(val), 1);
+ if (rc)
+ printf("Unable to update property NOR mapping, err=%s\n",
+ fdt_strerror(rc));
+}
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-17 14:25:51 +0000