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-rw-r--r--board/esd/apc405/apc405.c477
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diff --git a/board/esd/apc405/apc405.c b/board/esd/apc405/apc405.c
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+/*
+ * (C) Copyright 2005-2008
+ * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com
+ *
+ * (C) Copyright 2001-2003
+ * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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
+ */
+
+#include <common.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <command.h>
+#include <malloc.h>
+#include <flash.h>
+#include <mtd/cfi_flash.h>
+#include <asm/4xx_pci.h>
+#include <pci.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#undef FPGA_DEBUG
+
+extern void lxt971_no_sleep(void);
+
+/* fpga configuration data - gzip compressed and generated by bin2c */
+const unsigned char fpgadata[] =
+{
+#include "fpgadata.c"
+};
+
+/*
+ * include common fpga code (for esd boards)
+ */
+#include "../common/fpga.c"
+
+#ifdef CONFIG_LCD_USED
+/* logo bitmap data - gzip compressed and generated by bin2c */
+unsigned char logo_bmp[] =
+{
+#include "logo_640_480_24bpp.c"
+};
+
+/*
+ * include common lcd code (for esd boards)
+ */
+#include "../common/lcd.c"
+#include "../common/s1d13505_640_480_16bpp.h"
+#include "../common/s1d13806_640_480_16bpp.h"
+#endif /* CONFIG_LCD_USED */
+
+/*
+ * include common auto-update code (for esd boards)
+ */
+#include "../common/auto_update.h"
+
+au_image_t au_image[] = {
+ {"preinst.img", 0, -1, AU_SCRIPT},
+ {"u-boot.img", 0xfff80000, 0x00080000, AU_FIRMWARE | AU_PROTECT},
+ {"pImage", 0xfe000000, 0x00100000, AU_NOR | AU_PROTECT},
+ {"pImage.initrd", 0xfe100000, 0x00400000, AU_NOR | AU_PROTECT},
+ {"work.img", 0xfe500000, 0x01400000, AU_NOR},
+ {"data.img", 0xff900000, 0x00580000, AU_NOR},
+ {"logo.img", 0xffe80000, 0x00100000, AU_NOR | AU_PROTECT},
+ {"postinst.img", 0, 0, AU_SCRIPT},
+};
+
+int N_AU_IMAGES = (sizeof(au_image) / sizeof(au_image[0]));
+
+int board_revision(void)
+{
+ unsigned long CPC0_CR0Reg;
+ unsigned long value;
+
+ /*
+ * Get version of APC405 board from GPIO's
+ */
+
+ /* Setup GPIO pins (CS2/GPIO11, CS3/GPIO12 and CS4/GPIO13 as GPIO) */
+ CPC0_CR0Reg = mfdcr(CPC0_CR0);
+ mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x03800000);
+ out_be32((void*)GPIO0_ODR, in_be32((void*)GPIO0_ODR) & ~0x001c0000);
+ out_be32((void*)GPIO0_TCR, in_be32((void*)GPIO0_TCR) & ~0x001c0000);
+
+ /* wait some time before reading input */
+ udelay(1000);
+
+ /* get config bits */
+ value = in_be32((void*)GPIO0_IR) & 0x001c0000;
+ /*
+ * Restore GPIO settings
+ */
+ mtdcr(CPC0_CR0, CPC0_CR0Reg);
+
+ switch (value) {
+ case 0x001c0000:
+ /* CS2==1 && CS3==1 && CS4==1 -> version <= 1.2 */
+ return 2;
+ case 0x000c0000:
+ /* CS2==0 && CS3==1 && CS4==1 -> version 1.3 */
+ return 3;
+ case 0x00180000:
+ /* CS2==1 && CS3==1 && CS4==0 -> version 1.6 */
+ return 6;
+ case 0x00140000:
+ /* CS2==1 && CS3==0 && CS4==1 -> version 1.8 */
+ return 8;
+ default:
+ /* should not be reached! */
+ return 0;
+ }
+}
+
+int board_early_init_f (void)
+{
+ /*
+ * First pull fpga-prg pin low, to disable fpga logic
+ */
+ out_be32((void*)GPIO0_ODR, 0x00000000); /* no open drain pins */
+ out_be32((void*)GPIO0_TCR, CONFIG_SYS_FPGA_PRG); /* setup for output */
+ out_be32((void*)GPIO0_OR, 0); /* pull prg low */
+
+ /*
+ * IRQ 0-15 405GP internally generated; active high; level sensitive
+ * IRQ 16 405GP internally generated; active low; level sensitive
+ * IRQ 17-24 RESERVED
+ * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
+ * IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive
+ * IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive
+ * IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive
+ * IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive
+ * IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive
+ * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
+ */
+ mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
+ mtdcr(UIC0ER, 0x00000000); /* disable all ints */
+ mtdcr(UIC0CR, 0x00000000); /* set all to be non-critical*/
+ mtdcr(UIC0PR, 0xFFFFFF81); /* set int polarities */
+ mtdcr(UIC0TR, 0x10000000); /* set int trigger levels */
+ mtdcr(UIC0VCR, 0x00000001); /* set vect base=0 */
+ mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
+
+ /*
+ * EBC Configuration Register: set ready timeout to 512 ebc-clks
+ */
+ mtebc(EBC0_CFG, 0xa8400000); /* ebc always driven */
+
+ /*
+ * New boards have a single 32MB flash connected to CS0
+ * instead of two 16MB flashes on CS0+1.
+ */
+ if (board_revision() >= 8) {
+ /* disable CS1 */
+ mtebc(PB1AP, 0);
+ mtebc(PB1CR, 0);
+
+ /* resize CS0 to 32MB */
+ mtebc(PB0AP, CONFIG_SYS_EBC_PB0AP_HWREV8);
+ mtebc(PB0CR, CONFIG_SYS_EBC_PB0CR_HWREV8);
+ }
+
+ return 0;
+}
+
+int board_early_init_r(void)
+{
+ if (gd->board_type >= 8)
+ cfi_flash_num_flash_banks = 1;
+
+ return 0;
+}
+
+#define FUJI_BASE 0xf0100200
+#define LCDBL_PWM 0xa0
+#define LCDBL_PWMMIN 0xa4
+#define LCDBL_PWMMAX 0xa8
+
+int misc_init_r(void)
+{
+ u16 *fpga_mode = (u16 *)(CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL);
+ u16 *fpga_ctrl2 =(u16 *)(CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL2);
+ u8 *duart0_mcr = (u8 *)(DUART0_BA + 4);
+ u8 *duart1_mcr = (u8 *)(DUART1_BA + 4);
+ unsigned char *dst;
+ ulong len = sizeof(fpgadata);
+ int status;
+ int index;
+ int i;
+ unsigned long CPC0_CR0Reg;
+ char *str;
+ uchar *logo_addr;
+ ulong logo_size;
+ ushort minb, maxb;
+ int result;
+
+ /*
+ * Setup GPIO pins (CS6+CS7 as GPIO)
+ */
+ CPC0_CR0Reg = mfdcr(CPC0_CR0);
+ mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x00300000);
+
+ dst = malloc(CONFIG_SYS_FPGA_MAX_SIZE);
+ if (gunzip(dst, CONFIG_SYS_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) {
+ printf("GUNZIP ERROR - must RESET board to recover\n");
+ do_reset(NULL, 0, 0, NULL);
+ }
+
+ status = fpga_boot(dst, len);
+ if (status != 0) {
+ printf("\nFPGA: Booting failed ");
+ switch (status) {
+ case ERROR_FPGA_PRG_INIT_LOW:
+ printf("(Timeout: "
+ "INIT not low after asserting PROGRAM*)\n ");
+ break;
+ case ERROR_FPGA_PRG_INIT_HIGH:
+ printf("(Timeout: "
+ "INIT not high after deasserting PROGRAM*)\n ");
+ break;
+ case ERROR_FPGA_PRG_DONE:
+ printf("(Timeout: "
+ "DONE not high after programming FPGA)\n ");
+ break;
+ }
+
+ /* display infos on fpgaimage */
+ index = 15;
+ for (i = 0; i < 4; i++) {
+ len = dst[index];
+ printf("FPGA: %s\n", &(dst[index+1]));
+ index += len + 3;
+ }
+ putc('\n');
+ /* delayed reboot */
+ for (i = 20; i > 0; i--) {
+ printf("Rebooting in %2d seconds \r",i);
+ for (index = 0; index < 1000; index++)
+ udelay(1000);
+ }
+ putc('\n');
+ do_reset(NULL, 0, 0, NULL);
+ }
+
+ /* restore gpio/cs settings */
+ mtdcr(CPC0_CR0, CPC0_CR0Reg);
+
+ puts("FPGA: ");
+
+ /* display infos on fpgaimage */
+ index = 15;
+ for (i = 0; i < 4; i++) {
+ len = dst[index];
+ printf("%s ", &(dst[index + 1]));
+ index += len + 3;
+ }
+ putc('\n');
+
+ free(dst);
+
+ /*
+ * Reset FPGA via FPGA_DATA pin
+ */
+ SET_FPGA(FPGA_PRG | FPGA_CLK);
+ udelay(1000); /* wait 1ms */
+ SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);
+ udelay(1000); /* wait 1ms */
+
+ /*
+ * Write board revision in FPGA
+ */
+ out_be16(fpga_ctrl2,
+ (in_be16(fpga_ctrl2) & 0xfff0) | (gd->board_type & 0x000f));
+
+ /*
+ * Enable power on PS/2 interface (with reset)
+ */
+ out_be16(fpga_mode, in_be16(fpga_mode) | CONFIG_SYS_FPGA_CTRL_PS2_RESET);
+ for (i=0;i<100;i++)
+ udelay(1000);
+ udelay(1000);
+ out_be16(fpga_mode, in_be16(fpga_mode) & ~CONFIG_SYS_FPGA_CTRL_PS2_RESET);
+
+ /*
+ * Enable interrupts in exar duart mcr[3]
+ */
+ out_8(duart0_mcr, 0x08);
+ out_8(duart1_mcr, 0x08);
+
+ /*
+ * Init lcd interface and display logo
+ */
+ str = getenv("splashimage");
+ if (str) {
+ logo_addr = (uchar *)simple_strtoul(str, NULL, 16);
+ logo_size = CONFIG_SYS_VIDEO_LOGO_MAX_SIZE;
+ } else {
+ logo_addr = logo_bmp;
+ logo_size = sizeof(logo_bmp);
+ }
+
+ if (gd->board_type >= 6) {
+ result = lcd_init((uchar *)CONFIG_SYS_LCD_BIG_REG,
+ (uchar *)CONFIG_SYS_LCD_BIG_MEM,
+ regs_13505_640_480_16bpp,
+ sizeof(regs_13505_640_480_16bpp) /
+ sizeof(regs_13505_640_480_16bpp[0]),
+ logo_addr, logo_size);
+ if (result && str) {
+ /* retry with internal image */
+ logo_addr = logo_bmp;
+ logo_size = sizeof(logo_bmp);
+ lcd_init((uchar *)CONFIG_SYS_LCD_BIG_REG,
+ (uchar *)CONFIG_SYS_LCD_BIG_MEM,
+ regs_13505_640_480_16bpp,
+ sizeof(regs_13505_640_480_16bpp) /
+ sizeof(regs_13505_640_480_16bpp[0]),
+ logo_addr, logo_size);
+ }
+ } else {
+ result = lcd_init((uchar *)CONFIG_SYS_LCD_BIG_REG,
+ (uchar *)CONFIG_SYS_LCD_BIG_MEM,
+ regs_13806_640_480_16bpp,
+ sizeof(regs_13806_640_480_16bpp) /
+ sizeof(regs_13806_640_480_16bpp[0]),
+ logo_addr, logo_size);
+ if (result && str) {
+ /* retry with internal image */
+ logo_addr = logo_bmp;
+ logo_size = sizeof(logo_bmp);
+ lcd_init((uchar *)CONFIG_SYS_LCD_BIG_REG,
+ (uchar *)CONFIG_SYS_LCD_BIG_MEM,
+ regs_13806_640_480_16bpp,
+ sizeof(regs_13806_640_480_16bpp) /
+ sizeof(regs_13806_640_480_16bpp[0]),
+ logo_addr, logo_size);
+ }
+ }
+
+ /*
+ * Reset microcontroller and setup backlight PWM controller
+ */
+ out_be16(fpga_mode, in_be16(fpga_mode) | 0x0014);
+ for (i=0;i<10;i++)
+ udelay(1000);
+ out_be16(fpga_mode, in_be16(fpga_mode) | 0x001c);
+
+ minb = 0;
+ maxb = 0xff;
+ str = getenv("lcdbl");
+ if (str) {
+ minb = (ushort)simple_strtoul(str, &str, 16) & 0x00ff;
+ if (str && (*str=',')) {
+ str++;
+ maxb = (ushort)simple_strtoul(str, NULL, 16) & 0x00ff;
+ } else
+ minb = 0;
+
+ out_be16((u16 *)(FUJI_BASE + LCDBL_PWMMIN), minb);
+ out_be16((u16 *)(FUJI_BASE + LCDBL_PWMMAX), maxb);
+
+ printf("LCDBL: min=0x%02x, max=0x%02x\n", minb, maxb);
+ }
+ out_be16((u16 *)(FUJI_BASE + LCDBL_PWM), 0xff);
+
+ /*
+ * fix environment for field updated units
+ */
+ if (getenv("altbootcmd") == NULL) {
+ setenv("usb_load", CONFIG_SYS_USB_LOAD_COMMAND);
+ setenv("usbargs", CONFIG_SYS_USB_ARGS);
+ setenv("bootcmd", CONFIG_BOOTCOMMAND);
+ setenv("usb_self", CONFIG_SYS_USB_SELF_COMMAND);
+ setenv("bootlimit", CONFIG_SYS_BOOTLIMIT);
+ setenv("altbootcmd", CONFIG_SYS_ALT_BOOTCOMMAND);
+ saveenv();
+ }
+
+ return (0);
+}
+
+/*
+ * Check Board Identity:
+ */
+int checkboard (void)
+{
+ char str[64];
+ int i = getenv_f("serial#", str, sizeof(str));
+
+ puts ("Board: ");
+
+ if (i == -1) {
+ puts ("### No HW ID - assuming APC405");
+ } else {
+ puts(str);
+ }
+
+ gd->board_type = board_revision();
+ printf(", Rev. 1.%ld\n", gd->board_type);
+
+ return 0;
+}
+
+#ifdef CONFIG_IDE_RESET
+void ide_set_reset(int on)
+{
+ u16 *fpga_mode = (u16 *)(CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL);
+
+ /*
+ * Assert or deassert CompactFlash Reset Pin
+ */
+ if (on) {
+ out_be16(fpga_mode,
+ in_be16(fpga_mode) & ~CONFIG_SYS_FPGA_CTRL_CF_RESET);
+ } else {
+ out_be16(fpga_mode,
+ in_be16(fpga_mode) | CONFIG_SYS_FPGA_CTRL_CF_RESET);
+ }
+}
+#endif /* CONFIG_IDE_RESET */
+
+void reset_phy(void)
+{
+ /*
+ * Disable sleep mode in LXT971
+ */
+ lxt971_no_sleep();
+}
+
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT)
+int usb_board_init(void)
+{
+ return 0;
+}
+
+int usb_board_stop(void)
+{
+ unsigned short tmp;
+ int i;
+
+ /*
+ * reset PCI bus
+ * This is required to make some very old Linux OHCI driver
+ * work after U-Boot has used the OHCI controller.
+ */
+ pci_read_config_word(PCIDEVID_405GP, PCIBRDGOPT2, &tmp);
+ pci_write_config_word(PCIDEVID_405GP, PCIBRDGOPT2, (tmp | 0x1000));
+
+ for (i = 0; i < 100; i++)
+ udelay(1000);
+
+ pci_write_config_word(PCIDEVID_405GP, PCIBRDGOPT2, tmp);
+ return 0;
+}
+
+int usb_board_init_fail(void)
+{
+ usb_board_stop();
+ return 0;
+}
+#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT) */
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