diff options
Diffstat (limited to 'board/esd/cpci2dp/cpci2dp.c')
| -rw-r--r-- | board/esd/cpci2dp/cpci2dp.c | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/board/esd/cpci2dp/cpci2dp.c b/board/esd/cpci2dp/cpci2dp.c deleted file mode 100644 index 336c551..0000000 --- a/board/esd/cpci2dp/cpci2dp.c +++ /dev/null @@ -1,172 +0,0 @@ -/* - * (C) Copyright 2005 - * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/processor.h> -#include <asm/io.h> -#include <command.h> -#include <malloc.h> - -DECLARE_GLOBAL_DATA_PTR; - -int board_early_init_f (void) -{ - unsigned long CPC0_CR0Reg; - - /* - * Setup GPIO pins - */ - CPC0_CR0Reg = mfdcr(CPC0_CR0); - mtdcr(CPC0_CR0, CPC0_CR0Reg | - ((CONFIG_SYS_EEPROM_WP | CONFIG_SYS_PB_LED | - CONFIG_SYS_SELF_RST | CONFIG_SYS_INTA_FAKE) << 5)); - - /* set output pins to high */ - out_be32((void *)GPIO0_OR, CONFIG_SYS_EEPROM_WP); - /* setup for output (LED=off) */ - out_be32((void *)GPIO0_TCR, CONFIG_SYS_EEPROM_WP | CONFIG_SYS_PB_LED); - - /* - * 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) PB0; active low; level sensitive - * IRQ 26 (EXT IRQ 1) PB1; active low; level sensitive - * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive - * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive - * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive - * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive - * IRQ 31 (EXT IRQ 6) unused - */ - 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,INT0 highest priority*/ - mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */ - - return 0; -} - -int misc_init_r (void) -{ - unsigned long CPC0_CR0Reg; - - /* adjust flash start and offset */ - gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; - gd->bd->bi_flashoffset = 0; - - /* - * Select cts (and not dsr) on uart1 - */ - CPC0_CR0Reg = mfdcr(CPC0_CR0); - mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x00001000); - - 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 CPCI2DP"); - } else { - puts(str); - } - - printf(" (Ver 1.0)"); - - putc ('\n'); - - return 0; -} - -#if defined(CONFIG_SYS_EEPROM_WREN) -/* Input: <dev_addr> I2C address of EEPROM device to enable. - * <state> -1: deliver current state - * 0: disable write - * 1: enable write - * Returns: -1: wrong device address - * 0: dis-/en- able done - * 0/1: current state if <state> was -1. - */ -int eeprom_write_enable (unsigned dev_addr, int state) { - if (CONFIG_SYS_I2C_EEPROM_ADDR != dev_addr) { - return -1; - } else { - switch (state) { - case 1: - /* Enable write access, clear bit GPIO_SINT2. */ - out_be32((void *)GPIO0_OR, - in_be32((void *)GPIO0_OR) & ~CONFIG_SYS_EEPROM_WP); - state = 0; - break; - case 0: - /* Disable write access, set bit GPIO_SINT2. */ - out_be32((void *)GPIO0_OR, - in_be32((void *)GPIO0_OR) | CONFIG_SYS_EEPROM_WP); - state = 0; - break; - default: - /* Read current status back. */ - state = (0 == (in_be32((void *)GPIO0_OR) & - CONFIG_SYS_EEPROM_WP)); - break; - } - } - return state; -} -#endif - -#if defined(CONFIG_SYS_EEPROM_WREN) -int do_eep_wren (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - int query = argc == 1; - int state = 0; - - if (query) { - /* Query write access state. */ - state = eeprom_write_enable (CONFIG_SYS_I2C_EEPROM_ADDR, -1); - if (state < 0) { - puts ("Query of write access state failed.\n"); - } else { - printf ("Write access for device 0x%0x is %sabled.\n", - CONFIG_SYS_I2C_EEPROM_ADDR, state ? "en" : "dis"); - state = 0; - } - } else { - if ('0' == argv[1][0]) { - /* Disable write access. */ - state = eeprom_write_enable (CONFIG_SYS_I2C_EEPROM_ADDR, 0); - } else { - /* Enable write access. */ - state = eeprom_write_enable (CONFIG_SYS_I2C_EEPROM_ADDR, 1); - } - if (state < 0) { - puts ("Setup of write access state failed.\n"); - } - } - - return state; -} - -U_BOOT_CMD( - eepwren, 2, 0, do_eep_wren, - "Enable / disable / query EEPROM write access", - "" -); -#endif /* #if defined(CONFIG_SYS_EEPROM_WREN) */ |