diff options
Diffstat (limited to 'qemu/roms/u-boot/board/freescale/t208xrdb/cpld.c')
-rw-r--r-- | qemu/roms/u-boot/board/freescale/t208xrdb/cpld.c | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/qemu/roms/u-boot/board/freescale/t208xrdb/cpld.c b/qemu/roms/u-boot/board/freescale/t208xrdb/cpld.c deleted file mode 100644 index 4aa126be5..000000000 --- a/qemu/roms/u-boot/board/freescale/t208xrdb/cpld.c +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Copyright 2014 Freescale Semiconductor - * - * SPDX-License-Identifier: GPL-2.0+ - * - * Freescale T2080RDB board-specific CPLD controlling supports. - */ - -#include <common.h> -#include <command.h> -#include "cpld.h" - -u8 cpld_read(unsigned int reg) -{ - void *p = (void *)CONFIG_SYS_CPLD_BASE; - - return in_8(p + reg); -} - -void cpld_write(unsigned int reg, u8 value) -{ - void *p = (void *)CONFIG_SYS_CPLD_BASE; - - out_8(p + reg, value); -} - -/* Set the boot bank to the alternate bank */ -void cpld_set_altbank(void) -{ - u8 reg = CPLD_READ(flash_csr); - - reg = (reg & ~CPLD_BANK_SEL_MASK) | CPLD_LBMAP_ALTBANK; - CPLD_WRITE(flash_csr, reg); - CPLD_WRITE(reset_ctl, CPLD_LBMAP_RESET); -} - -/* Set the boot bank to the default bank */ -void cpld_set_defbank(void) -{ - u8 reg = CPLD_READ(flash_csr); - - reg = (reg & ~CPLD_BANK_SEL_MASK) | CPLD_LBMAP_DFLTBANK; - CPLD_WRITE(flash_csr, reg); - CPLD_WRITE(reset_ctl, CPLD_LBMAP_RESET); -} - -int do_cpld(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - int rc = 0; - - if (argc <= 1) - return cmd_usage(cmdtp); - - if (strcmp(argv[1], "reset") == 0) { - if (strcmp(argv[2], "altbank") == 0) - cpld_set_altbank(); - else - cpld_set_defbank(); - } else { - rc = cmd_usage(cmdtp); - } - - return rc; -} - -U_BOOT_CMD( - cpld, CONFIG_SYS_MAXARGS, 1, do_cpld, - "Reset the board or alternate bank", - "reset: reset to default bank\n" - "cpld reset altbank: reset to alternate bank\n" -); |