/* * cpu/spc300/iomux.S * * Copyright (C) 2012 SPiDCOM Technologies * * 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 /* Skip file if not using IOMUX IP. */ #ifdef CONFIG_CHIP_FEATURE_IOMUX #include #include #include "nvram_dyn_cfg.S" .file "iomux.S" .text .arm @ This is ARM code; performs the same action as .code 32 .align 2 @ Align to word boundary; "2" means the number of bits that must be zero .globl gpio_pio_init .type gpio_pio_init, %function gpio_pio_init: /* Load IOMUX config from NVRAM. */ read_dyn_cfg r10, IOMUX_BASE, NVRAM_IOMUX_CONFIG_OFFSET, \ r0, r1, r2, r3, r4, r5, r6 /* back to my caller */ mov pc, lr #endif /* CONFIG_CHIP_FEATURE_IOMUX */