1 /* 2 * Copyright 2015 Freescale Semiconductor, Inc. 3 * Author: Zhuoyu Zhang <Zhuoyu.Zhang@freescale.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 #include <common.h> 8 #include <asm/io.h> 9 #include <asm/arch-ls102xa/immap_ls102xa.h> 10 #include <asm/arch-ls102xa/config.h> 11 #include <linux/compiler.h> 12 #include <hwconfig.h> 13 #include <fsl_devdis.h> 14 15 void device_disable(const struct devdis_table *tbl, uint32_t num) 16 { 17 int i; 18 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; 19 20 /* 21 * Extract hwconfig from environment and disable unused device. 22 */ 23 for (i = 0; i < num; i++) { 24 if (hwconfig_sub("devdis", tbl[i].name)) 25 setbits_be32(&gur->devdisr + tbl[i].offset, 26 tbl[i].mask); 27 } 28 } 29 30