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Diffstat (limited to 'board/freescale/common/ns_access.c')
-rw-r--r-- | board/freescale/common/ns_access.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/board/freescale/common/ns_access.c b/board/freescale/common/ns_access.c new file mode 100644 index 0000000000..d7de9822d0 --- /dev/null +++ b/board/freescale/common/ns_access.c @@ -0,0 +1,30 @@ +/* + * Copyright 2014 Freescale Semiconductor + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/ns_access.h> + +void enable_devices_ns_access(struct csu_ns_dev *ns_dev, uint32_t num) +{ + u32 *base = (u32 *)CONFIG_SYS_FSL_CSU_ADDR; + u32 *reg; + uint32_t val; + int i; + + for (i = 0; i < num; i++) { + reg = base + ns_dev[i].ind / 2; + val = in_be32(reg); + if (ns_dev[i].ind % 2 == 0) { + val &= 0x0000ffff; + val |= ns_dev[i].val << 16; + } else { + val &= 0xffff0000; + val |= ns_dev[i].val; + } + out_be32(reg, val); + } +} |