31 lines
632 B
C
31 lines
632 B
C
/*
|
|
* Copyright 2018-2020 NXP
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*
|
|
*/
|
|
|
|
#ifndef NXP_SMMU_H
|
|
#define NXP_SMMU_H
|
|
|
|
#define SMMU_SCR0 (0x0)
|
|
#define SMMU_NSCR0 (0x400)
|
|
|
|
#define SCR0_CLIENTPD_MASK 0x00000001
|
|
#define SCR0_USFCFG_MASK 0x00000400
|
|
|
|
static inline void bypass_smmu(uintptr_t smmu_base_addr)
|
|
{
|
|
uint32_t val;
|
|
|
|
val = (mmio_read_32(smmu_base_addr + SMMU_SCR0) | SCR0_CLIENTPD_MASK) &
|
|
~(SCR0_USFCFG_MASK);
|
|
mmio_write_32((smmu_base_addr + SMMU_SCR0), val);
|
|
|
|
val = (mmio_read_32(smmu_base_addr + SMMU_NSCR0) | SCR0_CLIENTPD_MASK) &
|
|
~(SCR0_USFCFG_MASK);
|
|
mmio_write_32((smmu_base_addr + SMMU_NSCR0), val);
|
|
}
|
|
|
|
#endif
|