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https://github.com/ARM-software/arm-trusted-firmware.git
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3fa9dec43d
- Add basic platform setup - Add generic CPU helper functions - Add delay timer platform implementation - Use TI 16550 uart driver Change-Id: I1c29569c68fe9fca5e10e88a22a29690bab7141f Signed-off-by: kenny liang <kenny.liang@mediatek.com>
56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
/*
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* Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <arch.h>
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#include <assert.h>
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#include <common/debug.h>
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#include <lib/mmio.h>
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#include <mcucfg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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void disable_scu(u_register_t mpidr)
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{
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uintptr_t axi_config = 0;
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uint32_t axi_value;
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switch (mpidr & MPIDR_CLUSTER_MASK) {
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case 0x000:
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axi_config = (uintptr_t)&mt8183_mcucfg->mp0_axi_config;
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axi_value = MP0_ACINACTM;
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break;
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case 0x100:
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axi_config = (uintptr_t)&mt8183_mcucfg->mp2_axi_config;
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axi_value = MP2_ACINACTM;
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break;
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default:
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ERROR("%s: mpidr does not exist\n", __func__);
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panic();
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}
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mmio_setbits_32(axi_config, axi_value);
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}
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void enable_scu(u_register_t mpidr)
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{
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uintptr_t axi_config = 0;
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uint32_t axi_value;
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switch (mpidr & MPIDR_CLUSTER_MASK) {
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case 0x000:
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axi_config = (uintptr_t)&mt8183_mcucfg->mp0_axi_config;
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axi_value = MP0_ACINACTM;
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break;
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case 0x100:
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axi_config = (uintptr_t)&mt8183_mcucfg->mp2_axi_config;
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axi_value = MP2_ACINACTM;
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break;
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default:
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ERROR("%s: mpidr does not exist\n", __func__);
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panic();
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}
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mmio_clrbits_32(axi_config, axi_value);
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}
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