58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
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/*
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* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* Neither the name of ARM nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <mmio.h>
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#include <mtk_sip_svc.h>
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/* Authorized secure register list */
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enum {
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SREG_HDMI_COLOR_EN = 0x14000904
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};
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static const uint32_t authorized_sreg[] = {
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SREG_HDMI_COLOR_EN
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};
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#define authorized_sreg_cnt \
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(sizeof(authorized_sreg) / sizeof(authorized_sreg[0]))
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uint64_t mt_sip_set_authorized_sreg(uint32_t sreg, uint32_t val)
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{
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uint64_t i;
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for (i = 0; i < authorized_sreg_cnt; i++) {
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if (authorized_sreg[i] == sreg) {
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mmio_write_32(sreg, val);
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return MTK_SIP_E_SUCCESS;
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}
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}
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return MTK_SIP_E_INVALID_PARAM;
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}
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