1 /* 2 * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * Redistributions of source code must retain the above copyright notice, this 8 * list of conditions and the following disclaimer. 9 * 10 * Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * Neither the name of ARM nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific 16 * prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 #include <mmio.h> 31 #include <mtk_sip_svc.h> 32 #include <mtcmos.h> 33 34 /* Authorized secure register list */ 35 enum { 36 SREG_HDMI_COLOR_EN = 0x14000904 37 }; 38 39 static const uint32_t authorized_sreg[] = { 40 SREG_HDMI_COLOR_EN 41 }; 42 43 #define authorized_sreg_cnt \ 44 (sizeof(authorized_sreg) / sizeof(authorized_sreg[0])) 45 46 uint64_t mt_sip_set_authorized_sreg(uint32_t sreg, uint32_t val) 47 { 48 uint64_t i; 49 50 for (i = 0; i < authorized_sreg_cnt; i++) { 51 if (authorized_sreg[i] == sreg) { 52 mmio_write_32(sreg, val); 53 return MTK_SIP_E_SUCCESS; 54 } 55 } 56 57 return MTK_SIP_E_INVALID_PARAM; 58 } 59 60 uint64_t mt_sip_pwr_on_mtcmos(uint32_t val) 61 { 62 uint32_t ret; 63 64 ret = mtcmos_non_cpu_ctrl(1, val); 65 if (ret) 66 return MTK_SIP_E_INVALID_PARAM; 67 else 68 return MTK_SIP_E_SUCCESS; 69 } 70 71 uint64_t mt_sip_pwr_off_mtcmos(uint32_t val) 72 { 73 uint32_t ret; 74 75 ret = mtcmos_non_cpu_ctrl(0, val); 76 if (ret) 77 return MTK_SIP_E_INVALID_PARAM; 78 else 79 return MTK_SIP_E_SUCCESS; 80 } 81 82 uint64_t mt_sip_pwr_mtcmos_support(void) 83 { 84 return MTK_SIP_E_SUCCESS; 85 } 86