525 lines
22 KiB
C
525 lines
22 KiB
C
/*
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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 <arch.h>
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#include <debug.h>
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#include <mmio.h>
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#include <mt8173_def.h>
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#include <platform.h>
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#include <platform_def.h>
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#include <spm.h>
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#include <spm_hotplug.h>
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#include <spm_mcdi.h>
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/*
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* System Power Manager (SPM) is a hardware module, which controls cpu or
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* system power for different power scenarios using different firmware.
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* This driver controls the cpu power in cpu idle power saving state.
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*/
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#define WAKE_SRC_FOR_MCDI \
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(WAKE_SRC_KP | WAKE_SRC_GPT | WAKE_SRC_EINT | \
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WAKE_SRC_MD32 | WAKE_SRC_USB_CD | WAKE_SRC_USB_PDN | \
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WAKE_SRC_AFE | WAKE_SRC_THERM | WAKE_SRC_CIRQ | \
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WAKE_SRC_SYSPWREQ | WAKE_SRC_CPU_IRQ)
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#define PCM_MCDI_HANDSHAKE_SYNC 0xbeefbeef
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#define PCM_MCDI_HANDSHAKE_ACK 0xdeaddead
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#define PCM_MCDI_UPDATE_INFORM 0xabcdabcd
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#define PCM_MCDI_CKECK_DONE 0x12345678
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#define PCM_MCDI_ALL_CORE_AWAKE 0x0
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#define PCM_MCDI_OFFLOADED 0xaa55aa55
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#define PCM_MCDI_CA72_CPUTOP_PWRCTL (0x1 << 16)
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#define PCM_MCDI_CA53_CPUTOP_PWRCTL (0x1 << 17)
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#define PCM_MCDI_CA72_PWRSTA_SHIFT 16
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#define PCM_MCDI_CA53_PWRSTA_SHIFT 9
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static const unsigned int mcdi_binary[] = {
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0x1a10001f, 0x10006b04, 0x1890001f, 0x10006b6c, 0x1a40001f, 0x10006210,
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0x18d0001f, 0x10006210, 0x81002001, 0xd82001c4, 0x17c07c1f, 0xa0900402,
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0xc2401520, 0x17c07c1f, 0x81052001, 0xd8200284, 0x17c07c1f, 0x80b00402,
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0xc2401b60, 0x17c07c1f, 0x1a40001f, 0x10006230, 0x18d0001f, 0x10006230,
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0x8100a001, 0xd82003c4, 0x17c07c1f, 0xa0908402, 0xc2401520, 0x17c07c1f,
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0x8105a001, 0xd8200484, 0x17c07c1f, 0x80b08402, 0xc2401b60, 0x17c07c1f,
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0x1a40001f, 0x10006238, 0x18d0001f, 0x10006238, 0x81012001, 0xd82005c4,
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0x17c07c1f, 0xa0910402, 0xc2401520, 0x17c07c1f, 0x81062001, 0xd8200684,
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0x17c07c1f, 0x80b10402, 0xc2401b60, 0x17c07c1f, 0x1a40001f, 0x1000623c,
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0x18d0001f, 0x1000623c, 0x8101a001, 0xd82007c4, 0x17c07c1f, 0xa0918402,
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0xc2401520, 0x17c07c1f, 0x8106a001, 0xd8200884, 0x17c07c1f, 0x80b18402,
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0xc2401b60, 0x17c07c1f, 0x1a40001f, 0x10006298, 0x18d0001f, 0x10006298,
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0x81022001, 0xd82009c4, 0x17c07c1f, 0xa0920402, 0xc2401520, 0x17c07c1f,
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0x81072001, 0xd8200a84, 0x17c07c1f, 0x80b20402, 0xc2401b60, 0x17c07c1f,
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0x1a40001f, 0x1000629c, 0x18d0001f, 0x1000629c, 0x8102a001, 0xd8200bc4,
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0x17c07c1f, 0xa0928402, 0xc2401520, 0x17c07c1f, 0x8107a001, 0xd8200c84,
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0x17c07c1f, 0x80b28402, 0xc2401b60, 0x17c07c1f, 0x1a40001f, 0x100062c4,
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0x18d0001f, 0x100062c4, 0x81032001, 0xd8200dc4, 0x17c07c1f, 0xa0930402,
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0xc2401520, 0x17c07c1f, 0x81082001, 0xd8200e84, 0x17c07c1f, 0x80b30402,
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0xc2401b60, 0x17c07c1f, 0x1a40001f, 0x100062c0, 0x18d0001f, 0x100062c0,
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0x8103a001, 0xd8200fc4, 0x17c07c1f, 0xa0938402, 0xc2401520, 0x17c07c1f,
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0x8108a001, 0xd8201084, 0x17c07c1f, 0x80b38402, 0xc2401b60, 0x17c07c1f,
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0x1a40001f, 0x10006214, 0x18d0001f, 0x10006214, 0x81042001, 0xd82011c4,
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0x17c07c1f, 0xa0940402, 0xc2401520, 0x17c07c1f, 0x81092001, 0xd8201284,
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0x17c07c1f, 0x80b40402, 0xc2401b60, 0x17c07c1f, 0x1a40001f, 0x100062cc,
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0x18d0001f, 0x100062cc, 0x8104a001, 0xd82013c4, 0x17c07c1f, 0xa0948402,
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0xc2401520, 0x17c07c1f, 0x8109a001, 0xd8201484, 0x17c07c1f, 0x80b48402,
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0xc2401b60, 0x17c07c1f, 0x1900001f, 0x10006b6c, 0xe1000002, 0xf0000000,
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0x17c07c1f, 0xa8c00003, 0x00000004, 0xe2400003, 0xa8c00003, 0x00000008,
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0xe2400003, 0x1b80001f, 0x00000020, 0x88c00003, 0xffffffef, 0xe2400003,
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0x88c00003, 0xfffffffd, 0xe2400003, 0xa8c00003, 0x00000001, 0xe2400003,
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0x88c00003, 0xfffff0ff, 0xe2400003, 0x1b80001f, 0x20000080, 0x1a90001f,
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0x10001220, 0x69200009, 0x1000623c, 0xd8001964, 0x17c07c1f, 0x69200009,
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0x10006214, 0xd8001a44, 0x17c07c1f, 0xd0001ae0, 0x17c07c1f, 0x1900001f,
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0x10001220, 0x8a80000a, 0xfffffff9, 0xe100000a, 0xd0001ae0, 0x17c07c1f,
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0x1900001f, 0x10001220, 0x8a80000a, 0xff1fbfff, 0xe100000a, 0x1b80001f,
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0x20000080, 0xf0000000, 0x17c07c1f, 0x1a90001f, 0x10001220, 0x69200009,
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0x1000623c, 0xd8001ce4, 0x17c07c1f, 0x69200009, 0x10006214, 0xd8001dc4,
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0x17c07c1f, 0xd0001e60, 0x17c07c1f, 0x1900001f, 0x10001220, 0xaa80000a,
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0x00000006, 0xe100000a, 0xd0001e60, 0x17c07c1f, 0x1900001f, 0x10001220,
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0xaa80000a, 0x00e04000, 0xe100000a, 0x1b80001f, 0x20000080, 0x69200009,
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0x10006214, 0xd8001fc4, 0x17c07c1f, 0xa8c00003, 0x00000f00, 0xe2400003,
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0xd0002020, 0x17c07c1f, 0xa8c00003, 0x00003f00, 0xe2400003, 0x1b80001f,
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0x20000080, 0xa8c00003, 0x00000002, 0xe2400003, 0x88c00003, 0xfffffffe,
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0xe2400003, 0xa8c00003, 0x00000010, 0xe2400003, 0x88c00003, 0xfffffffb,
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0xe2400003, 0x88c00003, 0xfffffff7, 0xe2400003, 0xf0000000, 0x17c07c1f,
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0xe2e00036, 0xe2e0003e, 0x1b80001f, 0x00000020, 0xe2e0003c, 0xe8208000,
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0x10006244, 0x00000000, 0x1b80001f, 0x20000080, 0xe2e0007c, 0x1b80001f,
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0x20000003, 0xe2e0005c, 0xe2e0004c, 0xe2e0004d, 0xf0000000, 0x17c07c1f,
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0xe2e0004f, 0xe2e0006f, 0xe2e0002f, 0xe8208000, 0x10006244, 0x00000001,
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0x1b80001f, 0x20000080, 0xe2e0002e, 0xe2e0003e, 0xe2e0003a, 0xe2e00032,
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0x1b80001f, 0x00000020, 0x1910001f, 0x10006b6c, 0x09000004, 0x00100000,
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0x1a10001f, 0x10006b6c, 0xe2000004, 0xf0000000, 0x17c07c1f, 0xe2e00036,
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0xe2e0003e, 0x1b80001f, 0x00000020, 0xe2e0003c, 0xe2a00000, 0x1b80001f,
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0x20000080, 0xe2e0007c, 0x1b80001f, 0x20000003, 0xe2e0005c, 0xe2e0004c,
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0xe2e0004d, 0xf0000000, 0x17c07c1f, 0xe2e0004f, 0xe2e0006f, 0xe2e0002f,
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0xe2a00001, 0x1b80001f, 0x20000080, 0xe2e0002e, 0xe2e0003e, 0xe2e0003a,
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0xe2e00032, 0xf0000000, 0x17c07c1f, 0xe2e00026, 0xe2e0002e, 0x1b80001f,
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0x00000020, 0x1a00001f, 0x100062b4, 0x1910001f, 0x100062b4, 0x81322804,
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0xe2000004, 0x81202804, 0xe2000004, 0x1b80001f, 0x20000080, 0xe2e0000e,
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0xe2e0000c, 0xe2e0000d, 0xf0000000, 0x17c07c1f, 0xe2e0002d, 0x1a00001f,
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0x100062b4, 0x1910001f, 0x100062b4, 0xa1002804, 0xe2000004, 0xa1122804,
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0xe2000004, 0x1b80001f, 0x20000080, 0xe2e0002f, 0xe2e0002b, 0xe2e00023,
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0x1b80001f, 0x00000020, 0xe2e00022, 0xf0000000, 0x17c07c1f, 0x1900001f,
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0x1020020c, 0x1a10001f, 0x1020020c, 0xaa000008, 0x00000001, 0xe1000008,
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0x1910001f, 0x10006720, 0x820c9001, 0xd82030c8, 0x17c07c1f, 0x1900001f,
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0x10001220, 0x1a10001f, 0x10001220, 0xa21f0408, 0xe1000008, 0x1b80001f,
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0x20000080, 0xe2e0006d, 0xe2e0002d, 0x1a00001f, 0x100062b8, 0x1910001f,
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0x100062b8, 0xa9000004, 0x00000001, 0xe2000004, 0x1b80001f, 0x20000080,
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0xe2e0002c, 0xe2e0003c, 0xe2e0003e, 0xe2e0003a, 0xe2e00032, 0x1b80001f,
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0x00000020, 0x1900001f, 0x10006404, 0x1a10001f, 0x10006404, 0xa2168408,
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0xe1000008, 0xf0000000, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x8a000008,
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0x00003030, 0xb900010c, 0x01000001, 0xd8203bc4, 0x17c07c1f, 0x1900001f,
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0x10006404, 0x1a10001f, 0x10006404, 0x8a000008, 0x0000dfff, 0xe1000008,
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0xe2e00036, 0xe2e0003e, 0x1b80001f, 0x00000020, 0xe2e0002e, 0x1a00001f,
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0x100062b8, 0x1910001f, 0x100062b8, 0x89000004, 0x0000fffe, 0xe2000004,
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0x1b80001f, 0x20000080, 0xe2e0006e, 0xe2e0004e, 0xe2e0004c, 0xe2e0004d,
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0x1900001f, 0x10001220, 0x1a10001f, 0x10001220, 0x8a000008, 0xbfffffff,
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0xe1000008, 0x1b80001f, 0x20000080, 0x1900001f, 0x1020020c, 0x1a10001f,
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0x1020020c, 0x8a000008, 0xfffffffe, 0xe1000008, 0xf0000000, 0x17c07c1f,
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0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f,
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0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f,
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0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f,
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0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f,
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0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f,
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0x17c07c1f, 0x17c07c1f, 0x1840001f, 0x00000001, 0x11407c1f, 0xe8208000,
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0x10006b6c, 0xa0000000, 0xe8208000, 0x10006310, 0x0b160008, 0x1900001f,
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0x000f7bde, 0x1a00001f, 0x10200268, 0xe2000004, 0xe8208000, 0x10006600,
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0x00000000, 0x69200006, 0xbeefbeef, 0xd82045e4, 0x17c07c1f, 0x1910001f,
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0x10006358, 0x810b1001, 0xd80042a4, 0x17c07c1f, 0x1980001f, 0xdeaddead,
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0x69200006, 0xabcdabcd, 0xd8204384, 0x17c07c1f, 0x88900001, 0x10006814,
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0x1910001f, 0x10006400, 0x81271002, 0x1880001f, 0x10006600, 0xe0800004,
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0x1910001f, 0x10006358, 0x810b1001, 0xd8004504, 0x17c07c1f, 0x1980001f,
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0x12345678, 0x60a07c05, 0x89100002, 0x10006600, 0x80801001, 0xd8007e02,
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0x17c07c1f, 0x1890001f, 0x10006b00, 0x82090801, 0xc8800008, 0x17c07c1f,
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0x1b00001f, 0x3fffe7ff, 0x8a00000c, 0x3fffe7ff, 0xd8204228, 0x17c07c1f,
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0x1b80001f, 0xd0010000, 0x1a10001f, 0x10006720, 0x82002001, 0x82201408,
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0xd82049e8, 0x17c07c1f, 0x1a40001f, 0x10006200, 0x1a80001f, 0x1000625c,
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0xc24029a0, 0x17c07c1f, 0xa1400405, 0x1a10001f, 0x10006720, 0x8200a001,
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0x82209408, 0xd8204b88, 0x17c07c1f, 0x1a40001f, 0x10006218, 0x1a80001f,
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0x10006264, 0xc24029a0, 0x17c07c1f, 0xa1508405, 0x1a10001f, 0x10006720,
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0x82012001, 0x82211408, 0xd8204d28, 0x17c07c1f, 0x1a40001f, 0x1000621c,
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0x1a80001f, 0x1000626c, 0xc24029a0, 0x17c07c1f, 0xa1510405, 0x1a10001f,
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0x10006720, 0x8201a001, 0x82219408, 0xd8204ec8, 0x17c07c1f, 0x1a40001f,
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0x10006220, 0x1a80001f, 0x10006274, 0xc24029a0, 0x17c07c1f, 0xa1518405,
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0x1a10001f, 0x10006720, 0x82022001, 0x82221408, 0xd8205048, 0x17c07c1f,
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0x1a40001f, 0x100062a0, 0x1280041f, 0xc2402d80, 0x17c07c1f, 0xa1520405,
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0x1a10001f, 0x10006720, 0x8202a001, 0x82229408, 0xd82051c8, 0x17c07c1f,
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0x1a40001f, 0x100062a4, 0x1290841f, 0xc2402d80, 0x17c07c1f, 0xa1528405,
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0x1a10001f, 0x10006720, 0x82032001, 0x82231408, 0xd82052a8, 0x17c07c1f,
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0xa1530405, 0x1a10001f, 0x10006720, 0x8203a001, 0x82239408, 0xd8205388,
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0x17c07c1f, 0xa1538405, 0x1a10001f, 0x10006b00, 0x8108a001, 0xd8205ec4,
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0x17c07c1f, 0x1a10001f, 0x10006610, 0x8104a001, 0xb1052081, 0xb105a081,
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0xb1062081, 0xd8005984, 0x17c07c1f, 0x81042001, 0xd8205984, 0x17c07c1f,
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0x1900001f, 0x1020002c, 0x1a10001f, 0x1020002c, 0xaa000008, 0x00000010,
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0xe1000008, 0x1910001f, 0x10006720, 0x820c1001, 0xd8205668, 0x17c07c1f,
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0x1900001f, 0x10001250, 0x1a10001f, 0x10001250, 0xa2110408, 0xe1000008,
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0x1b80001f, 0x20000080, 0x1900001f, 0x10001220, 0x1a10001f, 0x10001220,
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0xa21e8408, 0xe1000008, 0x1b80001f, 0x20000080, 0x1a40001f, 0x10006208,
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0xc24024c0, 0x17c07c1f, 0x1910001f, 0x10006610, 0x81041001, 0xd8005ec4,
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0x17c07c1f, 0x1a10001f, 0x10006918, 0x8a000008, 0x00000f0f, 0xb900010c,
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0x1fffe7ff, 0xd8205ec4, 0x17c07c1f, 0x1a40001f, 0x10006208, 0xc2402280,
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0x17c07c1f, 0x1900001f, 0x10001250, 0x1a10001f, 0x10001250, 0x8a000008,
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0xfffffffb, 0xe1000008, 0x1b80001f, 0x20000080, 0x1900001f, 0x10001220,
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0x1a10001f, 0x10001220, 0x8a000008, 0xdfffffff, 0xe1000008, 0x1b80001f,
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0x20000080, 0x1900001f, 0x1020002c, 0x1a10001f, 0x1020002c, 0x8a000008,
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0xffffffef, 0xe1000008, 0x1a10001f, 0x10006b00, 0x81082001, 0xd8206144,
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0x17c07c1f, 0x1a10001f, 0x10006610, 0x81082001, 0xb108a081, 0xd8006144,
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0x17c07c1f, 0x1a10001f, 0x10006610, 0x8107a001, 0xd8206144, 0x17c07c1f,
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0x1a40001f, 0x100062b0, 0xc2402fe0, 0x17c07c1f, 0x1b80001f, 0x20000208,
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0xd8207dcc, 0x17c07c1f, 0x1910001f, 0x10006610, 0x81079001, 0xd80062e4,
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0x17c07c1f, 0x1a40001f, 0x100062b0, 0xc24035a0, 0x17c07c1f, 0x81001401,
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0xd8206664, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x81002001, 0xb1042081,
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0xb900008c, 0x1fffe7ff, 0xd8206664, 0x17c07c1f, 0x1a40001f, 0x10006200,
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0x1a80001f, 0x1000625c, 0xc24027a0, 0x17c07c1f, 0x89400005, 0xfffffffe,
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0xe8208000, 0x10006f00, 0x00000000, 0xe8208000, 0x10006b30, 0x00000000,
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0xe8208000, 0x100063e0, 0x00000001, 0x81009401, 0xd82069e4, 0x17c07c1f,
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0x1a10001f, 0x10006918, 0x8100a001, 0xb104a081, 0xb900008c, 0x01000001,
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0xd82069e4, 0x17c07c1f, 0x1a40001f, 0x10006218, 0x1a80001f, 0x10006264,
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0xc24027a0, 0x17c07c1f, 0x89400005, 0xfffffffd, 0xe8208000, 0x10006f04,
|
|
0x00000000, 0xe8208000, 0x10006b34, 0x00000000, 0xe8208000, 0x100063e0,
|
|
0x00000002, 0x81011401, 0xd8206d64, 0x17c07c1f, 0x1a10001f, 0x10006918,
|
|
0x81012001, 0xb1052081, 0xb900008c, 0x01000001, 0xd8206d64, 0x17c07c1f,
|
|
0x1a40001f, 0x1000621c, 0x1a80001f, 0x1000626c, 0xc24027a0, 0x17c07c1f,
|
|
0x89400005, 0xfffffffb, 0xe8208000, 0x10006f08, 0x00000000, 0xe8208000,
|
|
0x10006b38, 0x00000000, 0xe8208000, 0x100063e0, 0x00000004, 0x81019401,
|
|
0xd82070e4, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x8101a001, 0xb105a081,
|
|
0xb900008c, 0x01000001, 0xd82070e4, 0x17c07c1f, 0x1a40001f, 0x10006220,
|
|
0x1a80001f, 0x10006274, 0xc24027a0, 0x17c07c1f, 0x89400005, 0xfffffff7,
|
|
0xe8208000, 0x10006f0c, 0x00000000, 0xe8208000, 0x10006b3c, 0x00000000,
|
|
0xe8208000, 0x100063e0, 0x00000008, 0x1910001f, 0x10006610, 0x81079001,
|
|
0xd8207844, 0x17c07c1f, 0x81021401, 0xd82074e4, 0x17c07c1f, 0x1a10001f,
|
|
0x10006918, 0x81022001, 0xb1062081, 0xb900008c, 0x01000001, 0xd82074e4,
|
|
0x17c07c1f, 0x1a40001f, 0x100062a0, 0x1280041f, 0xc2402b20, 0x17c07c1f,
|
|
0x89400005, 0xffffffef, 0xe8208000, 0x10006f10, 0x00000000, 0xe8208000,
|
|
0x10006b40, 0x00000000, 0xe8208000, 0x100063e0, 0x00000010, 0x81029401,
|
|
0xd8207844, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x8102a001, 0xb106a081,
|
|
0xb900008c, 0x01000001, 0xd8207844, 0x17c07c1f, 0x1a40001f, 0x100062a4,
|
|
0x1290841f, 0xc2402b20, 0x17c07c1f, 0x89400005, 0xffffffdf, 0xe8208000,
|
|
0x10006f14, 0x00000000, 0xe8208000, 0x10006b44, 0x00000000, 0xe8208000,
|
|
0x100063e0, 0x00000020, 0x81031401, 0xd8207b04, 0x17c07c1f, 0x1a10001f,
|
|
0x10006918, 0x81032001, 0xb1072081, 0xb900008c, 0x01000001, 0xd8207b04,
|
|
0x17c07c1f, 0x89400005, 0xffffffbf, 0xe8208000, 0x10006f18, 0x00000000,
|
|
0xe8208000, 0x10006b48, 0x00000000, 0xe8208000, 0x100063e0, 0x00000040,
|
|
0x81039401, 0xd8207dc4, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x8103a001,
|
|
0xb107a081, 0xb900008c, 0x01000001, 0xd8207dc4, 0x17c07c1f, 0x89400005,
|
|
0xffffff7f, 0xe8208000, 0x10006f1c, 0x00000000, 0xe8208000, 0x10006b4c,
|
|
0x00000000, 0xe8208000, 0x100063e0, 0x00000080, 0xd0004220, 0x17c07c1f,
|
|
0xe8208000, 0x10006600, 0x00000000, 0x1ac0001f, 0x55aa55aa, 0x1940001f,
|
|
0xaa55aa55, 0x1b80001f, 0x00001000, 0xf0000000, 0x17c07c1f
|
|
};
|
|
|
|
static const struct pcm_desc mcdi_pcm = {
|
|
.version = "pcm_mcdi_mt8173_20151203_v6",
|
|
.base = mcdi_binary,
|
|
.size = 1019,
|
|
.sess = 2,
|
|
.replace = 0,
|
|
};
|
|
|
|
static struct pwr_ctrl mcdi_ctrl = {
|
|
.wake_src = WAKE_SRC_FOR_MCDI,
|
|
.wake_src_md32 = 0,
|
|
.wfi_op = WFI_OP_OR,
|
|
.mcusys_idle_mask = 1,
|
|
.ca7top_idle_mask = 1,
|
|
.ca15top_idle_mask = 1,
|
|
.disp_req_mask = 1,
|
|
.mfg_req_mask = 1,
|
|
.md32_req_mask = 1,
|
|
};
|
|
|
|
static const struct spm_lp_scen spm_mcdi = {
|
|
.pcmdesc = &mcdi_pcm,
|
|
.pwrctrl = &mcdi_ctrl,
|
|
};
|
|
|
|
void spm_mcdi_cpu_wake_up_event(int wake_up_event, int disable_dormant_power)
|
|
{
|
|
if (((mmio_read_32(SPM_SLEEP_CPU_WAKEUP_EVENT) & 0x1) == 1)
|
|
&& ((mmio_read_32(SPM_CLK_CON) & CC_DISABLE_DORM_PWR) == 0)) {
|
|
/* MCDI is offload? */
|
|
INFO("%s: SPM_SLEEP_CPU_WAKEUP_EVENT:%x, SPM_CLK_CON %x",
|
|
__func__, mmio_read_32(SPM_SLEEP_CPU_WAKEUP_EVENT),
|
|
mmio_read_32(SPM_CLK_CON));
|
|
return;
|
|
}
|
|
/* Inform SPM that CPU wants to program CPU_WAKEUP_EVENT and
|
|
* DISABLE_CPU_DROM */
|
|
mmio_write_32(SPM_PCM_REG_DATA_INI, PCM_MCDI_HANDSHAKE_SYNC);
|
|
mmio_write_32(SPM_PCM_PWR_IO_EN, PCM_RF_SYNC_R6);
|
|
mmio_write_32(SPM_PCM_PWR_IO_EN, 0);
|
|
|
|
/* Wait SPM's response, can't use sleep api */
|
|
while (mmio_read_32(SPM_PCM_REG6_DATA) != PCM_MCDI_HANDSHAKE_ACK)
|
|
;
|
|
|
|
if (disable_dormant_power) {
|
|
mmio_setbits_32(SPM_CLK_CON, CC_DISABLE_DORM_PWR);
|
|
while (mmio_read_32(SPM_CLK_CON) !=
|
|
(mmio_read_32(SPM_CLK_CON) | CC_DISABLE_DORM_PWR))
|
|
;
|
|
|
|
} else {
|
|
mmio_clrbits_32(SPM_CLK_CON, CC_DISABLE_DORM_PWR);
|
|
while (mmio_read_32(SPM_CLK_CON) !=
|
|
(mmio_read_32(SPM_CLK_CON) & ~CC_DISABLE_DORM_PWR))
|
|
;
|
|
}
|
|
|
|
mmio_write_32(SPM_SLEEP_CPU_WAKEUP_EVENT, wake_up_event);
|
|
|
|
while (mmio_read_32(SPM_SLEEP_CPU_WAKEUP_EVENT) != wake_up_event)
|
|
;
|
|
|
|
/* Inform SPM to see updated setting */
|
|
mmio_write_32(SPM_PCM_REG_DATA_INI, PCM_MCDI_UPDATE_INFORM);
|
|
mmio_write_32(SPM_PCM_PWR_IO_EN, PCM_RF_SYNC_R6);
|
|
mmio_write_32(SPM_PCM_PWR_IO_EN, 0);
|
|
|
|
while (mmio_read_32(SPM_PCM_REG6_DATA) != PCM_MCDI_CKECK_DONE)
|
|
;
|
|
/* END OF sequence */
|
|
|
|
mmio_write_32(SPM_PCM_REG_DATA_INI, 0x0);
|
|
mmio_write_32(SPM_PCM_PWR_IO_EN, PCM_RF_SYNC_R6);
|
|
mmio_write_32(SPM_PCM_PWR_IO_EN, 0);
|
|
}
|
|
|
|
void spm_mcdi_wakeup_all_cores(void)
|
|
{
|
|
if (is_mcdi_ready() == 0)
|
|
return;
|
|
|
|
spm_mcdi_cpu_wake_up_event(1, 1);
|
|
while (mmio_read_32(SPM_PCM_REG5_DATA) != PCM_MCDI_ALL_CORE_AWAKE)
|
|
;
|
|
spm_mcdi_cpu_wake_up_event(1, 0);
|
|
while (mmio_read_32(SPM_PCM_REG5_DATA) != PCM_MCDI_OFFLOADED)
|
|
;
|
|
|
|
spm_clean_after_wakeup();
|
|
clear_all_ready();
|
|
}
|
|
|
|
static void spm_mcdi_wfi_sel_enter(unsigned long mpidr)
|
|
{
|
|
int core_id_val = mpidr & MPIDR_CPU_MASK;
|
|
int cluster_id = (mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS;
|
|
|
|
/* SPM WFI Select by core number */
|
|
if (cluster_id) {
|
|
switch (core_id_val) {
|
|
case 0:
|
|
mmio_write_32(SPM_CA15_CPU0_IRQ_MASK, 1);
|
|
mmio_write_32(SPM_SLEEP_CA15_WFI0_EN, 1);
|
|
break;
|
|
case 1:
|
|
mmio_write_32(SPM_CA15_CPU1_IRQ_MASK, 1);
|
|
mmio_write_32(SPM_SLEEP_CA15_WFI1_EN, 1);
|
|
break;
|
|
case 2:
|
|
mmio_write_32(SPM_CA15_CPU2_IRQ_MASK, 1);
|
|
mmio_write_32(SPM_SLEEP_CA15_WFI2_EN, 1);
|
|
break;
|
|
case 3:
|
|
mmio_write_32(SPM_CA15_CPU3_IRQ_MASK, 1);
|
|
mmio_write_32(SPM_SLEEP_CA15_WFI3_EN, 1);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} else {
|
|
switch (core_id_val) {
|
|
case 0:
|
|
mmio_write_32(SPM_CA7_CPU0_IRQ_MASK, 1);
|
|
mmio_write_32(SPM_SLEEP_CA7_WFI0_EN, 1);
|
|
break;
|
|
case 1:
|
|
mmio_write_32(SPM_CA7_CPU1_IRQ_MASK, 1);
|
|
mmio_write_32(SPM_SLEEP_CA7_WFI1_EN, 1);
|
|
break;
|
|
case 2:
|
|
mmio_write_32(SPM_CA7_CPU2_IRQ_MASK, 1);
|
|
mmio_write_32(SPM_SLEEP_CA7_WFI2_EN, 1);
|
|
break;
|
|
case 3:
|
|
mmio_write_32(SPM_CA7_CPU3_IRQ_MASK, 1);
|
|
mmio_write_32(SPM_SLEEP_CA7_WFI3_EN, 1);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void spm_mcdi_wfi_sel_leave(unsigned long mpidr)
|
|
{
|
|
int core_id_val = mpidr & MPIDR_CPU_MASK;
|
|
int cluster_id = (mpidr & MPIDR_CLUSTER_MASK) >> MPIDR_AFFINITY_BITS;
|
|
|
|
/* SPM WFI Select by core number */
|
|
if (cluster_id) {
|
|
switch (core_id_val) {
|
|
case 0:
|
|
mmio_write_32(SPM_SLEEP_CA15_WFI0_EN, 0);
|
|
mmio_write_32(SPM_CA15_CPU0_IRQ_MASK, 0);
|
|
break;
|
|
case 1:
|
|
mmio_write_32(SPM_SLEEP_CA15_WFI1_EN, 0);
|
|
mmio_write_32(SPM_CA15_CPU1_IRQ_MASK, 0);
|
|
break;
|
|
case 2:
|
|
mmio_write_32(SPM_SLEEP_CA15_WFI2_EN, 0);
|
|
mmio_write_32(SPM_CA15_CPU2_IRQ_MASK, 0);
|
|
break;
|
|
case 3:
|
|
mmio_write_32(SPM_SLEEP_CA15_WFI3_EN, 0);
|
|
mmio_write_32(SPM_CA15_CPU3_IRQ_MASK, 0);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} else {
|
|
switch (core_id_val) {
|
|
case 0:
|
|
mmio_write_32(SPM_SLEEP_CA7_WFI0_EN, 0);
|
|
mmio_write_32(SPM_CA7_CPU0_IRQ_MASK, 0);
|
|
break;
|
|
case 1:
|
|
mmio_write_32(SPM_SLEEP_CA7_WFI1_EN, 0);
|
|
mmio_write_32(SPM_CA7_CPU1_IRQ_MASK, 0);
|
|
break;
|
|
case 2:
|
|
mmio_write_32(SPM_SLEEP_CA7_WFI2_EN, 0);
|
|
mmio_write_32(SPM_CA7_CPU2_IRQ_MASK, 0);
|
|
break;
|
|
case 3:
|
|
mmio_write_32(SPM_SLEEP_CA7_WFI3_EN, 0);
|
|
mmio_write_32(SPM_CA7_CPU3_IRQ_MASK, 0);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void spm_mcdi_set_cputop_pwrctrl_for_cluster_off(unsigned long mpidr)
|
|
{
|
|
unsigned long cluster_id = mpidr & MPIDR_CLUSTER_MASK;
|
|
unsigned long cpu_id = mpidr & MPIDR_CPU_MASK;
|
|
unsigned int pwr_status, shift, i, flag = 0;
|
|
|
|
pwr_status = mmio_read_32(SPM_PWR_STATUS) |
|
|
mmio_read_32(SPM_PWR_STATUS_2ND);
|
|
|
|
if (cluster_id) {
|
|
for (i = 0; i < PLATFORM_CLUSTER1_CORE_COUNT; i++) {
|
|
if (i == cpu_id)
|
|
continue;
|
|
shift = i + PCM_MCDI_CA72_PWRSTA_SHIFT;
|
|
flag |= (pwr_status & (1 << shift)) >> shift;
|
|
}
|
|
if (!flag)
|
|
mmio_setbits_32(SPM_PCM_RESERVE,
|
|
PCM_MCDI_CA72_CPUTOP_PWRCTL);
|
|
} else {
|
|
for (i = 0; i < PLATFORM_CLUSTER0_CORE_COUNT; i++) {
|
|
if (i == cpu_id)
|
|
continue;
|
|
shift = i + PCM_MCDI_CA53_PWRSTA_SHIFT;
|
|
flag |= (pwr_status & (1 << shift)) >> shift;
|
|
}
|
|
if (!flag)
|
|
mmio_setbits_32(SPM_PCM_RESERVE,
|
|
PCM_MCDI_CA53_CPUTOP_PWRCTL);
|
|
}
|
|
}
|
|
|
|
static void spm_mcdi_clear_cputop_pwrctrl_for_cluster_on(unsigned long mpidr)
|
|
{
|
|
unsigned long cluster_id = mpidr & MPIDR_CLUSTER_MASK;
|
|
|
|
if (cluster_id)
|
|
mmio_clrbits_32(SPM_PCM_RESERVE,
|
|
PCM_MCDI_CA72_CPUTOP_PWRCTL);
|
|
else
|
|
mmio_clrbits_32(SPM_PCM_RESERVE,
|
|
PCM_MCDI_CA53_CPUTOP_PWRCTL);
|
|
}
|
|
|
|
void spm_mcdi_prepare_for_mtcmos(void)
|
|
{
|
|
const struct pcm_desc *pcmdesc = spm_mcdi.pcmdesc;
|
|
struct pwr_ctrl *pwrctrl = spm_mcdi.pwrctrl;
|
|
|
|
if (is_mcdi_ready() == 0) {
|
|
if (is_hotplug_ready() == 1)
|
|
spm_clear_hotplug();
|
|
set_pwrctrl_pcm_flags(pwrctrl, 0);
|
|
spm_reset_and_init_pcm();
|
|
spm_kick_im_to_fetch(pcmdesc);
|
|
spm_set_power_control(pwrctrl);
|
|
spm_set_wakeup_event(pwrctrl);
|
|
spm_kick_pcm_to_run(pwrctrl);
|
|
set_mcdi_ready();
|
|
}
|
|
}
|
|
|
|
void spm_mcdi_prepare_for_off_state(unsigned long mpidr, unsigned int afflvl)
|
|
{
|
|
const struct pcm_desc *pcmdesc = spm_mcdi.pcmdesc;
|
|
struct pwr_ctrl *pwrctrl = spm_mcdi.pwrctrl;
|
|
|
|
spm_lock_get();
|
|
if (is_mcdi_ready() == 0) {
|
|
if (is_hotplug_ready() == 1)
|
|
spm_clear_hotplug();
|
|
set_pwrctrl_pcm_flags(pwrctrl, 0);
|
|
spm_reset_and_init_pcm();
|
|
spm_kick_im_to_fetch(pcmdesc);
|
|
spm_set_power_control(pwrctrl);
|
|
spm_set_wakeup_event(pwrctrl);
|
|
spm_kick_pcm_to_run(pwrctrl);
|
|
set_mcdi_ready();
|
|
}
|
|
spm_mcdi_wfi_sel_enter(mpidr);
|
|
if (afflvl == MPIDR_AFFLVL1)
|
|
spm_mcdi_set_cputop_pwrctrl_for_cluster_off(mpidr);
|
|
spm_lock_release();
|
|
}
|
|
|
|
void spm_mcdi_finish_for_on_state(unsigned long mpidr, unsigned int afflvl)
|
|
{
|
|
unsigned long linear_id = platform_get_core_pos(mpidr);
|
|
|
|
spm_lock_get();
|
|
spm_mcdi_clear_cputop_pwrctrl_for_cluster_on(mpidr);
|
|
spm_mcdi_wfi_sel_leave(mpidr);
|
|
mmio_write_32(SPM_PCM_SW_INT_CLEAR, (0x1 << linear_id));
|
|
spm_lock_release();
|
|
}
|