| /* |
| * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * Neither the name of ARM nor the names of its contributors may be used |
| * to endorse or promote products derived from this software without specific |
| * prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #include <arch.h> |
| #include <debug.h> |
| #include <mmio.h> |
| #include <mt8173_def.h> |
| #include <platform.h> |
| #include <platform_def.h> |
| #include <spm.h> |
| #include <spm_hotplug.h> |
| #include <spm_mcdi.h> |
| |
| /* |
| * System Power Manager (SPM) is a hardware module, which controls cpu or |
| * system power for different power scenarios using different firmware. |
| * This driver controls the cpu power in cpu idle power saving state. |
| */ |
| |
| #define WAKE_SRC_FOR_MCDI \ |
| (WAKE_SRC_KP | WAKE_SRC_GPT | WAKE_SRC_EINT | \ |
| WAKE_SRC_MD32 | WAKE_SRC_USB_CD | WAKE_SRC_USB_PDN | \ |
| WAKE_SRC_AFE | WAKE_SRC_THERM | WAKE_SRC_CIRQ | \ |
| WAKE_SRC_SYSPWREQ | WAKE_SRC_CPU_IRQ) |
| #define PCM_MCDI_HANDSHAKE_SYNC 0xbeefbeef |
| #define PCM_MCDI_HANDSHAKE_ACK 0xdeaddead |
| #define PCM_MCDI_UPDATE_INFORM 0xabcdabcd |
| #define PCM_MCDI_CKECK_DONE 0x12345678 |
| #define PCM_MCDI_ALL_CORE_AWAKE 0x0 |
| #define PCM_MCDI_OFFLOADED 0xaa55aa55 |
| #define PCM_MCDI_CA72_CPUTOP_PWRCTL (0x1 << 16) |
| #define PCM_MCDI_CA53_CPUTOP_PWRCTL (0x1 << 17) |
| #define PCM_MCDI_CA72_PWRSTA_SHIFT 16 |
| #define PCM_MCDI_CA53_PWRSTA_SHIFT 9 |
| |
| static const unsigned int mcdi_binary[] = { |
| 0x1a10001f, 0x10006b04, 0x1890001f, 0x10006b6c, 0x1a40001f, 0x10006210, |
| 0x18d0001f, 0x10006210, 0x81002001, 0xd82001c4, 0x17c07c1f, 0xa0900402, |
| 0xc2401540, 0x17c07c1f, 0x81052001, 0xd8200284, 0x17c07c1f, 0xa0950402, |
| 0xc2401b80, 0x17c07c1f, 0x1a40001f, 0x10006230, 0x18d0001f, 0x10006230, |
| 0x8100a001, 0xd82003c4, 0x17c07c1f, 0xa0908402, 0xc2401540, 0x17c07c1f, |
| 0x8105a001, 0xd8200484, 0x17c07c1f, 0xa0958402, 0xc2401b80, 0x17c07c1f, |
| 0x1a40001f, 0x10006238, 0x18d0001f, 0x10006238, 0x81012001, 0xd82005c4, |
| 0x17c07c1f, 0xa0910402, 0xc2401540, 0x17c07c1f, 0x81062001, 0xd8200684, |
| 0x17c07c1f, 0xa0960402, 0xc2401b80, 0x17c07c1f, 0x1a40001f, 0x1000623c, |
| 0x18d0001f, 0x1000623c, 0x8101a001, 0xd82007c4, 0x17c07c1f, 0xa0918402, |
| 0xc2401540, 0x17c07c1f, 0x8106a001, 0xd8200884, 0x17c07c1f, 0xa0968402, |
| 0xc2401b80, 0x17c07c1f, 0x1a40001f, 0x10006298, 0x18d0001f, 0x10006298, |
| 0x81022001, 0xd82009c4, 0x17c07c1f, 0xa0920402, 0xc2401540, 0x17c07c1f, |
| 0x81072001, 0xd8200a84, 0x17c07c1f, 0xa0970402, 0xc2401b80, 0x17c07c1f, |
| 0x1a40001f, 0x1000629c, 0x18d0001f, 0x1000629c, 0x8102a001, 0xd8200bc4, |
| 0x17c07c1f, 0xa0928402, 0xc2401540, 0x17c07c1f, 0x8107a001, 0xd8200c84, |
| 0x17c07c1f, 0xa0978402, 0xc2401b80, 0x17c07c1f, 0x1a40001f, 0x100062c4, |
| 0x18d0001f, 0x100062c4, 0x81032001, 0xd8200dc4, 0x17c07c1f, 0xa0930402, |
| 0xc2401540, 0x17c07c1f, 0x81082001, 0xd8200e84, 0x17c07c1f, 0xa0980402, |
| 0xc2401b80, 0x17c07c1f, 0x1a40001f, 0x100062c0, 0x18d0001f, 0x100062c0, |
| 0x8103a001, 0xd8200fc4, 0x17c07c1f, 0xa0938402, 0xc2401540, 0x17c07c1f, |
| 0x8108a001, 0xd8201084, 0x17c07c1f, 0xa0988402, 0xc2401b80, 0x17c07c1f, |
| 0x1a40001f, 0x10006214, 0x18d0001f, 0x10006214, 0x81042001, 0xd82011c4, |
| 0x17c07c1f, 0xa0940402, 0xc2401540, 0x17c07c1f, 0x81092001, 0xd8201284, |
| 0x17c07c1f, 0xa0990402, 0xc2401b80, 0x17c07c1f, 0x1a40001f, 0x100062cc, |
| 0x18d0001f, 0x100062cc, 0x8104a001, 0xd82013c4, 0x17c07c1f, 0xa0948402, |
| 0xc2401540, 0x17c07c1f, 0x8109a001, 0xd8201484, 0x17c07c1f, 0xa0998402, |
| 0xc2401b80, 0x17c07c1f, 0x1900001f, 0x10006b6c, 0x80802002, 0xe1000002, |
| 0xf0000000, 0x17c07c1f, 0xa8c00003, 0x00000004, 0xe2400003, 0xa8c00003, |
| 0x00000008, 0xe2400003, 0x1b80001f, 0x00000020, 0x88c00003, 0xffffffef, |
| 0xe2400003, 0x88c00003, 0xfffffffd, 0xe2400003, 0xa8c00003, 0x00000001, |
| 0xe2400003, 0x88c00003, 0xfffff0ff, 0xe2400003, 0x1b80001f, 0x20000080, |
| 0x1a90001f, 0x10001220, 0x69200009, 0x1000623c, 0xd8001984, 0x17c07c1f, |
| 0x69200009, 0x10006214, 0xd8001a64, 0x17c07c1f, 0xd0001b00, 0x17c07c1f, |
| 0x1900001f, 0x10001220, 0x8a80000a, 0xfffffff9, 0xe100000a, 0xd0001b00, |
| 0x17c07c1f, 0x1900001f, 0x10001220, 0x8a80000a, 0xff1fbfff, 0xe100000a, |
| 0x1b80001f, 0x20000080, 0xf0000000, 0x17c07c1f, 0x1a90001f, 0x10001220, |
| 0x69200009, 0x1000623c, 0xd8001d04, 0x17c07c1f, 0x69200009, 0x10006214, |
| 0xd8001de4, 0x17c07c1f, 0xd0001e80, 0x17c07c1f, 0x1900001f, 0x10001220, |
| 0xaa80000a, 0x00000006, 0xe100000a, 0xd0001e80, 0x17c07c1f, 0x1900001f, |
| 0x10001220, 0xaa80000a, 0x00e04000, 0xe100000a, 0x1b80001f, 0x20000080, |
| 0x69200009, 0x10006214, 0xd8001fe4, 0x17c07c1f, 0xa8c00003, 0x00000f00, |
| 0xe2400003, 0xd0002040, 0x17c07c1f, 0xa8c00003, 0x00003f00, 0xe2400003, |
| 0x1b80001f, 0x20000080, 0xa8c00003, 0x00000002, 0xe2400003, 0x88c00003, |
| 0xfffffffe, 0xe2400003, 0xa8c00003, 0x00000010, 0xe2400003, 0x88c00003, |
| 0xfffffffb, 0xe2400003, 0x88c00003, 0xfffffff7, 0xe2400003, 0xf0000000, |
| 0x17c07c1f, 0xe2e00036, 0xe2e0003e, 0x1b80001f, 0x00000020, 0xe2e0003c, |
| 0xe8208000, 0x10006244, 0x00000000, 0x1b80001f, 0x20000080, 0xe2e0007c, |
| 0x1b80001f, 0x20000003, 0xe2e0005c, 0xe2e0004c, 0xe2e0004d, 0xf0000000, |
| 0x17c07c1f, 0xe2e0004f, 0xe2e0006f, 0xe2e0002f, 0xe8208000, 0x10006244, |
| 0x00000001, 0x1b80001f, 0x20000080, 0xe2e0002e, 0xe2e0003e, 0xe2e0003a, |
| 0xe2e00032, 0x1b80001f, 0x00000020, 0xf0000000, 0x17c07c1f, 0xe2e00036, |
| 0xe2e0003e, 0x1b80001f, 0x00000020, 0xe2e0003c, 0xe2a00000, 0x1b80001f, |
| 0x20000080, 0xe2e0007c, 0x1b80001f, 0x20000003, 0xe2e0005c, 0xe2e0004c, |
| 0xe2e0004d, 0xf0000000, 0x17c07c1f, 0xe2e0004f, 0xe2e0006f, 0xe2e0002f, |
| 0xe2a00001, 0x1b80001f, 0x20000080, 0xe2e0002e, 0xe2e0003e, 0xe2e0003a, |
| 0xe2e00032, 0xf0000000, 0x17c07c1f, 0xe2e00026, 0xe2e0002e, 0x1b80001f, |
| 0x00000020, 0x1a00001f, 0x100062b4, 0x1910001f, 0x100062b4, 0x81322804, |
| 0xe2000004, 0x81202804, 0xe2000004, 0x1b80001f, 0x20000080, 0xe2e0000e, |
| 0xe2e0000c, 0xe2e0000d, 0xf0000000, 0x17c07c1f, 0xe2e0002d, 0x1a00001f, |
| 0x100062b4, 0x1910001f, 0x100062b4, 0xa1002804, 0xe2000004, 0xa1122804, |
| 0xe2000004, 0x1b80001f, 0x20000080, 0xe2e0002f, 0xe2e0002b, 0xe2e00023, |
| 0x1b80001f, 0x00000020, 0xe2e00022, 0xf0000000, 0x17c07c1f, 0x1910001f, |
| 0x1000660c, 0x1a10001f, 0x10006610, 0xa2002004, 0x89000008, 0x00030000, |
| 0xd80036c4, 0x17c07c1f, 0x8207a001, 0xd82036c8, 0x17c07c1f, 0x1900001f, |
| 0x1020020c, 0x1a10001f, 0x1020020c, 0xaa000008, 0x00000001, 0xe1000008, |
| 0x1910001f, 0x1020020c, 0x81001001, 0xd8203184, 0x17c07c1f, 0x1910001f, |
| 0x10006720, 0x820c9001, 0xd8203228, 0x17c07c1f, 0x1900001f, 0x10001220, |
| 0x1a10001f, 0x10001220, 0xa21f0408, 0xe1000008, 0x1b80001f, 0x20000080, |
| 0xe2e0006d, 0xe2e0002d, 0x1a00001f, 0x100062b8, 0x1910001f, 0x100062b8, |
| 0xa9000004, 0x00000001, 0xe2000004, 0x1b80001f, 0x20000080, 0xe2e0002c, |
| 0xe2e0003c, 0xe2e0003e, 0xe2e0003a, 0xe2e00032, 0x1b80001f, 0x00000020, |
| 0x1900001f, 0x10006404, 0x1a10001f, 0x10006404, 0xa2168408, 0xe1000008, |
| 0xf0000000, 0x17c07c1f, 0x1a10001f, 0x10006610, 0x8207a001, 0xd8003e68, |
| 0x17c07c1f, 0x1a10001f, 0x10006918, 0x8a000008, 0x00003030, 0xb900010c, |
| 0x01000001, 0xd8203e64, 0x17c07c1f, 0x1900001f, 0x10006404, 0x1a10001f, |
| 0x10006404, 0x8a000008, 0x0000dfff, 0xe1000008, 0xe2e00036, 0xe2e0003e, |
| 0x1b80001f, 0x00000020, 0xe2e0002e, 0x1a00001f, 0x100062b8, 0x1910001f, |
| 0x100062b8, 0x89000004, 0x0000fffe, 0xe2000004, 0x1b80001f, 0x20000080, |
| 0xe2e0006e, 0xe2e0004e, 0xe2e0004c, 0xe2e0004d, 0x1900001f, 0x10001220, |
| 0x1a10001f, 0x10001220, 0x8a000008, 0xbfffffff, 0xe1000008, 0x1b80001f, |
| 0x20000080, 0x1900001f, 0x1020020c, 0x1a10001f, 0x1020020c, 0x8a000008, |
| 0xfffffffe, 0xe1000008, 0x1910001f, 0x1020020c, 0x81001001, 0xd8003dc4, |
| 0x17c07c1f, 0xf0000000, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, |
| 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, 0x17c07c1f, |
| 0x17c07c1f, 0x17c07c1f, 0x1840001f, 0x00000001, 0x11407c1f, 0xe8208000, |
| 0x10006310, 0x0b160008, 0x1900001f, 0x000f7bde, 0x1a00001f, 0x10200268, |
| 0xe2000004, 0xe8208000, 0x10006600, 0x00000000, 0x69200006, 0xbeefbeef, |
| 0xd8204584, 0x17c07c1f, 0x1910001f, 0x10006358, 0x810b1001, 0xd8004244, |
| 0x17c07c1f, 0x1980001f, 0xdeaddead, 0x69200006, 0xabcdabcd, 0xd8204324, |
| 0x17c07c1f, 0x88900001, 0x10006814, 0x1910001f, 0x10006400, 0x81271002, |
| 0x1880001f, 0x10006600, 0xe0800004, 0x1910001f, 0x10006358, 0x810b1001, |
| 0xd80044a4, 0x17c07c1f, 0x1980001f, 0x12345678, 0x60a07c05, 0x89100002, |
| 0x10006600, 0x80801001, 0xd8007bc2, 0x17c07c1f, 0x1890001f, 0x10006b00, |
| 0x82090801, 0xc8800008, 0x17c07c1f, 0x1b00001f, 0x3fffe7ff, 0x8a00000c, |
| 0x3fffe7ff, 0xd82041c8, 0x17c07c1f, 0x1b80001f, 0xd0010000, 0x1a10001f, |
| 0x10006720, 0x82002001, 0x82201408, 0xd8204988, 0x17c07c1f, 0x1a40001f, |
| 0x10006200, 0x1a80001f, 0x1000625c, 0xc24028e0, 0x17c07c1f, 0xa1400405, |
| 0x1a10001f, 0x10006720, 0x8200a001, 0x82209408, 0xd8204b28, 0x17c07c1f, |
| 0x1a40001f, 0x10006218, 0x1a80001f, 0x10006264, 0xc24028e0, 0x17c07c1f, |
| 0xa1508405, 0x1a10001f, 0x10006720, 0x82012001, 0x82211408, 0xd8204cc8, |
| 0x17c07c1f, 0x1a40001f, 0x1000621c, 0x1a80001f, 0x1000626c, 0xc24028e0, |
| 0x17c07c1f, 0xa1510405, 0x1a10001f, 0x10006720, 0x8201a001, 0x82219408, |
| 0xd8204e68, 0x17c07c1f, 0x1a40001f, 0x10006220, 0x1a80001f, 0x10006274, |
| 0xc24028e0, 0x17c07c1f, 0xa1518405, 0x1a10001f, 0x10006720, 0x82022001, |
| 0x82221408, 0xd8204fe8, 0x17c07c1f, 0x1a40001f, 0x100062a0, 0x1280041f, |
| 0xc2402cc0, 0x17c07c1f, 0xa1520405, 0x1a10001f, 0x10006720, 0x8202a001, |
| 0x82229408, 0xd8205168, 0x17c07c1f, 0x1a40001f, 0x100062a4, 0x1290841f, |
| 0xc2402cc0, 0x17c07c1f, 0xa1528405, 0x1a10001f, 0x10006720, 0x82032001, |
| 0x82231408, 0xd8205248, 0x17c07c1f, 0xa1530405, 0x1a10001f, 0x10006720, |
| 0x8203a001, 0x82239408, 0xd8205328, 0x17c07c1f, 0xa1538405, 0x1a10001f, |
| 0x10006b00, 0x8108a001, 0xd8205e84, 0x17c07c1f, 0x1910001f, 0x1000660c, |
| 0x1a10001f, 0x10006610, 0xa2002004, 0x89000008, 0x00001e00, 0xd8005944, |
| 0x17c07c1f, 0x82042001, 0xd8205948, 0x17c07c1f, 0x1900001f, 0x1020002c, |
| 0x1a10001f, 0x1020002c, 0xaa000008, 0x00000010, 0xe1000008, 0x1910001f, |
| 0x10006720, 0x820c1001, 0xd8205628, 0x17c07c1f, 0x1900001f, 0x10001250, |
| 0x1a10001f, 0x10001250, 0xa2110408, 0xe1000008, 0x1b80001f, 0x20000080, |
| 0x1900001f, 0x10001220, 0x1a10001f, 0x10001220, 0xa21e8408, 0xe1000008, |
| 0x1b80001f, 0x20000080, 0x1a40001f, 0x10006208, 0xc24024e0, 0x17c07c1f, |
| 0x1a10001f, 0x10006610, 0x82042001, 0xd8005e88, 0x17c07c1f, 0x1a10001f, |
| 0x10006918, 0x8a000008, 0x00000f0f, 0xba00010c, 0x1fffe7ff, 0xd8205e88, |
| 0x17c07c1f, 0x1a40001f, 0x10006208, 0xc24022a0, 0x17c07c1f, 0x1900001f, |
| 0x10001250, 0x1a10001f, 0x10001250, 0x8a000008, 0xfffffffb, 0xe1000008, |
| 0x1b80001f, 0x20000080, 0x1900001f, 0x10001220, 0x1a10001f, 0x10001220, |
| 0x8a000008, 0xdfffffff, 0xe1000008, 0x1b80001f, 0x20000080, 0x1900001f, |
| 0x1020002c, 0x1a10001f, 0x1020002c, 0x8a000008, 0xffffffef, 0xe1000008, |
| 0x1a10001f, 0x10006b00, 0x81082001, 0xd8205fa4, 0x17c07c1f, 0x1a40001f, |
| 0x100062b0, 0xc2402f20, 0x17c07c1f, 0x1b80001f, 0x20000208, 0xd8207b8c, |
| 0x17c07c1f, 0x1a40001f, 0x100062b0, 0xc2403700, 0x17c07c1f, 0x81001401, |
| 0xd8206424, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x81002001, 0xb1042081, |
| 0xb900008c, 0x1fffe7ff, 0xd8206424, 0x17c07c1f, 0x1a40001f, 0x10006200, |
| 0x1a80001f, 0x1000625c, 0xc24026e0, 0x17c07c1f, 0x89400005, 0xfffffffe, |
| 0xe8208000, 0x10006f00, 0x00000000, 0xe8208000, 0x10006b30, 0x00000000, |
| 0xe8208000, 0x100063e0, 0x00000001, 0x81009401, 0xd82067a4, 0x17c07c1f, |
| 0x1a10001f, 0x10006918, 0x8100a001, 0xb104a081, 0xb900008c, 0x01000001, |
| 0xd82067a4, 0x17c07c1f, 0x1a40001f, 0x10006218, 0x1a80001f, 0x10006264, |
| 0xc24026e0, 0x17c07c1f, 0x89400005, 0xfffffffd, 0xe8208000, 0x10006f04, |
| 0x00000000, 0xe8208000, 0x10006b34, 0x00000000, 0xe8208000, 0x100063e0, |
| 0x00000002, 0x81011401, 0xd8206b24, 0x17c07c1f, 0x1a10001f, 0x10006918, |
| 0x81012001, 0xb1052081, 0xb900008c, 0x01000001, 0xd8206b24, 0x17c07c1f, |
| 0x1a40001f, 0x1000621c, 0x1a80001f, 0x1000626c, 0xc24026e0, 0x17c07c1f, |
| 0x89400005, 0xfffffffb, 0xe8208000, 0x10006f08, 0x00000000, 0xe8208000, |
| 0x10006b38, 0x00000000, 0xe8208000, 0x100063e0, 0x00000004, 0x81019401, |
| 0xd8206ea4, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x8101a001, 0xb105a081, |
| 0xb900008c, 0x01000001, 0xd8206ea4, 0x17c07c1f, 0x1a40001f, 0x10006220, |
| 0x1a80001f, 0x10006274, 0xc24026e0, 0x17c07c1f, 0x89400005, 0xfffffff7, |
| 0xe8208000, 0x10006f0c, 0x00000000, 0xe8208000, 0x10006b3c, 0x00000000, |
| 0xe8208000, 0x100063e0, 0x00000008, 0x1a10001f, 0x10006610, 0x8207a001, |
| 0xd8207608, 0x17c07c1f, 0x81021401, 0xd82072a4, 0x17c07c1f, 0x1a10001f, |
| 0x10006918, 0x81022001, 0xb1062081, 0xb900008c, 0x01000001, 0xd82072a4, |
| 0x17c07c1f, 0x1a40001f, 0x100062a0, 0x1280041f, 0xc2402a60, 0x17c07c1f, |
| 0x89400005, 0xffffffef, 0xe8208000, 0x10006f10, 0x00000000, 0xe8208000, |
| 0x10006b40, 0x00000000, 0xe8208000, 0x100063e0, 0x00000010, 0x81029401, |
| 0xd8207604, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x8102a001, 0xb106a081, |
| 0xb900008c, 0x01000001, 0xd8207604, 0x17c07c1f, 0x1a40001f, 0x100062a4, |
| 0x1290841f, 0xc2402a60, 0x17c07c1f, 0x89400005, 0xffffffdf, 0xe8208000, |
| 0x10006f14, 0x00000000, 0xe8208000, 0x10006b44, 0x00000000, 0xe8208000, |
| 0x100063e0, 0x00000020, 0x81031401, 0xd82078c4, 0x17c07c1f, 0x1a10001f, |
| 0x10006918, 0x81032001, 0xb1072081, 0xb900008c, 0x01000001, 0xd82078c4, |
| 0x17c07c1f, 0x89400005, 0xffffffbf, 0xe8208000, 0x10006f18, 0x00000000, |
| 0xe8208000, 0x10006b48, 0x00000000, 0xe8208000, 0x100063e0, 0x00000040, |
| 0x81039401, 0xd8207b84, 0x17c07c1f, 0x1a10001f, 0x10006918, 0x8103a001, |
| 0xb107a081, 0xb900008c, 0x01000001, 0xd8207b84, 0x17c07c1f, 0x89400005, |
| 0xffffff7f, 0xe8208000, 0x10006f1c, 0x00000000, 0xe8208000, 0x10006b4c, |
| 0x00000000, 0xe8208000, 0x100063e0, 0x00000080, 0xd00041c0, 0x17c07c1f, |
| 0xe8208000, 0x10006600, 0x00000000, 0x1ac0001f, 0x55aa55aa, 0x1940001f, |
| 0xaa55aa55, 0x1b80001f, 0x00001000, 0xf0000000, 0x17c07c1f |
| }; |
| |
| static const struct pcm_desc mcdi_pcm = { |
| .version = "pcm_mcdi_mt8173_20160401_v1", |
| .base = mcdi_binary, |
| .size = 1001, |
| .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(); |
| } |