Sridhar Parasuram | be12c3d | 2015-01-16 13:42:26 -0800 | [diff] [blame] | 1 | /* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. |
Channagoud Kadabi | ed60a8b | 2014-06-27 15:35:09 -0700 | [diff] [blame] | 2 | * |
| 3 | * Redistribution and use in source and binary forms, with or without |
| 4 | * modification, are permitted provided that the following conditions are |
| 5 | * met: |
| 6 | * * Redistributions of source code must retain the above copyright |
| 7 | * notice, this list of conditions and the following disclaimer. |
| 8 | * * Redistributions in binary form must reproduce the above |
| 9 | * copyright notice, this list of conditions and the following |
| 10 | * disclaimer in the documentation and/or other materials provided |
| 11 | * with the distribution. |
| 12 | * * Neither the name of The Linux Foundation nor the names of its |
| 13 | * contributors may be used to endorse or promote products derived |
| 14 | * from this software without specific prior written permission. |
| 15 | * |
Channagoud Kadabi | 0ffa786 | 2015-03-19 11:58:28 -0700 | [diff] [blame] | 16 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 23 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 24 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 25 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 26 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
Channagoud Kadabi | ed60a8b | 2014-06-27 15:35:09 -0700 | [diff] [blame] | 27 | */ |
| 28 | |
| 29 | #include <debug.h> |
| 30 | #include <reg.h> |
| 31 | #include <platform/iomap.h> |
| 32 | #include <qgic.h> |
| 33 | #include <qtimer.h> |
| 34 | #include <platform/clock.h> |
| 35 | #include <mmu.h> |
| 36 | #include <arch/arm/mmu.h> |
| 37 | #include <smem.h> |
| 38 | #include <board.h> |
| 39 | |
| 40 | #define MSM_IOMAP_SIZE ((MSM_IOMAP_END - MSM_IOMAP_BASE)/MB) |
| 41 | #define MSM_SHARED_SIZE 2 |
| 42 | |
| 43 | /* LK memory - cacheable, write through */ |
| 44 | #define LK_MEMORY (MMU_MEMORY_TYPE_NORMAL_WRITE_THROUGH | \ |
| 45 | MMU_MEMORY_AP_READ_WRITE) |
| 46 | |
| 47 | /* Peripherals - non-shared device */ |
| 48 | #define IOMAP_MEMORY (MMU_MEMORY_TYPE_DEVICE_SHARED | \ |
| 49 | MMU_MEMORY_AP_READ_WRITE | MMU_MEMORY_XN) |
| 50 | |
| 51 | /* SCRATCH memory - cacheable, write through */ |
| 52 | #define SCRATCH_MEMORY (MMU_MEMORY_TYPE_NORMAL_WRITE_THROUGH | \ |
| 53 | MMU_MEMORY_AP_READ_WRITE | MMU_MEMORY_XN) |
| 54 | |
| 55 | static mmu_section_t mmu_section_table[] = { |
| 56 | /* Physical addr, Virtual addr, Size (in MB), Flags */ |
| 57 | { MEMBASE, MEMBASE, (MEMSIZE / MB), LK_MEMORY}, |
| 58 | { MSM_IOMAP_BASE, MSM_IOMAP_BASE, MSM_IOMAP_SIZE, IOMAP_MEMORY}, |
| 59 | { KERNEL_ADDR, KERNEL_ADDR, KERNEL_SIZE, SCRATCH_MEMORY}, |
| 60 | { SCRATCH_ADDR, SCRATCH_ADDR, SCRATCH_SIZE, SCRATCH_MEMORY}, |
| 61 | { MSM_SHARED_BASE, MSM_SHARED_BASE, MSM_SHARED_SIZE, SCRATCH_MEMORY}, |
Channagoud Kadabi | 2bab29b | 2015-02-11 13:26:03 -0800 | [diff] [blame] | 62 | { RPMB_SND_RCV_BUF, RPMB_SND_RCV_BUF, RPMB_SND_RCV_BUF_SZ, IOMAP_MEMORY}, |
Channagoud Kadabi | ed60a8b | 2014-06-27 15:35:09 -0700 | [diff] [blame] | 63 | }; |
| 64 | |
| 65 | void platform_early_init(void) |
| 66 | { |
| 67 | board_init(); |
| 68 | platform_clock_init(); |
| 69 | qgic_init(); |
| 70 | qtimer_init(); |
| 71 | scm_init(); |
| 72 | } |
| 73 | |
| 74 | void platform_init(void) |
| 75 | { |
| 76 | dprintf(INFO, "platform_init()\n"); |
| 77 | } |
| 78 | |
| 79 | void platform_uninit(void) |
| 80 | { |
| 81 | #if DISPLAY_SPLASH_SCREEN |
| 82 | display_shutdown(); |
| 83 | #endif |
| 84 | |
| 85 | qtimer_uninit(); |
| 86 | } |
| 87 | |
| 88 | int platform_use_identity_mmu_mappings(void) |
| 89 | { |
| 90 | /* Use only the mappings specified in this file. */ |
| 91 | return 0; |
| 92 | } |
| 93 | |
| 94 | /* Setup memory for this platform */ |
| 95 | void platform_init_mmu_mappings(void) |
| 96 | { |
| 97 | uint32_t i; |
| 98 | uint32_t sections; |
| 99 | uint32_t table_size = ARRAY_SIZE(mmu_section_table); |
| 100 | |
| 101 | /* Configure the MMU page entries for memory read from the |
| 102 | mmu_section_table */ |
| 103 | for (i = 0; i < table_size; i++) |
| 104 | { |
| 105 | sections = mmu_section_table[i].num_of_sections; |
| 106 | |
| 107 | while (sections--) |
| 108 | { |
| 109 | arm_mmu_map_section(mmu_section_table[i].paddress + |
| 110 | sections * MB, |
| 111 | mmu_section_table[i].vaddress + |
| 112 | sections * MB, |
| 113 | mmu_section_table[i].flags); |
| 114 | } |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | addr_t platform_get_virt_to_phys_mapping(addr_t virt_addr) |
| 119 | { |
| 120 | /* Using 1-1 mapping on this platform. */ |
| 121 | return virt_addr; |
| 122 | } |
| 123 | |
| 124 | addr_t platform_get_phys_to_virt_mapping(addr_t phys_addr) |
| 125 | { |
| 126 | /* Using 1-1 mapping on this platform. */ |
| 127 | return phys_addr; |
| 128 | } |
| 129 | |
| 130 | uint32_t platform_get_sclk_count(void) |
| 131 | { |
| 132 | return readl(MPM2_MPM_SLEEP_TIMETICK_COUNT_VAL); |
| 133 | } |
Channagoud Kadabi | 99d2370 | 2015-02-02 20:52:17 -0800 | [diff] [blame] | 134 | |
| 135 | addr_t get_bs_info_addr() |
| 136 | { |
| 137 | return BS_INFO_ADDR; |
| 138 | } |
Channagoud Kadabi | 652a6f6 | 2014-11-17 17:23:23 -0800 | [diff] [blame] | 139 | |
| 140 | uint32_t platform_get_qmp_rev() |
| 141 | { |
| 142 | return readl(USB3_PHY_REVISION_ID3) << 24 | readl(USB3_PHY_REVISION_ID2) << 16 | |
| 143 | readl(USB3_PHY_REVISION_ID1) << 8 | readl(USB3_PHY_REVISION_ID0); |
| 144 | } |
Channagoud Kadabi | 1fc3c68 | 2015-03-29 19:49:11 -0700 | [diff] [blame] | 145 | |
| 146 | uint32_t platform_get_max_periph() |
| 147 | { |
| 148 | return 256; |
| 149 | } |
Channagoud Kadabi | 53a2126 | 2015-04-09 16:18:23 -0700 | [diff] [blame^] | 150 | |
| 151 | int platform_is_msm8996() |
| 152 | { |
| 153 | if (board_platform_id() == MSM8996) |
| 154 | return 1; |
| 155 | else |
| 156 | return 0; |
| 157 | } |