| /* Copyright (c) 2012, Code Aurora Forum. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #include <linux/init.h> |
| #include <linux/platform_device.h> |
| #include <mach/kgsl.h> |
| #include <mach/msm_bus_board.h> |
| #include <mach/board.h> |
| #include <mach/socinfo.h> |
| |
| #include "devices.h" |
| #include "board-8930.h" |
| |
| #ifdef CONFIG_MSM_BUS_SCALING |
| static struct msm_bus_vectors grp3d_init_vectors[] = { |
| { |
| .src = MSM_BUS_MASTER_GRAPHICS_3D, |
| .dst = MSM_BUS_SLAVE_EBI_CH0, |
| .ab = 0, |
| .ib = 0, |
| }, |
| }; |
| |
| static struct msm_bus_vectors grp3d_low_vectors[] = { |
| { |
| .src = MSM_BUS_MASTER_GRAPHICS_3D, |
| .dst = MSM_BUS_SLAVE_EBI_CH0, |
| .ab = 0, |
| .ib = KGSL_CONVERT_TO_MBPS(1000), |
| }, |
| }; |
| |
| static struct msm_bus_vectors grp3d_nominal_vectors[] = { |
| { |
| .src = MSM_BUS_MASTER_GRAPHICS_3D, |
| .dst = MSM_BUS_SLAVE_EBI_CH0, |
| .ab = 0, |
| .ib = KGSL_CONVERT_TO_MBPS(2656), |
| }, |
| }; |
| |
| static struct msm_bus_vectors grp3d_max_vectors[] = { |
| { |
| .src = MSM_BUS_MASTER_GRAPHICS_3D, |
| .dst = MSM_BUS_SLAVE_EBI_CH0, |
| .ab = 0, |
| .ib = KGSL_CONVERT_TO_MBPS(4264), |
| }, |
| }; |
| |
| static struct msm_bus_paths grp3d_bus_scale_usecases[] = { |
| { |
| ARRAY_SIZE(grp3d_init_vectors), |
| grp3d_init_vectors, |
| }, |
| { |
| ARRAY_SIZE(grp3d_low_vectors), |
| grp3d_low_vectors, |
| }, |
| { |
| ARRAY_SIZE(grp3d_nominal_vectors), |
| grp3d_nominal_vectors, |
| }, |
| { |
| ARRAY_SIZE(grp3d_max_vectors), |
| grp3d_max_vectors, |
| }, |
| }; |
| |
| static struct msm_bus_scale_pdata grp3d_bus_scale_pdata = { |
| grp3d_bus_scale_usecases, |
| ARRAY_SIZE(grp3d_bus_scale_usecases), |
| .name = "grp3d", |
| }; |
| #endif |
| |
| static struct resource kgsl_3d0_resources[] = { |
| { |
| .name = KGSL_3D0_REG_MEMORY, |
| .start = 0x04300000, /* GFX3D address */ |
| .end = 0x0431ffff, |
| .flags = IORESOURCE_MEM, |
| }, |
| { |
| .name = KGSL_3D0_IRQ, |
| .start = GFX3D_IRQ, |
| .end = GFX3D_IRQ, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static const struct kgsl_iommu_ctx kgsl_3d0_iommu0_ctxs[] = { |
| { "gfx3d_user", 0 }, |
| { "gfx3d_priv", 1 }, |
| }; |
| |
| static struct kgsl_device_iommu_data kgsl_3d0_iommu_data[] = { |
| { |
| .iommu_ctxs = kgsl_3d0_iommu0_ctxs, |
| .iommu_ctx_count = ARRAY_SIZE(kgsl_3d0_iommu0_ctxs), |
| .physstart = 0x07C00000, |
| .physend = 0x07C00000 + SZ_1M - 1, |
| }, |
| }; |
| |
| static struct kgsl_device_platform_data kgsl_3d0_pdata = { |
| .pwrlevel = { |
| { |
| .gpu_freq = 400000000, |
| .bus_freq = 3, |
| .io_fraction = 0, |
| }, |
| { |
| .gpu_freq = 320000000, |
| .bus_freq = 2, |
| .io_fraction = 33, |
| }, |
| { |
| .gpu_freq = 192000000, |
| .bus_freq = 1, |
| .io_fraction = 100, |
| }, |
| { |
| .gpu_freq = 27000000, |
| .bus_freq = 0, |
| }, |
| }, |
| .init_level = 1, |
| .num_levels = 4, |
| .set_grp_async = NULL, |
| .idle_timeout = HZ/12, |
| .nap_allowed = true, |
| .clk_map = KGSL_CLK_CORE | KGSL_CLK_IFACE | KGSL_CLK_MEM_IFACE, |
| #ifdef CONFIG_MSM_BUS_SCALING |
| .bus_scale_table = &grp3d_bus_scale_pdata, |
| #endif |
| .iommu_data = kgsl_3d0_iommu_data, |
| .iommu_count = ARRAY_SIZE(kgsl_3d0_iommu_data), |
| }; |
| |
| static struct platform_device device_kgsl_3d0 = { |
| .name = "kgsl-3d0", |
| .id = 0, |
| .num_resources = ARRAY_SIZE(kgsl_3d0_resources), |
| .resource = kgsl_3d0_resources, |
| .dev = { |
| .platform_data = &kgsl_3d0_pdata, |
| }, |
| }; |
| |
| void __init msm8930_init_gpu(void) |
| { |
| unsigned int version = socinfo_get_version(); |
| |
| if (cpu_is_msm8930aa()) |
| kgsl_3d0_pdata.pwrlevel[0].gpu_freq = 450000000; |
| |
| if ((SOCINFO_VERSION_MAJOR(version) == 1) && |
| (SOCINFO_VERSION_MINOR(version) == 2)) |
| kgsl_3d0_pdata.chipid = ADRENO_CHIPID(3, 0, 5, 2); |
| else |
| kgsl_3d0_pdata.chipid = ADRENO_CHIPID(3, 0, 5, 0); |
| |
| platform_device_register(&device_kgsl_3d0); |
| } |