msm: board-8930: Create a dedicated board file for the GPU
Make a dedicated board file for the KGSL GPU device.
Change-Id: Ia9fc45e650adc102e82675d412a52965672b25fa
Signed-off-by: Sudhakara Rao Tentu <srtentu@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-8930-gpu.c b/arch/arm/mach-msm/board-8930-gpu.c
new file mode 100644
index 0000000..a515703
--- /dev/null
+++ b/arch/arm/mach-msm/board-8930-gpu.c
@@ -0,0 +1,163 @@
+/* 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 <linux/msm_kgsl.h>
+#include <mach/msm_bus_board.h>
+#include <mach/board.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(2000),
+ },
+};
+
+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(3200),
+ },
+};
+
+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(3200),
+ },
+};
+
+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 char *kgsl_3d0_iommu0_ctx_names[] = {
+ "gfx3d_user",
+ /* priv_ctx goes here */
+};
+
+static struct kgsl_device_iommu_data kgsl_3d0_iommu_data[] = {
+ {
+ .iommu_ctx_names = kgsl_3d0_iommu0_ctx_names,
+ .iommu_ctx_count = ARRAY_SIZE(kgsl_3d0_iommu0_ctx_names),
+ .physstart = 0x07C00000,
+ .physend = 0x07C00000 + SZ_1M - 1,
+ },
+};
+
+static struct kgsl_device_platform_data kgsl_3d0_pdata = {
+ .pwrlevel = {
+ {
+ .gpu_freq = 200000000,
+ .bus_freq = 3,
+ .io_fraction = 0,
+ },
+ {
+ .gpu_freq = 200000000,
+ .bus_freq = 2,
+ .io_fraction = 33,
+ },
+ {
+ .gpu_freq = 200000000,
+ .bus_freq = 1,
+ .io_fraction = 100,
+ },
+ {
+ .gpu_freq = 27000000,
+ .bus_freq = 0,
+ },
+ },
+ .init_level = 0,
+ .num_levels = 4,
+ .set_grp_async = NULL,
+ .idle_timeout = 0x1FFFFFFF,
+ .nap_allowed = false,
+ .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)
+{
+ platform_device_register(&device_kgsl_3d0);
+}