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path: root/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
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Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_vop_reg.c')
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_vop_reg.c316
1 files changed, 316 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
new file mode 100644
index 000000000000..3166b46a5893
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
@@ -0,0 +1,316 @@
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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 <drm/drmP.h>
+
+#include <linux/kernel.h>
+#include <linux/component.h>
+
+#include "rockchip_drm_vop.h"
+#include "rockchip_vop_reg.h"
+
+#define VOP_REG(off, _mask, s) \
+ {.offset = off, \
+ .mask = _mask, \
+ .shift = s,}
+
+static const uint32_t formats_win_full[] = {
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_RGB888,
+ DRM_FORMAT_BGR888,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_BGR565,
+ DRM_FORMAT_NV12,
+ DRM_FORMAT_NV16,
+ DRM_FORMAT_NV24,
+};
+
+static const uint32_t formats_win_lite[] = {
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_RGB888,
+ DRM_FORMAT_BGR888,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_BGR565,
+};
+
+static const struct vop_scl_extension rk3288_win_full_scl_ext = {
+ .cbcr_vsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 31),
+ .cbcr_vsu_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 30),
+ .cbcr_hsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 28),
+ .cbcr_ver_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 26),
+ .cbcr_hor_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 24),
+ .yrgb_vsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 23),
+ .yrgb_vsu_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 22),
+ .yrgb_hsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 20),
+ .yrgb_ver_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 18),
+ .yrgb_hor_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 16),
+ .line_load_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 15),
+ .cbcr_axi_gather_num = VOP_REG(RK3288_WIN0_CTRL1, 0x7, 12),
+ .yrgb_axi_gather_num = VOP_REG(RK3288_WIN0_CTRL1, 0xf, 8),
+ .vsd_cbcr_gt2 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 7),
+ .vsd_cbcr_gt4 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 6),
+ .vsd_yrgb_gt2 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 5),
+ .vsd_yrgb_gt4 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 4),
+ .bic_coe_sel = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 2),
+ .cbcr_axi_gather_en = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 1),
+ .yrgb_axi_gather_en = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 0),
+ .lb_mode = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 5),
+};
+
+static const struct vop_scl_regs rk3288_win_full_scl = {
+ .ext = &rk3288_win_full_scl_ext,
+ .scale_yrgb_x = VOP_REG(RK3288_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
+ .scale_yrgb_y = VOP_REG(RK3288_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
+ .scale_cbcr_x = VOP_REG(RK3288_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
+ .scale_cbcr_y = VOP_REG(RK3288_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
+};
+
+static const struct vop_win_phy rk3288_win01_data = {
+ .scl = &rk3288_win_full_scl,
+ .data_formats = formats_win_full,
+ .nformats = ARRAY_SIZE(formats_win_full),
+ .enable = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 0),
+ .format = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 1),
+ .rb_swap = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 12),
+ .act_info = VOP_REG(RK3288_WIN0_ACT_INFO, 0x1fff1fff, 0),
+ .dsp_info = VOP_REG(RK3288_WIN0_DSP_INFO, 0x0fff0fff, 0),
+ .dsp_st = VOP_REG(RK3288_WIN0_DSP_ST, 0x1fff1fff, 0),
+ .yrgb_mst = VOP_REG(RK3288_WIN0_YRGB_MST, 0xffffffff, 0),
+ .uv_mst = VOP_REG(RK3288_WIN0_CBR_MST, 0xffffffff, 0),
+ .yrgb_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 0),
+ .uv_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 16),
+ .src_alpha_ctl = VOP_REG(RK3288_WIN0_SRC_ALPHA_CTRL, 0xff, 0),
+ .dst_alpha_ctl = VOP_REG(RK3288_WIN0_DST_ALPHA_CTRL, 0xff, 0),
+};
+
+static const struct vop_win_phy rk3288_win23_data = {
+ .data_formats = formats_win_lite,
+ .nformats = ARRAY_SIZE(formats_win_lite),
+ .enable = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 0),
+ .format = VOP_REG(RK3288_WIN2_CTRL0, 0x7, 1),
+ .rb_swap = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 12),
+ .dsp_info = VOP_REG(RK3288_WIN2_DSP_INFO0, 0x0fff0fff, 0),
+ .dsp_st = VOP_REG(RK3288_WIN2_DSP_ST0, 0x1fff1fff, 0),
+ .yrgb_mst = VOP_REG(RK3288_WIN2_MST0, 0xffffffff, 0),
+ .yrgb_vir = VOP_REG(RK3288_WIN2_VIR0_1, 0x1fff, 0),
+ .src_alpha_ctl = VOP_REG(RK3288_WIN2_SRC_ALPHA_CTRL, 0xff, 0),
+ .dst_alpha_ctl = VOP_REG(RK3288_WIN2_DST_ALPHA_CTRL, 0xff, 0),
+};
+
+static const struct vop_ctrl rk3288_ctrl_data = {
+ .standby = VOP_REG(RK3288_SYS_CTRL, 0x1, 22),
+ .gate_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 23),
+ .mmu_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 20),
+ .rgb_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 12),
+ .hdmi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 13),
+ .edp_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 14),
+ .mipi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 15),
+ .dither_down = VOP_REG(RK3288_DSP_CTRL1, 0xf, 1),
+ .dither_up = VOP_REG(RK3288_DSP_CTRL1, 0x1, 6),
+ .data_blank = VOP_REG(RK3288_DSP_CTRL0, 0x1, 19),
+ .out_mode = VOP_REG(RK3288_DSP_CTRL0, 0xf, 0),
+ .pin_pol = VOP_REG(RK3288_DSP_CTRL0, 0xf, 4),
+ .htotal_pw = VOP_REG(RK3288_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
+ .hact_st_end = VOP_REG(RK3288_DSP_HACT_ST_END, 0x1fff1fff, 0),
+ .vtotal_pw = VOP_REG(RK3288_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
+ .vact_st_end = VOP_REG(RK3288_DSP_VACT_ST_END, 0x1fff1fff, 0),
+ .hpost_st_end = VOP_REG(RK3288_POST_DSP_HACT_INFO, 0x1fff1fff, 0),
+ .vpost_st_end = VOP_REG(RK3288_POST_DSP_VACT_INFO, 0x1fff1fff, 0),
+ .cfg_done = VOP_REG(RK3288_REG_CFG_DONE, 0x1, 0),
+};
+
+static const struct vop_reg_data rk3288_init_reg_table[] = {
+ {RK3288_SYS_CTRL, 0x00c00000},
+ {RK3288_DSP_CTRL0, 0x00000000},
+ {RK3288_WIN0_CTRL0, 0x00000080},
+ {RK3288_WIN1_CTRL0, 0x00000080},
+ /* TODO: Win2/3 support multiple area function, but we haven't found
+ * a suitable way to use it yet, so let's just use them as other windows
+ * with only area 0 enabled.
+ */
+ {RK3288_WIN2_CTRL0, 0x00000010},
+ {RK3288_WIN3_CTRL0, 0x00000010},
+};
+
+/*
+ * Note: rk3288 has a dedicated 'cursor' window, however, that window requires
+ * special support to get alpha blending working. For now, just use overlay
+ * window 3 for the drm cursor.
+ *
+ */
+static const struct vop_win_data rk3288_vop_win_data[] = {
+ { .base = 0x00, .phy = &rk3288_win01_data,
+ .type = DRM_PLANE_TYPE_PRIMARY },
+ { .base = 0x40, .phy = &rk3288_win01_data,
+ .type = DRM_PLANE_TYPE_OVERLAY },
+ { .base = 0x00, .phy = &rk3288_win23_data,
+ .type = DRM_PLANE_TYPE_OVERLAY },
+ { .base = 0x50, .phy = &rk3288_win23_data,
+ .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const int rk3288_vop_intrs[] = {
+ DSP_HOLD_VALID_INTR,
+ FS_INTR,
+ LINE_FLAG_INTR,
+ BUS_ERROR_INTR,
+};
+
+static const struct vop_intr rk3288_vop_intr = {
+ .intrs = rk3288_vop_intrs,
+ .nintrs = ARRAY_SIZE(rk3288_vop_intrs),
+ .status = VOP_REG(RK3288_INTR_CTRL0, 0xf, 0),
+ .enable = VOP_REG(RK3288_INTR_CTRL0, 0xf, 4),
+ .clear = VOP_REG(RK3288_INTR_CTRL0, 0xf, 8),
+};
+
+static const struct vop_data rk3288_vop = {
+ .init_table = rk3288_init_reg_table,
+ .table_size = ARRAY_SIZE(rk3288_init_reg_table),
+ .intr = &rk3288_vop_intr,
+ .ctrl = &rk3288_ctrl_data,
+ .win = rk3288_vop_win_data,
+ .win_size = ARRAY_SIZE(rk3288_vop_win_data),
+};
+
+static const struct vop_scl_regs rk3066_win_scl = {
+ .scale_yrgb_x = VOP_REG(RK3036_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
+ .scale_yrgb_y = VOP_REG(RK3036_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
+ .scale_cbcr_x = VOP_REG(RK3036_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
+ .scale_cbcr_y = VOP_REG(RK3036_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
+};
+
+static const struct vop_win_phy rk3036_win0_data = {
+ .scl = &rk3066_win_scl,
+ .data_formats = formats_win_full,
+ .nformats = ARRAY_SIZE(formats_win_full),
+ .enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 0),
+ .format = VOP_REG(RK3036_SYS_CTRL, 0x7, 3),
+ .rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 15),
+ .act_info = VOP_REG(RK3036_WIN0_ACT_INFO, 0x1fff1fff, 0),
+ .dsp_info = VOP_REG(RK3036_WIN0_DSP_INFO, 0x0fff0fff, 0),
+ .dsp_st = VOP_REG(RK3036_WIN0_DSP_ST, 0x1fff1fff, 0),
+ .yrgb_mst = VOP_REG(RK3036_WIN0_YRGB_MST, 0xffffffff, 0),
+ .uv_mst = VOP_REG(RK3036_WIN0_CBR_MST, 0xffffffff, 0),
+ .yrgb_vir = VOP_REG(RK3036_WIN0_VIR, 0xffff, 0),
+};
+
+static const struct vop_win_phy rk3036_win1_data = {
+ .data_formats = formats_win_lite,
+ .nformats = ARRAY_SIZE(formats_win_lite),
+ .enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 1),
+ .format = VOP_REG(RK3036_SYS_CTRL, 0x7, 6),
+ .rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 19),
+ .act_info = VOP_REG(RK3036_WIN1_ACT_INFO, 0x1fff1fff, 0),
+ .dsp_info = VOP_REG(RK3036_WIN1_DSP_INFO, 0x0fff0fff, 0),
+ .dsp_st = VOP_REG(RK3036_WIN1_DSP_ST, 0x1fff1fff, 0),
+ .yrgb_mst = VOP_REG(RK3036_WIN1_MST, 0xffffffff, 0),
+ .yrgb_vir = VOP_REG(RK3036_WIN1_VIR, 0xffff, 0),
+};
+
+static const struct vop_win_data rk3036_vop_win_data[] = {
+ { .base = 0x00, .phy = &rk3036_win0_data,
+ .type = DRM_PLANE_TYPE_PRIMARY },
+ { .base = 0x00, .phy = &rk3036_win1_data,
+ .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const int rk3036_vop_intrs[] = {
+ DSP_HOLD_VALID_INTR,
+ FS_INTR,
+ LINE_FLAG_INTR,
+ BUS_ERROR_INTR,
+};
+
+static const struct vop_intr rk3036_intr = {
+ .intrs = rk3036_vop_intrs,
+ .nintrs = ARRAY_SIZE(rk3036_vop_intrs),
+ .status = VOP_REG(RK3036_INT_STATUS, 0xf, 0),
+ .enable = VOP_REG(RK3036_INT_STATUS, 0xf, 4),
+ .clear = VOP_REG(RK3036_INT_STATUS, 0xf, 8),
+};
+
+static const struct vop_ctrl rk3036_ctrl_data = {
+ .standby = VOP_REG(RK3036_SYS_CTRL, 0x1, 30),
+ .out_mode = VOP_REG(RK3036_DSP_CTRL0, 0xf, 0),
+ .pin_pol = VOP_REG(RK3036_DSP_CTRL0, 0xf, 4),
+ .htotal_pw = VOP_REG(RK3036_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
+ .hact_st_end = VOP_REG(RK3036_DSP_HACT_ST_END, 0x1fff1fff, 0),
+ .vtotal_pw = VOP_REG(RK3036_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
+ .vact_st_end = VOP_REG(RK3036_DSP_VACT_ST_END, 0x1fff1fff, 0),
+ .cfg_done = VOP_REG(RK3036_REG_CFG_DONE, 0x1, 0),
+};
+
+static const struct vop_reg_data rk3036_vop_init_reg_table[] = {
+ {RK3036_DSP_CTRL1, 0x00000000},
+};
+
+static const struct vop_data rk3036_vop = {
+ .init_table = rk3036_vop_init_reg_table,
+ .table_size = ARRAY_SIZE(rk3036_vop_init_reg_table),
+ .ctrl = &rk3036_ctrl_data,
+ .intr = &rk3036_intr,
+ .win = rk3036_vop_win_data,
+ .win_size = ARRAY_SIZE(rk3036_vop_win_data),
+};
+
+static const struct of_device_id vop_driver_dt_match[] = {
+ { .compatible = "rockchip,rk3288-vop",
+ .data = &rk3288_vop },
+ { .compatible = "rockchip,rk3036-vop",
+ .data = &rk3036_vop },
+ {},
+};
+MODULE_DEVICE_TABLE(of, vop_driver_dt_match);
+
+static int vop_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+
+ if (!dev->of_node) {
+ dev_err(dev, "can't find vop devices\n");
+ return -ENODEV;
+ }
+
+ return component_add(dev, &vop_component_ops);
+}
+
+static int vop_remove(struct platform_device *pdev)
+{
+ component_del(&pdev->dev, &vop_component_ops);
+
+ return 0;
+}
+
+struct platform_driver vop_platform_driver = {
+ .probe = vop_probe,
+ .remove = vop_remove,
+ .driver = {
+ .name = "rockchip-vop",
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(vop_driver_dt_match),
+ },
+};
+
+module_platform_driver(vop_platform_driver);
+
+MODULE_AUTHOR("Mark Yao <mark.yao@rock-chips.com>");
+MODULE_DESCRIPTION("ROCKCHIP VOP Driver");
+MODULE_LICENSE("GPL v2");