# SPDX-License-Identifier: GPL-2.0-only
-arcpgu-y := arcpgu_sim.o arcpgu_drv.o
+arcpgu-y := arcpgu_drv.o
obj-$(CONFIG_DRM_ARCPGU) += arcpgu.o
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * ARC PGU DRM driver.
- *
- * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
- */
-
-#ifndef _ARCPGU_H_
-#define _ARCPGU_H_
-
-#include <drm/drm_simple_kms_helper.h>
-
-struct arcpgu_drm_private {
- struct drm_device drm;
- void __iomem *regs;
- struct clk *clk;
- struct drm_simple_display_pipe pipe;
- struct drm_connector sim_conn;
-};
-
-#define dev_to_arcpgu(x) container_of(x, struct arcpgu_drm_private, drm)
-
-#define pipe_to_arcpgu_priv(x) container_of(x, struct arcpgu_drm_private, pipe)
-
-static inline void arc_pgu_write(struct arcpgu_drm_private *arcpgu,
- unsigned int reg, u32 value)
-{
- iowrite32(value, arcpgu->regs + reg);
-}
-
-static inline u32 arc_pgu_read(struct arcpgu_drm_private *arcpgu,
- unsigned int reg)
-{
- return ioread32(arcpgu->regs + reg);
-}
-
-int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np);
-
-#endif
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_of.h>
#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/of_reserved_mem.h>
#include <linux/platform_device.h>
-#include "arcpgu.h"
-#include "arcpgu_regs.h"
+#define ARCPGU_REG_CTRL 0x00
+#define ARCPGU_REG_STAT 0x04
+#define ARCPGU_REG_FMT 0x10
+#define ARCPGU_REG_HSYNC 0x14
+#define ARCPGU_REG_VSYNC 0x18
+#define ARCPGU_REG_ACTIVE 0x1c
+#define ARCPGU_REG_BUF0_ADDR 0x40
+#define ARCPGU_REG_STRIDE 0x50
+#define ARCPGU_REG_START_SET 0x84
+
+#define ARCPGU_REG_ID 0x3FC
+
+#define ARCPGU_CTRL_ENABLE_MASK 0x02
+#define ARCPGU_CTRL_VS_POL_MASK 0x1
+#define ARCPGU_CTRL_VS_POL_OFST 0x3
+#define ARCPGU_CTRL_HS_POL_MASK 0x1
+#define ARCPGU_CTRL_HS_POL_OFST 0x4
+#define ARCPGU_MODE_XRGB8888 BIT(2)
+#define ARCPGU_STAT_BUSY_MASK 0x02
+
+struct arcpgu_drm_private {
+ struct drm_device drm;
+ void __iomem *regs;
+ struct clk *clk;
+ struct drm_simple_display_pipe pipe;
+ struct drm_connector sim_conn;
+};
+
+#define dev_to_arcpgu(x) container_of(x, struct arcpgu_drm_private, drm)
+
+#define pipe_to_arcpgu_priv(x) container_of(x, struct arcpgu_drm_private, pipe)
+
+static inline void arc_pgu_write(struct arcpgu_drm_private *arcpgu,
+ unsigned int reg, u32 value)
+{
+ iowrite32(value, arcpgu->regs + reg);
+}
+
+static inline u32 arc_pgu_read(struct arcpgu_drm_private *arcpgu,
+ unsigned int reg)
+{
+ return ioread32(arcpgu->regs + reg);
+}
+
+#define XRES_DEF 640
+#define YRES_DEF 480
+
+#define XRES_MAX 8192
+#define YRES_MAX 8192
+
+static int arcpgu_drm_connector_get_modes(struct drm_connector *connector)
+{
+ int count;
+
+ count = drm_add_modes_noedid(connector, XRES_MAX, YRES_MAX);
+ drm_set_preferred_mode(connector, XRES_DEF, YRES_DEF);
+ return count;
+}
+
+static const struct drm_connector_helper_funcs
+arcpgu_drm_connector_helper_funcs = {
+ .get_modes = arcpgu_drm_connector_get_modes,
+};
+
+static const struct drm_connector_funcs arcpgu_drm_connector_funcs = {
+ .reset = drm_atomic_helper_connector_reset,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .destroy = drm_connector_cleanup,
+ .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np)
+{
+ struct arcpgu_drm_private *arcpgu = dev_to_arcpgu(drm);
+ struct drm_encoder *encoder;
+ struct drm_connector *connector;
+ int ret;
+
+ encoder = &arcpgu->pipe.encoder;
+
+ connector = &arcpgu->sim_conn;
+ drm_connector_helper_add(connector, &arcpgu_drm_connector_helper_funcs);
+
+ ret = drm_connector_init(drm, connector, &arcpgu_drm_connector_funcs,
+ DRM_MODE_CONNECTOR_VIRTUAL);
+ if (ret < 0) {
+ dev_err(drm->dev, "failed to initialize drm connector\n");
+ return ret;
+ }
+
+ ret = drm_connector_attach_encoder(connector, encoder);
+ if (ret < 0) {
+ dev_err(drm->dev, "could not attach connector to encoder\n");
+ return ret;
+ }
+
+ return 0;
+}
#define ENCODE_PGU_XY(x, y) ((((x) - 1) << 16) | ((y) - 1))
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * ARC PGU DRM driver.
- *
- * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
- */
-
-#ifndef _ARC_PGU_REGS_H_
-#define _ARC_PGU_REGS_H_
-
-#define ARCPGU_REG_CTRL 0x00
-#define ARCPGU_REG_STAT 0x04
-#define ARCPGU_REG_FMT 0x10
-#define ARCPGU_REG_HSYNC 0x14
-#define ARCPGU_REG_VSYNC 0x18
-#define ARCPGU_REG_ACTIVE 0x1c
-#define ARCPGU_REG_BUF0_ADDR 0x40
-#define ARCPGU_REG_STRIDE 0x50
-#define ARCPGU_REG_START_SET 0x84
-
-#define ARCPGU_REG_ID 0x3FC
-
-#define ARCPGU_CTRL_ENABLE_MASK 0x02
-#define ARCPGU_CTRL_VS_POL_MASK 0x1
-#define ARCPGU_CTRL_VS_POL_OFST 0x3
-#define ARCPGU_CTRL_HS_POL_MASK 0x1
-#define ARCPGU_CTRL_HS_POL_OFST 0x4
-#define ARCPGU_MODE_XRGB8888 BIT(2)
-#define ARCPGU_STAT_BUSY_MASK 0x02
-
-#endif
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * ARC PGU DRM driver.
- *
- * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
- */
-
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_device.h>
-#include <drm/drm_probe_helper.h>
-
-#include "arcpgu.h"
-
-#define XRES_DEF 640
-#define YRES_DEF 480
-
-#define XRES_MAX 8192
-#define YRES_MAX 8192
-
-
-static int arcpgu_drm_connector_get_modes(struct drm_connector *connector)
-{
- int count;
-
- count = drm_add_modes_noedid(connector, XRES_MAX, YRES_MAX);
- drm_set_preferred_mode(connector, XRES_DEF, YRES_DEF);
- return count;
-}
-
-static void arcpgu_drm_connector_destroy(struct drm_connector *connector)
-{
- drm_connector_cleanup(connector);
-}
-
-static const struct drm_connector_helper_funcs
-arcpgu_drm_connector_helper_funcs = {
- .get_modes = arcpgu_drm_connector_get_modes,
-};
-
-static const struct drm_connector_funcs arcpgu_drm_connector_funcs = {
- .reset = drm_atomic_helper_connector_reset,
- .fill_modes = drm_helper_probe_single_connector_modes,
- .destroy = arcpgu_drm_connector_destroy,
- .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
- .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
-};
-
-int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np)
-{
- struct arcpgu_drm_private *arcpgu = dev_to_arcpgu(drm);
- struct drm_encoder *encoder;
- struct drm_connector *connector;
- int ret;
-
- encoder = &arcpgu->pipe.encoder;
-
- connector = &arcpgu->sim_conn;
- drm_connector_helper_add(connector, &arcpgu_drm_connector_helper_funcs);
-
- ret = drm_connector_init(drm, connector, &arcpgu_drm_connector_funcs,
- DRM_MODE_CONNECTOR_VIRTUAL);
- if (ret < 0) {
- dev_err(drm->dev, "failed to initialize drm connector\n");
- return ret;
- }
-
- ret = drm_connector_attach_encoder(connector, encoder);
- if (ret < 0) {
- dev_err(drm->dev, "could not attach connector to encoder\n");
- return ret;
- }
-
- return 0;
-}