--- /dev/null
+/*
+ * Copyright (C) 2011 Samsung Electronics Co.Ltd
+ * Authors:
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ *
+ * Based on drivers/media/video/s5p-tv/hdmi_drv.c
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <drm/drmP.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_crtc_helper.h>
+
+#include "regs-hdmi.h"
+
+#include <linux/kernel.h>
+#include <linux/spinlock.h>
+#include <linux/wait.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/delay.h>
+#include <linux/pm_runtime.h>
+#include <linux/clk.h>
+#include <linux/regulator/consumer.h>
+#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_gpio.h>
+#include <linux/hdmi.h>
+#include <linux/component.h>
+#include <linux/mfd/syscon.h>
+#include <linux/regmap.h>
+
+#include <drm/exynos_drm.h>
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_crtc.h"
+#include "exynos_mixer.h"
+
+#include <linux/gpio.h>
+#include <media/s5p_hdmi.h>
+
+#define ctx_from_connector(c) container_of(c, struct hdmi_context, connector)
+
+#define HOTPLUG_DEBOUNCE_MS 1100
+
+/* AVI header and aspect ratio */
+#define HDMI_AVI_VERSION 0x02
+#define HDMI_AVI_LENGTH 0x0D
+
+/* AUI header info */
+#define HDMI_AUI_VERSION 0x01
+#define HDMI_AUI_LENGTH 0x0A
+#define AVI_SAME_AS_PIC_ASPECT_RATIO 0x8
+#define AVI_4_3_CENTER_RATIO 0x9
+#define AVI_16_9_CENTER_RATIO 0xa
+
+enum hdmi_type {
+ HDMI_TYPE13,
+ HDMI_TYPE14,
+};
+
+struct hdmi_driver_data {
+ unsigned int type;
+ const struct hdmiphy_config *phy_confs;
+ unsigned int phy_conf_count;
+ unsigned int is_apb_phy:1;
+};
+
+struct hdmi_resources {
+ struct clk *hdmi;
+ struct clk *sclk_hdmi;
+ struct clk *sclk_pixel;
+ struct clk *sclk_hdmiphy;
+ struct clk *mout_hdmi;
+ struct regulator_bulk_data *regul_bulk;
+ struct regulator *reg_hdmi_en;
+ int regul_count;
+};
+
+struct hdmi_tg_regs {
+ u8 cmd[1];
+ u8 h_fsz[2];
+ u8 hact_st[2];
+ u8 hact_sz[2];
+ u8 v_fsz[2];
+ u8 vsync[2];
+ u8 vsync2[2];
+ u8 vact_st[2];
+ u8 vact_sz[2];
+ u8 field_chg[2];
+ u8 vact_st2[2];
+ u8 vact_st3[2];
+ u8 vact_st4[2];
+ u8 vsync_top_hdmi[2];
+ u8 vsync_bot_hdmi[2];
+ u8 field_top_hdmi[2];
+ u8 field_bot_hdmi[2];
+ u8 tg_3d[1];
+};
+
+struct hdmi_v13_core_regs {
+ u8 h_blank[2];
+ u8 v_blank[3];
+ u8 h_v_line[3];
+ u8 vsync_pol[1];
+ u8 int_pro_mode[1];
+ u8 v_blank_f[3];
+ u8 h_sync_gen[3];
+ u8 v_sync_gen1[3];
+ u8 v_sync_gen2[3];
+ u8 v_sync_gen3[3];
+};
+
+struct hdmi_v14_core_regs {
+ u8 h_blank[2];
+ u8 v2_blank[2];
+ u8 v1_blank[2];
+ u8 v_line[2];
+ u8 h_line[2];
+ u8 hsync_pol[1];
+ u8 vsync_pol[1];
+ u8 int_pro_mode[1];
+ u8 v_blank_f0[2];
+ u8 v_blank_f1[2];
+ u8 h_sync_start[2];
+ u8 h_sync_end[2];
+ u8 v_sync_line_bef_2[2];
+ u8 v_sync_line_bef_1[2];
+ u8 v_sync_line_aft_2[2];
+ u8 v_sync_line_aft_1[2];
+ u8 v_sync_line_aft_pxl_2[2];
+ u8 v_sync_line_aft_pxl_1[2];
+ u8 v_blank_f2[2]; /* for 3D mode */
+ u8 v_blank_f3[2]; /* for 3D mode */
+ u8 v_blank_f4[2]; /* for 3D mode */
+ u8 v_blank_f5[2]; /* for 3D mode */
+ u8 v_sync_line_aft_3[2];
+ u8 v_sync_line_aft_4[2];
+ u8 v_sync_line_aft_5[2];
+ u8 v_sync_line_aft_6[2];
+ u8 v_sync_line_aft_pxl_3[2];
+ u8 v_sync_line_aft_pxl_4[2];
+ u8 v_sync_line_aft_pxl_5[2];
+ u8 v_sync_line_aft_pxl_6[2];
+ u8 vact_space_1[2];
+ u8 vact_space_2[2];
+ u8 vact_space_3[2];
+ u8 vact_space_4[2];
+ u8 vact_space_5[2];
+ u8 vact_space_6[2];
+};
+
+struct hdmi_v13_conf {
+ struct hdmi_v13_core_regs core;
+ struct hdmi_tg_regs tg;
+};
+
+struct hdmi_v14_conf {
+ struct hdmi_v14_core_regs core;
+ struct hdmi_tg_regs tg;
+};
+
+struct hdmi_conf_regs {
+ int pixel_clock;
+ int cea_video_id;
+ enum hdmi_picture_aspect aspect_ratio;
+ union {
+ struct hdmi_v13_conf v13_conf;
+ struct hdmi_v14_conf v14_conf;
+ } conf;
+};
+
+struct hdmi_context {
+ struct exynos_drm_display display;
+ struct device *dev;
+ struct drm_device *drm_dev;
+ struct drm_connector connector;
+ struct drm_encoder *encoder;
+ bool hpd;
+ bool powered;
+ bool dvi_mode;
+ struct mutex hdmi_mutex;
+
+ void __iomem *regs;
+ int irq;
+ struct delayed_work hotplug_work;
+
+ struct i2c_adapter *ddc_adpt;
+ struct i2c_client *hdmiphy_port;
+
+ /* current hdmiphy conf regs */
+ struct drm_display_mode current_mode;
+ struct hdmi_conf_regs mode_conf;
+
+ struct hdmi_resources res;
+
+ int hpd_gpio;
+ void __iomem *regs_hdmiphy;
+ const struct hdmiphy_config *phy_confs;
+ unsigned int phy_conf_count;
+
+ struct regmap *pmureg;
+ enum hdmi_type type;
+};
+
+static inline struct hdmi_context *display_to_hdmi(struct exynos_drm_display *d)
+{
+ return container_of(d, struct hdmi_context, display);
+}
+
+struct hdmiphy_config {
+ int pixel_clock;
+ u8 conf[32];
+};
+
+/* list of phy config settings */
+static const struct hdmiphy_config hdmiphy_v13_configs[] = {
+ {
+ .pixel_clock = 27000000,
+ .conf = {
+ 0x01, 0x05, 0x00, 0xD8, 0x10, 0x1C, 0x30, 0x40,
+ 0x6B, 0x10, 0x02, 0x51, 0xDF, 0xF2, 0x54, 0x87,
+ 0x84, 0x00, 0x30, 0x38, 0x00, 0x08, 0x10, 0xE0,
+ 0x22, 0x40, 0xE3, 0x26, 0x00, 0x00, 0x00, 0x00,
+ },
+ },
+ {
+ .pixel_clock = 27027000,
+ .conf = {
+ 0x01, 0x05, 0x00, 0xD4, 0x10, 0x9C, 0x09, 0x64,
+ 0x6B, 0x10, 0x02, 0x51, 0xDF, 0xF2, 0x54, 0x87,
+ 0x84, 0x00, 0x30, 0x38, 0x00, 0x08, 0x10, 0xE0,
+ 0x22, 0x40, 0xE3, 0x26, 0x00, 0x00, 0x00, 0x00,
+ },
+ },
+ {
+ .pixel_clock = 74176000,
+ .conf = {
+ 0x01, 0x05, 0x00, 0xD8, 0x10, 0x9C, 0xef, 0x5B,
+ 0x6D, 0x10, 0x01, 0x51, 0xef, 0xF3, 0x54, 0xb9,
+ 0x84, 0x00, 0x30, 0x38, 0x00, 0x08, 0x10, 0xE0,
+ 0x22, 0x40, 0xa5, 0x26, 0x01, 0x00, 0x00, 0x00,
+ },
+ },
+ {
+ .pixel_clock = 74250000,
+ .conf = {
+ 0x01, 0x05, 0x00, 0xd8, 0x10, 0x9c, 0xf8, 0x40,
+ 0x6a, 0x10, 0x01, 0x51, 0xff, 0xf1, 0x54, 0xba,
+ 0x84, 0x00, 0x10, 0x38, 0x00, 0x08, 0x10, 0xe0,
+ 0x22, 0x40, 0xa4, 0x26, 0x01, 0x00, 0x00, 0x00,
+ },
+ },
+ {
+ .pixel_clock = 148500000,
+ .conf = {
+ 0x01, 0x05, 0x00, 0xD8, 0x10, 0x9C, 0xf8, 0x40,
+ 0x6A, 0x18, 0x00, 0x51, 0xff, 0xF1, 0x54, 0xba,
+ 0x84, 0x00, 0x10, 0x38, 0x00, 0x08, 0x10, 0xE0,
+ 0x22, 0x40, 0xa4, 0x26, 0x02, 0x00, 0x00, 0x00,
+ },
+ },
+};
+
+static const struct hdmiphy_config hdmiphy_v14_configs[] = {
+ {
+ .pixel_clock = 25200000,
+ .conf = {
+ 0x01, 0x51, 0x2A, 0x75, 0x40, 0x01, 0x00, 0x08,
+ 0x82, 0x80, 0xfc, 0xd8, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xf4, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 27000000,
+ .conf = {
+ 0x01, 0xd1, 0x22, 0x51, 0x40, 0x08, 0xfc, 0x20,
+ 0x98, 0xa0, 0xcb, 0xd8, 0x45, 0xa0, 0xac, 0x80,
+ 0x06, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xe4, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 27027000,
+ .conf = {
+ 0x01, 0xd1, 0x2d, 0x72, 0x40, 0x64, 0x12, 0x08,
+ 0x43, 0xa0, 0x0e, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xe3, 0x24, 0x00, 0x00, 0x00, 0x01, 0x00,
+ },
+ },
+ {
+ .pixel_clock = 36000000,
+ .conf = {
+ 0x01, 0x51, 0x2d, 0x55, 0x40, 0x01, 0x00, 0x08,
+ 0x82, 0x80, 0x0e, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xab, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 40000000,
+ .conf = {
+ 0x01, 0x51, 0x32, 0x55, 0x40, 0x01, 0x00, 0x08,
+ 0x82, 0x80, 0x2c, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0x9a, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 65000000,
+ .conf = {
+ 0x01, 0xd1, 0x36, 0x34, 0x40, 0x1e, 0x0a, 0x08,
+ 0x82, 0xa0, 0x45, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xbd, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 71000000,
+ .conf = {
+ 0x01, 0xd1, 0x3b, 0x35, 0x40, 0x0c, 0x04, 0x08,
+ 0x85, 0xa0, 0x63, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xad, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 73250000,
+ .conf = {
+ 0x01, 0xd1, 0x3d, 0x35, 0x40, 0x18, 0x02, 0x08,
+ 0x83, 0xa0, 0x6e, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xa8, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 74176000,
+ .conf = {
+ 0x01, 0xd1, 0x3e, 0x35, 0x40, 0x5b, 0xde, 0x08,
+ 0x82, 0xa0, 0x73, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x56, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xa6, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 74250000,
+ .conf = {
+ 0x01, 0xd1, 0x1f, 0x10, 0x40, 0x40, 0xf8, 0x08,
+ 0x81, 0xa0, 0xba, 0xd8, 0x45, 0xa0, 0xac, 0x80,
+ 0x3c, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xa5, 0x24, 0x01, 0x00, 0x00, 0x01, 0x00,
+ },
+ },
+ {
+ .pixel_clock = 83500000,
+ .conf = {
+ 0x01, 0xd1, 0x23, 0x11, 0x40, 0x0c, 0xfb, 0x08,
+ 0x85, 0xa0, 0xd1, 0xd8, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0x93, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 106500000,
+ .conf = {
+ 0x01, 0xd1, 0x2c, 0x12, 0x40, 0x0c, 0x09, 0x08,
+ 0x84, 0xa0, 0x0a, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0x73, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 108000000,
+ .conf = {
+ 0x01, 0x51, 0x2d, 0x15, 0x40, 0x01, 0x00, 0x08,
+ 0x82, 0x80, 0x0e, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xc7, 0x25, 0x03, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 115500000,
+ .conf = {
+ 0x01, 0xd1, 0x30, 0x12, 0x40, 0x40, 0x10, 0x08,
+ 0x80, 0x80, 0x21, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0xaa, 0x25, 0x03, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 119000000,
+ .conf = {
+ 0x01, 0xd1, 0x32, 0x1a, 0x40, 0x30, 0xd8, 0x08,
+ 0x04, 0xa0, 0x2a, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0x9d, 0x25, 0x03, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 146250000,
+ .conf = {
+ 0x01, 0xd1, 0x3d, 0x15, 0x40, 0x18, 0xfd, 0x08,
+ 0x83, 0xa0, 0x6e, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+ 0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0x50, 0x25, 0x03, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 148500000,
+ .conf = {
+ 0x01, 0xd1, 0x1f, 0x00, 0x40, 0x40, 0xf8, 0x08,
+ 0x81, 0xa0, 0xba, 0xd8, 0x45, 0xa0, 0xac, 0x80,
+ 0x3c, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+ 0x54, 0x4b, 0x25, 0x03, 0x00, 0x00, 0x01, 0x00,
+ },
+ },
+};
+
+static const struct hdmiphy_config hdmiphy_5420_configs[] = {
+ {
+ .pixel_clock = 25200000,
+ .conf = {
+ 0x01, 0x52, 0x3F, 0x55, 0x40, 0x01, 0x00, 0xC8,
+ 0x82, 0xC8, 0xBD, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x06, 0x80, 0x01, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0xF4, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 27000000,
+ .conf = {
+ 0x01, 0xD1, 0x22, 0x51, 0x40, 0x08, 0xFC, 0xE0,
+ 0x98, 0xE8, 0xCB, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x06, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0xE4, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 27027000,
+ .conf = {
+ 0x01, 0xD1, 0x2D, 0x72, 0x40, 0x64, 0x12, 0xC8,
+ 0x43, 0xE8, 0x0E, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+ 0x26, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0xE3, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 36000000,
+ .conf = {
+ 0x01, 0x51, 0x2D, 0x55, 0x40, 0x40, 0x00, 0xC8,
+ 0x02, 0xC8, 0x0E, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0xAB, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 40000000,
+ .conf = {
+ 0x01, 0xD1, 0x21, 0x31, 0x40, 0x3C, 0x28, 0xC8,
+ 0x87, 0xE8, 0xC8, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0x9A, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 65000000,
+ .conf = {
+ 0x01, 0xD1, 0x36, 0x34, 0x40, 0x0C, 0x04, 0xC8,
+ 0x82, 0xE8, 0x45, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0xBD, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 71000000,
+ .conf = {
+ 0x01, 0xD1, 0x3B, 0x35, 0x40, 0x0C, 0x04, 0xC8,
+ 0x85, 0xE8, 0x63, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0x57, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 73250000,
+ .conf = {
+ 0x01, 0xD1, 0x1F, 0x10, 0x40, 0x78, 0x8D, 0xC8,
+ 0x81, 0xE8, 0xB7, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x56, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0xA8, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 74176000,
+ .conf = {
+ 0x01, 0xD1, 0x1F, 0x10, 0x40, 0x5B, 0xEF, 0xC8,
+ 0x81, 0xE8, 0xB9, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x56, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0xA6, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 74250000,
+ .conf = {
+ 0x01, 0xD1, 0x1F, 0x10, 0x40, 0x40, 0xF8, 0x08,
+ 0x81, 0xE8, 0xBA, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x26, 0x80, 0x09, 0x84, 0x05, 0x22, 0x24, 0x66,
+ 0x54, 0xA5, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 83500000,
+ .conf = {
+ 0x01, 0xD1, 0x23, 0x11, 0x40, 0x0C, 0xFB, 0xC8,
+ 0x85, 0xE8, 0xD1, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0x4A, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 88750000,
+ .conf = {
+ 0x01, 0xD1, 0x25, 0x11, 0x40, 0x18, 0xFF, 0xC8,
+ 0x83, 0xE8, 0xDE, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0x45, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 106500000,
+ .conf = {
+ 0x01, 0xD1, 0x2C, 0x12, 0x40, 0x0C, 0x09, 0xC8,
+ 0x84, 0xE8, 0x0A, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0x73, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 108000000,
+ .conf = {
+ 0x01, 0x51, 0x2D, 0x15, 0x40, 0x01, 0x00, 0xC8,
+ 0x82, 0xC8, 0x0E, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0xC7, 0x25, 0x03, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 115500000,
+ .conf = {
+ 0x01, 0xD1, 0x30, 0x14, 0x40, 0x0C, 0x03, 0xC8,
+ 0x88, 0xE8, 0x21, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0x6A, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 146250000,
+ .conf = {
+ 0x01, 0xD1, 0x3D, 0x15, 0x40, 0x18, 0xFD, 0xC8,
+ 0x83, 0xE8, 0x6E, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+ 0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+ 0x54, 0x54, 0x24, 0x01, 0x00, 0x00, 0x01, 0x80,
+ },
+ },
+ {
+ .pixel_clock = 148500000,
+ .conf = {
+ 0x01, 0xD1, 0x1F, 0x00, 0x40, 0x40, 0xF8, 0x08,
+ 0x81, 0xE8, 0xBA, 0xD8, 0x45, 0xA0, 0xAC, 0x80,
+ 0x26, 0x80, 0x09, 0x84, 0x05, 0x22, 0x24, 0x66,
+ 0x54, 0x4B, 0x25, 0x03, 0x00, 0x80, 0x01, 0x80,
+ },
+ },
+};
+
+static struct hdmi_driver_data exynos5420_hdmi_driver_data = {
+ .type = HDMI_TYPE14,
+ .phy_confs = hdmiphy_5420_configs,
+ .phy_conf_count = ARRAY_SIZE(hdmiphy_5420_configs),
+ .is_apb_phy = 1,
+};
+
+static struct hdmi_driver_data exynos4212_hdmi_driver_data = {
+ .type = HDMI_TYPE14,
+ .phy_confs = hdmiphy_v14_configs,
+ .phy_conf_count = ARRAY_SIZE(hdmiphy_v14_configs),
+ .is_apb_phy = 0,
+};
+
+static struct hdmi_driver_data exynos4210_hdmi_driver_data = {
+ .type = HDMI_TYPE13,
+ .phy_confs = hdmiphy_v13_configs,
+ .phy_conf_count = ARRAY_SIZE(hdmiphy_v13_configs),
+ .is_apb_phy = 0,
+};
+
+static struct hdmi_driver_data exynos5_hdmi_driver_data = {
+ .type = HDMI_TYPE14,
+ .phy_confs = hdmiphy_v13_configs,
+ .phy_conf_count = ARRAY_SIZE(hdmiphy_v13_configs),
+ .is_apb_phy = 0,
+};
+
+static inline u32 hdmi_reg_read(struct hdmi_context *hdata, u32 reg_id)
+{
+ return readl(hdata->regs + reg_id);
+}
+
+static inline void hdmi_reg_writeb(struct hdmi_context *hdata,
+ u32 reg_id, u8 value)
+{
+ writeb(value, hdata->regs + reg_id);
+}
+
+static inline void hdmi_reg_writemask(struct hdmi_context *hdata,
+ u32 reg_id, u32 value, u32 mask)
+{
+ u32 old = readl(hdata->regs + reg_id);
+ value = (value & mask) | (old & ~mask);
+ writel(value, hdata->regs + reg_id);
+}
+
+static int hdmiphy_reg_writeb(struct hdmi_context *hdata,
+ u32 reg_offset, u8 value)
+{
+ if (hdata->hdmiphy_port) {
+ u8 buffer[2];
+ int ret;
+
+ buffer[0] = reg_offset;
+ buffer[1] = value;
+
+ ret = i2c_master_send(hdata->hdmiphy_port, buffer, 2);
+ if (ret == 2)
+ return 0;
+ return ret;
+ } else {
+ writeb(value, hdata->regs_hdmiphy + (reg_offset<<2));
+ return 0;
+ }
+}
+
+static int hdmiphy_reg_write_buf(struct hdmi_context *hdata,
+ u32 reg_offset, const u8 *buf, u32 len)
+{
+ if ((reg_offset + len) > 32)
+ return -EINVAL;
+
+ if (hdata->hdmiphy_port) {
+ int ret;
+
+ ret = i2c_master_send(hdata->hdmiphy_port, buf, len);
+ if (ret == len)
+ return 0;
+ return ret;
+ } else {
+ int i;
+ for (i = 0; i < len; i++)
+ writeb(buf[i], hdata->regs_hdmiphy +
+ ((reg_offset + i)<<2));
+ return 0;
+ }
+}
+
+static void hdmi_v13_regs_dump(struct hdmi_context *hdata, char *prefix)
+{
+#define DUMPREG(reg_id) \
+ DRM_DEBUG_KMS("%s:" #reg_id " = %08x\n", prefix, \
+ readl(hdata->regs + reg_id))
+ DRM_DEBUG_KMS("%s: ---- CONTROL REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_INTC_FLAG);
+ DUMPREG(HDMI_INTC_CON);
+ DUMPREG(HDMI_HPD_STATUS);
+ DUMPREG(HDMI_V13_PHY_RSTOUT);
+ DUMPREG(HDMI_V13_PHY_VPLL);
+ DUMPREG(HDMI_V13_PHY_CMU);
+ DUMPREG(HDMI_V13_CORE_RSTOUT);
+
+ DRM_DEBUG_KMS("%s: ---- CORE REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_CON_0);
+ DUMPREG(HDMI_CON_1);
+ DUMPREG(HDMI_CON_2);
+ DUMPREG(HDMI_SYS_STATUS);
+ DUMPREG(HDMI_V13_PHY_STATUS);
+ DUMPREG(HDMI_STATUS_EN);
+ DUMPREG(HDMI_HPD);
+ DUMPREG(HDMI_MODE_SEL);
+ DUMPREG(HDMI_V13_HPD_GEN);
+ DUMPREG(HDMI_V13_DC_CONTROL);
+ DUMPREG(HDMI_V13_VIDEO_PATTERN_GEN);
+
+ DRM_DEBUG_KMS("%s: ---- CORE SYNC REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_H_BLANK_0);
+ DUMPREG(HDMI_H_BLANK_1);
+ DUMPREG(HDMI_V13_V_BLANK_0);
+ DUMPREG(HDMI_V13_V_BLANK_1);
+ DUMPREG(HDMI_V13_V_BLANK_2);
+ DUMPREG(HDMI_V13_H_V_LINE_0);
+ DUMPREG(HDMI_V13_H_V_LINE_1);
+ DUMPREG(HDMI_V13_H_V_LINE_2);
+ DUMPREG(HDMI_VSYNC_POL);
+ DUMPREG(HDMI_INT_PRO_MODE);
+ DUMPREG(HDMI_V13_V_BLANK_F_0);
+ DUMPREG(HDMI_V13_V_BLANK_F_1);
+ DUMPREG(HDMI_V13_V_BLANK_F_2);
+ DUMPREG(HDMI_V13_H_SYNC_GEN_0);
+ DUMPREG(HDMI_V13_H_SYNC_GEN_1);
+ DUMPREG(HDMI_V13_H_SYNC_GEN_2);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_1_0);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_1_1);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_1_2);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_2_0);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_2_1);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_2_2);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_3_0);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_3_1);
+ DUMPREG(HDMI_V13_V_SYNC_GEN_3_2);
+
+ DRM_DEBUG_KMS("%s: ---- TG REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_TG_CMD);
+ DUMPREG(HDMI_TG_H_FSZ_L);
+ DUMPREG(HDMI_TG_H_FSZ_H);
+ DUMPREG(HDMI_TG_HACT_ST_L);
+ DUMPREG(HDMI_TG_HACT_ST_H);
+ DUMPREG(HDMI_TG_HACT_SZ_L);
+ DUMPREG(HDMI_TG_HACT_SZ_H);
+ DUMPREG(HDMI_TG_V_FSZ_L);
+ DUMPREG(HDMI_TG_V_FSZ_H);
+ DUMPREG(HDMI_TG_VSYNC_L);
+ DUMPREG(HDMI_TG_VSYNC_H);
+ DUMPREG(HDMI_TG_VSYNC2_L);
+ DUMPREG(HDMI_TG_VSYNC2_H);
+ DUMPREG(HDMI_TG_VACT_ST_L);
+ DUMPREG(HDMI_TG_VACT_ST_H);
+ DUMPREG(HDMI_TG_VACT_SZ_L);
+ DUMPREG(HDMI_TG_VACT_SZ_H);
+ DUMPREG(HDMI_TG_FIELD_CHG_L);
+ DUMPREG(HDMI_TG_FIELD_CHG_H);
+ DUMPREG(HDMI_TG_VACT_ST2_L);
+ DUMPREG(HDMI_TG_VACT_ST2_H);
+ DUMPREG(HDMI_TG_VSYNC_TOP_HDMI_L);
+ DUMPREG(HDMI_TG_VSYNC_TOP_HDMI_H);
+ DUMPREG(HDMI_TG_VSYNC_BOT_HDMI_L);
+ DUMPREG(HDMI_TG_VSYNC_BOT_HDMI_H);
+ DUMPREG(HDMI_TG_FIELD_TOP_HDMI_L);
+ DUMPREG(HDMI_TG_FIELD_TOP_HDMI_H);
+ DUMPREG(HDMI_TG_FIELD_BOT_HDMI_L);
+ DUMPREG(HDMI_TG_FIELD_BOT_HDMI_H);
+#undef DUMPREG
+}
+
+static void hdmi_v14_regs_dump(struct hdmi_context *hdata, char *prefix)
+{
+ int i;
+
+#define DUMPREG(reg_id) \
+ DRM_DEBUG_KMS("%s:" #reg_id " = %08x\n", prefix, \
+ readl(hdata->regs + reg_id))
+
+ DRM_DEBUG_KMS("%s: ---- CONTROL REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_INTC_CON);
+ DUMPREG(HDMI_INTC_FLAG);
+ DUMPREG(HDMI_HPD_STATUS);
+ DUMPREG(HDMI_INTC_CON_1);
+ DUMPREG(HDMI_INTC_FLAG_1);
+ DUMPREG(HDMI_PHY_STATUS_0);
+ DUMPREG(HDMI_PHY_STATUS_PLL);
+ DUMPREG(HDMI_PHY_CON_0);
+ DUMPREG(HDMI_PHY_RSTOUT);
+ DUMPREG(HDMI_PHY_VPLL);
+ DUMPREG(HDMI_PHY_CMU);
+ DUMPREG(HDMI_CORE_RSTOUT);
+
+ DRM_DEBUG_KMS("%s: ---- CORE REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_CON_0);
+ DUMPREG(HDMI_CON_1);
+ DUMPREG(HDMI_CON_2);
+ DUMPREG(HDMI_SYS_STATUS);
+ DUMPREG(HDMI_PHY_STATUS_0);
+ DUMPREG(HDMI_STATUS_EN);
+ DUMPREG(HDMI_HPD);
+ DUMPREG(HDMI_MODE_SEL);
+ DUMPREG(HDMI_ENC_EN);
+ DUMPREG(HDMI_DC_CONTROL);
+ DUMPREG(HDMI_VIDEO_PATTERN_GEN);
+
+ DRM_DEBUG_KMS("%s: ---- CORE SYNC REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_H_BLANK_0);
+ DUMPREG(HDMI_H_BLANK_1);
+ DUMPREG(HDMI_V2_BLANK_0);
+ DUMPREG(HDMI_V2_BLANK_1);
+ DUMPREG(HDMI_V1_BLANK_0);
+ DUMPREG(HDMI_V1_BLANK_1);
+ DUMPREG(HDMI_V_LINE_0);
+ DUMPREG(HDMI_V_LINE_1);
+ DUMPREG(HDMI_H_LINE_0);
+ DUMPREG(HDMI_H_LINE_1);
+ DUMPREG(HDMI_HSYNC_POL);
+
+ DUMPREG(HDMI_VSYNC_POL);
+ DUMPREG(HDMI_INT_PRO_MODE);
+ DUMPREG(HDMI_V_BLANK_F0_0);
+ DUMPREG(HDMI_V_BLANK_F0_1);
+ DUMPREG(HDMI_V_BLANK_F1_0);
+ DUMPREG(HDMI_V_BLANK_F1_1);
+
+ DUMPREG(HDMI_H_SYNC_START_0);
+ DUMPREG(HDMI_H_SYNC_START_1);
+ DUMPREG(HDMI_H_SYNC_END_0);
+ DUMPREG(HDMI_H_SYNC_END_1);
+
+ DUMPREG(HDMI_V_SYNC_LINE_BEF_2_0);
+ DUMPREG(HDMI_V_SYNC_LINE_BEF_2_1);
+ DUMPREG(HDMI_V_SYNC_LINE_BEF_1_0);
+ DUMPREG(HDMI_V_SYNC_LINE_BEF_1_1);
+
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_2_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_2_1);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_1_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_1_1);
+
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_2_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_2_1);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_1_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_1_1);
+
+ DUMPREG(HDMI_V_BLANK_F2_0);
+ DUMPREG(HDMI_V_BLANK_F2_1);
+ DUMPREG(HDMI_V_BLANK_F3_0);
+ DUMPREG(HDMI_V_BLANK_F3_1);
+ DUMPREG(HDMI_V_BLANK_F4_0);
+ DUMPREG(HDMI_V_BLANK_F4_1);
+ DUMPREG(HDMI_V_BLANK_F5_0);
+ DUMPREG(HDMI_V_BLANK_F5_1);
+
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_3_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_3_1);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_4_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_4_1);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_5_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_5_1);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_6_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_6_1);
+
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_3_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_3_1);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_4_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_4_1);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_5_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_5_1);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_6_0);
+ DUMPREG(HDMI_V_SYNC_LINE_AFT_PXL_6_1);
+
+ DUMPREG(HDMI_VACT_SPACE_1_0);
+ DUMPREG(HDMI_VACT_SPACE_1_1);
+ DUMPREG(HDMI_VACT_SPACE_2_0);
+ DUMPREG(HDMI_VACT_SPACE_2_1);
+ DUMPREG(HDMI_VACT_SPACE_3_0);
+ DUMPREG(HDMI_VACT_SPACE_3_1);
+ DUMPREG(HDMI_VACT_SPACE_4_0);
+ DUMPREG(HDMI_VACT_SPACE_4_1);
+ DUMPREG(HDMI_VACT_SPACE_5_0);
+ DUMPREG(HDMI_VACT_SPACE_5_1);
+ DUMPREG(HDMI_VACT_SPACE_6_0);
+ DUMPREG(HDMI_VACT_SPACE_6_1);
+
+ DRM_DEBUG_KMS("%s: ---- TG REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_TG_CMD);
+ DUMPREG(HDMI_TG_H_FSZ_L);
+ DUMPREG(HDMI_TG_H_FSZ_H);
+ DUMPREG(HDMI_TG_HACT_ST_L);
+ DUMPREG(HDMI_TG_HACT_ST_H);
+ DUMPREG(HDMI_TG_HACT_SZ_L);
+ DUMPREG(HDMI_TG_HACT_SZ_H);
+ DUMPREG(HDMI_TG_V_FSZ_L);
+ DUMPREG(HDMI_TG_V_FSZ_H);
+ DUMPREG(HDMI_TG_VSYNC_L);
+ DUMPREG(HDMI_TG_VSYNC_H);
+ DUMPREG(HDMI_TG_VSYNC2_L);
+ DUMPREG(HDMI_TG_VSYNC2_H);
+ DUMPREG(HDMI_TG_VACT_ST_L);
+ DUMPREG(HDMI_TG_VACT_ST_H);
+ DUMPREG(HDMI_TG_VACT_SZ_L);
+ DUMPREG(HDMI_TG_VACT_SZ_H);
+ DUMPREG(HDMI_TG_FIELD_CHG_L);
+ DUMPREG(HDMI_TG_FIELD_CHG_H);
+ DUMPREG(HDMI_TG_VACT_ST2_L);
+ DUMPREG(HDMI_TG_VACT_ST2_H);
+ DUMPREG(HDMI_TG_VACT_ST3_L);
+ DUMPREG(HDMI_TG_VACT_ST3_H);
+ DUMPREG(HDMI_TG_VACT_ST4_L);
+ DUMPREG(HDMI_TG_VACT_ST4_H);
+ DUMPREG(HDMI_TG_VSYNC_TOP_HDMI_L);
+ DUMPREG(HDMI_TG_VSYNC_TOP_HDMI_H);
+ DUMPREG(HDMI_TG_VSYNC_BOT_HDMI_L);
+ DUMPREG(HDMI_TG_VSYNC_BOT_HDMI_H);
+ DUMPREG(HDMI_TG_FIELD_TOP_HDMI_L);
+ DUMPREG(HDMI_TG_FIELD_TOP_HDMI_H);
+ DUMPREG(HDMI_TG_FIELD_BOT_HDMI_L);
+ DUMPREG(HDMI_TG_FIELD_BOT_HDMI_H);
+ DUMPREG(HDMI_TG_3D);
+
+ DRM_DEBUG_KMS("%s: ---- PACKET REGISTERS ----\n", prefix);
+ DUMPREG(HDMI_AVI_CON);
+ DUMPREG(HDMI_AVI_HEADER0);
+ DUMPREG(HDMI_AVI_HEADER1);
+ DUMPREG(HDMI_AVI_HEADER2);
+ DUMPREG(HDMI_AVI_CHECK_SUM);
+ DUMPREG(HDMI_VSI_CON);
+ DUMPREG(HDMI_VSI_HEADER0);
+ DUMPREG(HDMI_VSI_HEADER1);
+ DUMPREG(HDMI_VSI_HEADER2);
+ for (i = 0; i < 7; ++i)
+ DUMPREG(HDMI_VSI_DATA(i));
+
+#undef DUMPREG
+}
+
+static void hdmi_regs_dump(struct hdmi_context *hdata, char *prefix)
+{
+ if (hdata->type == HDMI_TYPE13)
+ hdmi_v13_regs_dump(hdata, prefix);
+ else
+ hdmi_v14_regs_dump(hdata, prefix);
+}
+
+static u8 hdmi_chksum(struct hdmi_context *hdata,
+ u32 start, u8 len, u32 hdr_sum)
+{
+ int i;
+
+ /* hdr_sum : header0 + header1 + header2
+ * start : start address of packet byte1
+ * len : packet bytes - 1 */
+ for (i = 0; i < len; ++i)
+ hdr_sum += 0xff & hdmi_reg_read(hdata, start + i * 4);
+
+ /* return 2's complement of 8 bit hdr_sum */
+ return (u8)(~(hdr_sum & 0xff) + 1);
+}
+
+static void hdmi_reg_infoframe(struct hdmi_context *hdata,
+ union hdmi_infoframe *infoframe)
+{
+ u32 hdr_sum;
+ u8 chksum;
+ u32 mod;
+ u32 vic;
+
+ mod = hdmi_reg_read(hdata, HDMI_MODE_SEL);
+ if (hdata->dvi_mode) {
+ hdmi_reg_writeb(hdata, HDMI_VSI_CON,
+ HDMI_VSI_CON_DO_NOT_TRANSMIT);
+ hdmi_reg_writeb(hdata, HDMI_AVI_CON,
+ HDMI_AVI_CON_DO_NOT_TRANSMIT);
+ hdmi_reg_writeb(hdata, HDMI_AUI_CON, HDMI_AUI_CON_NO_TRAN);
+ return;
+ }
+
+ switch (infoframe->any.type) {
+ case HDMI_INFOFRAME_TYPE_AVI:
+ hdmi_reg_writeb(hdata, HDMI_AVI_CON, HDMI_AVI_CON_EVERY_VSYNC);
+ hdmi_reg_writeb(hdata, HDMI_AVI_HEADER0, infoframe->any.type);
+ hdmi_reg_writeb(hdata, HDMI_AVI_HEADER1,
+ infoframe->any.version);
+ hdmi_reg_writeb(hdata, HDMI_AVI_HEADER2, infoframe->any.length);
+ hdr_sum = infoframe->any.type + infoframe->any.version +
+ infoframe->any.length;
+
+ /* Output format zero hardcoded ,RGB YBCR selection */
+ hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(1), 0 << 5 |
+ AVI_ACTIVE_FORMAT_VALID |
+ AVI_UNDERSCANNED_DISPLAY_VALID);
+
+ /*
+ * Set the aspect ratio as per the mode, mentioned in
+ * Table 9 AVI InfoFrame Data Byte 2 of CEA-861-D Standard
+ */
+ switch (hdata->mode_conf.aspect_ratio) {
+ case HDMI_PICTURE_ASPECT_4_3:
+ hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(2),
+ hdata->mode_conf.aspect_ratio |
+ AVI_4_3_CENTER_RATIO);
+ break;
+ case HDMI_PICTURE_ASPECT_16_9:
+ hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(2),
+ hdata->mode_conf.aspect_ratio |
+ AVI_16_9_CENTER_RATIO);
+ break;
+ case HDMI_PICTURE_ASPECT_NONE:
+ default:
+ hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(2),
+ hdata->mode_conf.aspect_ratio |
+ AVI_SAME_AS_PIC_ASPECT_RATIO);
+ break;
+ }
+
+ vic = hdata->mode_conf.cea_video_id;
+ hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(4), vic);
+
+ chksum = hdmi_chksum(hdata, HDMI_AVI_BYTE(1),
+ infoframe->any.length, hdr_sum);
+ DRM_DEBUG_KMS("AVI checksum = 0x%x\n", chksum);
+ hdmi_reg_writeb(hdata, HDMI_AVI_CHECK_SUM, chksum);
+ break;
+ case HDMI_INFOFRAME_TYPE_AUDIO:
+ hdmi_reg_writeb(hdata, HDMI_AUI_CON, 0x02);
+ hdmi_reg_writeb(hdata, HDMI_AUI_HEADER0, infoframe->any.type);
+ hdmi_reg_writeb(hdata, HDMI_AUI_HEADER1,
+ infoframe->any.version);
+ hdmi_reg_writeb(hdata, HDMI_AUI_HEADER2, infoframe->any.length);
+ hdr_sum = infoframe->any.type + infoframe->any.version +
+ infoframe->any.length;
+ chksum = hdmi_chksum(hdata, HDMI_AUI_BYTE(1),
+ infoframe->any.length, hdr_sum);
+ DRM_DEBUG_KMS("AUI checksum = 0x%x\n", chksum);
+ hdmi_reg_writeb(hdata, HDMI_AUI_CHECK_SUM, chksum);
+ break;
+ default:
+ break;
+ }
+}
+
+static enum drm_connector_status hdmi_detect(struct drm_connector *connector,
+ bool force)
+{
+ struct hdmi_context *hdata = ctx_from_connector(connector);
+
+ hdata->hpd = gpio_get_value(hdata->hpd_gpio);
+
+ return hdata->hpd ? connector_status_connected :
+ connector_status_disconnected;
+}
+
+static void hdmi_connector_destroy(struct drm_connector *connector)
+{
+ drm_connector_unregister(connector);
+ drm_connector_cleanup(connector);
+}
+
+static struct drm_connector_funcs hdmi_connector_funcs = {
+ .dpms = drm_helper_connector_dpms,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .detect = hdmi_detect,
+ .destroy = hdmi_connector_destroy,
+};
+
+static int hdmi_get_modes(struct drm_connector *connector)
+{
+ struct hdmi_context *hdata = ctx_from_connector(connector);
+ struct edid *edid;
+
+ if (!hdata->ddc_adpt)
+ return -ENODEV;
+
+ edid = drm_get_edid(connector, hdata->ddc_adpt);
+ if (!edid)
+ return -ENODEV;
+
+ hdata->dvi_mode = !drm_detect_hdmi_monitor(edid);
+ DRM_DEBUG_KMS("%s : width[%d] x height[%d]\n",
+ (hdata->dvi_mode ? "dvi monitor" : "hdmi monitor"),
+ edid->width_cm, edid->height_cm);
+
+ drm_mode_connector_update_edid_property(connector, edid);
+
+ return drm_add_edid_modes(connector, edid);
+}
+
+static int hdmi_find_phy_conf(struct hdmi_context *hdata, u32 pixel_clock)
+{
+ int i;
+
+ for (i = 0; i < hdata->phy_conf_count; i++)
+ if (hdata->phy_confs[i].pixel_clock == pixel_clock)
+ return i;
+
+ DRM_DEBUG_KMS("Could not find phy config for %d\n", pixel_clock);
+ return -EINVAL;
+}
+
+static int hdmi_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
+{
+ struct hdmi_context *hdata = ctx_from_connector(connector);
+ int ret;
+
+ DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%d clock=%d\n",
+ mode->hdisplay, mode->vdisplay, mode->vrefresh,
+ (mode->flags & DRM_MODE_FLAG_INTERLACE) ? true :
+ false, mode->clock * 1000);
+
+ ret = mixer_check_mode(mode);
+ if (ret)
+ return MODE_BAD;
+
+ ret = hdmi_find_phy_conf(hdata, mode->clock * 1000);
+ if (ret < 0)
+ return MODE_BAD;
+
+ return MODE_OK;
+}
+
+static struct drm_encoder *hdmi_best_encoder(struct drm_connector *connector)
+{
+ struct hdmi_context *hdata = ctx_from_connector(connector);
+
+ return hdata->encoder;
+}
+
+static struct drm_connector_helper_funcs hdmi_connector_helper_funcs = {
+ .get_modes = hdmi_get_modes,
+ .mode_valid = hdmi_mode_valid,
+ .best_encoder = hdmi_best_encoder,
+};
+
+static int hdmi_create_connector(struct exynos_drm_display *display,
+ struct drm_encoder *encoder)
+{
+ struct hdmi_context *hdata = display_to_hdmi(display);
+ struct drm_connector *connector = &hdata->connector;
+ int ret;
+
+ hdata->encoder = encoder;
+ connector->interlace_allowed = true;
+ connector->polled = DRM_CONNECTOR_POLL_HPD;
+
+ ret = drm_connector_init(hdata->drm_dev, connector,
+ &hdmi_connector_funcs, DRM_MODE_CONNECTOR_HDMIA);
+ if (ret) {
+ DRM_ERROR("Failed to initialize connector with drm\n");
+ return ret;
+ }
+
+ drm_connector_helper_add(connector, &hdmi_connector_helper_funcs);
+ drm_connector_register(connector);
+ drm_mode_connector_attach_encoder(connector, encoder);
+
+ return 0;
+}
+
+static void hdmi_mode_fixup(struct exynos_drm_display *display,
+ struct drm_connector *connector,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct drm_display_mode *m;
+ int mode_ok;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ drm_mode_set_crtcinfo(adjusted_mode, 0);
+
+ mode_ok = hdmi_mode_valid(connector, adjusted_mode);
+
+ /* just return if user desired mode exists. */
+ if (mode_ok == MODE_OK)
+ return;
+
+ /*
+ * otherwise, find the most suitable mode among modes and change it
+ * to adjusted_mode.
+ */
+ list_for_each_entry(m, &connector->modes, head) {
+ mode_ok = hdmi_mode_valid(connector, m);
+
+ if (mode_ok == MODE_OK) {
+ DRM_INFO("desired mode doesn't exist so\n");
+ DRM_INFO("use the most suitable mode among modes.\n");
+
+ DRM_DEBUG_KMS("Adjusted Mode: [%d]x[%d] [%d]Hz\n",
+ m->hdisplay, m->vdisplay, m->vrefresh);
+
+ drm_mode_copy(adjusted_mode, m);
+ break;
+ }
+ }
+}
+
+static void hdmi_set_acr(u32 freq, u8 *acr)
+{
+ u32 n, cts;
+
+ switch (freq) {
+ case 32000:
+ n = 4096;
+ cts = 27000;
+ break;
+ case 44100:
+ n = 6272;
+ cts = 30000;
+ break;
+ case 88200:
+ n = 12544;
+ cts = 30000;
+ break;
+ case 176400:
+ n = 25088;
+ cts = 30000;
+ break;
+ case 48000:
+ n = 6144;
+ cts = 27000;
+ break;
+ case 96000:
+ n = 12288;
+ cts = 27000;
+ break;
+ case 192000:
+ n = 24576;
+ cts = 27000;
+ break;
+ default:
+ n = 0;
+ cts = 0;
+ break;
+ }
+
+ acr[1] = cts >> 16;
+ acr[2] = cts >> 8 & 0xff;
+ acr[3] = cts & 0xff;
+
+ acr[4] = n >> 16;
+ acr[5] = n >> 8 & 0xff;
+ acr[6] = n & 0xff;
+}
+
+static void hdmi_reg_acr(struct hdmi_context *hdata, u8 *acr)
+{
+ hdmi_reg_writeb(hdata, HDMI_ACR_N0, acr[6]);
+ hdmi_reg_writeb(hdata, HDMI_ACR_N1, acr[5]);
+ hdmi_reg_writeb(hdata, HDMI_ACR_N2, acr[4]);
+ hdmi_reg_writeb(hdata, HDMI_ACR_MCTS0, acr[3]);
+ hdmi_reg_writeb(hdata, HDMI_ACR_MCTS1, acr[2]);
+ hdmi_reg_writeb(hdata, HDMI_ACR_MCTS2, acr[1]);
+ hdmi_reg_writeb(hdata, HDMI_ACR_CTS0, acr[3]);
+ hdmi_reg_writeb(hdata, HDMI_ACR_CTS1, acr[2]);
+ hdmi_reg_writeb(hdata, HDMI_ACR_CTS2, acr[1]);
+
+ if (hdata->type == HDMI_TYPE13)
+ hdmi_reg_writeb(hdata, HDMI_V13_ACR_CON, 4);
+ else
+ hdmi_reg_writeb(hdata, HDMI_ACR_CON, 4);
+}
+
+static void hdmi_audio_init(struct hdmi_context *hdata)
+{
+ u32 sample_rate, bits_per_sample;
+ u32 data_num, bit_ch, sample_frq;
+ u32 val;
+ u8 acr[7];
+
+ sample_rate = 44100;
+ bits_per_sample = 16;
+
+ switch (bits_per_sample) {
+ case 20:
+ data_num = 2;
+ bit_ch = 1;
+ break;
+ case 24:
+ data_num = 3;
+ bit_ch = 1;
+ break;
+ default:
+ data_num = 1;
+ bit_ch = 0;
+ break;
+ }
+
+ hdmi_set_acr(sample_rate, acr);
+ hdmi_reg_acr(hdata, acr);
+
+ hdmi_reg_writeb(hdata, HDMI_I2S_MUX_CON, HDMI_I2S_IN_DISABLE
+ | HDMI_I2S_AUD_I2S | HDMI_I2S_CUV_I2S_ENABLE
+ | HDMI_I2S_MUX_ENABLE);
+
+ hdmi_reg_writeb(hdata, HDMI_I2S_MUX_CH, HDMI_I2S_CH0_EN
+ | HDMI_I2S_CH1_EN | HDMI_I2S_CH2_EN);
+
+ hdmi_reg_writeb(hdata, HDMI_I2S_MUX_CUV, HDMI_I2S_CUV_RL_EN);
+
+ sample_frq = (sample_rate == 44100) ? 0 :
+ (sample_rate == 48000) ? 2 :
+ (sample_rate == 32000) ? 3 :
+ (sample_rate == 96000) ? 0xa : 0x0;
+
+ hdmi_reg_writeb(hdata, HDMI_I2S_CLK_CON, HDMI_I2S_CLK_DIS);
+ hdmi_reg_writeb(hdata, HDMI_I2S_CLK_CON, HDMI_I2S_CLK_EN);
+
+ val = hdmi_reg_read(hdata, HDMI_I2S_DSD_CON) | 0x01;
+ hdmi_reg_writeb(hdata, HDMI_I2S_DSD_CON, val);
+
+ /* Configuration I2S input ports. Configure I2S_PIN_SEL_0~4 */
+ hdmi_reg_writeb(hdata, HDMI_I2S_PIN_SEL_0, HDMI_I2S_SEL_SCLK(5)
+ | HDMI_I2S_SEL_LRCK(6));
+ hdmi_reg_writeb(hdata, HDMI_I2S_PIN_SEL_1, HDMI_I2S_SEL_SDATA1(1)
+ | HDMI_I2S_SEL_SDATA2(4));
+ hdmi_reg_writeb(hdata, HDMI_I2S_PIN_SEL_2, HDMI_I2S_SEL_SDATA3(1)
+ | HDMI_I2S_SEL_SDATA2(2));
+ hdmi_reg_writeb(hdata, HDMI_I2S_PIN_SEL_3, HDMI_I2S_SEL_DSD(0));
+
+ /* I2S_CON_1 & 2 */
+ hdmi_reg_writeb(hdata, HDMI_I2S_CON_1, HDMI_I2S_SCLK_FALLING_EDGE
+ | HDMI_I2S_L_CH_LOW_POL);
+ hdmi_reg_writeb(hdata, HDMI_I2S_CON_2, HDMI_I2S_MSB_FIRST_MODE
+ | HDMI_I2S_SET_BIT_CH(bit_ch)
+ | HDMI_I2S_SET_SDATA_BIT(data_num)
+ | HDMI_I2S_BASIC_FORMAT);
+
+ /* Configure register related to CUV information */
+ hdmi_reg_writeb(hdata, HDMI_I2S_CH_ST_0, HDMI_I2S_CH_STATUS_MODE_0
+ | HDMI_I2S_2AUD_CH_WITHOUT_PREEMPH
+ | HDMI_I2S_COPYRIGHT
+ | HDMI_I2S_LINEAR_PCM
+ | HDMI_I2S_CONSUMER_FORMAT);
+ hdmi_reg_writeb(hdata, HDMI_I2S_CH_ST_1, HDMI_I2S_CD_PLAYER);
+ hdmi_reg_writeb(hdata, HDMI_I2S_CH_ST_2, HDMI_I2S_SET_SOURCE_NUM(0));
+ hdmi_reg_writeb(hdata, HDMI_I2S_CH_ST_3, HDMI_I2S_CLK_ACCUR_LEVEL_2
+ | HDMI_I2S_SET_SMP_FREQ(sample_frq));
+ hdmi_reg_writeb(hdata, HDMI_I2S_CH_ST_4,
+ HDMI_I2S_ORG_SMP_FREQ_44_1
+ | HDMI_I2S_WORD_LEN_MAX24_24BITS
+ | HDMI_I2S_WORD_LEN_MAX_24BITS);
+
+ hdmi_reg_writeb(hdata, HDMI_I2S_CH_ST_CON, HDMI_I2S_CH_STATUS_RELOAD);
+}
+
+static void hdmi_audio_control(struct hdmi_context *hdata, bool onoff)
+{
+ if (hdata->dvi_mode)
+ return;
+
+ hdmi_reg_writeb(hdata, HDMI_AUI_CON, onoff ? 2 : 0);
+ hdmi_reg_writemask(hdata, HDMI_CON_0, onoff ?
+ HDMI_ASP_EN : HDMI_ASP_DIS, HDMI_ASP_MASK);
+}
+
+static void hdmi_start(struct hdmi_context *hdata, bool start)
+{
+ u32 val = start ? HDMI_TG_EN : 0;
+
+ if (hdata->current_mode.flags & DRM_MODE_FLAG_INTERLACE)
+ val |= HDMI_FIELD_EN;
+
+ hdmi_reg_writemask(hdata, HDMI_CON_0, val, HDMI_EN);
+ hdmi_reg_writemask(hdata, HDMI_TG_CMD, val, HDMI_TG_EN | HDMI_FIELD_EN);
+}
+
+static void hdmi_conf_init(struct hdmi_context *hdata)
+{
+ union hdmi_infoframe infoframe;
+
+ /* disable HPD interrupts from HDMI IP block, use GPIO instead */
+ hdmi_reg_writemask(hdata, HDMI_INTC_CON, 0, HDMI_INTC_EN_GLOBAL |
+ HDMI_INTC_EN_HPD_PLUG | HDMI_INTC_EN_HPD_UNPLUG);
+
+ /* choose HDMI mode */
+ hdmi_reg_writemask(hdata, HDMI_MODE_SEL,
+ HDMI_MODE_HDMI_EN, HDMI_MODE_MASK);
+ /* Apply Video preable and Guard band in HDMI mode only */
+ hdmi_reg_writeb(hdata, HDMI_CON_2, 0);
+ /* disable bluescreen */
+ hdmi_reg_writemask(hdata, HDMI_CON_0, 0, HDMI_BLUE_SCR_EN);
+
+ if (hdata->dvi_mode) {
+ /* choose DVI mode */
+ hdmi_reg_writemask(hdata, HDMI_MODE_SEL,
+ HDMI_MODE_DVI_EN, HDMI_MODE_MASK);
+ hdmi_reg_writeb(hdata, HDMI_CON_2,
+ HDMI_VID_PREAMBLE_DIS | HDMI_GUARD_BAND_DIS);
+ }
+
+ if (hdata->type == HDMI_TYPE13) {
+ /* choose bluescreen (fecal) color */
+ hdmi_reg_writeb(hdata, HDMI_V13_BLUE_SCREEN_0, 0x12);
+ hdmi_reg_writeb(hdata, HDMI_V13_BLUE_SCREEN_1, 0x34);
+ hdmi_reg_writeb(hdata, HDMI_V13_BLUE_SCREEN_2, 0x56);
+
+ /* enable AVI packet every vsync, fixes purple line problem */
+ hdmi_reg_writeb(hdata, HDMI_V13_AVI_CON, 0x02);
+ /* force RGB, look to CEA-861-D, table 7 for more detail */
+ hdmi_reg_writeb(hdata, HDMI_V13_AVI_BYTE(0), 0 << 5);
+ hdmi_reg_writemask(hdata, HDMI_CON_1, 0x10 << 5, 0x11 << 5);
+
+ hdmi_reg_writeb(hdata, HDMI_V13_SPD_CON, 0x02);
+ hdmi_reg_writeb(hdata, HDMI_V13_AUI_CON, 0x02);
+ hdmi_reg_writeb(hdata, HDMI_V13_ACR_CON, 0x04);
+ } else {
+ infoframe.any.type = HDMI_INFOFRAME_TYPE_AVI;
+ infoframe.any.version = HDMI_AVI_VERSION;
+ infoframe.any.length = HDMI_AVI_LENGTH;
+ hdmi_reg_infoframe(hdata, &infoframe);
+
+ infoframe.any.type = HDMI_INFOFRAME_TYPE_AUDIO;
+ infoframe.any.version = HDMI_AUI_VERSION;
+ infoframe.any.length = HDMI_AUI_LENGTH;
+ hdmi_reg_infoframe(hdata, &infoframe);
+
+ /* enable AVI packet every vsync, fixes purple line problem */
+ hdmi_reg_writemask(hdata, HDMI_CON_1, 2, 3 << 5);
+ }
+}
+
+static void hdmi_v13_mode_apply(struct hdmi_context *hdata)
+{
+ const struct hdmi_tg_regs *tg = &hdata->mode_conf.conf.v13_conf.tg;
+ const struct hdmi_v13_core_regs *core =
+ &hdata->mode_conf.conf.v13_conf.core;
+ int tries;
+
+ /* setting core registers */
+ hdmi_reg_writeb(hdata, HDMI_H_BLANK_0, core->h_blank[0]);
+ hdmi_reg_writeb(hdata, HDMI_H_BLANK_1, core->h_blank[1]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_0, core->v_blank[0]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_1, core->v_blank[1]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_2, core->v_blank[2]);
+ hdmi_reg_writeb(hdata, HDMI_V13_H_V_LINE_0, core->h_v_line[0]);
+ hdmi_reg_writeb(hdata, HDMI_V13_H_V_LINE_1, core->h_v_line[1]);
+ hdmi_reg_writeb(hdata, HDMI_V13_H_V_LINE_2, core->h_v_line[2]);
+ hdmi_reg_writeb(hdata, HDMI_VSYNC_POL, core->vsync_pol[0]);
+ hdmi_reg_writeb(hdata, HDMI_INT_PRO_MODE, core->int_pro_mode[0]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_F_0, core->v_blank_f[0]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_F_1, core->v_blank_f[1]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_F_2, core->v_blank_f[2]);
+ hdmi_reg_writeb(hdata, HDMI_V13_H_SYNC_GEN_0, core->h_sync_gen[0]);
+ hdmi_reg_writeb(hdata, HDMI_V13_H_SYNC_GEN_1, core->h_sync_gen[1]);
+ hdmi_reg_writeb(hdata, HDMI_V13_H_SYNC_GEN_2, core->h_sync_gen[2]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_1_0, core->v_sync_gen1[0]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_1_1, core->v_sync_gen1[1]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_1_2, core->v_sync_gen1[2]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_2_0, core->v_sync_gen2[0]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_2_1, core->v_sync_gen2[1]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_2_2, core->v_sync_gen2[2]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_3_0, core->v_sync_gen3[0]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_3_1, core->v_sync_gen3[1]);
+ hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_3_2, core->v_sync_gen3[2]);
+ /* Timing generator registers */
+ hdmi_reg_writeb(hdata, HDMI_TG_H_FSZ_L, tg->h_fsz[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_H_FSZ_H, tg->h_fsz[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_HACT_ST_L, tg->hact_st[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_HACT_ST_H, tg->hact_st[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_HACT_SZ_L, tg->hact_sz[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_HACT_SZ_H, tg->hact_sz[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_V_FSZ_L, tg->v_fsz[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_V_FSZ_H, tg->v_fsz[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_L, tg->vsync[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_H, tg->vsync[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC2_L, tg->vsync2[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC2_H, tg->vsync2[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST_L, tg->vact_st[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST_H, tg->vact_st[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_SZ_L, tg->vact_sz[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_SZ_H, tg->vact_sz[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_CHG_L, tg->field_chg[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_CHG_H, tg->field_chg[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST2_L, tg->vact_st2[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST2_H, tg->vact_st2[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_TOP_HDMI_L, tg->vsync_top_hdmi[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_TOP_HDMI_H, tg->vsync_top_hdmi[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_BOT_HDMI_L, tg->vsync_bot_hdmi[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_BOT_HDMI_H, tg->vsync_bot_hdmi[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_TOP_HDMI_L, tg->field_top_hdmi[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_TOP_HDMI_H, tg->field_top_hdmi[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_BOT_HDMI_L, tg->field_bot_hdmi[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_BOT_HDMI_H, tg->field_bot_hdmi[1]);
+
+ /* waiting for HDMIPHY's PLL to get to steady state */
+ for (tries = 100; tries; --tries) {
+ u32 val = hdmi_reg_read(hdata, HDMI_V13_PHY_STATUS);
+ if (val & HDMI_PHY_STATUS_READY)
+ break;
+ usleep_range(1000, 2000);
+ }
+ /* steady state not achieved */
+ if (tries == 0) {
+ DRM_ERROR("hdmiphy's pll could not reach steady state.\n");
+ hdmi_regs_dump(hdata, "timing apply");
+ }
+
+ clk_disable_unprepare(hdata->res.sclk_hdmi);
+ clk_set_parent(hdata->res.mout_hdmi, hdata->res.sclk_hdmiphy);
+ clk_prepare_enable(hdata->res.sclk_hdmi);
+
+ /* enable HDMI and timing generator */
+ hdmi_start(hdata, true);
+}
+
+static void hdmi_v14_mode_apply(struct hdmi_context *hdata)
+{
+ const struct hdmi_tg_regs *tg = &hdata->mode_conf.conf.v14_conf.tg;
+ const struct hdmi_v14_core_regs *core =
+ &hdata->mode_conf.conf.v14_conf.core;
+ int tries;
+
+ /* setting core registers */
+ hdmi_reg_writeb(hdata, HDMI_H_BLANK_0, core->h_blank[0]);
+ hdmi_reg_writeb(hdata, HDMI_H_BLANK_1, core->h_blank[1]);
+ hdmi_reg_writeb(hdata, HDMI_V2_BLANK_0, core->v2_blank[0]);
+ hdmi_reg_writeb(hdata, HDMI_V2_BLANK_1, core->v2_blank[1]);
+ hdmi_reg_writeb(hdata, HDMI_V1_BLANK_0, core->v1_blank[0]);
+ hdmi_reg_writeb(hdata, HDMI_V1_BLANK_1, core->v1_blank[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_LINE_0, core->v_line[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_LINE_1, core->v_line[1]);
+ hdmi_reg_writeb(hdata, HDMI_H_LINE_0, core->h_line[0]);
+ hdmi_reg_writeb(hdata, HDMI_H_LINE_1, core->h_line[1]);
+ hdmi_reg_writeb(hdata, HDMI_HSYNC_POL, core->hsync_pol[0]);
+ hdmi_reg_writeb(hdata, HDMI_VSYNC_POL, core->vsync_pol[0]);
+ hdmi_reg_writeb(hdata, HDMI_INT_PRO_MODE, core->int_pro_mode[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F0_0, core->v_blank_f0[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F0_1, core->v_blank_f0[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F1_0, core->v_blank_f1[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F1_1, core->v_blank_f1[1]);
+ hdmi_reg_writeb(hdata, HDMI_H_SYNC_START_0, core->h_sync_start[0]);
+ hdmi_reg_writeb(hdata, HDMI_H_SYNC_START_1, core->h_sync_start[1]);
+ hdmi_reg_writeb(hdata, HDMI_H_SYNC_END_0, core->h_sync_end[0]);
+ hdmi_reg_writeb(hdata, HDMI_H_SYNC_END_1, core->h_sync_end[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_BEF_2_0,
+ core->v_sync_line_bef_2[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_BEF_2_1,
+ core->v_sync_line_bef_2[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_BEF_1_0,
+ core->v_sync_line_bef_1[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_BEF_1_1,
+ core->v_sync_line_bef_1[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_2_0,
+ core->v_sync_line_aft_2[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_2_1,
+ core->v_sync_line_aft_2[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_1_0,
+ core->v_sync_line_aft_1[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_1_1,
+ core->v_sync_line_aft_1[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_2_0,
+ core->v_sync_line_aft_pxl_2[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_2_1,
+ core->v_sync_line_aft_pxl_2[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_1_0,
+ core->v_sync_line_aft_pxl_1[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_1_1,
+ core->v_sync_line_aft_pxl_1[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F2_0, core->v_blank_f2[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F2_1, core->v_blank_f2[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F3_0, core->v_blank_f3[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F3_1, core->v_blank_f3[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F4_0, core->v_blank_f4[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F4_1, core->v_blank_f4[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F5_0, core->v_blank_f5[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_BLANK_F5_1, core->v_blank_f5[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_3_0,
+ core->v_sync_line_aft_3[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_3_1,
+ core->v_sync_line_aft_3[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_4_0,
+ core->v_sync_line_aft_4[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_4_1,
+ core->v_sync_line_aft_4[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_5_0,
+ core->v_sync_line_aft_5[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_5_1,
+ core->v_sync_line_aft_5[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_6_0,
+ core->v_sync_line_aft_6[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_6_1,
+ core->v_sync_line_aft_6[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_3_0,
+ core->v_sync_line_aft_pxl_3[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_3_1,
+ core->v_sync_line_aft_pxl_3[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_4_0,
+ core->v_sync_line_aft_pxl_4[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_4_1,
+ core->v_sync_line_aft_pxl_4[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_5_0,
+ core->v_sync_line_aft_pxl_5[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_5_1,
+ core->v_sync_line_aft_pxl_5[1]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_6_0,
+ core->v_sync_line_aft_pxl_6[0]);
+ hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_6_1,
+ core->v_sync_line_aft_pxl_6[1]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_1_0, core->vact_space_1[0]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_1_1, core->vact_space_1[1]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_2_0, core->vact_space_2[0]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_2_1, core->vact_space_2[1]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_3_0, core->vact_space_3[0]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_3_1, core->vact_space_3[1]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_4_0, core->vact_space_4[0]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_4_1, core->vact_space_4[1]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_5_0, core->vact_space_5[0]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_5_1, core->vact_space_5[1]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_6_0, core->vact_space_6[0]);
+ hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_6_1, core->vact_space_6[1]);
+
+ /* Timing generator registers */
+ hdmi_reg_writeb(hdata, HDMI_TG_H_FSZ_L, tg->h_fsz[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_H_FSZ_H, tg->h_fsz[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_HACT_ST_L, tg->hact_st[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_HACT_ST_H, tg->hact_st[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_HACT_SZ_L, tg->hact_sz[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_HACT_SZ_H, tg->hact_sz[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_V_FSZ_L, tg->v_fsz[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_V_FSZ_H, tg->v_fsz[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_L, tg->vsync[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_H, tg->vsync[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC2_L, tg->vsync2[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC2_H, tg->vsync2[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST_L, tg->vact_st[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST_H, tg->vact_st[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_SZ_L, tg->vact_sz[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_SZ_H, tg->vact_sz[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_CHG_L, tg->field_chg[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_CHG_H, tg->field_chg[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST2_L, tg->vact_st2[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST2_H, tg->vact_st2[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST3_L, tg->vact_st3[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST3_H, tg->vact_st3[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST4_L, tg->vact_st4[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST4_H, tg->vact_st4[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_TOP_HDMI_L, tg->vsync_top_hdmi[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_TOP_HDMI_H, tg->vsync_top_hdmi[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_BOT_HDMI_L, tg->vsync_bot_hdmi[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_BOT_HDMI_H, tg->vsync_bot_hdmi[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_TOP_HDMI_L, tg->field_top_hdmi[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_TOP_HDMI_H, tg->field_top_hdmi[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_BOT_HDMI_L, tg->field_bot_hdmi[0]);
+ hdmi_reg_writeb(hdata, HDMI_TG_FIELD_BOT_HDMI_H, tg->field_bot_hdmi[1]);
+ hdmi_reg_writeb(hdata, HDMI_TG_3D, tg->tg_3d[0]);
+
+ /* waiting for HDMIPHY's PLL to get to steady state */
+ for (tries = 100; tries; --tries) {
+ u32 val = hdmi_reg_read(hdata, HDMI_PHY_STATUS_0);
+ if (val & HDMI_PHY_STATUS_READY)
+ break;
+ usleep_range(1000, 2000);
+ }
+ /* steady state not achieved */
+ if (tries == 0) {
+ DRM_ERROR("hdmiphy's pll could not reach steady state.\n");
+ hdmi_regs_dump(hdata, "timing apply");
+ }
+
+ clk_disable_unprepare(hdata->res.sclk_hdmi);
+ clk_set_parent(hdata->res.mout_hdmi, hdata->res.sclk_hdmiphy);
+ clk_prepare_enable(hdata->res.sclk_hdmi);
+
+ /* enable HDMI and timing generator */
+ hdmi_start(hdata, true);
+}
+
+static void hdmi_mode_apply(struct hdmi_context *hdata)
+{
+ if (hdata->type == HDMI_TYPE13)
+ hdmi_v13_mode_apply(hdata);
+ else
+ hdmi_v14_mode_apply(hdata);
+}
+
+static void hdmiphy_conf_reset(struct hdmi_context *hdata)
+{
+ u32 reg;
+
+ clk_disable_unprepare(hdata->res.sclk_hdmi);
+ clk_set_parent(hdata->res.mout_hdmi, hdata->res.sclk_pixel);
+ clk_prepare_enable(hdata->res.sclk_hdmi);
+
+ /* operation mode */
+ hdmiphy_reg_writeb(hdata, HDMIPHY_MODE_SET_DONE,
+ HDMI_PHY_ENABLE_MODE_SET);
+
+ if (hdata->type == HDMI_TYPE13)
+ reg = HDMI_V13_PHY_RSTOUT;
+ else
+ reg = HDMI_PHY_RSTOUT;
+
+ /* reset hdmiphy */
+ hdmi_reg_writemask(hdata, reg, ~0, HDMI_PHY_SW_RSTOUT);
+ usleep_range(10000, 12000);
+ hdmi_reg_writemask(hdata, reg, 0, HDMI_PHY_SW_RSTOUT);
+ usleep_range(10000, 12000);
+}
+
+static void hdmiphy_poweron(struct hdmi_context *hdata)
+{
+ if (hdata->type != HDMI_TYPE14)
+ return;
+
+ DRM_DEBUG_KMS("\n");
+
+ /* For PHY Mode Setting */
+ hdmiphy_reg_writeb(hdata, HDMIPHY_MODE_SET_DONE,
+ HDMI_PHY_ENABLE_MODE_SET);
+ /* Phy Power On */
+ hdmiphy_reg_writeb(hdata, HDMIPHY_POWER,
+ HDMI_PHY_POWER_ON);
+ /* For PHY Mode Setting */
+ hdmiphy_reg_writeb(hdata, HDMIPHY_MODE_SET_DONE,
+ HDMI_PHY_DISABLE_MODE_SET);
+ /* PHY SW Reset */
+ hdmiphy_conf_reset(hdata);
+}
+
+static void hdmiphy_poweroff(struct hdmi_context *hdata)
+{
+ if (hdata->type != HDMI_TYPE14)
+ return;
+
+ DRM_DEBUG_KMS("\n");
+
+ /* PHY SW Reset */
+ hdmiphy_conf_reset(hdata);
+ /* For PHY Mode Setting */
+ hdmiphy_reg_writeb(hdata, HDMIPHY_MODE_SET_DONE,
+ HDMI_PHY_ENABLE_MODE_SET);
+
+ /* PHY Power Off */
+ hdmiphy_reg_writeb(hdata, HDMIPHY_POWER,
+ HDMI_PHY_POWER_OFF);
+
+ /* For PHY Mode Setting */
+ hdmiphy_reg_writeb(hdata, HDMIPHY_MODE_SET_DONE,
+ HDMI_PHY_DISABLE_MODE_SET);
+}
+
+static void hdmiphy_conf_apply(struct hdmi_context *hdata)
+{
+ int ret;
+ int i;
+
+ /* pixel clock */
+ i = hdmi_find_phy_conf(hdata, hdata->mode_conf.pixel_clock);
+ if (i < 0) {
+ DRM_ERROR("failed to find hdmiphy conf\n");
+ return;
+ }
+
+ ret = hdmiphy_reg_write_buf(hdata, 0, hdata->phy_confs[i].conf, 32);
+ if (ret) {
+ DRM_ERROR("failed to configure hdmiphy\n");
+ return;
+ }
+
+ usleep_range(10000, 12000);
+
+ ret = hdmiphy_reg_writeb(hdata, HDMIPHY_MODE_SET_DONE,
+ HDMI_PHY_DISABLE_MODE_SET);
+ if (ret) {
+ DRM_ERROR("failed to enable hdmiphy\n");
+ return;
+ }
+
+}
+
+static void hdmi_conf_apply(struct hdmi_context *hdata)
+{
+ hdmiphy_conf_reset(hdata);
+ hdmiphy_conf_apply(hdata);
+
+ mutex_lock(&hdata->hdmi_mutex);
+ hdmi_start(hdata, false);
+ hdmi_conf_init(hdata);
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ hdmi_audio_init(hdata);
+
+ /* setting core registers */
+ hdmi_mode_apply(hdata);
+ hdmi_audio_control(hdata, true);
+
+ hdmi_regs_dump(hdata, "start");
+}
+
+static void hdmi_set_reg(u8 *reg_pair, int num_bytes, u32 value)
+{
+ int i;
+ BUG_ON(num_bytes > 4);
+ for (i = 0; i < num_bytes; i++)
+ reg_pair[i] = (value >> (8 * i)) & 0xff;
+}
+
+static void hdmi_v13_mode_set(struct hdmi_context *hdata,
+ struct drm_display_mode *m)
+{
+ struct hdmi_v13_core_regs *core = &hdata->mode_conf.conf.v13_conf.core;
+ struct hdmi_tg_regs *tg = &hdata->mode_conf.conf.v13_conf.tg;
+ unsigned int val;
+
+ hdata->mode_conf.cea_video_id =
+ drm_match_cea_mode((struct drm_display_mode *)m);
+ hdata->mode_conf.pixel_clock = m->clock * 1000;
+ hdata->mode_conf.aspect_ratio = m->picture_aspect_ratio;
+
+ hdmi_set_reg(core->h_blank, 2, m->htotal - m->hdisplay);
+ hdmi_set_reg(core->h_v_line, 3, (m->htotal << 12) | m->vtotal);
+
+ val = (m->flags & DRM_MODE_FLAG_NVSYNC) ? 1 : 0;
+ hdmi_set_reg(core->vsync_pol, 1, val);
+
+ val = (m->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0;
+ hdmi_set_reg(core->int_pro_mode, 1, val);
+
+ val = (m->hsync_start - m->hdisplay - 2);
+ val |= ((m->hsync_end - m->hdisplay - 2) << 10);
+ val |= ((m->flags & DRM_MODE_FLAG_NHSYNC) ? 1 : 0)<<20;
+ hdmi_set_reg(core->h_sync_gen, 3, val);
+
+ /*
+ * Quirk requirement for exynos HDMI IP design,
+ * 2 pixels less than the actual calculation for hsync_start
+ * and end.
+ */
+
+ /* Following values & calculations differ for different type of modes */
+ if (m->flags & DRM_MODE_FLAG_INTERLACE) {
+ /* Interlaced Mode */
+ val = ((m->vsync_end - m->vdisplay) / 2);
+ val |= ((m->vsync_start - m->vdisplay) / 2) << 12;
+ hdmi_set_reg(core->v_sync_gen1, 3, val);
+
+ val = m->vtotal / 2;
+ val |= ((m->vtotal - m->vdisplay) / 2) << 11;
+ hdmi_set_reg(core->v_blank, 3, val);
+
+ val = (m->vtotal +
+ ((m->vsync_end - m->vsync_start) * 4) + 5) / 2;
+ val |= m->vtotal << 11;
+ hdmi_set_reg(core->v_blank_f, 3, val);
+
+ val = ((m->vtotal / 2) + 7);
+ val |= ((m->vtotal / 2) + 2) << 12;
+ hdmi_set_reg(core->v_sync_gen2, 3, val);
+
+ val = ((m->htotal / 2) + (m->hsync_start - m->hdisplay));
+ val |= ((m->htotal / 2) +
+ (m->hsync_start - m->hdisplay)) << 12;
+ hdmi_set_reg(core->v_sync_gen3, 3, val);
+
+ hdmi_set_reg(tg->vact_st, 2, (m->vtotal - m->vdisplay) / 2);
+ hdmi_set_reg(tg->vact_sz, 2, m->vdisplay / 2);
+
+ hdmi_set_reg(tg->vact_st2, 2, 0x249);/* Reset value + 1*/
+ } else {
+ /* Progressive Mode */
+
+ val = m->vtotal;
+ val |= (m->vtotal - m->vdisplay) << 11;
+ hdmi_set_reg(core->v_blank, 3, val);
+
+ hdmi_set_reg(core->v_blank_f, 3, 0);
+
+ val = (m->vsync_end - m->vdisplay);
+ val |= ((m->vsync_start - m->vdisplay) << 12);
+ hdmi_set_reg(core->v_sync_gen1, 3, val);
+
+ hdmi_set_reg(core->v_sync_gen2, 3, 0x1001);/* Reset value */
+ hdmi_set_reg(core->v_sync_gen3, 3, 0x1001);/* Reset value */
+ hdmi_set_reg(tg->vact_st, 2, m->vtotal - m->vdisplay);
+ hdmi_set_reg(tg->vact_sz, 2, m->vdisplay);
+ hdmi_set_reg(tg->vact_st2, 2, 0x248); /* Reset value */
+ }
+
+ /* Timing generator registers */
+ hdmi_set_reg(tg->cmd, 1, 0x0);
+ hdmi_set_reg(tg->h_fsz, 2, m->htotal);
+ hdmi_set_reg(tg->hact_st, 2, m->htotal - m->hdisplay);
+ hdmi_set_reg(tg->hact_sz, 2, m->hdisplay);
+ hdmi_set_reg(tg->v_fsz, 2, m->vtotal);
+ hdmi_set_reg(tg->vsync, 2, 0x1);
+ hdmi_set_reg(tg->vsync2, 2, 0x233); /* Reset value */
+ hdmi_set_reg(tg->field_chg, 2, 0x233); /* Reset value */
+ hdmi_set_reg(tg->vsync_top_hdmi, 2, 0x1); /* Reset value */
+ hdmi_set_reg(tg->vsync_bot_hdmi, 2, 0x233); /* Reset value */
+ hdmi_set_reg(tg->field_top_hdmi, 2, 0x1); /* Reset value */
+ hdmi_set_reg(tg->field_bot_hdmi, 2, 0x233); /* Reset value */
+ hdmi_set_reg(tg->tg_3d, 1, 0x0); /* Not used */
+}
+
+static void hdmi_v14_mode_set(struct hdmi_context *hdata,
+ struct drm_display_mode *m)
+{
+ struct hdmi_tg_regs *tg = &hdata->mode_conf.conf.v14_conf.tg;
+ struct hdmi_v14_core_regs *core =
+ &hdata->mode_conf.conf.v14_conf.core;
+
+ hdata->mode_conf.cea_video_id =
+ drm_match_cea_mode((struct drm_display_mode *)m);
+ hdata->mode_conf.pixel_clock = m->clock * 1000;
+ hdata->mode_conf.aspect_ratio = m->picture_aspect_ratio;
+
+ hdmi_set_reg(core->h_blank, 2, m->htotal - m->hdisplay);
+ hdmi_set_reg(core->v_line, 2, m->vtotal);
+ hdmi_set_reg(core->h_line, 2, m->htotal);
+ hdmi_set_reg(core->hsync_pol, 1,
+ (m->flags & DRM_MODE_FLAG_NHSYNC) ? 1 : 0);
+ hdmi_set_reg(core->vsync_pol, 1,
+ (m->flags & DRM_MODE_FLAG_NVSYNC) ? 1 : 0);
+ hdmi_set_reg(core->int_pro_mode, 1,
+ (m->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0);
+
+ /*
+ * Quirk requirement for exynos 5 HDMI IP design,
+ * 2 pixels less than the actual calculation for hsync_start
+ * and end.
+ */
+
+ /* Following values & calculations differ for different type of modes */
+ if (m->flags & DRM_MODE_FLAG_INTERLACE) {
+ /* Interlaced Mode */
+ hdmi_set_reg(core->v_sync_line_bef_2, 2,
+ (m->vsync_end - m->vdisplay) / 2);
+ hdmi_set_reg(core->v_sync_line_bef_1, 2,
+ (m->vsync_start - m->vdisplay) / 2);
+ hdmi_set_reg(core->v2_blank, 2, m->vtotal / 2);
+ hdmi_set_reg(core->v1_blank, 2, (m->vtotal - m->vdisplay) / 2);
+ hdmi_set_reg(core->v_blank_f0, 2, m->vtotal - m->vdisplay / 2);
+ hdmi_set_reg(core->v_blank_f1, 2, m->vtotal);
+ hdmi_set_reg(core->v_sync_line_aft_2, 2, (m->vtotal / 2) + 7);
+ hdmi_set_reg(core->v_sync_line_aft_1, 2, (m->vtotal / 2) + 2);
+ hdmi_set_reg(core->v_sync_line_aft_pxl_2, 2,
+ (m->htotal / 2) + (m->hsync_start - m->hdisplay));
+ hdmi_set_reg(core->v_sync_line_aft_pxl_1, 2,
+ (m->htotal / 2) + (m->hsync_start - m->hdisplay));
+ hdmi_set_reg(tg->vact_st, 2, (m->vtotal - m->vdisplay) / 2);
+ hdmi_set_reg(tg->vact_sz, 2, m->vdisplay / 2);
+ hdmi_set_reg(tg->vact_st2, 2, m->vtotal - m->vdisplay / 2);
+ hdmi_set_reg(tg->vsync2, 2, (m->vtotal / 2) + 1);
+ hdmi_set_reg(tg->vsync_bot_hdmi, 2, (m->vtotal / 2) + 1);
+ hdmi_set_reg(tg->field_bot_hdmi, 2, (m->vtotal / 2) + 1);
+ hdmi_set_reg(tg->vact_st3, 2, 0x0);
+ hdmi_set_reg(tg->vact_st4, 2, 0x0);
+ } else {
+ /* Progressive Mode */
+ hdmi_set_reg(core->v_sync_line_bef_2, 2,
+ m->vsync_end - m->vdisplay);
+ hdmi_set_reg(core->v_sync_line_bef_1, 2,
+ m->vsync_start - m->vdisplay);
+ hdmi_set_reg(core->v2_blank, 2, m->vtotal);
+ hdmi_set_reg(core->v1_blank, 2, m->vtotal - m->vdisplay);
+ hdmi_set_reg(core->v_blank_f0, 2, 0xffff);
+ hdmi_set_reg(core->v_blank_f1, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_2, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_1, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_pxl_2, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_pxl_1, 2, 0xffff);
+ hdmi_set_reg(tg->vact_st, 2, m->vtotal - m->vdisplay);
+ hdmi_set_reg(tg->vact_sz, 2, m->vdisplay);
+ hdmi_set_reg(tg->vact_st2, 2, 0x248); /* Reset value */
+ hdmi_set_reg(tg->vact_st3, 2, 0x47b); /* Reset value */
+ hdmi_set_reg(tg->vact_st4, 2, 0x6ae); /* Reset value */
+ hdmi_set_reg(tg->vsync2, 2, 0x233); /* Reset value */
+ hdmi_set_reg(tg->vsync_bot_hdmi, 2, 0x233); /* Reset value */
+ hdmi_set_reg(tg->field_bot_hdmi, 2, 0x233); /* Reset value */
+ }
+
+ /* Following values & calculations are same irrespective of mode type */
+ hdmi_set_reg(core->h_sync_start, 2, m->hsync_start - m->hdisplay - 2);
+ hdmi_set_reg(core->h_sync_end, 2, m->hsync_end - m->hdisplay - 2);
+ hdmi_set_reg(core->vact_space_1, 2, 0xffff);
+ hdmi_set_reg(core->vact_space_2, 2, 0xffff);
+ hdmi_set_reg(core->vact_space_3, 2, 0xffff);
+ hdmi_set_reg(core->vact_space_4, 2, 0xffff);
+ hdmi_set_reg(core->vact_space_5, 2, 0xffff);
+ hdmi_set_reg(core->vact_space_6, 2, 0xffff);
+ hdmi_set_reg(core->v_blank_f2, 2, 0xffff);
+ hdmi_set_reg(core->v_blank_f3, 2, 0xffff);
+ hdmi_set_reg(core->v_blank_f4, 2, 0xffff);
+ hdmi_set_reg(core->v_blank_f5, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_3, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_4, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_5, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_6, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_pxl_3, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_pxl_4, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_pxl_5, 2, 0xffff);
+ hdmi_set_reg(core->v_sync_line_aft_pxl_6, 2, 0xffff);
+
+ /* Timing generator registers */
+ hdmi_set_reg(tg->cmd, 1, 0x0);
+ hdmi_set_reg(tg->h_fsz, 2, m->htotal);
+ hdmi_set_reg(tg->hact_st, 2, m->htotal - m->hdisplay);
+ hdmi_set_reg(tg->hact_sz, 2, m->hdisplay);
+ hdmi_set_reg(tg->v_fsz, 2, m->vtotal);
+ hdmi_set_reg(tg->vsync, 2, 0x1);
+ hdmi_set_reg(tg->field_chg, 2, 0x233); /* Reset value */
+ hdmi_set_reg(tg->vsync_top_hdmi, 2, 0x1); /* Reset value */
+ hdmi_set_reg(tg->field_top_hdmi, 2, 0x1); /* Reset value */
+ hdmi_set_reg(tg->tg_3d, 1, 0x0);
+}
+
+static void hdmi_mode_set(struct exynos_drm_display *display,
+ struct drm_display_mode *mode)
+{
+ struct hdmi_context *hdata = display_to_hdmi(display);
+ struct drm_display_mode *m = mode;
+
+ DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%s\n",
+ m->hdisplay, m->vdisplay,
+ m->vrefresh, (m->flags & DRM_MODE_FLAG_INTERLACE) ?
+ "INTERLACED" : "PROGRESSIVE");
+
+ /* preserve mode information for later use. */
+ drm_mode_copy(&hdata->current_mode, mode);
+
+ if (hdata->type == HDMI_TYPE13)
+ hdmi_v13_mode_set(hdata, mode);
+ else
+ hdmi_v14_mode_set(hdata, mode);
+}
+
+static void hdmi_commit(struct exynos_drm_display *display)
+{
+ struct hdmi_context *hdata = display_to_hdmi(display);
+
+ mutex_lock(&hdata->hdmi_mutex);
+ if (!hdata->powered) {
+ mutex_unlock(&hdata->hdmi_mutex);
+ return;
+ }
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ hdmi_conf_apply(hdata);
+}
+
+static void hdmi_poweron(struct hdmi_context *hdata)
+{
+ struct hdmi_resources *res = &hdata->res;
+
+ mutex_lock(&hdata->hdmi_mutex);
+ if (hdata->powered) {
+ mutex_unlock(&hdata->hdmi_mutex);
+ return;
+ }
+
+ hdata->powered = true;
+
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ pm_runtime_get_sync(hdata->dev);
+
+ if (regulator_bulk_enable(res->regul_count, res->regul_bulk))
+ DRM_DEBUG_KMS("failed to enable regulator bulk\n");
+
+ /* set pmu hdmiphy control bit to enable hdmiphy */
+ regmap_update_bits(hdata->pmureg, PMU_HDMI_PHY_CONTROL,
+ PMU_HDMI_PHY_ENABLE_BIT, 1);
+
+ clk_prepare_enable(res->hdmi);
+ clk_prepare_enable(res->sclk_hdmi);
+
+ hdmiphy_poweron(hdata);
+ hdmi_commit(&hdata->display);
+}
+
+static void hdmi_poweroff(struct hdmi_context *hdata)
+{
+ struct hdmi_resources *res = &hdata->res;
+
+ mutex_lock(&hdata->hdmi_mutex);
+ if (!hdata->powered)
+ goto out;
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ /* HDMI System Disable */
+ hdmi_reg_writemask(hdata, HDMI_CON_0, 0, HDMI_EN);
+
+ hdmiphy_poweroff(hdata);
+
+ cancel_delayed_work(&hdata->hotplug_work);
+
+ clk_disable_unprepare(res->sclk_hdmi);
+ clk_disable_unprepare(res->hdmi);
+
+ /* reset pmu hdmiphy control bit to disable hdmiphy */
+ regmap_update_bits(hdata->pmureg, PMU_HDMI_PHY_CONTROL,
+ PMU_HDMI_PHY_ENABLE_BIT, 0);
+
+ regulator_bulk_disable(res->regul_count, res->regul_bulk);
+
+ pm_runtime_put_sync(hdata->dev);
+
+ mutex_lock(&hdata->hdmi_mutex);
+ hdata->powered = false;
+
+out:
+ mutex_unlock(&hdata->hdmi_mutex);
+}
+
+static void hdmi_dpms(struct exynos_drm_display *display, int mode)
+{
+ struct hdmi_context *hdata = display_to_hdmi(display);
+ struct drm_encoder *encoder = hdata->encoder;
+ struct drm_crtc *crtc = encoder->crtc;
+ const struct drm_crtc_helper_funcs *funcs = NULL;
+
+ DRM_DEBUG_KMS("mode %d\n", mode);
+
+ switch (mode) {
+ case DRM_MODE_DPMS_ON:
+ hdmi_poweron(hdata);
+ break;
+ case DRM_MODE_DPMS_STANDBY:
+ case DRM_MODE_DPMS_SUSPEND:
+ case DRM_MODE_DPMS_OFF:
+ /*
+ * The SFRs of VP and Mixer are updated by Vertical Sync of
+ * Timing generator which is a part of HDMI so the sequence
+ * to disable TV Subsystem should be as following,
+ * VP -> Mixer -> HDMI
+ *
+ * Below codes will try to disable Mixer and VP(if used)
+ * prior to disabling HDMI.
+ */
+ if (crtc)
+ funcs = crtc->helper_private;
+ if (funcs && funcs->dpms)
+ (*funcs->dpms)(crtc, mode);
+
+ hdmi_poweroff(hdata);
+ break;
+ default:
+ DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode);
+ break;
+ }
+}
+
+static struct exynos_drm_display_ops hdmi_display_ops = {
+ .create_connector = hdmi_create_connector,
+ .mode_fixup = hdmi_mode_fixup,
+ .mode_set = hdmi_mode_set,
+ .dpms = hdmi_dpms,
+ .commit = hdmi_commit,
+};
+
+static void hdmi_hotplug_work_func(struct work_struct *work)
+{
+ struct hdmi_context *hdata;
+
+ hdata = container_of(work, struct hdmi_context, hotplug_work.work);
+
+ mutex_lock(&hdata->hdmi_mutex);
+ hdata->hpd = gpio_get_value(hdata->hpd_gpio);
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ if (hdata->drm_dev)
+ drm_helper_hpd_irq_event(hdata->drm_dev);
+}
+
+static irqreturn_t hdmi_irq_thread(int irq, void *arg)
+{
+ struct hdmi_context *hdata = arg;
+
+ mod_delayed_work(system_wq, &hdata->hotplug_work,
+ msecs_to_jiffies(HOTPLUG_DEBOUNCE_MS));
+
+ return IRQ_HANDLED;
+}
+
+static int hdmi_resources_init(struct hdmi_context *hdata)
+{
+ struct device *dev = hdata->dev;
+ struct hdmi_resources *res = &hdata->res;
+ static char *supply[] = {
+ "vdd",
+ "vdd_osc",
+ "vdd_pll",
+ };
+ int i, ret;
+
+ DRM_DEBUG_KMS("HDMI resource init\n");
+
+ /* get clocks, power */
+ res->hdmi = devm_clk_get(dev, "hdmi");
+ if (IS_ERR(res->hdmi)) {
+ DRM_ERROR("failed to get clock 'hdmi'\n");
+ ret = PTR_ERR(res->hdmi);
+ goto fail;
+ }
+ res->sclk_hdmi = devm_clk_get(dev, "sclk_hdmi");
+ if (IS_ERR(res->sclk_hdmi)) {
+ DRM_ERROR("failed to get clock 'sclk_hdmi'\n");
+ ret = PTR_ERR(res->sclk_hdmi);
+ goto fail;
+ }
+ res->sclk_pixel = devm_clk_get(dev, "sclk_pixel");
+ if (IS_ERR(res->sclk_pixel)) {
+ DRM_ERROR("failed to get clock 'sclk_pixel'\n");
+ ret = PTR_ERR(res->sclk_pixel);
+ goto fail;
+ }
+ res->sclk_hdmiphy = devm_clk_get(dev, "sclk_hdmiphy");
+ if (IS_ERR(res->sclk_hdmiphy)) {
+ DRM_ERROR("failed to get clock 'sclk_hdmiphy'\n");
+ ret = PTR_ERR(res->sclk_hdmiphy);
+ goto fail;
+ }
+ res->mout_hdmi = devm_clk_get(dev, "mout_hdmi");
+ if (IS_ERR(res->mout_hdmi)) {
+ DRM_ERROR("failed to get clock 'mout_hdmi'\n");
+ ret = PTR_ERR(res->mout_hdmi);
+ goto fail;
+ }
+
+ clk_set_parent(res->mout_hdmi, res->sclk_pixel);
+
+ res->regul_bulk = devm_kzalloc(dev, ARRAY_SIZE(supply) *
+ sizeof(res->regul_bulk[0]), GFP_KERNEL);
+ if (!res->regul_bulk) {
+ ret = -ENOMEM;
+ goto fail;
+ }
+ for (i = 0; i < ARRAY_SIZE(supply); ++i) {
+ res->regul_bulk[i].supply = supply[i];
+ res->regul_bulk[i].consumer = NULL;
+ }
+ ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(supply), res->regul_bulk);
+ if (ret) {
+ DRM_ERROR("failed to get regulators\n");
+ return ret;
+ }
+ res->regul_count = ARRAY_SIZE(supply);
+
+ res->reg_hdmi_en = devm_regulator_get(dev, "hdmi-en");
+ if (IS_ERR(res->reg_hdmi_en) && PTR_ERR(res->reg_hdmi_en) != -ENOENT) {
+ DRM_ERROR("failed to get hdmi-en regulator\n");
+ return PTR_ERR(res->reg_hdmi_en);
+ }
+ if (!IS_ERR(res->reg_hdmi_en)) {
+ ret = regulator_enable(res->reg_hdmi_en);
+ if (ret) {
+ DRM_ERROR("failed to enable hdmi-en regulator\n");
+ return ret;
+ }
+ } else
+ res->reg_hdmi_en = NULL;
+
+ return ret;
+fail:
+ DRM_ERROR("HDMI resource init - failed\n");
+ return ret;
+}
+
+static struct s5p_hdmi_platform_data *drm_hdmi_dt_parse_pdata
+ (struct device *dev)
+{
+ struct device_node *np = dev->of_node;
+ struct s5p_hdmi_platform_data *pd;
+ u32 value;
+
+ pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL);
+ if (!pd)
+ goto err_data;
+
+ if (!of_find_property(np, "hpd-gpio", &value)) {
+ DRM_ERROR("no hpd gpio property found\n");
+ goto err_data;
+ }
+
+ pd->hpd_gpio = of_get_named_gpio(np, "hpd-gpio", 0);
+
+ return pd;
+
+err_data:
+ return NULL;
+}
+
+static struct of_device_id hdmi_match_types[] = {
+ {
+ .compatible = "samsung,exynos5-hdmi",
+ .data = &exynos5_hdmi_driver_data,
+ }, {
+ .compatible = "samsung,exynos4210-hdmi",
+ .data = &exynos4210_hdmi_driver_data,
+ }, {
+ .compatible = "samsung,exynos4212-hdmi",
+ .data = &exynos4212_hdmi_driver_data,
+ }, {
+ .compatible = "samsung,exynos5420-hdmi",
+ .data = &exynos5420_hdmi_driver_data,
+ }, {
+ /* end node */
+ }
+};
+MODULE_DEVICE_TABLE (of, hdmi_match_types);
+
+static int hdmi_bind(struct device *dev, struct device *master, void *data)
+{
+ struct drm_device *drm_dev = data;
+ struct hdmi_context *hdata = dev_get_drvdata(dev);
+
+ hdata->drm_dev = drm_dev;
+
+ return exynos_drm_create_enc_conn(drm_dev, &hdata->display);
+}
+
+static void hdmi_unbind(struct device *dev, struct device *master, void *data)
+{
+}
+
+static const struct component_ops hdmi_component_ops = {
+ .bind = hdmi_bind,
+ .unbind = hdmi_unbind,
+};
+
+static struct device_node *hdmi_legacy_ddc_dt_binding(struct device *dev)
+{
+ const char *compatible_str = "samsung,exynos4210-hdmiddc";
+ struct device_node *np;
+
+ np = of_find_compatible_node(NULL, NULL, compatible_str);
+ if (np)
+ return of_get_next_parent(np);
+
+ return NULL;
+}
+
+static struct device_node *hdmi_legacy_phy_dt_binding(struct device *dev)
+{
+ const char *compatible_str = "samsung,exynos4212-hdmiphy";
+
+ return of_find_compatible_node(NULL, NULL, compatible_str);
+}
+
+static int hdmi_probe(struct platform_device *pdev)
+{
+ struct device_node *ddc_node, *phy_node;
+ struct s5p_hdmi_platform_data *pdata;
+ struct hdmi_driver_data *drv_data;
+ const struct of_device_id *match;
+ struct device *dev = &pdev->dev;
+ struct hdmi_context *hdata;
+ struct resource *res;
+ int ret;
+
+ if (!dev->of_node)
+ return -ENODEV;
+
+ pdata = drm_hdmi_dt_parse_pdata(dev);
+ if (!pdata)
+ return -EINVAL;
+
+ hdata = devm_kzalloc(dev, sizeof(struct hdmi_context), GFP_KERNEL);
+ if (!hdata)
+ return -ENOMEM;
+
+ hdata->display.type = EXYNOS_DISPLAY_TYPE_HDMI;
+ hdata->display.ops = &hdmi_display_ops;
+
+ ret = exynos_drm_component_add(&pdev->dev, EXYNOS_DEVICE_TYPE_CONNECTOR,
+ hdata->display.type);
+ if (ret)
+ return ret;
+
+ mutex_init(&hdata->hdmi_mutex);
+
+ platform_set_drvdata(pdev, hdata);
+
+ match = of_match_node(hdmi_match_types, dev->of_node);
+ if (!match) {
+ ret = -ENODEV;
+ goto err_del_component;
+ }
+
+ drv_data = (struct hdmi_driver_data *)match->data;
+ hdata->type = drv_data->type;
+ hdata->phy_confs = drv_data->phy_confs;
+ hdata->phy_conf_count = drv_data->phy_conf_count;
+
+ hdata->hpd_gpio = pdata->hpd_gpio;
+ hdata->dev = dev;
+
+ ret = hdmi_resources_init(hdata);
+ if (ret) {
+ DRM_ERROR("hdmi_resources_init failed\n");
+ return ret;
+ }
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ hdata->regs = devm_ioremap_resource(dev, res);
+ if (IS_ERR(hdata->regs)) {
+ ret = PTR_ERR(hdata->regs);
+ goto err_del_component;
+ }
+
+ ret = devm_gpio_request(dev, hdata->hpd_gpio, "HPD");
+ if (ret) {
+ DRM_ERROR("failed to request HPD gpio\n");
+ goto err_del_component;
+ }
+
+ ddc_node = hdmi_legacy_ddc_dt_binding(dev);
+ if (ddc_node)
+ goto out_get_ddc_adpt;
+
+ /* DDC i2c driver */
+ ddc_node = of_parse_phandle(dev->of_node, "ddc", 0);
+ if (!ddc_node) {
+ DRM_ERROR("Failed to find ddc node in device tree\n");
+ ret = -ENODEV;
+ goto err_del_component;
+ }
+
+out_get_ddc_adpt:
+ hdata->ddc_adpt = of_find_i2c_adapter_by_node(ddc_node);
+ if (!hdata->ddc_adpt) {
+ DRM_ERROR("Failed to get ddc i2c adapter by node\n");
+ return -EPROBE_DEFER;
+ }
+
+ phy_node = hdmi_legacy_phy_dt_binding(dev);
+ if (phy_node)
+ goto out_get_phy_port;
+
+ /* hdmiphy i2c driver */
+ phy_node = of_parse_phandle(dev->of_node, "phy", 0);
+ if (!phy_node) {
+ DRM_ERROR("Failed to find hdmiphy node in device tree\n");
+ ret = -ENODEV;
+ goto err_ddc;
+ }
+
+out_get_phy_port:
+ if (drv_data->is_apb_phy) {
+ hdata->regs_hdmiphy = of_iomap(phy_node, 0);
+ if (!hdata->regs_hdmiphy) {
+ DRM_ERROR("failed to ioremap hdmi phy\n");
+ ret = -ENOMEM;
+ goto err_ddc;
+ }
+ } else {
+ hdata->hdmiphy_port = of_find_i2c_device_by_node(phy_node);
+ if (!hdata->hdmiphy_port) {
+ DRM_ERROR("Failed to get hdmi phy i2c client\n");
+ ret = -EPROBE_DEFER;
+ goto err_ddc;
+ }
+ }
+
+ hdata->irq = gpio_to_irq(hdata->hpd_gpio);
+ if (hdata->irq < 0) {
+ DRM_ERROR("failed to get GPIO irq\n");
+ ret = hdata->irq;
+ goto err_hdmiphy;
+ }
+
+ hdata->hpd = gpio_get_value(hdata->hpd_gpio);
+
+ INIT_DELAYED_WORK(&hdata->hotplug_work, hdmi_hotplug_work_func);
+
+ ret = devm_request_threaded_irq(dev, hdata->irq, NULL,
+ hdmi_irq_thread, IRQF_TRIGGER_RISING |
+ IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+ "hdmi", hdata);
+ if (ret) {
+ DRM_ERROR("failed to register hdmi interrupt\n");
+ goto err_hdmiphy;
+ }
+
+ hdata->pmureg = syscon_regmap_lookup_by_phandle(dev->of_node,
+ "samsung,syscon-phandle");
+ if (IS_ERR(hdata->pmureg)) {
+ DRM_ERROR("syscon regmap lookup failed.\n");
+ ret = -EPROBE_DEFER;
+ goto err_hdmiphy;
+ }
+
+ pm_runtime_enable(dev);
+
+ ret = component_add(&pdev->dev, &hdmi_component_ops);
+ if (ret)
+ goto err_disable_pm_runtime;
+
+ return ret;
+
+err_disable_pm_runtime:
+ pm_runtime_disable(dev);
+
+err_hdmiphy:
+ if (hdata->hdmiphy_port)
+ put_device(&hdata->hdmiphy_port->dev);
+err_ddc:
+ put_device(&hdata->ddc_adpt->dev);
+
+err_del_component:
+ exynos_drm_component_del(&pdev->dev, EXYNOS_DEVICE_TYPE_CONNECTOR);
+
+ return ret;
+}
+
+static int hdmi_remove(struct platform_device *pdev)
+{
+ struct hdmi_context *hdata = platform_get_drvdata(pdev);
+
+ cancel_delayed_work_sync(&hdata->hotplug_work);
+
+ if (hdata->res.reg_hdmi_en)
+ regulator_disable(hdata->res.reg_hdmi_en);
+
+ if (hdata->hdmiphy_port)
+ put_device(&hdata->hdmiphy_port->dev);
+ put_device(&hdata->ddc_adpt->dev);
+
+ pm_runtime_disable(&pdev->dev);
+ component_del(&pdev->dev, &hdmi_component_ops);
+
+ exynos_drm_component_del(&pdev->dev, EXYNOS_DEVICE_TYPE_CONNECTOR);
+ return 0;
+}
+
+struct platform_driver hdmi_driver = {
+ .probe = hdmi_probe,
+ .remove = hdmi_remove,
+ .driver = {
+ .name = "exynos-hdmi",
+ .owner = THIS_MODULE,
+ .of_match_table = hdmi_match_types,
+ },
+};
Code Review / kvmfornfv.git / blobdiff