4 * HDMI driver definition for TI OMAP4, DM81xx, DM38xx Processor.
6 * Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com/
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License version 2 as published by
10 * the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
17 * You should have received a copy of the GNU General Public License along with
18 * this program. If not, see <http://www.gnu.org/licenses/>.
27 HDMI_PLLPWRCMD_ALLOFF = 0,
28 HDMI_PLLPWRCMD_PLLONLY = 1,
29 HDMI_PLLPWRCMD_BOTHON_ALLCLKS = 2,
30 HDMI_PLLPWRCMD_BOTHON_NOPHYCLK = 3
33 enum hdmi_core_hdmi_dvi {
38 enum hdmi_clk_refsel {
42 HDMI_REFSEL_SYSCLK = 3
51 struct omap_video_timings timings;
55 /* HDMI PLL structure */
56 struct hdmi_pll_info {
63 enum hdmi_clk_refsel refsel;
66 struct ti_hdmi_ip_ops {
68 void (*video_configure)(struct hdmi_ip_data *ip_data);
70 int (*phy_enable)(struct hdmi_ip_data *ip_data);
72 void (*phy_disable)(struct hdmi_ip_data *ip_data);
74 int (*read_edid)(struct hdmi_ip_data *ip_data, u8 *edid, int len);
76 bool (*detect)(struct hdmi_ip_data *ip_data);
78 int (*pll_enable)(struct hdmi_ip_data *ip_data);
80 void (*pll_disable)(struct hdmi_ip_data *ip_data);
82 int (*video_enable)(struct hdmi_ip_data *ip_data);
84 void (*video_disable)(struct hdmi_ip_data *ip_data);
86 void (*dump_wrapper)(struct hdmi_ip_data *ip_data, struct seq_file *s);
88 void (*dump_core)(struct hdmi_ip_data *ip_data, struct seq_file *s);
90 void (*dump_pll)(struct hdmi_ip_data *ip_data, struct seq_file *s);
92 void (*dump_phy)(struct hdmi_ip_data *ip_data, struct seq_file *s);
94 #if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
95 int (*audio_enable)(struct hdmi_ip_data *ip_data);
97 void (*audio_disable)(struct hdmi_ip_data *ip_data);
99 int (*audio_start)(struct hdmi_ip_data *ip_data);
101 void (*audio_stop)(struct hdmi_ip_data *ip_data);
103 int (*audio_config)(struct hdmi_ip_data *ip_data,
104 struct omap_dss_audio *audio);
106 int (*audio_get_dma_port)(u32 *offset, u32 *size);
112 * Refer to section 8.2 in HDMI 1.3 specification for
113 * details about infoframe databytes
115 struct hdmi_core_infoframe_avi {
116 /* Y0, Y1 rgb,yCbCr */
118 /* A0 Active information Present */
120 /* B0, B1 Bar info data valid */
122 /* S0, S1 scan information */
124 /* C0, C1 colorimetry */
126 /* M0, M1 Aspect ratio (4:3, 16:9) */
128 /* R0...R3 Active format aspect ratio */
129 u8 db2_active_fmt_ar;
130 /* ITC IT content. */
132 /* EC0, EC1, EC2 Extended colorimetry */
134 /* Q1, Q0 Quantization range */
136 /* SC1, SC0 Non-uniform picture scaling */
138 /* VIC0..6 Video format identification */
140 /* PR0..PR3 Pixel repetition factor */
142 /* Line number end of top bar */
143 u16 db6_7_line_eoftop;
144 /* Line number start of bottom bar */
145 u16 db8_9_line_sofbottom;
146 /* Pixel number end of left bar */
147 u16 db10_11_pixel_eofleft;
148 /* Pixel number start of right bar */
149 u16 db12_13_pixel_sofright;
152 struct hdmi_ip_data {
153 void __iomem *base_wp; /* HDMI wrapper */
154 unsigned long core_sys_offset;
155 unsigned long core_av_offset;
156 unsigned long pll_offset;
157 unsigned long phy_offset;
158 const struct ti_hdmi_ip_ops *ops;
159 struct hdmi_config cfg;
160 struct hdmi_pll_info pll_data;
161 struct hdmi_core_infoframe_avi avi_cfg;
163 /* ti_hdmi_4xxx_ip private data. These should be in a separate struct */
167 int ti_hdmi_4xxx_phy_enable(struct hdmi_ip_data *ip_data);
168 void ti_hdmi_4xxx_phy_disable(struct hdmi_ip_data *ip_data);
169 int ti_hdmi_4xxx_read_edid(struct hdmi_ip_data *ip_data, u8 *edid, int len);
170 bool ti_hdmi_4xxx_detect(struct hdmi_ip_data *ip_data);
171 int ti_hdmi_4xxx_wp_video_start(struct hdmi_ip_data *ip_data);
172 void ti_hdmi_4xxx_wp_video_stop(struct hdmi_ip_data *ip_data);
173 int ti_hdmi_4xxx_pll_enable(struct hdmi_ip_data *ip_data);
174 void ti_hdmi_4xxx_pll_disable(struct hdmi_ip_data *ip_data);
175 void ti_hdmi_4xxx_basic_configure(struct hdmi_ip_data *ip_data);
176 void ti_hdmi_4xxx_wp_dump(struct hdmi_ip_data *ip_data, struct seq_file *s);
177 void ti_hdmi_4xxx_pll_dump(struct hdmi_ip_data *ip_data, struct seq_file *s);
178 void ti_hdmi_4xxx_core_dump(struct hdmi_ip_data *ip_data, struct seq_file *s);
179 void ti_hdmi_4xxx_phy_dump(struct hdmi_ip_data *ip_data, struct seq_file *s);
180 #if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
181 int hdmi_compute_acr(u32 sample_freq, u32 *n, u32 *cts);
182 int ti_hdmi_4xxx_wp_audio_enable(struct hdmi_ip_data *ip_data);
183 void ti_hdmi_4xxx_wp_audio_disable(struct hdmi_ip_data *ip_data);
184 int ti_hdmi_4xxx_audio_start(struct hdmi_ip_data *ip_data);
185 void ti_hdmi_4xxx_audio_stop(struct hdmi_ip_data *ip_data);
186 int ti_hdmi_4xxx_audio_config(struct hdmi_ip_data *ip_data,
187 struct omap_dss_audio *audio);
188 int ti_hdmi_4xxx_audio_get_dma_port(u32 *offset, u32 *size);