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
45 /* HDMI timing structure */
46 struct hdmi_video_timings {
68 struct hdmi_video_timings timings;
72 /* HDMI PLL structure */
73 struct hdmi_pll_info {
80 enum hdmi_clk_refsel refsel;
83 struct ti_hdmi_ip_ops {
85 void (*video_configure)(struct hdmi_ip_data *ip_data);
87 int (*phy_enable)(struct hdmi_ip_data *ip_data);
89 void (*phy_disable)(struct hdmi_ip_data *ip_data);
91 int (*read_edid)(struct hdmi_ip_data *ip_data, u8 *edid, int len);
93 bool (*detect)(struct hdmi_ip_data *ip_data);
95 int (*pll_enable)(struct hdmi_ip_data *ip_data);
97 void (*pll_disable)(struct hdmi_ip_data *ip_data);
99 int (*video_enable)(struct hdmi_ip_data *ip_data);
101 void (*video_disable)(struct hdmi_ip_data *ip_data);
103 void (*dump_wrapper)(struct hdmi_ip_data *ip_data, struct seq_file *s);
105 void (*dump_core)(struct hdmi_ip_data *ip_data, struct seq_file *s);
107 void (*dump_pll)(struct hdmi_ip_data *ip_data, struct seq_file *s);
109 void (*dump_phy)(struct hdmi_ip_data *ip_data, struct seq_file *s);
111 #if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
112 int (*audio_enable)(struct hdmi_ip_data *ip_data);
114 void (*audio_disable)(struct hdmi_ip_data *ip_data);
116 int (*audio_start)(struct hdmi_ip_data *ip_data);
118 void (*audio_stop)(struct hdmi_ip_data *ip_data);
120 int (*audio_config)(struct hdmi_ip_data *ip_data,
121 struct omap_dss_audio *audio);
127 * Refer to section 8.2 in HDMI 1.3 specification for
128 * details about infoframe databytes
130 struct hdmi_core_infoframe_avi {
131 /* Y0, Y1 rgb,yCbCr */
133 /* A0 Active information Present */
135 /* B0, B1 Bar info data valid */
137 /* S0, S1 scan information */
139 /* C0, C1 colorimetry */
141 /* M0, M1 Aspect ratio (4:3, 16:9) */
143 /* R0...R3 Active format aspect ratio */
144 u8 db2_active_fmt_ar;
145 /* ITC IT content. */
147 /* EC0, EC1, EC2 Extended colorimetry */
149 /* Q1, Q0 Quantization range */
151 /* SC1, SC0 Non-uniform picture scaling */
153 /* VIC0..6 Video format identification */
155 /* PR0..PR3 Pixel repetition factor */
157 /* Line number end of top bar */
158 u16 db6_7_line_eoftop;
159 /* Line number start of bottom bar */
160 u16 db8_9_line_sofbottom;
161 /* Pixel number end of left bar */
162 u16 db10_11_pixel_eofleft;
163 /* Pixel number start of right bar */
164 u16 db12_13_pixel_sofright;
167 struct hdmi_ip_data {
168 void __iomem *base_wp; /* HDMI wrapper */
169 unsigned long core_sys_offset;
170 unsigned long core_av_offset;
171 unsigned long pll_offset;
172 unsigned long phy_offset;
173 const struct ti_hdmi_ip_ops *ops;
174 struct hdmi_config cfg;
175 struct hdmi_pll_info pll_data;
176 struct hdmi_core_infoframe_avi avi_cfg;
178 /* ti_hdmi_4xxx_ip private data. These should be in a separate struct */
182 int ti_hdmi_4xxx_phy_enable(struct hdmi_ip_data *ip_data);
183 void ti_hdmi_4xxx_phy_disable(struct hdmi_ip_data *ip_data);
184 int ti_hdmi_4xxx_read_edid(struct hdmi_ip_data *ip_data, u8 *edid, int len);
185 bool ti_hdmi_4xxx_detect(struct hdmi_ip_data *ip_data);
186 int ti_hdmi_4xxx_wp_video_start(struct hdmi_ip_data *ip_data);
187 void ti_hdmi_4xxx_wp_video_stop(struct hdmi_ip_data *ip_data);
188 int ti_hdmi_4xxx_pll_enable(struct hdmi_ip_data *ip_data);
189 void ti_hdmi_4xxx_pll_disable(struct hdmi_ip_data *ip_data);
190 void ti_hdmi_4xxx_basic_configure(struct hdmi_ip_data *ip_data);
191 void ti_hdmi_4xxx_wp_dump(struct hdmi_ip_data *ip_data, struct seq_file *s);
192 void ti_hdmi_4xxx_pll_dump(struct hdmi_ip_data *ip_data, struct seq_file *s);
193 void ti_hdmi_4xxx_core_dump(struct hdmi_ip_data *ip_data, struct seq_file *s);
194 void ti_hdmi_4xxx_phy_dump(struct hdmi_ip_data *ip_data, struct seq_file *s);
195 #if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
196 int hdmi_compute_acr(u32 sample_freq, u32 *n, u32 *cts);
197 int ti_hdmi_4xxx_wp_audio_enable(struct hdmi_ip_data *ip_data);
198 void ti_hdmi_4xxx_wp_audio_disable(struct hdmi_ip_data *ip_data);
199 int ti_hdmi_4xxx_audio_start(struct hdmi_ip_data *ip_data);
200 void ti_hdmi_4xxx_audio_stop(struct hdmi_ip_data *ip_data);
201 int ti_hdmi_4xxx_audio_config(struct hdmi_ip_data *ip_data,
202 struct omap_dss_audio *audio);