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1/**************************************************************************
2 * Copyright (c) 2007-2011, Intel Corporation.
3 * All Rights Reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 **************************************************************************/
19
20/* MID device specific descriptors */
21
22struct oaktrail_timing_info {
23 u16 pixel_clock;
24 u8 hactive_lo;
25 u8 hblank_lo;
26 u8 hblank_hi:4;
27 u8 hactive_hi:4;
28 u8 vactive_lo;
29 u8 vblank_lo;
30 u8 vblank_hi:4;
31 u8 vactive_hi:4;
32 u8 hsync_offset_lo;
33 u8 hsync_pulse_width_lo;
34 u8 vsync_pulse_width_lo:4;
35 u8 vsync_offset_lo:4;
36 u8 vsync_pulse_width_hi:2;
37 u8 vsync_offset_hi:2;
38 u8 hsync_pulse_width_hi:2;
39 u8 hsync_offset_hi:2;
40 u8 width_mm_lo;
41 u8 height_mm_lo;
42 u8 height_mm_hi:4;
43 u8 width_mm_hi:4;
44 u8 hborder;
45 u8 vborder;
46 u8 unknown0:1;
47 u8 hsync_positive:1;
48 u8 vsync_positive:1;
49 u8 separate_sync:2;
50 u8 stereo:1;
51 u8 unknown6:1;
52 u8 interlaced:1;
53} __packed;
54
55struct gct_r10_timing_info {
56 u16 pixel_clock;
57 u32 hactive_lo:8;
58 u32 hactive_hi:4;
59 u32 hblank_lo:8;
60 u32 hblank_hi:4;
61 u32 hsync_offset_lo:8;
62 u16 hsync_offset_hi:2;
63 u16 hsync_pulse_width_lo:8;
64 u16 hsync_pulse_width_hi:2;
65 u16 hsync_positive:1;
66 u16 rsvd_1:3;
67 u8 vactive_lo:8;
68 u16 vactive_hi:4;
69 u16 vblank_lo:8;
70 u16 vblank_hi:4;
71 u16 vsync_offset_lo:4;
72 u16 vsync_offset_hi:2;
73 u16 vsync_pulse_width_lo:4;
74 u16 vsync_pulse_width_hi:2;
75 u16 vsync_positive:1;
76 u16 rsvd_2:3;
77} __packed;
78
79struct oaktrail_panel_descriptor_v1 {
80 u32 Panel_Port_Control; /* 1 dword, Register 0x61180 if LVDS */
81 /* 0x61190 if MIPI */
82 u32 Panel_Power_On_Sequencing;/*1 dword,Register 0x61208,*/
83 u32 Panel_Power_Off_Sequencing;/*1 dword,Register 0x6120C,*/
84 u32 Panel_Power_Cycle_Delay_and_Reference_Divisor;/* 1 dword */
85 /* Register 0x61210 */
86 struct oaktrail_timing_info DTD;/*18 bytes, Standard definition */
87 u16 Panel_Backlight_Inverter_Descriptor;/* 16 bits, as follows */
88 /* Bit 0, Frequency, 15 bits,0 - 32767Hz */
89 /* Bit 15, Polarity, 1 bit, 0: Normal, 1: Inverted */
90 u16 Panel_MIPI_Display_Descriptor;
91 /*16 bits, Defined as follows: */
92 /* if MIPI, 0x0000 if LVDS */
93 /* Bit 0, Type, 2 bits, */
94 /* 0: Type-1, */
95 /* 1: Type-2, */
96 /* 2: Type-3, */
97 /* 3: Type-4 */
98 /* Bit 2, Pixel Format, 4 bits */
99 /* Bit0: 16bpp (not supported in LNC), */
100 /* Bit1: 18bpp loosely packed, */
101 /* Bit2: 18bpp packed, */
102 /* Bit3: 24bpp */
103 /* Bit 6, Reserved, 2 bits, 00b */
104 /* Bit 8, Minimum Supported Frame Rate, 6 bits, 0 - 63Hz */
105 /* Bit 14, Reserved, 2 bits, 00b */
106} __packed;
107
108struct oaktrail_panel_descriptor_v2 {
109 u32 Panel_Port_Control; /* 1 dword, Register 0x61180 if LVDS */
110 /* 0x61190 if MIPI */
111 u32 Panel_Power_On_Sequencing;/*1 dword,Register 0x61208,*/
112 u32 Panel_Power_Off_Sequencing;/*1 dword,Register 0x6120C,*/
113 u8 Panel_Power_Cycle_Delay_and_Reference_Divisor;/* 1 byte */
114 /* Register 0x61210 */
115 struct oaktrail_timing_info DTD;/*18 bytes, Standard definition */
116 u16 Panel_Backlight_Inverter_Descriptor;/*16 bits, as follows*/
117 /*Bit 0, Frequency, 16 bits, 0 - 32767Hz*/
118 u8 Panel_Initial_Brightness;/* [7:0] 0 - 100% */
119 /*Bit 7, Polarity, 1 bit,0: Normal, 1: Inverted*/
120 u16 Panel_MIPI_Display_Descriptor;
121 /*16 bits, Defined as follows: */
122 /* if MIPI, 0x0000 if LVDS */
123 /* Bit 0, Type, 2 bits, */
124 /* 0: Type-1, */
125 /* 1: Type-2, */
126 /* 2: Type-3, */
127 /* 3: Type-4 */
128 /* Bit 2, Pixel Format, 4 bits */
129 /* Bit0: 16bpp (not supported in LNC), */
130 /* Bit1: 18bpp loosely packed, */
131 /* Bit2: 18bpp packed, */
132 /* Bit3: 24bpp */
133 /* Bit 6, Reserved, 2 bits, 00b */
134 /* Bit 8, Minimum Supported Frame Rate, 6 bits, 0 - 63Hz */
135 /* Bit 14, Reserved, 2 bits, 00b */
136} __packed;
137
138union oaktrail_panel_rx {
139 struct {
140 u16 NumberOfLanes:2; /*Num of Lanes, 2 bits,0 = 1 lane,*/
141 /* 1 = 2 lanes, 2 = 3 lanes, 3 = 4 lanes. */
142 u16 MaxLaneFreq:3; /* 0: 100MHz, 1: 200MHz, 2: 300MHz, */
143 /*3: 400MHz, 4: 500MHz, 5: 600MHz, 6: 700MHz, 7: 800MHz.*/
144 u16 SupportedVideoTransferMode:2; /*0: Non-burst only */
145 /* 1: Burst and non-burst */
146 /* 2/3: Reserved */
147 u16 HSClkBehavior:1; /*0: Continuous, 1: Non-continuous*/
148 u16 DuoDisplaySupport:1; /*1 bit,0: No, 1: Yes*/
149 u16 ECC_ChecksumCapabilities:1;/*1 bit,0: No, 1: Yes*/
150 u16 BidirectionalCommunication:1;/*1 bit,0: No, 1: Yes */
151 u16 Rsvd:5;/*5 bits,00000b */
152 } panelrx;
153 u16 panel_receiver;
154} __packed;
155
156struct gct_r0 {
157 union { /*8 bits,Defined as follows: */
158 struct {
159 u8 PanelType:4; /*4 bits, Bit field for panels*/
160 /* 0 - 3: 0 = LVDS, 1 = MIPI*/
161 /*2 bits,Specifies which of the*/
162 u8 BootPanelIndex:2;
163 /* 4 panels to use by default*/
164 u8 BootMIPI_DSI_RxIndex:2;/*Specifies which of*/
165 /* the 4 MIPI DSI receivers to use*/
166 } PD;
167 u8 PanelDescriptor;
168 };
169 struct oaktrail_panel_descriptor_v1 panel[4];/*panel descrs,38 bytes each*/
170 union oaktrail_panel_rx panelrx[4]; /* panel receivers*/
171} __packed;
172
173struct gct_r1 {
174 union { /*8 bits,Defined as follows: */
175 struct {
176 u8 PanelType:4; /*4 bits, Bit field for panels*/
177 /* 0 - 3: 0 = LVDS, 1 = MIPI*/
178 /*2 bits,Specifies which of the*/
179 u8 BootPanelIndex:2;
180 /* 4 panels to use by default*/
181 u8 BootMIPI_DSI_RxIndex:2;/*Specifies which of*/
182 /* the 4 MIPI DSI receivers to use*/
183 } PD;
184 u8 PanelDescriptor;
185 };
186 struct oaktrail_panel_descriptor_v2 panel[4];/*panel descrs,38 bytes each*/
187 union oaktrail_panel_rx panelrx[4]; /* panel receivers*/
188} __packed;
189
190struct gct_r10 {
191 struct gct_r10_timing_info DTD;
192 u16 Panel_MIPI_Display_Descriptor;
193 u16 Panel_MIPI_Receiver_Descriptor;
194 u16 Panel_Backlight_Inverter_Descriptor;
195 u8 Panel_Initial_Brightness;
196 u32 MIPI_Ctlr_Init_ptr;
197 u32 MIPI_Panel_Init_ptr;
198} __packed;
199
200struct oaktrail_gct_data {
201 u8 bpi; /* boot panel index, number of panel used during boot */
202 u8 pt; /* panel type, 4 bit field, 0=lvds, 1=mipi */
203 struct oaktrail_timing_info DTD; /* timing info for the selected panel */
204 u32 Panel_Port_Control;
205 u32 PP_On_Sequencing;/*1 dword,Register 0x61208,*/
206 u32 PP_Off_Sequencing;/*1 dword,Register 0x6120C,*/
207 u32 PP_Cycle_Delay;
208 u16 Panel_Backlight_Inverter_Descriptor;
209 u16 Panel_MIPI_Display_Descriptor;
210} __packed;
211
212#define MODE_SETTING_IN_CRTC 0x1
213#define MODE_SETTING_IN_ENCODER 0x2
214#define MODE_SETTING_ON_GOING 0x3
215#define MODE_SETTING_IN_DSR 0x4
216#define MODE_SETTING_ENCODER_DONE 0x8
217
218/*
219 * Moorestown HDMI interfaces
220 */
221
222struct oaktrail_hdmi_dev {
223 struct pci_dev *dev;
224 void __iomem *regs;
225 unsigned int mmio, mmio_len;
226 int dpms_mode;
227 struct hdmi_i2c_dev *i2c_dev;
228
229 /* register state */
230 u32 saveDPLL_CTRL;
231 u32 saveDPLL_DIV_CTRL;
232 u32 saveDPLL_ADJUST;
233 u32 saveDPLL_UPDATE;
234 u32 saveDPLL_CLK_ENABLE;
235 u32 savePCH_HTOTAL_B;
236 u32 savePCH_HBLANK_B;
237 u32 savePCH_HSYNC_B;
238 u32 savePCH_VTOTAL_B;
239 u32 savePCH_VBLANK_B;
240 u32 savePCH_VSYNC_B;
241 u32 savePCH_PIPEBCONF;
242 u32 savePCH_PIPEBSRC;
243};
244
245extern void oaktrail_hdmi_setup(struct drm_device *dev);
246extern void oaktrail_hdmi_teardown(struct drm_device *dev);
247extern int oaktrail_hdmi_i2c_init(struct pci_dev *dev);
248extern void oaktrail_hdmi_i2c_exit(struct pci_dev *dev);
249extern void oaktrail_hdmi_save(struct drm_device *dev);
250extern void oaktrail_hdmi_restore(struct drm_device *dev);
251extern void oaktrail_hdmi_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev);
252extern int oaktrail_crtc_hdmi_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,
253 struct drm_display_mode *adjusted_mode, int x, int y,
254 struct drm_framebuffer *old_fb);
255extern void oaktrail_crtc_hdmi_dpms(struct drm_crtc *crtc, int mode);
256
257