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/**************************************************************************
* Copyright (c) 2007-2011, Intel Corporation.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
**************************************************************************/
/* MID device specific descriptors */
struct oaktrail_vbt {
s8 signature[4]; /*4 bytes,"$GCT" */
u8 revision;
u8 size;
u8 checksum;
void *oaktrail_gct;
} __packed;
struct oaktrail_timing_info {
u16 pixel_clock;
u8 hactive_lo;
u8 hblank_lo;
u8 hblank_hi:4;
u8 hactive_hi:4;
u8 vactive_lo;
u8 vblank_lo;
u8 vblank_hi:4;
u8 vactive_hi:4;
u8 hsync_offset_lo;
u8 hsync_pulse_width_lo;
u8 vsync_pulse_width_lo:4;
u8 vsync_offset_lo:4;
u8 vsync_pulse_width_hi:2;
u8 vsync_offset_hi:2;
u8 hsync_pulse_width_hi:2;
u8 hsync_offset_hi:2;
u8 width_mm_lo;
u8 height_mm_lo;
u8 height_mm_hi:4;
u8 width_mm_hi:4;
u8 hborder;
u8 vborder;
u8 unknown0:1;
u8 hsync_positive:1;
u8 vsync_positive:1;
u8 separate_sync:2;
u8 stereo:1;
u8 unknown6:1;
u8 interlaced:1;
} __packed;
struct gct_r10_timing_info {
u16 pixel_clock;
u32 hactive_lo:8;
u32 hactive_hi:4;
u32 hblank_lo:8;
u32 hblank_hi:4;
u32 hsync_offset_lo:8;
u16 hsync_offset_hi:2;
u16 hsync_pulse_width_lo:8;
u16 hsync_pulse_width_hi:2;
u16 hsync_positive:1;
u16 rsvd_1:3;
u8 vactive_lo:8;
u16 vactive_hi:4;
u16 vblank_lo:8;
u16 vblank_hi:4;
u16 vsync_offset_lo:4;
u16 vsync_offset_hi:2;
u16 vsync_pulse_width_lo:4;
u16 vsync_pulse_width_hi:2;
u16 vsync_positive:1;
u16 rsvd_2:3;
} __packed;
struct oaktrail_panel_descriptor_v1 {
u32 Panel_Port_Control; /* 1 dword, Register 0x61180 if LVDS */
/* 0x61190 if MIPI */
u32 Panel_Power_On_Sequencing;/*1 dword,Register 0x61208,*/
u32 Panel_Power_Off_Sequencing;/*1 dword,Register 0x6120C,*/
u32 Panel_Power_Cycle_Delay_and_Reference_Divisor;/* 1 dword */
/* Register 0x61210 */
struct oaktrail_timing_info DTD;/*18 bytes, Standard definition */
u16 Panel_Backlight_Inverter_Descriptor;/* 16 bits, as follows */
/* Bit 0, Frequency, 15 bits,0 - 32767Hz */
/* Bit 15, Polarity, 1 bit, 0: Normal, 1: Inverted */
u16 Panel_MIPI_Display_Descriptor;
/*16 bits, Defined as follows: */
/* if MIPI, 0x0000 if LVDS */
/* Bit 0, Type, 2 bits, */
/* 0: Type-1, */
/* 1: Type-2, */
/* 2: Type-3, */
/* 3: Type-4 */
/* Bit 2, Pixel Format, 4 bits */
/* Bit0: 16bpp (not supported in LNC), */
/* Bit1: 18bpp loosely packed, */
/* Bit2: 18bpp packed, */
/* Bit3: 24bpp */
/* Bit 6, Reserved, 2 bits, 00b */
/* Bit 8, Minimum Supported Frame Rate, 6 bits, 0 - 63Hz */
/* Bit 14, Reserved, 2 bits, 00b */
} __packed;
struct oaktrail_panel_descriptor_v2 {
u32 Panel_Port_Control; /* 1 dword, Register 0x61180 if LVDS */
/* 0x61190 if MIPI */
u32 Panel_Power_On_Sequencing;/*1 dword,Register 0x61208,*/
u32 Panel_Power_Off_Sequencing;/*1 dword,Register 0x6120C,*/
u8 Panel_Power_Cycle_Delay_and_Reference_Divisor;/* 1 byte */
/* Register 0x61210 */
struct oaktrail_timing_info DTD;/*18 bytes, Standard definition */
u16 Panel_Backlight_Inverter_Descriptor;/*16 bits, as follows*/
/*Bit 0, Frequency, 16 bits, 0 - 32767Hz*/
u8 Panel_Initial_Brightness;/* [7:0] 0 - 100% */
/*Bit 7, Polarity, 1 bit,0: Normal, 1: Inverted*/
u16 Panel_MIPI_Display_Descriptor;
/*16 bits, Defined as follows: */
/* if MIPI, 0x0000 if LVDS */
/* Bit 0, Type, 2 bits, */
/* 0: Type-1, */
/* 1: Type-2, */
/* 2: Type-3, */
/* 3: Type-4 */
/* Bit 2, Pixel Format, 4 bits */
/* Bit0: 16bpp (not supported in LNC), */
/* Bit1: 18bpp loosely packed, */
/* Bit2: 18bpp packed, */
/* Bit3: 24bpp */
/* Bit 6, Reserved, 2 bits, 00b */
/* Bit 8, Minimum Supported Frame Rate, 6 bits, 0 - 63Hz */
/* Bit 14, Reserved, 2 bits, 00b */
} __packed;
union oaktrail_panel_rx {
struct {
u16 NumberOfLanes:2; /*Num of Lanes, 2 bits,0 = 1 lane,*/
/* 1 = 2 lanes, 2 = 3 lanes, 3 = 4 lanes. */
u16 MaxLaneFreq:3; /* 0: 100MHz, 1: 200MHz, 2: 300MHz, */
/*3: 400MHz, 4: 500MHz, 5: 600MHz, 6: 700MHz, 7: 800MHz.*/
u16 SupportedVideoTransferMode:2; /*0: Non-burst only */
/* 1: Burst and non-burst */
/* 2/3: Reserved */
u16 HSClkBehavior:1; /*0: Continuous, 1: Non-continuous*/
u16 DuoDisplaySupport:1; /*1 bit,0: No, 1: Yes*/
u16 ECC_ChecksumCapabilities:1;/*1 bit,0: No, 1: Yes*/
u16 BidirectionalCommunication:1;/*1 bit,0: No, 1: Yes */
u16 Rsvd:5;/*5 bits,00000b */
} panelrx;
u16 panel_receiver;
} __packed;
struct oaktrail_gct_v1 {
union { /*8 bits,Defined as follows: */
struct {
u8 PanelType:4; /*4 bits, Bit field for panels*/
/* 0 - 3: 0 = LVDS, 1 = MIPI*/
/*2 bits,Specifies which of the*/
u8 BootPanelIndex:2;
/* 4 panels to use by default*/
u8 BootMIPI_DSI_RxIndex:2;/*Specifies which of*/
/* the 4 MIPI DSI receivers to use*/
} PD;
u8 PanelDescriptor;
};
struct oaktrail_panel_descriptor_v1 panel[4];/*panel descrs,38 bytes each*/
union oaktrail_panel_rx panelrx[4]; /* panel receivers*/
} __packed;
struct oaktrail_gct_v2 {
union { /*8 bits,Defined as follows: */
struct {
u8 PanelType:4; /*4 bits, Bit field for panels*/
/* 0 - 3: 0 = LVDS, 1 = MIPI*/
/*2 bits,Specifies which of the*/
u8 BootPanelIndex:2;
/* 4 panels to use by default*/
u8 BootMIPI_DSI_RxIndex:2;/*Specifies which of*/
/* the 4 MIPI DSI receivers to use*/
} PD;
u8 PanelDescriptor;
};
struct oaktrail_panel_descriptor_v2 panel[4];/*panel descrs,38 bytes each*/
union oaktrail_panel_rx panelrx[4]; /* panel receivers*/
} __packed;
struct oaktrail_gct_data {
u8 bpi; /* boot panel index, number of panel used during boot */
u8 pt; /* panel type, 4 bit field, 0=lvds, 1=mipi */
struct oaktrail_timing_info DTD; /* timing info for the selected panel */
u32 Panel_Port_Control;
u32 PP_On_Sequencing;/*1 dword,Register 0x61208,*/
u32 PP_Off_Sequencing;/*1 dword,Register 0x6120C,*/
u32 PP_Cycle_Delay;
u16 Panel_Backlight_Inverter_Descriptor;
u16 Panel_MIPI_Display_Descriptor;
} __packed;
#define MODE_SETTING_IN_CRTC 0x1
#define MODE_SETTING_IN_ENCODER 0x2
#define MODE_SETTING_ON_GOING 0x3
#define MODE_SETTING_IN_DSR 0x4
#define MODE_SETTING_ENCODER_DONE 0x8
#define GCT_R10_HEADER_SIZE 16
#define GCT_R10_DISPLAY_DESC_SIZE 28
/*
* Moorestown HDMI interfaces
*/
struct oaktrail_hdmi_dev {
struct pci_dev *dev;
void __iomem *regs;
unsigned int mmio, mmio_len;
int dpms_mode;
struct hdmi_i2c_dev *i2c_dev;
/* register state */
u32 saveDPLL_CTRL;
u32 saveDPLL_DIV_CTRL;
u32 saveDPLL_ADJUST;
u32 saveDPLL_UPDATE;
u32 saveDPLL_CLK_ENABLE;
u32 savePCH_HTOTAL_B;
u32 savePCH_HBLANK_B;
u32 savePCH_HSYNC_B;
u32 savePCH_VTOTAL_B;
u32 savePCH_VBLANK_B;
u32 savePCH_VSYNC_B;
u32 savePCH_PIPEBCONF;
u32 savePCH_PIPEBSRC;
};
extern void oaktrail_hdmi_setup(struct drm_device *dev);
extern void oaktrail_hdmi_teardown(struct drm_device *dev);
extern int oaktrail_hdmi_i2c_init(struct pci_dev *dev);
extern void oaktrail_hdmi_i2c_exit(struct pci_dev *dev);
extern void oaktrail_hdmi_save(struct drm_device *dev);
extern void oaktrail_hdmi_restore(struct drm_device *dev);
extern void oaktrail_hdmi_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev);
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