Extracted from various sources such EMGD releases.

Signed-off-by: James Hilliard <[email protected]>
---
 drivers/gpu/drm/gma500/psb_intel_reg.h | 212 +++++++++++++------------
 1 file changed, 107 insertions(+), 105 deletions(-)

diff --git a/drivers/gpu/drm/gma500/psb_intel_reg.h 
b/drivers/gpu/drm/gma500/psb_intel_reg.h
index ced7b433befb..a754bece30f5 100644
--- a/drivers/gpu/drm/gma500/psb_intel_reg.h
+++ b/drivers/gpu/drm/gma500/psb_intel_reg.h
@@ -31,7 +31,7 @@
 # define GPIO_DATA_VAL_IN              (1 << 12)
 # define GPIO_DATA_PULLUP_DISABLE      (1 << 13)
 
-#define GMBUS0                 0x5100 /* clock/port select */
+#define GMBUS0                 0x5100 /* clock/device select register */
 #define   GMBUS_RATE_100KHZ    (0<<8)
 #define   GMBUS_RATE_50KHZ     (1<<8)
 #define   GMBUS_RATE_400KHZ    (2<<8) /* reserved on Pineview */
@@ -46,7 +46,7 @@
                                  /* 6 reserved */
 #define   GMBUS_PORT_DPD       7 /* HDMID */
 #define   GMBUS_NUM_PORTS       8
-#define GMBUS1                 0x5104 /* command/status */
+#define GMBUS1                 0x5104 /* command/status register */
 #define   GMBUS_SW_CLR_INT     (1<<31)
 #define   GMBUS_SW_RDY         (1<<30)
 #define   GMBUS_ENT            (1<<29) /* enable timeout */
@@ -59,7 +59,7 @@
 #define   GMBUS_SLAVE_ADDR_SHIFT 1
 #define   GMBUS_SLAVE_READ     (1<<0)
 #define   GMBUS_SLAVE_WRITE    (0<<0)
-#define GMBUS2                 0x5108 /* status */
+#define GMBUS2                 0x5108 /* status register */
 #define   GMBUS_INUSE          (1<<15)
 #define   GMBUS_HW_WAIT_PHASE  (1<<14)
 #define   GMBUS_STALL_TIMEOUT  (1<<13)
@@ -67,18 +67,18 @@
 #define   GMBUS_HW_RDY         (1<<11)
 #define   GMBUS_SATOER         (1<<10)
 #define   GMBUS_ACTIVE         (1<<9)
-#define GMBUS3                 0x510c /* data buffer bytes 3-0 */
-#define GMBUS4                 0x5110 /* interrupt mask (Pineview+) */
+#define GMBUS3                 0x510c /* data buffer 3-0 register */
+#define GMBUS4                 0x5110 /* REQUEST_INUSE register (Pineview+) */
 #define   GMBUS_SLAVE_TIMEOUT_EN (1<<4)
 #define   GMBUS_NAK_EN         (1<<3)
 #define   GMBUS_IDLE_EN                (1<<2)
 #define   GMBUS_HW_WAIT_EN     (1<<1)
 #define   GMBUS_HW_RDY_EN      (1<<0)
-#define GMBUS5                 0x5120 /* byte index */
+#define GMBUS5                 0x5120 /* 2-byte index register */
 #define   GMBUS_2BYTE_INDEX_EN (1<<31)
 
-#define BLC_PWM_CTL            0x61254
-#define BLC_PWM_CTL2           0x61250
+#define BLC_PWM_CTL            0x61254 /* Backlight PWM Control */
+#define BLC_PWM_CTL2           0x61250 /* Image BLM Histogram Control */
 #define  PWM_ENABLE            (1 << 31)
 #define  PWM_LEGACY_MODE       (1 << 30)
 #define  PWM_PIPE_B            (1 << 29)
@@ -117,37 +117,38 @@
 #define I855_CLOCK_166_250             (3 << 0)
 
 /* I830 CRTC registers */
-#define HTOTAL_A               0x60000
-#define HBLANK_A               0x60004
-#define HSYNC_A                        0x60008
-#define VTOTAL_A               0x6000c
-#define VBLANK_A               0x60010
-#define VSYNC_A                        0x60014
-#define PIPEASRC               0x6001c
-#define BCLRPAT_A              0x60020
+#define HTOTAL_A               0x60000 /* Pipe A Horizontal Total Register */
+#define HBLANK_A               0x60004 /* Pipe A Horizontal Blank Register */
+#define HSYNC_A                        0x60008 /* Pipe A Horizontal Sync 
Register */
+#define VTOTAL_A               0x6000c /* Pipe A Vertical Total Register */
+#define VBLANK_A               0x60010 /* Pipe A Vertical Blank Register */
+#define VSYNC_A                        0x60014 /* Pipe A Vertical Sync 
Register */
+#define PIPEASRC               0x6001c /* Pipe A Source Image Size Register */
+#define BCLRPAT_A              0x60020 /* Pipe A Border Color Pattern Register 
*/
 #define VSYNCSHIFT_A           0x60028
 
-#define HTOTAL_B               0x61000
-#define HBLANK_B               0x61004
-#define HSYNC_B                        0x61008
-#define VTOTAL_B               0x6100c
-#define VBLANK_B               0x61010
-#define VSYNC_B                        0x61014
-#define PIPEBSRC               0x6101c
-#define BCLRPAT_B              0x61020
+#define HTOTAL_B               0x61000 /* Pipe B Horizontal Total Register */
+#define HBLANK_B               0x61004 /* Pipe B Horizontal Blank Register */
+#define HSYNC_B                        0x61008 /* Pipe B Horizontal Sync 
Register */
+#define VTOTAL_B               0x6100c /* Pipe B Vertical Total Register */
+#define VBLANK_B               0x61010 /* Pipe B Vertical Blank Register */
+#define VSYNC_B                        0x61014 /* Pipe B Vertical Sync 
Register */
+#define PIPEBSRC               0x6101c /* Pipe B Source Image Size Register */
+#define BCLRPAT_B              0x61020 /* Pipe B Border Color Pattern Register 
*/
 #define VSYNCSHIFT_B           0x61028
 
-#define HTOTAL_C               0x62000
-#define HBLANK_C               0x62004
-#define HSYNC_C                        0x62008
-#define VTOTAL_C               0x6200c
-#define VBLANK_C               0x62010
-#define VSYNC_C                        0x62014
-#define PIPECSRC               0x6201c
-#define BCLRPAT_C              0x62020
+#define HTOTAL_C               0x62000 /* Pipe C Horizontal Total Register */
+#define HBLANK_C               0x62004 /* Pipe C Horizontal Blank Register */
+#define HSYNC_C                        0x62008 /* Pipe C Horizontal Sync 
Register */
+#define VTOTAL_C               0x6200c /* Pipe C Vertical Total Register */
+#define VBLANK_C               0x62010 /* Pipe C Vertical Blank Register */
+#define VSYNC_C                        0x62014 /* Pipe C Vertical Sync 
Register */
+#define PIPECSRC               0x6201c /* Pipe C Source Image Size Register */
+#define BCLRPAT_C              0x62020 /* Pipe C Border Color Pattern Register 
*/
 #define VSYNCSHIFT_C           0x62028
 
-#define PP_STATUS              0x61200
+/* Panel power sequencing */
+#define PP_STATUS              0x61200 /* LVDS Panel Power Status Register */
 # define PP_ON                         (1 << 31)
 /*
  * Indicates that all dependencies of the panel are on:
@@ -165,7 +166,7 @@
 #define        PP_SEQUENCE_STATE_ON_IDLE       (1 << 3)
 #define        PP_SEQUENCE_STATE_MASK          0x0000000f
 
-#define PP_CONTROL             0x61204
+#define PP_CONTROL             0x61204 /* LVDS Panel Power Control Register */
 #define POWER_TARGET_ON                        (1 << 0)
 #define        PANEL_UNLOCK_REGS               (0xabcd << 16)
 #define        PANEL_UNLOCK_MASK               (0xffff << 16)
@@ -176,9 +177,9 @@
 #define        PANEL_POWER_ON                  (1 << 0)
 
 /* Poulsbo/Oaktrail */
-#define LVDSPP_ON              0x61208
+#define LVDSPP_ON              0x61208 /* Panel Power On Sequencing Delays */
 #define LVDSPP_OFF             0x6120c
-#define PP_CYCLE               0x61210
+#define PP_CYCLE               0x61210 /* Panel Power Cycle Delay and 
Reference */
 
 /* Cedartrail */
 #define PP_ON_DELAYS           0x61208         /* Cedartrail */
@@ -202,7 +203,8 @@
 #define  PANEL_POWER_CYCLE_DELAY_MASK  (0x1f)
 #define  PANEL_POWER_CYCLE_DELAY_SHIFT 0
 
-#define PFIT_CONTROL           0x61230
+/* Panel fitting */
+#define PFIT_CONTROL           0x61230 /* Panel Fitting Control */
 #define PFIT_ENABLE                    (1 << 31)
 #define PFIT_PIPE_MASK                 (3 << 29)
 #define PFIT_PIPE_SHIFT                        29
@@ -218,14 +220,14 @@
 #define HORIZ_AUTO_SCALE               (1 << 5)
 #define PANEL_8TO6_DITHER_ENABLE       (1 << 3)
 
-#define PFIT_PGM_RATIOS                0x61234
+#define PFIT_PGM_RATIOS                0x61234 /* Programmed Panel Fitting 
Ratios */
 #define PFIT_VERT_SCALE_MASK                   0xfff00000
 #define PFIT_HORIZ_SCALE_MASK                  0x0000fff0
 
 #define PFIT_AUTO_RATIOS       0x61238
 
-#define DPLL_A                 0x06014
-#define DPLL_B                 0x06018
+#define DPLL_A                 0x06014 /* Display PLL A Control */
+#define DPLL_B                 0x06018 /* Display PLL B Control */
 #define DPLL_VCO_ENABLE                        (1 << 31)
 #define DPLL_DVO_HIGH_SPEED            (1 << 30)
 #define DPLL_SYNCLOCK_ENABLE           (1 << 29)
@@ -336,7 +338,7 @@
 #define DPLLA_TEST_M_BYPASS            (1 << 2)
 #define DPLLA_INPUT_BUFFER_ENABLE      (1 << 0)
 
-#define ADPA                   0x61100
+#define ADPA                   0x61100 /* Analog Display Port A Control */
 #define ADPA_DAC_ENABLE                        (1 << 31)
 #define ADPA_DAC_DISABLE               0
 #define ADPA_PIPE_SELECT_MASK          (1 << 30)
@@ -353,10 +355,10 @@
 #define ADPA_HSYNC_ACTIVE_HIGH         (1 << 3)
 #define ADPA_HSYNC_ACTIVE_LOW          0
 
-#define FPA0                   0x06040
-#define FPA1                   0x06044
-#define FPB0                   0x06048
-#define FPB1                   0x0604c
+#define FPA0                   0x06040 /* DPLL A Divisor 0 */
+#define FPA1                   0x06044 /* DPLL A Divisor 1 */
+#define FPB0                   0x06048 /* DPLL B Divisor 0 */
+#define FPB1                   0x0604c /* DPLL B Divisor 1 */
 #define FP_N_DIV_MASK                  0x003f0000
 #define FP_N_DIV_SHIFT                 16
 #define FP_M1_DIV_MASK                 0x00003f00
@@ -476,7 +478,7 @@
 #define LVDS_B0B3_POWER_DOWN           (0 << 2)
 #define LVDS_B0B3_POWER_UP             (3 << 2)
 
-#define PIPEACONF              0x70008
+#define PIPEACONF              0x70008 /* Pipe A Pixel Pipeline Config Reg */
 #define PIPEACONF_ENABLE               (1 << 31)
 #define PIPEACONF_DISABLE              0
 #define PIPEACONF_DOUBLE_WIDE          (1 << 30)
@@ -495,7 +497,7 @@
 #define PIPECONF_PLANE_OFF             (1 << 19)
 #define PIPECONF_CURSOR_OFF            (1 << 18)
 
-#define PIPEBCONF              0x71008
+#define PIPEBCONF              0x71008 /* Pipe B Pixel Pipeline Config Reg */
 #define PIPEBCONF_ENABLE               (1 << 31)
 #define PIPEBCONF_DISABLE              0
 #define PIPEBCONF_DOUBLE_WIDE          (1 << 30)
@@ -503,15 +505,15 @@
 #define PIPEBCONF_GAMMA                        (1 << 24)
 #define PIPEBCONF_PALETTE              0
 
-#define PIPECCONF              0x72008
+#define PIPECCONF              0x72008 /* Pipe C Pixel Pipeline Config Reg */
 
-#define PIPEBGCMAXRED          0x71010
-#define PIPEBGCMAXGREEN                0x71014
-#define PIPEBGCMAXBLUE         0x71018
+#define PIPEBGCMAXRED          0x71010 /* Pipe B Gamma Correct. Max Red */
+#define PIPEBGCMAXGREEN                0x71014 /* Pipe B Gamma Correct. Max 
Green */
+#define PIPEBGCMAXBLUE         0x71018 /* Pipe B Gamma Correct. Max Blue */
 
-#define PIPEASTAT              0x70024
-#define PIPEBSTAT              0x71024
-#define PIPECSTAT              0x72024
+#define PIPEASTAT              0x70024 /* Pipe A Display Status */
+#define PIPEBSTAT              0x71024 /* Pipe B Display Status */
+#define PIPECSTAT              0x72024 /* Pipe C Display Status */
 #define PIPE_VBLANK_INTERRUPT_STATUS           (1UL << 1)
 #define PIPE_START_VBLANK_INTERRUPT_STATUS     (1UL << 2)
 #define PIPE_VBLANK_CLEAR                      (1 << 1)
@@ -537,8 +539,8 @@
 #define PIPE_VBLANK_MASK ((1 << 25)|(1 << 24)|(1 << 18)|(1 << 17))
 #define HISTOGRAM_INT_CONTROL          0x61268
 #define HISTOGRAM_BIN_DATA             0X61264
-#define HISTOGRAM_LOGIC_CONTROL                0x61260
-#define PWM_CONTROL_LOGIC              0x61250
+#define HISTOGRAM_LOGIC_CONTROL                0x61260 /* Image BLM Histogram 
Control */
+#define PWM_CONTROL_LOGIC              0x61250 /* Backlight PWM Control 2 */
 #define PIPE_HOTPLUG_INTERRUPT_STATUS          (1UL << 10)
 #define HISTOGRAM_INTERRUPT_ENABLE             (1UL << 31)
 #define HISTOGRAM_LOGIC_ENABLE                 (1UL << 31)
@@ -550,12 +552,12 @@
 #define HISTOGRAM_INT_CTRL_CLEAR               (1UL << 30)
 #define DPST_YUV_LUMA_MODE                     0
 
-#define PIPEAFRAMEHIGH         0x70040
-#define PIPEAFRAMEPIXEL                0x70044
-#define PIPEBFRAMEHIGH         0x71040
-#define PIPEBFRAMEPIXEL                0x71044
-#define PIPECFRAMEHIGH         0x72040
-#define PIPECFRAMEPIXEL                0x72044
+#define PIPEAFRAMEHIGH         0x70040 /* Pipe A Frame Count High */
+#define PIPEAFRAMEPIXEL                0x70044 /* Pipe A Frame Cnt Low and 
pixel cnt */
+#define PIPEBFRAMEHIGH         0x71040 /* Pipe B Frame Count High */
+#define PIPEBFRAMEPIXEL                0x71044 /* Pipe B Frame Cnt Low and 
pixel cnt */
+#define PIPECFRAMEHIGH         0x72040 /* Pipe C Frame Count High */
+#define PIPECFRAMEPIXEL                0x72044 /* Pipe C Frame Cnt Low and 
pixel cnt */
 #define PIPE_FRAME_HIGH_MASK   0x0000ffff
 #define PIPE_FRAME_HIGH_SHIFT  0
 #define PIPE_FRAME_LOW_MASK    0xff000000
@@ -566,7 +568,7 @@
 #define FW_BLC_SELF            0x20e0
 #define FW_BLC_SELF_EN          (1<<15)
 
-#define DSPARB                 0x70030
+#define DSPARB                 0x70030 /* Display Arbitration Control */
 #define DSPFW1                 0x70034
 #define DSP_FIFO_SR_WM_MASK            0xFF800000
 #define DSP_FIFO_SR_WM_SHIFT           23
@@ -585,10 +587,10 @@
 #define CURSOR_B_FIFO_WM1_SHIFT                8
 #define CURSOR_FIFO_SR_WM1_SHIFT       0
 #define DSPFW6                 0x70058
-#define DSPCHICKENBIT          0x70400
-#define DSPACNTR               0x70180
-#define DSPBCNTR               0x71180
-#define DSPCCNTR               0x72180
+#define DSPCHICKENBIT          0x70400 /* Chicken Bit */
+#define DSPACNTR               0x70180 /* Display Plane A */
+#define DSPBCNTR               0x71180 /* Display Plane B */
+#define DSPCCNTR               0x72180 /* Display Plane C */
 #define DISPLAY_PLANE_ENABLE                   (1 << 31)
 #define DISPLAY_PLANE_DISABLE                  0
 #define DISPPLANE_GAMMA_ENABLE                 (1 << 30)
@@ -618,42 +620,42 @@
 #define DISPPLANE_SPRITE_ABOVE_OVERLAY         (1)
 #define DISPPLANE_BOTTOM                       (4)
 
-#define DSPABASE               0x70184
+#define DSPABASE               0x70184 /* Display A Start Address */
 #define DSPALINOFF             0x70184
-#define DSPASTRIDE             0x70188
+#define DSPASTRIDE             0x70188 /* Display A Stride */
 
-#define DSPBBASE               0x71184
+#define DSPBBASE               0x71184 /* Display B Start Address */
 #define DSPBLINOFF             0X71184
 #define DSPBADDR               DSPBBASE
-#define DSPBSTRIDE             0x71188
+#define DSPBSTRIDE             0x71188 /* Display B Stride */
 
-#define DSPCBASE               0x72184
+#define DSPCBASE               0x72184 /* Display C Start Address */
 #define DSPCLINOFF             0x72184
-#define DSPCSTRIDE             0x72188
+#define DSPCSTRIDE             0x72188 /* Display C Stride */
 
-#define DSPAKEYVAL             0x70194
-#define DSPAKEYMASK            0x70198
+#define DSPAKEYVAL             0x70194 /* Sprite color key value */
+#define DSPAKEYMASK            0x70198 /* Sprite color key mask */
 
-#define DSPAPOS                        0x7018C /* reserved */
-#define DSPASIZE               0x70190
-#define DSPBPOS                        0x7118C
-#define DSPBSIZE               0x71190
-#define DSPCPOS                        0x7218C
-#define DSPCSIZE               0x72190
+#define DSPAPOS                        0x7018C /* Display A Position */
+#define DSPASIZE               0x70190 /* Display A Size */
+#define DSPBPOS                        0x7118C /* Display B Position */
+#define DSPBSIZE               0x71190 /* Display B Size */
+#define DSPCPOS                        0x7218C /* Display C Position */
+#define DSPCSIZE               0x72190 /* Display C Size */
 
-#define DSPASURF               0x7019C
-#define DSPATILEOFF            0x701A4
+#define DSPASURF               0x7019C /* Display A Suface base address */
+#define DSPATILEOFF            0x701A4 /* Display A Tiled Offset */
 
-#define DSPBSURF               0x7119C
-#define DSPBTILEOFF            0x711A4
+#define DSPBSURF               0x7119C /* Display B Suface base address */
+#define DSPBTILEOFF            0x711A4 /* Display B Tiled Offset */
 
-#define DSPCSURF               0x7219C
-#define DSPCTILEOFF            0x721A4
-#define DSPCKEYMAXVAL          0x721A0
-#define DSPCKEYMINVAL          0x72194
-#define DSPCKEYMSK             0x72198
+#define DSPCSURF               0x7219C /* Display C Suface base address */
+#define DSPCTILEOFF            0x721A4 /* Display C Tiled Offset */
+#define DSPCKEYMAXVAL          0x721A0 /* Display C Sprint color key Max */
+#define DSPCKEYMINVAL          0x72194 /* Sprite color key Min */
+#define DSPCKEYMSK             0x72198 /* Sprite color key mask */
 
-#define VGACNTRL               0x71400
+#define VGACNTRL               0x71400 /* VGA Display Plane Control Register */
 #define VGA_DISP_DISABLE               (1 << 31)
 #define VGA_2X_MODE                    (1 << 30)
 #define VGA_PIPE_B_SELECT              (1 << 29)
@@ -662,7 +664,7 @@
  * Overlay registers
  */
 #define OV_C_OFFSET            0x08000
-#define OV_OVADD               0x30000
+#define OV_OVADD               0x30000 /* Overlay Control */
 #define OV_DOVASTA             0x30008
 # define OV_PIPE_SELECT                        ((1 << 6)|(1 << 7))
 # define OV_PIPE_SELECT_POS            6
@@ -687,7 +689,7 @@
  * Some BIOS scratch area registers.  The 845 (and 830?) store the amount
  * of video memory available to the BIOS in SWF1.
  */
-#define SWF0                   0x71410
+#define SWF0                   0x71410 /* Software flags B Base Addr */
 #define SWF1                   0x71414
 #define SWF2                   0x71418
 #define SWF3                   0x7141c
@@ -698,7 +700,7 @@
 /*
  * 855 scratch registers.
  */
-#define SWF00                  0x70410
+#define SWF00                  0x70410 /* Software flags A Base Addr */
 #define SWF01                  0x70414
 #define SWF02                  0x70418
 #define SWF03                  0x7041c
@@ -748,18 +750,18 @@
 /*
  * Interrupt Registers
  */
-#define IER                    0x020a0
-#define IIR                    0x020a4
-#define IMR                    0x020a8
-#define ISR                    0x020ac
+#define IER                    0x020a0 /* Interrupt Enable */
+#define IIR                    0x020a4 /* Interrupt Identity */
+#define IMR                    0x020a8 /* Interrupt Mask */
+#define ISR                    0x020ac /* Interrupt Status */
 
 /*
  * MOORESTOWN delta registers
  */
-#define MRST_DPLL_A            0x0f014
+#define MRST_DPLL_A            0x0f014 /* Display PLL A Control */
 #define DPLLA_MODE_LVDS                        (2 << 26)       /* mrst */
-#define MRST_FPA0              0x0f040
-#define MRST_FPA1              0x0f044
+#define MRST_FPA0              0x0f040 /* DPLL A Divisor 0 */
+#define MRST_FPA1              0x0f044 /* DPLL A Divisor 1 */
 #define MRST_PERF_MODE         0x020f4
 
 /*
@@ -806,8 +808,8 @@
 #define PIPEACONF_PIPE_STATE           (1 << 30)
 /* #define DSPACNTR            0x70180 */
 
-#define MRST_DSPABASE          0x7019c
-#define MRST_DSPBBASE          0x7119c
+#define MRST_DSPABASE          0x7019c /* Display A Suface base address */
+#define MRST_DSPBBASE          0x7119c /* Display B Suface base address */
 
 /*
  * Moorestown registers.
@@ -1396,14 +1398,14 @@ No status bits are changed.
  * is 20 bytes in each direction, hence the 5 fixed
  * data registers
  */
-#define DPB_AUX_CH_CTL                 0x64110
+#define DPB_AUX_CH_CTL                 0x64110 /* Display Port B AUX Channel 
Control */
 #define DPB_AUX_CH_DATA1               0x64114
 #define DPB_AUX_CH_DATA2               0x64118
 #define DPB_AUX_CH_DATA3               0x6411c
 #define DPB_AUX_CH_DATA4               0x64120
 #define DPB_AUX_CH_DATA5               0x64124
 
-#define DPC_AUX_CH_CTL                 0x64210
+#define DPC_AUX_CH_CTL                 0x64210 /* Display Port C AUX Channel 
Control */
 #define DPC_AUX_CH_DATA1               0x64214
 #define DPC_AUX_CH_DATA2               0x64218
 #define DPC_AUX_CH_DATA3               0x6421c
-- 
2.25.1

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