aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/video/via
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/video/via')
-rw-r--r--drivers/video/via/dvi.c25
-rw-r--r--drivers/video/via/hw.c132
-rw-r--r--drivers/video/via/hw.h9
-rw-r--r--drivers/video/via/lcd.c10
-rw-r--r--drivers/video/via/viafbdev.c16
-rw-r--r--drivers/video/via/vt1636.c56
6 files changed, 137 insertions, 111 deletions
diff --git a/drivers/video/via/dvi.c b/drivers/video/via/dvi.c
index 7c82f6fda918..84e21b39dd0b 100644
--- a/drivers/video/via/dvi.c
+++ b/drivers/video/via/dvi.c
@@ -470,26 +470,6 @@ static void __devinit dvi_get_panel_size_from_DDCv2(
470void viafb_dvi_disable(void) 470void viafb_dvi_disable(void)
471{ 471{
472 if (viaparinfo->chip_info-> 472 if (viaparinfo->chip_info->
473 tmds_chip_info.output_interface == INTERFACE_DVP0)
474 viafb_write_reg(SR1E, VIASR,
475 viafb_read_reg(VIASR, SR1E) & (~0xC0));
476
477 if (viaparinfo->chip_info->
478 tmds_chip_info.output_interface == INTERFACE_DVP1)
479 viafb_write_reg(SR1E, VIASR,
480 viafb_read_reg(VIASR, SR1E) & (~0x30));
481
482 if (viaparinfo->chip_info->
483 tmds_chip_info.output_interface == INTERFACE_DFP_HIGH)
484 viafb_write_reg(SR2A, VIASR,
485 viafb_read_reg(VIASR, SR2A) & (~0x0C));
486
487 if (viaparinfo->chip_info->
488 tmds_chip_info.output_interface == INTERFACE_DFP_LOW)
489 viafb_write_reg(SR2A, VIASR,
490 viafb_read_reg(VIASR, SR2A) & (~0x03));
491
492 if (viaparinfo->chip_info->
493 tmds_chip_info.output_interface == INTERFACE_TMDS) 473 tmds_chip_info.output_interface == INTERFACE_TMDS)
494 /* Turn off TMDS power. */ 474 /* Turn off TMDS power. */
495 viafb_write_reg(CRD2, VIACR, 475 viafb_write_reg(CRD2, VIACR,
@@ -571,7 +551,6 @@ void viafb_dvi_enable(void)
571 case INTERFACE_DVP0: 551 case INTERFACE_DVP0:
572 viafb_write_reg_mask(CR6B, VIACR, 0x01, BIT0); 552 viafb_write_reg_mask(CR6B, VIACR, 0x01, BIT0);
573 viafb_write_reg_mask(CR6C, VIACR, 0x21, BIT0 + BIT5); 553 viafb_write_reg_mask(CR6C, VIACR, 0x21, BIT0 + BIT5);
574 viafb_write_reg_mask(SR1E, VIASR, 0xC0, BIT7 + BIT6);
575 dvi_patch_skew_dvp0(); 554 dvi_patch_skew_dvp0();
576 if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) 555 if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)
577 tmds_register_write(0x88, 0x3b); 556 tmds_register_write(0x88, 0x3b);
@@ -585,7 +564,6 @@ void viafb_dvi_enable(void)
585 if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) 564 if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)
586 viafb_write_reg_mask(CR93, VIACR, 0x21, BIT0 + BIT5); 565 viafb_write_reg_mask(CR93, VIACR, 0x21, BIT0 + BIT5);
587 566
588 viafb_write_reg_mask(SR1E, VIASR, 0x30, BIT4 + BIT5);
589 /*fix dvi cann't be enabled with MB VT5718C4 - Al Zhang */ 567 /*fix dvi cann't be enabled with MB VT5718C4 - Al Zhang */
590 if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) 568 if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)
591 tmds_register_write(0x88, 0x3b); 569 tmds_register_write(0x88, 0x3b);
@@ -616,14 +594,13 @@ void viafb_dvi_enable(void)
616 if (viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266) 594 if (viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266)
617 via_write_reg_mask(VIACR, CR97, 0x03, 0x03); 595 via_write_reg_mask(VIACR, CR97, 0x03, 0x03);
618 596
619 viafb_write_reg_mask(SR2A, VIASR, 0x0C, BIT2 + BIT3);
620 via_write_reg_mask(VIACR, 0x91, 0x00, 0x20); 597 via_write_reg_mask(VIACR, 0x91, 0x00, 0x20);
621 break; 598 break;
622 599
623 case INTERFACE_DFP_LOW: 600 case INTERFACE_DFP_LOW:
624 if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) 601 if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)
625 break; 602 break;
626 viafb_write_reg_mask(SR2A, VIASR, 0x03, BIT0 + BIT1); 603
627 dvi_patch_skew_dvp_low(); 604 dvi_patch_skew_dvp_low();
628 via_write_reg_mask(VIACR, 0x91, 0x00, 0x20); 605 via_write_reg_mask(VIACR, 0x91, 0x00, 0x20);
629 break; 606 break;
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c
index e65edcea46eb..132d811525ed 100644
--- a/drivers/video/via/hw.c
+++ b/drivers/video/via/hw.c
@@ -1036,6 +1036,121 @@ void via_set_source(u32 devices, u8 iga)
1036 set_lvds2_source(iga); 1036 set_lvds2_source(iga);
1037} 1037}
1038 1038
1039static void set_crt_state(u8 state)
1040{
1041 u8 value;
1042
1043 switch (state) {
1044 case VIA_STATE_ON:
1045 value = 0x00;
1046 break;
1047 case VIA_STATE_STANDBY:
1048 value = 0x10;
1049 break;
1050 case VIA_STATE_SUSPEND:
1051 value = 0x20;
1052 break;
1053 case VIA_STATE_OFF:
1054 value = 0x30;
1055 break;
1056 default:
1057 return;
1058 }
1059
1060 via_write_reg_mask(VIACR, 0x36, value, 0x30);
1061}
1062
1063static void set_96_state(u8 state)
1064{
1065 u8 value;
1066
1067 switch (state) {
1068 case VIA_STATE_ON:
1069 value = 0xC0;
1070 break;
1071 case VIA_STATE_OFF:
1072 value = 0x00;
1073 break;
1074 default:
1075 return;
1076 }
1077
1078 via_write_reg_mask(VIASR, 0x1E, value, 0xC0);
1079}
1080
1081static void set_dvp1_state(u8 state)
1082{
1083 u8 value;
1084
1085 switch (state) {
1086 case VIA_STATE_ON:
1087 value = 0x30;
1088 break;
1089 case VIA_STATE_OFF:
1090 value = 0x00;
1091 break;
1092 default:
1093 return;
1094 }
1095
1096 via_write_reg_mask(VIASR, 0x1E, value, 0x30);
1097}
1098
1099static void set_lvds1_state(u8 state)
1100{
1101 u8 value;
1102
1103 switch (state) {
1104 case VIA_STATE_ON:
1105 value = 0x03;
1106 break;
1107 case VIA_STATE_OFF:
1108 value = 0x00;
1109 break;
1110 default:
1111 return;
1112 }
1113
1114 via_write_reg_mask(VIASR, 0x2A, value, 0x03);
1115}
1116
1117static void set_lvds2_state(u8 state)
1118{
1119 u8 value;
1120
1121 switch (state) {
1122 case VIA_STATE_ON:
1123 value = 0x0C;
1124 break;
1125 case VIA_STATE_OFF:
1126 value = 0x00;
1127 break;
1128 default:
1129 return;
1130 }
1131
1132 via_write_reg_mask(VIASR, 0x2A, value, 0x0C);
1133}
1134
1135void via_set_state(u32 devices, u8 state)
1136{
1137 /*
1138 TODO: Can we enable/disable these devices? How?
1139 if (devices & VIA_6C)
1140 if (devices & VIA_93)
1141 */
1142 if (devices & VIA_96)
1143 set_96_state(state);
1144 if (devices & VIA_CRT)
1145 set_crt_state(state);
1146 if (devices & VIA_DVP1)
1147 set_dvp1_state(state);
1148 if (devices & VIA_LVDS1)
1149 set_lvds1_state(state);
1150 if (devices & VIA_LVDS2)
1151 set_lvds2_state(state);
1152}
1153
1039u32 via_parse_odev(char *input, char **end) 1154u32 via_parse_odev(char *input, char **end)
1040{ 1155{
1041 char *ptr = input; 1156 char *ptr = input;
@@ -2224,6 +2339,8 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
2224{ 2339{
2225 int i, j; 2340 int i, j;
2226 int port; 2341 int port;
2342 u32 devices = viaparinfo->shared->iga1_devices
2343 | viaparinfo->shared->iga2_devices;
2227 u8 value, index, mask; 2344 u8 value, index, mask;
2228 struct crt_mode_table *crt_timing; 2345 struct crt_mode_table *crt_timing;
2229 struct crt_mode_table *crt_timing1 = NULL; 2346 struct crt_mode_table *crt_timing1 = NULL;
@@ -2271,6 +2388,7 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
2271 } 2388 }
2272 2389
2273 device_off(); 2390 device_off();
2391 via_set_state(devices, VIA_STATE_OFF);
2274 2392
2275 /* Fill VPIT Parameters */ 2393 /* Fill VPIT Parameters */
2276 /* Write Misc Register */ 2394 /* Write Misc Register */
@@ -2430,6 +2548,7 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
2430 viafb_DeviceStatus = CRT_Device; 2548 viafb_DeviceStatus = CRT_Device;
2431 } 2549 }
2432 device_on(); 2550 device_on();
2551 via_set_state(devices, VIA_STATE_ON);
2433 device_screen_on(); 2552 device_screen_on();
2434 return 1; 2553 return 1;
2435} 2554}
@@ -2470,31 +2589,18 @@ int viafb_get_refresh(int hres, int vres, u32 long_refresh)
2470 2589
2471static void device_off(void) 2590static void device_off(void)
2472{ 2591{
2473 viafb_crt_disable();
2474 viafb_dvi_disable(); 2592 viafb_dvi_disable();
2475 viafb_lcd_disable(); 2593 viafb_lcd_disable();
2476} 2594}
2477 2595
2478static void device_on(void) 2596static void device_on(void)
2479{ 2597{
2480 if (viafb_CRT_ON == 1)
2481 viafb_crt_enable();
2482 if (viafb_DVI_ON == 1) 2598 if (viafb_DVI_ON == 1)
2483 viafb_dvi_enable(); 2599 viafb_dvi_enable();
2484 if (viafb_LCD_ON == 1) 2600 if (viafb_LCD_ON == 1)
2485 viafb_lcd_enable(); 2601 viafb_lcd_enable();
2486} 2602}
2487 2603
2488void viafb_crt_disable(void)
2489{
2490 viafb_write_reg_mask(CR36, VIACR, BIT5 + BIT4, BIT5 + BIT4);
2491}
2492
2493void viafb_crt_enable(void)
2494{
2495 viafb_write_reg_mask(CR36, VIACR, 0x0, BIT5 + BIT4);
2496}
2497
2498static void enable_second_display_channel(void) 2604static void enable_second_display_channel(void)
2499{ 2605{
2500 /* to enable second display channel. */ 2606 /* to enable second display channel. */
diff --git a/drivers/video/via/hw.h b/drivers/video/via/hw.h
index 657dbd64a089..b067cbb45ebf 100644
--- a/drivers/video/via/hw.h
+++ b/drivers/video/via/hw.h
@@ -41,6 +41,12 @@
41#define VIA_LVDS1 0x00000040 41#define VIA_LVDS1 0x00000040
42#define VIA_LVDS2 0x00000080 42#define VIA_LVDS2 0x00000080
43 43
44/* VIA output device power states */
45#define VIA_STATE_ON 0
46#define VIA_STATE_STANDBY 1
47#define VIA_STATE_SUSPEND 2
48#define VIA_STATE_OFF 3
49
44/*************************************************** 50/***************************************************
45* Definition IGA1 Design Method of CRTC Registers * 51* Definition IGA1 Design Method of CRTC Registers *
46****************************************************/ 52****************************************************/
@@ -904,9 +910,8 @@ void viafb_set_vclock(u32 CLK, int set_iga);
904void viafb_load_reg(int timing_value, int viafb_load_reg_num, 910void viafb_load_reg(int timing_value, int viafb_load_reg_num,
905 struct io_register *reg, 911 struct io_register *reg,
906 int io_type); 912 int io_type);
907void viafb_crt_disable(void);
908void viafb_crt_enable(void);
909void via_set_source(u32 devices, u8 iga); 913void via_set_source(u32 devices, u8 iga);
914void via_set_state(u32 devices, u8 state);
910u32 via_parse_odev(char *input, char **end); 915u32 via_parse_odev(char *input, char **end);
911void via_odev_to_seq(struct seq_file *m, u32 odev); 916void via_odev_to_seq(struct seq_file *m, u32 odev);
912void init_ad9389(void); 917void init_ad9389(void);
diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c
index b7d55350be06..de19e4777daf 100644
--- a/drivers/video/via/lcd.c
+++ b/drivers/video/via/lcd.c
@@ -703,9 +703,6 @@ static void integrated_lvds_disable(struct lvds_setting_information
703 viafb_write_reg_mask(CR91, VIACR, 0xC0, BIT6 + BIT7); 703 viafb_write_reg_mask(CR91, VIACR, 0xC0, BIT6 + BIT7);
704 } 704 }
705 705
706 /* Turn DFP High/Low Pad off. */
707 viafb_write_reg_mask(SR2A, VIASR, 0, BIT0 + BIT1 + BIT2 + BIT3);
708
709 /* Power off LVDS channel. */ 706 /* Power off LVDS channel. */
710 switch (plvds_chip_info->output_interface) { 707 switch (plvds_chip_info->output_interface) {
711 case INTERFACE_LVDS0: 708 case INTERFACE_LVDS0:
@@ -761,9 +758,6 @@ static void integrated_lvds_enable(struct lvds_setting_information
761 break; 758 break;
762 } 759 }
763 760
764 /* Turn DFP High/Low pad on. */
765 viafb_write_reg_mask(SR2A, VIASR, 0x0F, BIT0 + BIT1 + BIT2 + BIT3);
766
767 /* Power on LVDS channel. */ 761 /* Power on LVDS channel. */
768 switch (plvds_chip_info->output_interface) { 762 switch (plvds_chip_info->output_interface) {
769 case INTERFACE_LVDS0: 763 case INTERFACE_LVDS0:
@@ -812,8 +806,6 @@ void viafb_lcd_disable(void)
812 viafb_disable_lvds_vt1636(viaparinfo->lvds_setting_info, 806 viafb_disable_lvds_vt1636(viaparinfo->lvds_setting_info,
813 &viaparinfo->chip_info->lvds_chip_info); 807 &viaparinfo->chip_info->lvds_chip_info);
814 } else { 808 } else {
815 /* DFP-HL pad off */
816 viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x0F);
817 /* Backlight off */ 809 /* Backlight off */
818 viafb_write_reg_mask(SR3D, VIASR, 0x00, 0x20); 810 viafb_write_reg_mask(SR3D, VIASR, 0x00, 0x20);
819 /* 24 bit DI data paht off */ 811 /* 24 bit DI data paht off */
@@ -879,8 +871,6 @@ void viafb_lcd_enable(void)
879 viafb_enable_lvds_vt1636(viaparinfo->lvds_setting_info, 871 viafb_enable_lvds_vt1636(viaparinfo->lvds_setting_info,
880 &viaparinfo->chip_info->lvds_chip_info); 872 &viaparinfo->chip_info->lvds_chip_info);
881 } else { 873 } else {
882 /* DFP-HL pad on */
883 viafb_write_reg_mask(SR2A, VIASR, 0x0F, 0x0F);
884 /* Backlight on */ 874 /* Backlight on */
885 viafb_write_reg_mask(SR3D, VIASR, 0x20, 0x20); 875 viafb_write_reg_mask(SR3D, VIASR, 0x20, 0x20);
886 /* 24 bit DI data paht on */ 876 /* 24 bit DI data paht on */
diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
index 80ce43a318bb..164c6ea603d2 100644
--- a/drivers/video/via/viafbdev.c
+++ b/drivers/video/via/viafbdev.c
@@ -332,22 +332,22 @@ static int viafb_blank(int blank_mode, struct fb_info *info)
332 case FB_BLANK_UNBLANK: 332 case FB_BLANK_UNBLANK:
333 /* Screen: On, HSync: On, VSync: On */ 333 /* Screen: On, HSync: On, VSync: On */
334 /* control CRT monitor power management */ 334 /* control CRT monitor power management */
335 viafb_write_reg_mask(CR36, VIACR, 0x00, BIT4 + BIT5); 335 via_set_state(VIA_CRT, VIA_STATE_ON);
336 break; 336 break;
337 case FB_BLANK_HSYNC_SUSPEND: 337 case FB_BLANK_HSYNC_SUSPEND:
338 /* Screen: Off, HSync: Off, VSync: On */ 338 /* Screen: Off, HSync: Off, VSync: On */
339 /* control CRT monitor power management */ 339 /* control CRT monitor power management */
340 viafb_write_reg_mask(CR36, VIACR, 0x10, BIT4 + BIT5); 340 via_set_state(VIA_CRT, VIA_STATE_STANDBY);
341 break; 341 break;
342 case FB_BLANK_VSYNC_SUSPEND: 342 case FB_BLANK_VSYNC_SUSPEND:
343 /* Screen: Off, HSync: On, VSync: Off */ 343 /* Screen: Off, HSync: On, VSync: Off */
344 /* control CRT monitor power management */ 344 /* control CRT monitor power management */
345 viafb_write_reg_mask(CR36, VIACR, 0x20, BIT4 + BIT5); 345 via_set_state(VIA_CRT, VIA_STATE_SUSPEND);
346 break; 346 break;
347 case FB_BLANK_POWERDOWN: 347 case FB_BLANK_POWERDOWN:
348 /* Screen: Off, HSync: Off, VSync: Off */ 348 /* Screen: Off, HSync: Off, VSync: Off */
349 /* control CRT monitor power management */ 349 /* control CRT monitor power management */
350 viafb_write_reg_mask(CR36, VIACR, 0x30, BIT4 + BIT5); 350 via_set_state(VIA_CRT, VIA_STATE_OFF);
351 break; 351 break;
352 } 352 }
353 353
@@ -457,7 +457,7 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
457 if (copy_from_user(&gpu32, argp, sizeof(gpu32))) 457 if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
458 return -EFAULT; 458 return -EFAULT;
459 if (gpu32 & CRT_Device) 459 if (gpu32 & CRT_Device)
460 viafb_crt_enable(); 460 via_set_state(VIA_CRT, VIA_STATE_ON);
461 if (gpu32 & DVI_Device) 461 if (gpu32 & DVI_Device)
462 viafb_dvi_enable(); 462 viafb_dvi_enable();
463 if (gpu32 & LCD_Device) 463 if (gpu32 & LCD_Device)
@@ -467,7 +467,7 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
467 if (copy_from_user(&gpu32, argp, sizeof(gpu32))) 467 if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
468 return -EFAULT; 468 return -EFAULT;
469 if (gpu32 & CRT_Device) 469 if (gpu32 & CRT_Device)
470 viafb_crt_disable(); 470 via_set_state(VIA_CRT, VIA_STATE_OFF);
471 if (gpu32 & DVI_Device) 471 if (gpu32 & DVI_Device)
472 viafb_dvi_disable(); 472 viafb_dvi_disable();
473 if (gpu32 & LCD_Device) 473 if (gpu32 & LCD_Device)
@@ -1487,7 +1487,9 @@ static ssize_t viafb_iga1_odev_proc_write(struct file *file,
1487 dev_on = dev_new & ~dev_old; 1487 dev_on = dev_new & ~dev_old;
1488 viaparinfo->shared->iga1_devices = dev_new; 1488 viaparinfo->shared->iga1_devices = dev_new;
1489 viaparinfo->shared->iga2_devices &= ~dev_new; 1489 viaparinfo->shared->iga2_devices &= ~dev_new;
1490 via_set_state(dev_off, VIA_STATE_OFF);
1490 via_set_source(dev_new, IGA1); 1491 via_set_source(dev_new, IGA1);
1492 via_set_state(dev_on, VIA_STATE_ON);
1491 return res; 1493 return res;
1492} 1494}
1493 1495
@@ -1525,7 +1527,9 @@ static ssize_t viafb_iga2_odev_proc_write(struct file *file,
1525 dev_on = dev_new & ~dev_old; 1527 dev_on = dev_new & ~dev_old;
1526 viaparinfo->shared->iga2_devices = dev_new; 1528 viaparinfo->shared->iga2_devices = dev_new;
1527 viaparinfo->shared->iga1_devices &= ~dev_new; 1529 viaparinfo->shared->iga1_devices &= ~dev_new;
1530 via_set_state(dev_off, VIA_STATE_OFF);
1528 via_set_source(dev_new, IGA2); 1531 via_set_source(dev_new, IGA2);
1532 via_set_state(dev_on, VIA_STATE_ON);
1529 return res; 1533 return res;
1530} 1534}
1531 1535
diff --git a/drivers/video/via/vt1636.c b/drivers/video/via/vt1636.c
index d65bf1aee87c..90aad12c2c4d 100644
--- a/drivers/video/via/vt1636.c
+++ b/drivers/video/via/vt1636.c
@@ -92,34 +92,6 @@ void viafb_enable_lvds_vt1636(struct lvds_setting_information
92 92
93 viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info, 93 viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info,
94 VDD_ON_TBL_VT1636[0]); 94 VDD_ON_TBL_VT1636[0]);
95
96 /* Pad on: */
97 switch (plvds_chip_info->output_interface) {
98 case INTERFACE_DVP0:
99 {
100 viafb_write_reg_mask(SR1E, VIASR, 0xC0, 0xC0);
101 break;
102 }
103
104 case INTERFACE_DVP1:
105 {
106 viafb_write_reg_mask(SR1E, VIASR, 0x30, 0x30);
107 break;
108 }
109
110 case INTERFACE_DFP_LOW:
111 {
112 viafb_write_reg_mask(SR2A, VIASR, 0x03, 0x03);
113 break;
114 }
115
116 case INTERFACE_DFP_HIGH:
117 {
118 viafb_write_reg_mask(SR2A, VIASR, 0x03, 0x0C);
119 break;
120 }
121
122 }
123} 95}
124 96
125void viafb_disable_lvds_vt1636(struct lvds_setting_information 97void viafb_disable_lvds_vt1636(struct lvds_setting_information
@@ -129,34 +101,6 @@ void viafb_disable_lvds_vt1636(struct lvds_setting_information
129 101
130 viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info, 102 viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info,
131 VDD_OFF_TBL_VT1636[0]); 103 VDD_OFF_TBL_VT1636[0]);
132
133 /* Pad off: */
134 switch (plvds_chip_info->output_interface) {
135 case INTERFACE_DVP0:
136 {
137 viafb_write_reg_mask(SR1E, VIASR, 0x00, 0xC0);
138 break;
139 }
140
141 case INTERFACE_DVP1:
142 {
143 viafb_write_reg_mask(SR1E, VIASR, 0x00, 0x30);
144 break;
145 }
146
147 case INTERFACE_DFP_LOW:
148 {
149 viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x03);
150 break;
151 }
152
153 case INTERFACE_DFP_HIGH:
154 {
155 viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x0C);
156 break;
157 }
158
159 }
160} 104}
161 105
162bool viafb_lvds_identify_vt1636(u8 i2c_adapter) 106bool viafb_lvds_identify_vt1636(u8 i2c_adapter)
generated by cgit v1.2.2 (git 2.25.0) at 2025-03-11 11:39:14 -0400