diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/video/sh_mobile_hdmi.c | 82 |
1 files changed, 62 insertions, 20 deletions
diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c index 6608429c0fbb..27d76bcf8e07 100644 --- a/drivers/video/sh_mobile_hdmi.c +++ b/drivers/video/sh_mobile_hdmi.c | |||
@@ -381,21 +381,61 @@ static void sh_hdmi_audio_config(struct sh_hdmi *hdmi) | |||
381 | } | 381 | } |
382 | 382 | ||
383 | /** | 383 | /** |
384 | * sh_hdmi_phy_config() | 384 | * sh_hdmi_phy_config() - configure the HDMI PHY for the used video mode |
385 | */ | 385 | */ |
386 | static void sh_hdmi_phy_config(struct sh_hdmi *hdmi) | 386 | static void sh_hdmi_phy_config(struct sh_hdmi *hdmi) |
387 | { | 387 | { |
388 | /* 720p, 8bit, 74.25MHz. Might need to be adjusted for other formats */ | 388 | if (hdmi->var.yres > 480) { |
389 | hdmi_write(hdmi, 0x19, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); | 389 | /* 720p, 8bit, 74.25MHz. Might need to be adjusted for other formats */ |
390 | hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); | 390 | /* |
391 | hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); | 391 | * [1:0] Speed_A |
392 | /* PLLA_CONFIG[7:0]: VCO gain, VCO offset, LPF resistance[0] */ | 392 | * [3:2] Speed_B |
393 | hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); | 393 | * [4] PLLA_Bypass |
394 | hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); | 394 | * [6] DRV_TEST_EN |
395 | hdmi_write(hdmi, 0x4A, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); | 395 | * [7] DRV_TEST_IN |
396 | hdmi_write(hdmi, 0x0E, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); | 396 | */ |
397 | hdmi_write(hdmi, 0x25, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); | 397 | hdmi_write(hdmi, 0x19, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); |
398 | hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); | 398 | /* PLLB_CONFIG[17], PLLA_CONFIG[17] - not in PHY datasheet */ |
399 | hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); | ||
400 | /* | ||
401 | * [2:0] BGR_I_OFFSET | ||
402 | * [6:4] BGR_V_OFFSET | ||
403 | */ | ||
404 | hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); | ||
405 | /* PLLA_CONFIG[7:0]: VCO gain, VCO offset, LPF resistance[0] */ | ||
406 | hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); | ||
407 | /* | ||
408 | * PLLA_CONFIG[15:8]: regulator voltage[0], CP current, | ||
409 | * LPF capacitance, LPF resistance[1] | ||
410 | */ | ||
411 | hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); | ||
412 | /* PLLB_CONFIG[7:0]: LPF resistance[0], VCO offset, VCO gain */ | ||
413 | hdmi_write(hdmi, 0x4A, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); | ||
414 | /* | ||
415 | * PLLB_CONFIG[15:8]: regulator voltage[0], CP current, | ||
416 | * LPF capacitance, LPF resistance[1] | ||
417 | */ | ||
418 | hdmi_write(hdmi, 0x0E, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); | ||
419 | /* DRV_CONFIG, PE_CONFIG */ | ||
420 | hdmi_write(hdmi, 0x25, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); | ||
421 | /* | ||
422 | * [2:0] AMON_SEL (4 == LPF voltage) | ||
423 | * [4] PLLA_CONFIG[16] | ||
424 | * [5] PLLB_CONFIG[16] | ||
425 | */ | ||
426 | hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); | ||
427 | } else { | ||
428 | /* for 480p8bit 27MHz */ | ||
429 | hdmi_write(hdmi, 0x19, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); | ||
430 | hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); | ||
431 | hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); | ||
432 | hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); | ||
433 | hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); | ||
434 | hdmi_write(hdmi, 0x48, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); | ||
435 | hdmi_write(hdmi, 0x0F, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); | ||
436 | hdmi_write(hdmi, 0x20, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); | ||
437 | hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); | ||
438 | } | ||
399 | } | 439 | } |
400 | 440 | ||
401 | /** | 441 | /** |
@@ -403,6 +443,8 @@ static void sh_hdmi_phy_config(struct sh_hdmi *hdmi) | |||
403 | */ | 443 | */ |
404 | static void sh_hdmi_avi_infoframe_setup(struct sh_hdmi *hdmi) | 444 | static void sh_hdmi_avi_infoframe_setup(struct sh_hdmi *hdmi) |
405 | { | 445 | { |
446 | u8 vic; | ||
447 | |||
406 | /* AVI InfoFrame */ | 448 | /* AVI InfoFrame */ |
407 | hdmi_write(hdmi, 0x06, HDMI_CTRL_PKT_BUF_INDEX); | 449 | hdmi_write(hdmi, 0x06, HDMI_CTRL_PKT_BUF_INDEX); |
408 | 450 | ||
@@ -443,9 +485,15 @@ static void sh_hdmi_avi_infoframe_setup(struct sh_hdmi *hdmi) | |||
443 | 485 | ||
444 | /* | 486 | /* |
445 | * VIC = 1280 x 720p: ignored if external config is used | 487 | * VIC = 1280 x 720p: ignored if external config is used |
446 | * Send 2 for 720 x 480p, 16 for 1080p | 488 | * Send 2 for 720 x 480p, 16 for 1080p, ignored in external mode |
447 | */ | 489 | */ |
448 | hdmi_write(hdmi, 4, HDMI_CTRL_PKT_BUF_ACCESS_PB4); | 490 | if (hdmi->var.yres == 1080 && hdmi->var.xres == 1920) |
491 | vic = 16; | ||
492 | else if (hdmi->var.yres == 480 && hdmi->var.xres == 720) | ||
493 | vic = 2; | ||
494 | else | ||
495 | vic = 4; | ||
496 | hdmi_write(hdmi, vic, HDMI_CTRL_PKT_BUF_ACCESS_PB4); | ||
449 | 497 | ||
450 | /* PR = No Repetition */ | 498 | /* PR = No Repetition */ |
451 | hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB5); | 499 | hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB5); |
@@ -666,12 +714,6 @@ static void hdmi_display_on(void *arg, struct fb_info *info) | |||
666 | struct sh_hdmi *hdmi = arg; | 714 | struct sh_hdmi *hdmi = arg; |
667 | struct sh_mobile_hdmi_info *pdata = hdmi->dev->platform_data; | 715 | struct sh_mobile_hdmi_info *pdata = hdmi->dev->platform_data; |
668 | 716 | ||
669 | if (info->var.xres != 1280 || info->var.yres != 720) { | ||
670 | dev_warn(info->device, "Unsupported framebuffer geometry %ux%u\n", | ||
671 | info->var.xres, info->var.yres); | ||
672 | return; | ||
673 | } | ||
674 | |||
675 | pr_debug("%s(%p): state %x\n", __func__, pdata->lcd_dev, info->state); | 717 | pr_debug("%s(%p): state %x\n", __func__, pdata->lcd_dev, info->state); |
676 | /* | 718 | /* |
677 | * FIXME: not a good place to store fb_info. And we cannot nullify it | 719 | * FIXME: not a good place to store fb_info. And we cannot nullify it |