diff options
Diffstat (limited to 'drivers/video/sh_mobile_hdmi.c')
| -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) } /** - * sh_hdmi_phy_config() + * sh_hdmi_phy_config() - configure the HDMI PHY for the used video mode */ static void sh_hdmi_phy_config(struct sh_hdmi *hdmi) { - /* 720p, 8bit, 74.25MHz. Might need to be adjusted for other formats */ - hdmi_write(hdmi, 0x19, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); - /* PLLA_CONFIG[7:0]: VCO gain, VCO offset, LPF resistance[0] */ - hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); - hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); - hdmi_write(hdmi, 0x4A, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); - hdmi_write(hdmi, 0x0E, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); - hdmi_write(hdmi, 0x25, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); - hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); + if (hdmi->var.yres > 480) { + /* 720p, 8bit, 74.25MHz. Might need to be adjusted for other formats */ + /* + * [1:0] Speed_A + * [3:2] Speed_B + * [4] PLLA_Bypass + * [6] DRV_TEST_EN + * [7] DRV_TEST_IN + */ + hdmi_write(hdmi, 0x19, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); + /* PLLB_CONFIG[17], PLLA_CONFIG[17] - not in PHY datasheet */ + hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); + /* + * [2:0] BGR_I_OFFSET + * [6:4] BGR_V_OFFSET + */ + hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); + /* PLLA_CONFIG[7:0]: VCO gain, VCO offset, LPF resistance[0] */ + hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); + /* + * PLLA_CONFIG[15:8]: regulator voltage[0], CP current, + * LPF capacitance, LPF resistance[1] + */ + hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); + /* PLLB_CONFIG[7:0]: LPF resistance[0], VCO offset, VCO gain */ + hdmi_write(hdmi, 0x4A, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); + /* + * PLLB_CONFIG[15:8]: regulator voltage[0], CP current, + * LPF capacitance, LPF resistance[1] + */ + hdmi_write(hdmi, 0x0E, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); + /* DRV_CONFIG, PE_CONFIG */ + hdmi_write(hdmi, 0x25, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); + /* + * [2:0] AMON_SEL (4 == LPF voltage) + * [4] PLLA_CONFIG[16] + * [5] PLLB_CONFIG[16] + */ + hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); + } else { + /* for 480p8bit 27MHz */ + hdmi_write(hdmi, 0x19, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); + hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); + hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); + hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); + hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); + hdmi_write(hdmi, 0x48, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); + hdmi_write(hdmi, 0x0F, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); + hdmi_write(hdmi, 0x20, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); + hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); + } } /** @@ -403,6 +443,8 @@ static void sh_hdmi_phy_config(struct sh_hdmi *hdmi) */ static void sh_hdmi_avi_infoframe_setup(struct sh_hdmi *hdmi) { + u8 vic; + /* AVI InfoFrame */ hdmi_write(hdmi, 0x06, HDMI_CTRL_PKT_BUF_INDEX); @@ -443,9 +485,15 @@ static void sh_hdmi_avi_infoframe_setup(struct sh_hdmi *hdmi) /* * VIC = 1280 x 720p: ignored if external config is used - * Send 2 for 720 x 480p, 16 for 1080p + * Send 2 for 720 x 480p, 16 for 1080p, ignored in external mode */ - hdmi_write(hdmi, 4, HDMI_CTRL_PKT_BUF_ACCESS_PB4); + if (hdmi->var.yres == 1080 && hdmi->var.xres == 1920) + vic = 16; + else if (hdmi->var.yres == 480 && hdmi->var.xres == 720) + vic = 2; + else + vic = 4; + hdmi_write(hdmi, vic, HDMI_CTRL_PKT_BUF_ACCESS_PB4); /* PR = No Repetition */ 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) struct sh_hdmi *hdmi = arg; struct sh_mobile_hdmi_info *pdata = hdmi->dev->platform_data; - if (info->var.xres != 1280 || info->var.yres != 720) { - dev_warn(info->device, "Unsupported framebuffer geometry %ux%u\n", - info->var.xres, info->var.yres); - return; - } - pr_debug("%s(%p): state %x\n", __func__, pdata->lcd_dev, info->state); /* * FIXME: not a good place to store fb_info. And we cannot nullify it |