From: Mikko Perttunen mperttunen@nvidia.com
Tegra114 TMDS configuration requires a new peak_current field and the driver current override bit has changed position.
Signed-off-by: Mikko Perttunen mperttunen@nvidia.com Signed-off-by: Thierry Reding treding@nvidia.com --- drivers/gpu/drm/tegra/drm.c | 1 + drivers/gpu/drm/tegra/hdmi.c | 103 ++++++++++++++++++++++++++++- drivers/gpu/drm/tegra/hdmi.h | 152 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 253 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index e958960..4afc9e1 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -490,6 +490,7 @@ static const struct of_device_id host1x_drm_subdevs[] = { { .compatible = "nvidia,tegra30-hdmi", }, { .compatible = "nvidia,tegra30-gr2d", }, { .compatible = "nvidia,tegra114-dc", }, + { .compatible = "nvidia,tegra114-hdmi", }, { /* sentinel */ } };
diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index 4489d56..130cb6d 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c @@ -142,6 +142,7 @@ struct tmds_config { u32 pll1; u32 pe_current; u32 drive_current; + u32 peak_current; };
static const struct tmds_config tegra2_tmds_config[] = { @@ -223,6 +224,85 @@ static const struct tmds_config tegra3_tmds_config[] = { }, };
+const struct tmds_config tegra114_tmds_config[] = { + { /* 480p/576p / 25.2MHz/27MHz modes */ + .pclk = 27000000, + .pll0 = SOR_PLL_ICHPMP(1) | SOR_PLL_BG_V17_S(3) | + SOR_PLL_VCOCAP(0) | SOR_PLL_RESISTORSEL, + .pll1 = SOR_PLL_LOADADJ(3) | SOR_PLL_TMDS_TERMADJ(0), + .pe_current = PE_CURRENT0(PE_CURRENT_0_mA_T114) | + PE_CURRENT1(PE_CURRENT_0_mA_T114) | + PE_CURRENT2(PE_CURRENT_0_mA_T114) | + PE_CURRENT3(PE_CURRENT_0_mA_T114), + .drive_current = + DRIVE_CURRENT_LANE0_T114(DRIVE_CURRENT_10_400_mA_T114) | + DRIVE_CURRENT_LANE1_T114(DRIVE_CURRENT_10_400_mA_T114) | + DRIVE_CURRENT_LANE2_T114(DRIVE_CURRENT_10_400_mA_T114) | + DRIVE_CURRENT_LANE3_T114(DRIVE_CURRENT_10_400_mA_T114), + .peak_current = PEAK_CURRENT_LANE0(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE1(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE2(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE3(PEAK_CURRENT_0_000_mA), + }, { /* 720p / 74.25MHz modes */ + .pclk = 74250000, + .pll0 = SOR_PLL_ICHPMP(1) | SOR_PLL_BG_V17_S(3) | + SOR_PLL_VCOCAP(1) | SOR_PLL_RESISTORSEL, + .pll1 = SOR_PLL_PE_EN | SOR_PLL_LOADADJ(3) | + SOR_PLL_TMDS_TERMADJ(0), + .pe_current = PE_CURRENT0(PE_CURRENT_15_mA_T114) | + PE_CURRENT1(PE_CURRENT_15_mA_T114) | + PE_CURRENT2(PE_CURRENT_15_mA_T114) | + PE_CURRENT3(PE_CURRENT_15_mA_T114), + .drive_current = + DRIVE_CURRENT_LANE0_T114(DRIVE_CURRENT_10_400_mA_T114) | + DRIVE_CURRENT_LANE1_T114(DRIVE_CURRENT_10_400_mA_T114) | + DRIVE_CURRENT_LANE2_T114(DRIVE_CURRENT_10_400_mA_T114) | + DRIVE_CURRENT_LANE3_T114(DRIVE_CURRENT_10_400_mA_T114), + .peak_current = PEAK_CURRENT_LANE0(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE1(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE2(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE3(PEAK_CURRENT_0_000_mA), + }, { /* 1080p / 148.5MHz modes */ + .pclk = 148500000, + .pll0 = SOR_PLL_ICHPMP(1) | SOR_PLL_BG_V17_S(3) | + SOR_PLL_VCOCAP(3) | SOR_PLL_RESISTORSEL, + .pll1 = SOR_PLL_PE_EN | SOR_PLL_LOADADJ(3) | + SOR_PLL_TMDS_TERMADJ(0), + .pe_current = PE_CURRENT0(PE_CURRENT_10_mA_T114) | + PE_CURRENT1(PE_CURRENT_10_mA_T114) | + PE_CURRENT2(PE_CURRENT_10_mA_T114) | + PE_CURRENT3(PE_CURRENT_10_mA_T114), + .drive_current = + DRIVE_CURRENT_LANE0_T114(DRIVE_CURRENT_12_400_mA_T114) | + DRIVE_CURRENT_LANE1_T114(DRIVE_CURRENT_12_400_mA_T114) | + DRIVE_CURRENT_LANE2_T114(DRIVE_CURRENT_12_400_mA_T114) | + DRIVE_CURRENT_LANE3_T114(DRIVE_CURRENT_12_400_mA_T114), + .peak_current = PEAK_CURRENT_LANE0(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE1(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE2(PEAK_CURRENT_0_000_mA) | + PEAK_CURRENT_LANE3(PEAK_CURRENT_0_000_mA), + }, { /* 225/297MHz modes */ + .pclk = UINT_MAX, + .pll0 = SOR_PLL_ICHPMP(1) | SOR_PLL_BG_V17_S(3) | + SOR_PLL_VCOCAP(0xf) | SOR_PLL_RESISTORSEL, + .pll1 = SOR_PLL_LOADADJ(3) | SOR_PLL_TMDS_TERMADJ(7) + | SOR_PLL_TMDS_TERM_ENABLE, + .pe_current = PE_CURRENT0(PE_CURRENT_0_mA_T114) | + PE_CURRENT1(PE_CURRENT_0_mA_T114) | + PE_CURRENT2(PE_CURRENT_0_mA_T114) | + PE_CURRENT3(PE_CURRENT_0_mA_T114), + .drive_current = + DRIVE_CURRENT_LANE0_T114(DRIVE_CURRENT_25_200_mA_T114) | + DRIVE_CURRENT_LANE1_T114(DRIVE_CURRENT_25_200_mA_T114) | + DRIVE_CURRENT_LANE2_T114(DRIVE_CURRENT_25_200_mA_T114) | + DRIVE_CURRENT_LANE3_T114(DRIVE_CURRENT_19_200_mA_T114), + .peak_current = PEAK_CURRENT_LANE0(PEAK_CURRENT_3_000_mA) | + PEAK_CURRENT_LANE1(PEAK_CURRENT_3_000_mA) | + PEAK_CURRENT_LANE2(PEAK_CURRENT_3_000_mA) | + PEAK_CURRENT_LANE3(PEAK_CURRENT_0_800_mA), + }, +}; + static const struct tegra_hdmi_audio_config * tegra_hdmi_get_audio_config(unsigned int audio_freq, unsigned int pclk) { @@ -564,14 +644,26 @@ static void tegra_hdmi_setup_stereo_infoframe(struct tegra_hdmi *hdmi) static void tegra_hdmi_setup_tmds(struct tegra_hdmi *hdmi, const struct tmds_config *tmds) { + struct device_node *np = hdmi->dev->of_node; unsigned long value;
tegra_hdmi_writel(hdmi, tmds->pll0, HDMI_NV_PDISP_SOR_PLL0); tegra_hdmi_writel(hdmi, tmds->pll1, HDMI_NV_PDISP_SOR_PLL1); tegra_hdmi_writel(hdmi, tmds->pe_current, HDMI_NV_PDISP_PE_CURRENT);
- value = tmds->drive_current | DRIVE_CURRENT_FUSE_OVERRIDE; - tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT); + if (of_device_is_compatible(np, "nvidia,tegra114-hdmi")) { + tegra_hdmi_writel(hdmi, tmds->drive_current, + HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT); + value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_SOR_PAD_CTLS0); + value |= DRIVE_CURRENT_FUSE_OVERRIDE_T114; + tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_PAD_CTLS0); + tegra_hdmi_writel(hdmi, tmds->peak_current, + HDMI_NV_PDISP_SOR_IO_PEAK_CURRENT); + } else { + value = tmds->drive_current | DRIVE_CURRENT_FUSE_OVERRIDE; + tegra_hdmi_writel(hdmi, value, + HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT); + } }
static int tegra_output_hdmi_enable(struct tegra_output *output) @@ -703,7 +795,10 @@ static int tegra_output_hdmi_enable(struct tegra_output *output) tegra_hdmi_setup_stereo_infoframe(hdmi);
/* TMDS CONFIG */ - if (of_device_is_compatible(node, "nvidia,tegra30-hdmi")) { + if (of_device_is_compatible(node, "nvidia,tegra114-hdmi")) { + num_tmds = ARRAY_SIZE(tegra114_tmds_config); + tmds = tegra114_tmds_config; + } else if (of_device_is_compatible(node, "nvidia,tegra30-hdmi")) { num_tmds = ARRAY_SIZE(tegra3_tmds_config); tmds = tegra3_tmds_config; } else { @@ -1048,6 +1143,7 @@ static int tegra_hdmi_show_regs(struct seq_file *s, void *data) DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_CNTRL0); DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_HDA_ELD_BUFWR); DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_HDA_PRESENSE); + DUMP_REG(HDMI_NV_PDISP_SOR_IO_PEAK_CURRENT);
#undef DUMP_REG
@@ -1284,6 +1380,7 @@ static int tegra_hdmi_remove(struct platform_device *pdev) }
static struct of_device_id tegra_hdmi_of_match[] = { + { .compatible = "nvidia,tegra114-hdmi", }, { .compatible = "nvidia,tegra30-hdmi", }, { .compatible = "nvidia,tegra20-hdmi", }, { }, diff --git a/drivers/gpu/drm/tegra/hdmi.h b/drivers/gpu/drm/tegra/hdmi.h index 52ac36e..37925c2 100644 --- a/drivers/gpu/drm/tegra/hdmi.h +++ b/drivers/gpu/drm/tegra/hdmi.h @@ -233,6 +233,10 @@ #define DRIVE_CURRENT_LANE1(x) (((x) & 0x3f) << 8) #define DRIVE_CURRENT_LANE2(x) (((x) & 0x3f) << 16) #define DRIVE_CURRENT_LANE3(x) (((x) & 0x3f) << 24) +#define DRIVE_CURRENT_LANE0_T114(x) (((x) & 0x7f) << 0) +#define DRIVE_CURRENT_LANE1_T114(x) (((x) & 0x7f) << 8) +#define DRIVE_CURRENT_LANE2_T114(x) (((x) & 0x7f) << 16) +#define DRIVE_CURRENT_LANE3_T114(x) (((x) & 0x7f) << 24) #define DRIVE_CURRENT_FUSE_OVERRIDE (1 << 31)
#define DRIVE_CURRENT_1_500_mA 0x00 @@ -299,6 +303,79 @@ #define DRIVE_CURRENT_24_375_mA 0x3d #define DRIVE_CURRENT_24_750_mA 0x3e
+#define DRIVE_CURRENT_0_000_mA_T114 0x00 +#define DRIVE_CURRENT_0_400_mA_T114 0x01 +#define DRIVE_CURRENT_0_800_mA_T114 0x02 +#define DRIVE_CURRENT_1_200_mA_T114 0x03 +#define DRIVE_CURRENT_1_600_mA_T114 0x04 +#define DRIVE_CURRENT_2_000_mA_T114 0x05 +#define DRIVE_CURRENT_2_400_mA_T114 0x06 +#define DRIVE_CURRENT_2_800_mA_T114 0x07 +#define DRIVE_CURRENT_3_200_mA_T114 0x08 +#define DRIVE_CURRENT_3_600_mA_T114 0x09 +#define DRIVE_CURRENT_4_000_mA_T114 0x0a +#define DRIVE_CURRENT_4_400_mA_T114 0x0b +#define DRIVE_CURRENT_4_800_mA_T114 0x0c +#define DRIVE_CURRENT_5_200_mA_T114 0x0d +#define DRIVE_CURRENT_5_600_mA_T114 0x0e +#define DRIVE_CURRENT_6_000_mA_T114 0x0f +#define DRIVE_CURRENT_6_400_mA_T114 0x10 +#define DRIVE_CURRENT_6_800_mA_T114 0x11 +#define DRIVE_CURRENT_7_200_mA_T114 0x12 +#define DRIVE_CURRENT_7_600_mA_T114 0x13 +#define DRIVE_CURRENT_8_000_mA_T114 0x14 +#define DRIVE_CURRENT_8_400_mA_T114 0x15 +#define DRIVE_CURRENT_8_800_mA_T114 0x16 +#define DRIVE_CURRENT_9_200_mA_T114 0x17 +#define DRIVE_CURRENT_9_600_mA_T114 0x18 +#define DRIVE_CURRENT_10_000_mA_T114 0x19 +#define DRIVE_CURRENT_10_400_mA_T114 0x1a +#define DRIVE_CURRENT_10_800_mA_T114 0x1b +#define DRIVE_CURRENT_11_200_mA_T114 0x1c +#define DRIVE_CURRENT_11_600_mA_T114 0x1d +#define DRIVE_CURRENT_12_000_mA_T114 0x1e +#define DRIVE_CURRENT_12_400_mA_T114 0x1f +#define DRIVE_CURRENT_12_800_mA_T114 0x20 +#define DRIVE_CURRENT_13_200_mA_T114 0x21 +#define DRIVE_CURRENT_13_600_mA_T114 0x22 +#define DRIVE_CURRENT_14_000_mA_T114 0x23 +#define DRIVE_CURRENT_14_400_mA_T114 0x24 +#define DRIVE_CURRENT_14_800_mA_T114 0x25 +#define DRIVE_CURRENT_15_200_mA_T114 0x26 +#define DRIVE_CURRENT_15_600_mA_T114 0x27 +#define DRIVE_CURRENT_16_000_mA_T114 0x28 +#define DRIVE_CURRENT_16_400_mA_T114 0x29 +#define DRIVE_CURRENT_16_800_mA_T114 0x2a +#define DRIVE_CURRENT_17_200_mA_T114 0x2b +#define DRIVE_CURRENT_17_600_mA_T114 0x2c +#define DRIVE_CURRENT_18_000_mA_T114 0x2d +#define DRIVE_CURRENT_18_400_mA_T114 0x2e +#define DRIVE_CURRENT_18_800_mA_T114 0x2f +#define DRIVE_CURRENT_19_200_mA_T114 0x30 +#define DRIVE_CURRENT_19_600_mA_T114 0x31 +#define DRIVE_CURRENT_20_000_mA_T114 0x32 +#define DRIVE_CURRENT_20_400_mA_T114 0x33 +#define DRIVE_CURRENT_20_800_mA_T114 0x34 +#define DRIVE_CURRENT_21_200_mA_T114 0x35 +#define DRIVE_CURRENT_21_600_mA_T114 0x36 +#define DRIVE_CURRENT_22_000_mA_T114 0x37 +#define DRIVE_CURRENT_22_400_mA_T114 0x38 +#define DRIVE_CURRENT_22_800_mA_T114 0x39 +#define DRIVE_CURRENT_23_200_mA_T114 0x3a +#define DRIVE_CURRENT_23_600_mA_T114 0x3b +#define DRIVE_CURRENT_24_000_mA_T114 0x3c +#define DRIVE_CURRENT_24_400_mA_T114 0x3d +#define DRIVE_CURRENT_24_800_mA_T114 0x3e +#define DRIVE_CURRENT_25_200_mA_T114 0x3f +#define DRIVE_CURRENT_25_400_mA_T114 0x40 +#define DRIVE_CURRENT_25_800_mA_T114 0x41 +#define DRIVE_CURRENT_26_200_mA_T114 0x42 +#define DRIVE_CURRENT_26_600_mA_T114 0x43 +#define DRIVE_CURRENT_27_000_mA_T114 0x44 +#define DRIVE_CURRENT_27_400_mA_T114 0x45 +#define DRIVE_CURRENT_27_800_mA_T114 0x46 +#define DRIVE_CURRENT_28_200_mA_T114 0x47 + #define HDMI_NV_PDISP_AUDIO_DEBUG0 0x7f #define HDMI_NV_PDISP_AUDIO_DEBUG1 0x80 #define HDMI_NV_PDISP_AUDIO_DEBUG2 0x81 @@ -358,6 +435,23 @@ #define PE_CURRENT_7_0_mA 0xe #define PE_CURRENT_7_5_mA 0xf
+#define PE_CURRENT_0_mA_T114 0x0 +#define PE_CURRENT_1_mA_T114 0x1 +#define PE_CURRENT_2_mA_T114 0x2 +#define PE_CURRENT_3_mA_T114 0x3 +#define PE_CURRENT_4_mA_T114 0x4 +#define PE_CURRENT_5_mA_T114 0x5 +#define PE_CURRENT_6_mA_T114 0x6 +#define PE_CURRENT_7_mA_T114 0x7 +#define PE_CURRENT_8_mA_T114 0x8 +#define PE_CURRENT_9_mA_T114 0x9 +#define PE_CURRENT_10_mA_T114 0xa +#define PE_CURRENT_11_mA_T114 0xb +#define PE_CURRENT_12_mA_T114 0xc +#define PE_CURRENT_13_mA_T114 0xd +#define PE_CURRENT_14_mA_T114 0xe +#define PE_CURRENT_15_mA_T114 0xf + #define HDMI_NV_PDISP_KEY_CTRL 0x9a #define HDMI_NV_PDISP_KEY_DEBUG0 0x9b #define HDMI_NV_PDISP_KEY_DEBUG1 0x9c @@ -383,4 +477,62 @@ #define HDMI_NV_PDISP_SOR_AUDIO_AVAL_1920 0xc5 #define HDMI_NV_PDISP_SOR_AUDIO_AVAL_DEFAULT 0xc5
+#define HDMI_NV_PDISP_SOR_IO_PEAK_CURRENT 0xd1 +#define PEAK_CURRENT_LANE0(x) (((x) & 0x7f) << 0) +#define PEAK_CURRENT_LANE1(x) (((x) & 0x7f) << 8) +#define PEAK_CURRENT_LANE2(x) (((x) & 0x7f) << 16) +#define PEAK_CURRENT_LANE3(x) (((x) & 0x7f) << 24) + +#define PEAK_CURRENT_0_000_mA 0x00 +#define PEAK_CURRENT_0_200_mA 0x01 +#define PEAK_CURRENT_0_400_mA 0x02 +#define PEAK_CURRENT_0_600_mA 0x03 +#define PEAK_CURRENT_0_800_mA 0x04 +#define PEAK_CURRENT_1_000_mA 0x05 +#define PEAK_CURRENT_1_200_mA 0x06 +#define PEAK_CURRENT_1_400_mA 0x07 +#define PEAK_CURRENT_1_600_mA 0x08 +#define PEAK_CURRENT_1_800_mA 0x09 +#define PEAK_CURRENT_2_000_mA 0x0a +#define PEAK_CURRENT_2_200_mA 0x0b +#define PEAK_CURRENT_2_400_mA 0x0c +#define PEAK_CURRENT_2_600_mA 0x0d +#define PEAK_CURRENT_2_800_mA 0x0e +#define PEAK_CURRENT_3_000_mA 0x0f +#define PEAK_CURRENT_3_200_mA 0x10 +#define PEAK_CURRENT_3_400_mA 0x11 +#define PEAK_CURRENT_3_600_mA 0x12 +#define PEAK_CURRENT_3_800_mA 0x13 +#define PEAK_CURRENT_4_000_mA 0x14 +#define PEAK_CURRENT_4_200_mA 0x15 +#define PEAK_CURRENT_4_400_mA 0x16 +#define PEAK_CURRENT_4_600_mA 0x17 +#define PEAK_CURRENT_4_800_mA 0x18 +#define PEAK_CURRENT_5_000_mA 0x19 +#define PEAK_CURRENT_5_200_mA 0x1a +#define PEAK_CURRENT_5_400_mA 0x1b +#define PEAK_CURRENT_5_600_mA 0x1c +#define PEAK_CURRENT_5_800_mA 0x1d +#define PEAK_CURRENT_6_000_mA 0x1e +#define PEAK_CURRENT_6_200_mA 0x1f +#define PEAK_CURRENT_6_400_mA 0x20 +#define PEAK_CURRENT_6_600_mA 0x21 +#define PEAK_CURRENT_6_800_mA 0x22 +#define PEAK_CURRENT_7_000_mA 0x23 +#define PEAK_CURRENT_7_200_mA 0x24 +#define PEAK_CURRENT_7_400_mA 0x25 +#define PEAK_CURRENT_7_600_mA 0x26 +#define PEAK_CURRENT_7_800_mA 0x27 +#define PEAK_CURRENT_8_000_mA 0x28 +#define PEAK_CURRENT_8_200_mA 0x29 +#define PEAK_CURRENT_8_400_mA 0x2a +#define PEAK_CURRENT_8_600_mA 0x2b +#define PEAK_CURRENT_8_800_mA 0x2c +#define PEAK_CURRENT_9_000_mA 0x2d +#define PEAK_CURRENT_9_200_mA 0x2e +#define PEAK_CURRENT_9_400_mA 0x2f + +#define HDMI_NV_PDISP_SOR_PAD_CTLS0 0xd2 +#define DRIVE_CURRENT_FUSE_OVERRIDE_T114 (1 << 31) + #endif /* TEGRA_HDMI_H */