diff options
author | Paul Moore <pmoore@redhat.com> | 2014-06-17 17:30:23 -0400 |
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committer | Paul Moore <pmoore@redhat.com> | 2014-06-17 17:30:23 -0400 |
commit | 170b5910d9fbea79de1bb40df22eda5f98250c0c (patch) | |
tree | ca9560e878d2842d45c6f99077d0d8b8f8b0f9ba /drivers/gpu/drm/tegra/dpaux.h | |
parent | 47dd0b76ace953bd2c0479076db0d3e3b9594003 (diff) | |
parent | 1860e379875dfe7271c649058aeddffe5afd9d0d (diff) |
Merge tag 'v3.15' into next
Linux 3.15
Diffstat (limited to 'drivers/gpu/drm/tegra/dpaux.h')
-rw-r--r-- | drivers/gpu/drm/tegra/dpaux.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/dpaux.h b/drivers/gpu/drm/tegra/dpaux.h new file mode 100644 index 00000000000..806e245ca78 --- /dev/null +++ b/drivers/gpu/drm/tegra/dpaux.h @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2013 NVIDIA Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef DRM_TEGRA_DPAUX_H +#define DRM_TEGRA_DPAUX_H + +#define DPAUX_CTXSW 0x00 + +#define DPAUX_INTR_EN_AUX 0x01 +#define DPAUX_INTR_AUX 0x05 +#define DPAUX_INTR_AUX_DONE (1 << 3) +#define DPAUX_INTR_IRQ_EVENT (1 << 2) +#define DPAUX_INTR_UNPLUG_EVENT (1 << 1) +#define DPAUX_INTR_PLUG_EVENT (1 << 0) + +#define DPAUX_DP_AUXDATA_WRITE(x) (0x09 + ((x) << 2)) +#define DPAUX_DP_AUXDATA_READ(x) (0x19 + ((x) << 2)) +#define DPAUX_DP_AUXADDR 0x29 + +#define DPAUX_DP_AUXCTL 0x2d +#define DPAUX_DP_AUXCTL_TRANSACTREQ (1 << 16) +#define DPAUX_DP_AUXCTL_CMD_AUX_RD (9 << 12) +#define DPAUX_DP_AUXCTL_CMD_AUX_WR (8 << 12) +#define DPAUX_DP_AUXCTL_CMD_MOT_RQ (6 << 12) +#define DPAUX_DP_AUXCTL_CMD_MOT_RD (5 << 12) +#define DPAUX_DP_AUXCTL_CMD_MOT_WR (4 << 12) +#define DPAUX_DP_AUXCTL_CMD_I2C_RQ (2 << 12) +#define DPAUX_DP_AUXCTL_CMD_I2C_RD (1 << 12) +#define DPAUX_DP_AUXCTL_CMD_I2C_WR (0 << 12) +#define DPAUX_DP_AUXCTL_CMD_ADDRESS_ONLY (1 << 8) +#define DPAUX_DP_AUXCTL_CMDLEN(x) ((x) & 0xff) + +#define DPAUX_DP_AUXSTAT 0x31 +#define DPAUX_DP_AUXSTAT_HPD_STATUS (1 << 28) +#define DPAUX_DP_AUXSTAT_REPLY_TYPE_MASK (0xf0000) +#define DPAUX_DP_AUXSTAT_NO_STOP_ERROR (1 << 11) +#define DPAUX_DP_AUXSTAT_SINKSTAT_ERROR (1 << 10) +#define DPAUX_DP_AUXSTAT_RX_ERROR (1 << 9) +#define DPAUX_DP_AUXSTAT_TIMEOUT_ERROR (1 << 8) +#define DPAUX_DP_AUXSTAT_REPLY_MASK (0xff) + +#define DPAUX_DP_AUX_SINKSTAT_LO 0x35 +#define DPAUX_DP_AUX_SINKSTAT_HI 0x39 + +#define DPAUX_HPD_CONFIG 0x3d +#define DPAUX_HPD_CONFIG_UNPLUG_MIN_TIME(x) (((x) & 0xffff) << 16) +#define DPAUX_HPD_CONFIG_PLUG_MIN_TIME(x) ((x) & 0xffff) + +#define DPAUX_HPD_IRQ_CONFIG 0x41 +#define DPAUX_HPD_IRQ_CONFIG_MIN_LOW_TIME(x) ((x) & 0xffff) + +#define DPAUX_DP_AUX_CONFIG 0x45 + +#define DPAUX_HYBRID_PADCTL 0x49 +#define DPAUX_HYBRID_PADCTL_AUX_CMH(x) (((x) & 0x3) << 12) +#define DPAUX_HYBRID_PADCTL_AUX_DRVZ(x) (((x) & 0x7) << 8) +#define DPAUX_HYBRID_PADCTL_AUX_DRVI(x) (((x) & 0x3f) << 2) +#define DPAUX_HYBRID_PADCTL_AUX_INPUT_RCV (1 << 1) +#define DPAUX_HYBRID_PADCTL_MODE_I2C (1 << 0) +#define DPAUX_HYBRID_PADCTL_MODE_AUX (0 << 0) + +#define DPAUX_HYBRID_SPARE 0x4d +#define DPAUX_HYBRID_SPARE_PAD_POWER_DOWN (1 << 0) + +#define DPAUX_SCRATCH_REG0 0x51 +#define DPAUX_SCRATCH_REG1 0x55 +#define DPAUX_SCRATCH_REG2 0x59 + +#endif |