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drm/i915/ltphy: Add LT Phy related VDR and Pipe Registers

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Add LT Phy related VDR and pipe registers into its own new file.

Bspec: 74500
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: Arun R Murthy <arun.r.murthy@intel.com>
Link: https://patch.msgid.link/20251101032513.4171255-2-suraj.kandpal@intel.com
This commit is contained in:
Suraj Kandpal
2025-11-01 08:54:49 +05:30
parent 5298eea7ed
commit cff042eefe
1 changed files with 24 additions and 0 deletions
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24
drivers/gpu/drm/i915/display/intel_lt_phy_regs.h Normal file
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/* SPDX-License-Identifier: MIT
*
* Copyright © 2025 Intel Corporation
*/
#ifndef __INTEL_LT_PHY_REGS_H__
#define __INTEL_LT_PHY_REGS_H__
/* LT Phy Vendor Register */
#define LT_PHY_VDR_0_CONFIG 0xC02
#define LT_PHY_VDR_DP_PLL_ENABLE REG_BIT(7)
#define LT_PHY_VDR_1_CONFIG 0xC03
#define LT_PHY_VDR_RATE_ENCODING_MASK REG_GENMASK8(6, 3)
#define LT_PHY_VDR_MODE_ENCODING_MASK REG_GENMASK8(2, 0)
#define LT_PHY_VDR_2_CONFIG 0xCC3
#define LT_PHY_VDR_X_ADDR_MSB(idx) (0xC04 + 0x6 * (idx))
#define LT_PHY_VDR_X_ADDR_LSB(idx) (0xC05 + 0x6 * (idx))
#define LT_PHY_VDR_X_DATAY(idx, y) ((0xC06 + (3 - (y))) + 0x6 * (idx))
#define LT_PHY_RATE_UPDATE 0xCC4
#endif /* __INTEL_LT_PHY_REGS_H__ */