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soc/intel/alderlake: Create helper header file for UFS 

This patch creates helper header file (ufs.h) for UFS to keep
required registers details and ACPI device id for UFS.

BUG=none
TEST=Able to build and boot Google/Kano.

Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: If08c54eb706876a4255542a708aa5fcd8bf43c55
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68299
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Meera Ravindranath <meera.ravindranath@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
This commit is contained in:
Subrata Banik 2022-10-11 17:27:14 +05:30 committed by Felix Held
parent 9fb58575d6
commit 4e85ec705e
1 changed files with 27 additions and 0 deletions
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27
src/soc/intel/alderlake/include/soc/ufs.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* This file is created based on Intel Alder Lake Processor PCH Datasheet
* Document number: 645550
*/
#ifndef _SOC_ALDERLAKE_UFS_H_
#define _SOC_ALDERLAKE_UFS_H_
#include <soc/pci_devs.h>
/* Calculate _ADR for Intel UFS Controller */
#define UFS_ACPI_DEVICE (PCH_DEV_SLOT_ISH << 16 | 0x0007)
#define R_SCS_CFG_PCS 0x84
#define R_SCS_CFG_PG_CONFIG 0xA2
#define R_SCS_PCR_1C20 0x1C20
#define R_SCS_PCR_4820 0x4820
#define R_SCS_PCR_4020 0x4020
#define R_SCS_PCR_5820 0x5820
#define R_SCS_PCR_5C20 0x5C20
#define R_SCS_PCR_1078 0x1078
#define R_PMC_PWRM_LTR_IGN 0x1B0C
#endif