From 4e85ec705e08c37a6e071bbb9d5f381eea018283 Mon Sep 17 00:00:00 2001
From: Subrata Banik <subratabanik@google.com>
Date: Tue, 11 Oct 2022 17:27:14 +0530
Subject: soc/intel/alderlake: Create helper header file for UFS
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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>
---
 src/soc/intel/alderlake/include/soc/ufs.h | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 src/soc/intel/alderlake/include/soc/ufs.h

(limited to 'src')

diff --git a/src/soc/intel/alderlake/include/soc/ufs.h b/src/soc/intel/alderlake/include/soc/ufs.h
new file mode 100644
index 0000000000..3b5e33d0fb
--- /dev/null
+++ b/src/soc/intel/alderlake/include/soc/ufs.h
@@ -0,0 +1,27 @@
+/* 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
-- 
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