From 690db792cfe06ee072c35cc930be6f0155282eea Mon Sep 17 00:00:00 2001
From: Neil Armstrong <neil.armstrong@linaro.org>
Date: Tue, 10 Sep 2024 11:50:12 +0200
Subject: [PATCH] ufs: allow UFSHCI version 4.0
Add UFSHCI version 4.0 found on the recent Qualcomm UFS Controllers.
Tested-by: Julius Lehmann <lehmanju@devpi.de>
Tested-by: Caleb Connolly <caleb.connolly@linaro.org> #rb3gen2
Link: https://lore.kernel.org/r/20240910-topic-ufs-qcom-controller-v1-3-54c0d2231b10@linaro.org
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
---
drivers/ufs/ufs.c | 3 ++-
drivers/ufs/ufs.h | 1 +
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/ufs/ufs.c b/drivers/ufs/ufs.c
index 1edd31677b..f7d8c40c44 100644
--- a/drivers/ufs/ufs.c
+++ b/drivers/ufs/ufs.c
@@ -1974,7 +1974,8 @@ int ufshcd_probe(struct udevice *ufs_dev, struct ufs_hba_ops *hba_ops)
hba->version != UFSHCI_VERSION_20 &&
hba->version != UFSHCI_VERSION_21 &&
hba->version != UFSHCI_VERSION_30 &&
- hba->version != UFSHCI_VERSION_31)
+ hba->version != UFSHCI_VERSION_31 &&
+ hba->version != UFSHCI_VERSION_40)
dev_err(hba->dev, "invalid UFS version 0x%x\n",
hba->version);
diff --git a/drivers/ufs/ufs.h b/drivers/ufs/ufs.h
index 81107e5b37..00ecca350c 100644
--- a/drivers/ufs/ufs.h
+++ b/drivers/ufs/ufs.h
@@ -948,6 +948,7 @@ enum {
UFSHCI_VERSION_21 = 0x00000210, /* 2.1 */
UFSHCI_VERSION_30 = 0x00000300, /* 3.0 */
UFSHCI_VERSION_31 = 0x00000310, /* 3.1 */
+ UFSHCI_VERSION_40 = 0x00000400, /* 4.0 */
};
/* Interrupt disable masks */
--
2.39.5