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Tue, 10 Sep 2024 02:20:34 -0700 (PDT) Received: from arrakeen.starnux.net ([2a01:e0a:982:cbb0:52eb:f6ff:feb3:451a]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-42cb099acf6sm101256245e9.9.2024.09.10.02.20.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Sep 2024 02:20:34 -0700 (PDT) From: neil.armstrong@linaro.org Date: Tue, 10 Sep 2024 11:20:25 +0200 Subject: [PATCH 08/13] ufs: Clear UECPA once due to LINERESET has happened during LINK_STARTUP MIME-Version: 1.0 Message-Id: <20240910-topic-ufs-enhancements-v1-8-3ee0bffacc64@linaro.org> References: <20240910-topic-ufs-enhancements-v1-0-3ee0bffacc64@linaro.org> In-Reply-To: <20240910-topic-ufs-enhancements-v1-0-3ee0bffacc64@linaro.org> To: Tom Rini , Bhupesh Sharma , Neha Malcom Francis Cc: u-boot@lists.denx.de, u-boot-qcom@groups.io, Neil Armstrong , Bhupesh Sharma X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=openpgp-sha256; l=727; i=neil.armstrong@linaro.org; h=from:subject:message-id; bh=zS0wWmluBSs9D3MV9MEogWQo9jfQBO7Fvm6JkMA7XQ8=; 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This makes the u-boot ufs driver behavior related to UECPA similar to Linux UFS driver. Signed-off-by: Bhupesh Sharma --- drivers/ufs/ufs.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/ufs/ufs.c b/drivers/ufs/ufs.c index d99dcdef7d0..565a6af1404 100644 --- a/drivers/ufs/ufs.c +++ b/drivers/ufs/ufs.c @@ -504,6 +504,8 @@ link_startup: if (ret) goto out; + /* Clear UECPA once due to LINERESET has happened during LINK_STARTUP */ + ufshcd_readl(hba, REG_UIC_ERROR_CODE_PHY_ADAPTER_LAYER); ret = ufshcd_make_hba_operational(hba); out: if (ret)