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From: Chanho Park <chanho61.park@samsung.com>
To: Alim Akhtar <alim.akhtar@samsung.com>,
	"James E . J . Bottomley" <jejb@linux.ibm.com>,
	"Martin K . Petersen" <martin.petersen@oracle.com>
Cc: Can Guo <cang@codeaurora.org>, Jaegeuk Kim <jaegeuk@kernel.org>,
	Kiwoong Kim <kwmad.kim@samsung.com>,
	Avri Altman <avri.altman@wdc.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Christoph Hellwig <hch@infradead.org>,
	Bart Van Assche <bvanassche@acm.org>,
	jongmin jeong <jjmin.jeong@samsung.com>,
	Gyunghoon Kwon <goodjob.kwon@samsung.com>,
	linux-samsung-soc@vger.kernel.org, linux-scsi@vger.kernel.org,
	Chanho Park <chanho61.park@samsung.com>
Subject: [PATCH 06/15] scsi: ufs: ufs-exynos: add refclkout_stop control
Date: Fri,  9 Jul 2021 15:57:02 +0900	[thread overview]
Message-ID: <20210709065711.25195-7-chanho61.park@samsung.com> (raw)
In-Reply-To: <20210709065711.25195-1-chanho61.park@samsung.com>

This patch adds REFCLKOUT_STOP control to CLK_STOP_MASK. It can
en/disable reference clock out control for UFS device.

Signed-off-by: Chanho Park <chanho61.park@samsung.com>
---
 drivers/scsi/ufs/ufs-exynos.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/ufs/ufs-exynos.c b/drivers/scsi/ufs/ufs-exynos.c
index da02ad3b036c..78cc5bda0a1f 100644
--- a/drivers/scsi/ufs/ufs-exynos.c
+++ b/drivers/scsi/ufs/ufs-exynos.c
@@ -49,10 +49,11 @@
 #define HCI_ERR_EN_T_LAYER	0x84
 #define HCI_ERR_EN_DME_LAYER	0x88
 #define HCI_CLKSTOP_CTRL	0xB0
+#define REFCLKOUT_STOP		BIT(4)
 #define REFCLK_STOP		BIT(2)
 #define UNIPRO_MCLK_STOP	BIT(1)
 #define UNIPRO_PCLK_STOP	BIT(0)
-#define CLK_STOP_MASK		(REFCLK_STOP |\
+#define CLK_STOP_MASK		(REFCLKOUT_STOP | REFCLK_STOP |\
 				 UNIPRO_MCLK_STOP |\
 				 UNIPRO_PCLK_STOP)
 #define HCI_MISC		0xB4
-- 
2.32.0


  parent reply	other threads:[~2021-07-09  6:57 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20210709065721epcas2p46f7aae35571c10f233b71a6381214419@epcas2p4.samsung.com>
2021-07-09  6:56 ` [PATCH 00/15] introduce exynosauto v9 ufs driver Chanho Park
     [not found]   ` <CGME20210709065746epcas2p10d43898e863a873594f81f4a5a4f0ef2@epcas2p1.samsung.com>
2021-07-09  6:56     ` [PATCH 01/15] scsi: ufs: add quirk to handle broken UIC command Chanho Park
     [not found]   ` <CGME20210709065746epcas2p2f353983bbc64c1a21571fda2be59df34@epcas2p2.samsung.com>
2021-07-09  6:56     ` [PATCH 02/15] scsi: ufs: add quirk to enable host controller without interface configuration Chanho Park
2021-07-13 18:10       ` Alim Akhtar
2021-07-14  3:26         ` Chanho Park
     [not found]   ` <CGME20210709065746epcas2p47985fa3c33297a36d772fb9d45f30972@epcas2p4.samsung.com>
2021-07-09  6:56     ` [PATCH 03/15] scsi: ufs: ufs-exynos: change pclk available max value Chanho Park
2021-07-13 18:18       ` Alim Akhtar
     [not found]   ` <CGME20210709065746epcas2p26f07099abcb946400ff2777fd9df975d@epcas2p2.samsung.com>
2021-07-09  6:57     ` [PATCH 04/15] scsi: ufs: ufs-exynos: simplify drv_data retrieval Chanho Park
2021-07-13 18:59       ` Alim Akhtar
     [not found]   ` <CGME20210709065746epcas2p4cd871004fa034dace5046a8acf1d1b96@epcas2p4.samsung.com>
2021-07-09  6:57     ` [PATCH 05/15] scsi: ufs: ufs-exynos: get sysreg regmap for io-coherency Chanho Park
     [not found]   ` <CGME20210709065746epcas2p1367527fd1299b15fc339876281cb8af1@epcas2p1.samsung.com>
2021-07-09  6:57     ` Chanho Park [this message]
2021-07-14  1:41       ` [PATCH 06/15] scsi: ufs: ufs-exynos: add refclkout_stop control Alim Akhtar
     [not found]   ` <CGME20210709065746epcas2p20094c97a7abfd7704c30ca6bac04f924@epcas2p2.samsung.com>
2021-07-09  6:57     ` [PATCH 07/15] scsi: ufs: ufs-exynos: add setup_clocks callback Chanho Park
     [not found]   ` <CGME20210709065746epcas2p1b3e10cef9024d2092b019bddd7580256@epcas2p1.samsung.com>
2021-07-09  6:57     ` [PATCH 08/15] scsi: ufs: ufs-exynos: correct timeout value setting registers Chanho Park
     [not found]   ` <CGME20210709065746epcas2p35975dfa47363d0ea792988047f83a0ae@epcas2p3.samsung.com>
2021-07-09  6:57     ` [PATCH 09/15] scsi: ufs: ufs-exynos: support custom version of ufs_hba_variant_ops Chanho Park
     [not found]   ` <CGME20210709065747epcas2p2e966883390d1e77a43a897eae9ef0ad3@epcas2p2.samsung.com>
2021-07-09  6:57     ` [PATCH 10/15] scsi: ufs: ufs-exynos: add EXYNOS_UFS_OPT_SKIP_CONFIG_PHY_ATTR option Chanho Park
     [not found]   ` <CGME20210709065747epcas2p11576f5bd85eb2d99ae24a7241869a2f9@epcas2p1.samsung.com>
2021-07-09  6:57     ` [PATCH 11/15] scsi: ufs: ufs-exynos: factor out priv data init Chanho Park
     [not found]   ` <CGME20210709065747epcas2p284a0f5eac2e46bf03283b7a7363616c4@epcas2p2.samsung.com>
2021-07-09  6:57     ` [PATCH 12/15] scsi: ufs: ufs-exynos: add pre/post_hce_enable drv callbacks Chanho Park
     [not found]   ` <CGME20210709065747epcas2p483ee186906567e9e61a2a2c10209fc79@epcas2p4.samsung.com>
2021-07-09  6:57     ` [PATCH 13/15] scsi: ufs: ufs-exynos: support exynosauto v9 ufs driver Chanho Park
2021-07-13 10:57       ` Krzysztof Kozlowski
2021-07-13 12:07         ` Chanho Park
2021-07-13 12:11         ` Alim Akhtar
2021-07-16 15:03           ` Rob Herring
     [not found]   ` <CGME20210709065747epcas2p10c59e097d9770fc02134cb0545c9de4f@epcas2p1.samsung.com>
2021-07-09  6:57     ` [PATCH 14/15] scsi: ufs: ufs-exynos: multi-host configuration for exynosauto Chanho Park
2021-08-03 16:57       ` Bean Huo
2021-08-03 23:35         ` Chanho Park
     [not found]   ` <CGME20210709065747epcas2p37d1d2fc1ce5b582b71fa5187099d1801@epcas2p3.samsung.com>
2021-07-09  6:57     ` [PATCH 15/15] scsi: ufs: ufs-exynos: introduce exynosauto v9 virtual host Chanho Park

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