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From: Clark Wang <xiaoning.wang@nxp.com>
To: miquel.raynal@bootlin.com, conor.culhane@silvaco.com,
	alexandre.belloni@bootlin.com
Cc: linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org,
	linux-imx@nxp.com
Subject: [PATCH V4 1/8] i3c: master: svc: move module reset behind clk enable
Date: Mon,  9 Aug 2021 14:36:38 +0800	[thread overview]
Message-ID: <20210809063645.2289988-2-xiaoning.wang@nxp.com> (raw)
In-Reply-To: <20210809063645.2289988-1-xiaoning.wang@nxp.com>

Reset I3C module will R/W its regs, so enable its clocks first.

Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Jun Li <jun.li@nxp.com>
---
V2/V3/V4: No change.
---
 drivers/i3c/master/svc-i3c-master.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c
index 879e5a64acaf..c25a372f6820 100644
--- a/drivers/i3c/master/svc-i3c-master.c
+++ b/drivers/i3c/master/svc-i3c-master.c
@@ -1381,8 +1381,6 @@ static int svc_i3c_master_probe(struct platform_device *pdev)
 
 	master->dev = dev;
 
-	svc_i3c_master_reset(master);
-
 	ret = clk_prepare_enable(master->pclk);
 	if (ret)
 		return ret;
@@ -1419,6 +1417,8 @@ static int svc_i3c_master_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, master);
 
+	svc_i3c_master_reset(master);
+
 	/* Register the master */
 	ret = i3c_master_register(&master->base, &pdev->dev,
 				  &svc_i3c_master_ops, false);
-- 
2.25.1


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  reply	other threads:[~2021-08-09  6:36 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-09  6:36 [PATCH V4 0/8] i3c: master: svc: some bug fixes and add runtime pm support Clark Wang
2021-08-09  6:36 ` Clark Wang [this message]
2021-08-09  6:36 ` [PATCH V4 2/8] i3c: master: svc: fix atomic issue Clark Wang
2021-08-09  6:36 ` [PATCH V4 3/8] i3c: master: svc: separate err, fifo and disable interrupt of reset function Clark Wang
2021-08-16  6:52   ` Miquel Raynal
2021-08-09  6:36 ` [PATCH V4 4/8] i3c: master: svc: add support for slave to stop returning data Clark Wang
2021-08-16  7:15   ` Miquel Raynal
2021-08-09  6:36 ` [PATCH V4 5/8] i3c: master: svc: set ODSTOP to let I2C device see the STOP signal Clark Wang
2021-08-09  6:36 ` [PATCH V4 6/8] i3c: master: svc: add runtime pm support Clark Wang
2021-08-16  6:59   ` Miquel Raynal
2021-08-09  6:36 ` [PATCH V4 7/8] i3c: master: svc: add the missing module device table Clark Wang
2021-08-16  7:00   ` Miquel Raynal
2021-08-09  6:36 ` [PATCH V4 8/8] i3c: master: svc: enable the interrupt in the enable ibi function Clark Wang
2021-08-16  7:02   ` Miquel Raynal

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