From: Arun Parameswaran <arun.parameswaran@broadcom.com>
To: "David S. Miller" <davem@davemloft.net>,
Florian Fainelli <f.fainelli@gmail.com>,
Andrew Lunn <andrew@lunn.ch>, Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>, Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
bcm-kernel-feedback-list@broadcom.com,
Arun Parameswaran <arun.parameswaran@broadcom.com>
Subject: [PATCH v3 8/8] net: phy: Add pm support to Broadcom iProc mdio mux driver
Date: Wed, 1 Aug 2018 10:56:26 -0700 [thread overview]
Message-ID: <1533146186-8374-9-git-send-email-arun.parameswaran@broadcom.com> (raw)
In-Reply-To: <1533146186-8374-1-git-send-email-arun.parameswaran@broadcom.com>
Add support for suspend and resume to the Broadcom iProc mdio
mux driver.
Signed-off-by: Arun Parameswaran <arun.parameswaran@broadcom.com>
---
drivers/net/phy/mdio-mux-bcm-iproc.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/drivers/net/phy/mdio-mux-bcm-iproc.c b/drivers/net/phy/mdio-mux-bcm-iproc.c
index 5127010..4e2c51b 100644
--- a/drivers/net/phy/mdio-mux-bcm-iproc.c
+++ b/drivers/net/phy/mdio-mux-bcm-iproc.c
@@ -289,6 +289,32 @@ static int mdio_mux_iproc_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int mdio_mux_iproc_suspend(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct iproc_mdiomux_desc *md = platform_get_drvdata(pdev);
+
+ clk_disable_unprepare(md->core_clk);
+
+ return 0;
+}
+
+static int mdio_mux_iproc_resume(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct iproc_mdiomux_desc *md = platform_get_drvdata(pdev);
+
+ clk_prepare_enable(md->core_clk);
+ mdio_mux_iproc_config(md);
+
+ return 0;
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(mdio_mux_iproc_pm_ops,
+ mdio_mux_iproc_suspend, mdio_mux_iproc_resume);
+
static const struct of_device_id mdio_mux_iproc_match[] = {
{
.compatible = "brcm,mdio-mux-iproc",
@@ -301,6 +327,7 @@ static int mdio_mux_iproc_remove(struct platform_device *pdev)
.driver = {
.name = "mdio-mux-iproc",
.of_match_table = mdio_mux_iproc_match,
+ .pm = &mdio_mux_iproc_pm_ops,
},
.probe = mdio_mux_iproc_probe,
.remove = mdio_mux_iproc_remove,
--
1.9.1
next prev parent reply other threads:[~2018-08-01 17:56 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-01 17:56 [PATCH v3 0/8] Add clock config and pm support to bcm iProc mdio mux Arun Parameswaran
2018-08-01 17:56 ` [PATCH v3 1/8] dt-bindings: net: Fix Broadcom iProc mdio mux driver base address Arun Parameswaran
2018-08-01 17:56 ` [PATCH v3 2/8] net: phy: Fix the register offsets in Broadcom iProc mdio mux driver Arun Parameswaran
2018-08-01 17:56 ` [PATCH v3 3/8] arm64: dts: Fix the base address of the Broadcom iProc mdio mux Arun Parameswaran
2018-08-01 17:56 ` [PATCH v3 4/8] net: phy: Disable external master access in bcm mdio mux driver Arun Parameswaran
2018-08-01 17:56 ` [PATCH v3 5/8] net: phy: Use devm api for mdio bus allocation in bcm iproc mdio mux Arun Parameswaran
2018-08-01 18:37 ` Florian Fainelli
2018-08-01 17:56 ` [PATCH v3 6/8] dt-bindings: net: Add clock handle to Broadcom iProc " Arun Parameswaran
2018-08-01 17:56 ` [PATCH v3 7/8] net: phy: Add support to configure clock in " Arun Parameswaran
2018-08-01 18:40 ` Florian Fainelli
2018-08-01 18:46 ` Russell King - ARM Linux
2018-08-01 19:55 ` Arun Parameswaran
2018-08-01 20:07 ` Andrew Lunn
2018-08-01 20:23 ` Russell King - ARM Linux
2018-08-01 20:38 ` Andrew Lunn
2018-08-01 21:45 ` Arun Parameswaran
2018-08-01 21:55 ` Andrew Lunn
2018-08-01 22:10 ` Arun Parameswaran
2018-08-01 22:18 ` Andrew Lunn
2018-08-01 17:56 ` Arun Parameswaran [this message]
2018-08-01 18:39 ` [PATCH v3 8/8] net: phy: Add pm support to Broadcom iProc mdio mux driver Florian Fainelli
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