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From:   Anand Moon <linux.amoon@gmail.com>
To:     linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Felipe Balbi <balbi@kernel.org>,
        Krzysztof Kozlowski <krzk@kernel.org>,
        Marek Szyprowski <m.szyprowski@samsung.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCHv3 3/3] usb: dwc3: exynos: Add support for Exynos5422 suspend clk
Date:   Mon, 10 Feb 2020 10:51:08 +0000
Message-Id: <20200210105108.1128-4-linux.amoon@gmail.com>
In-Reply-To: <20200210105108.1128-1-linux.amoon@gmail.com>
References: <20200210105108.1128-1-linux.amoon@gmail.com>
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Exynos5422 DWC3 module support two clk USBD300 and SCLK_USBD300
so add missing code to enable/disable code and suspend clk, for this
add a new compatible samsung,exynos5420-dwusb3 to help configure
dwc3 code and dwc3 suspend clk.

Signed-off-by: Anand Moon <linux.amoon@gmail.com>
---
 drivers/usb/dwc3/dwc3-exynos.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index 90bb022737da..48b68b6f0dc8 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -162,6 +162,12 @@ static const struct dwc3_exynos_driverdata exynos5250_drvdata = {
 	.suspend_clk_idx = -1,
 };
 
+static const struct dwc3_exynos_driverdata exynos5420_drvdata = {
+	.clk_names = { "usbdrd30", "usbdrd30_susp_clk"},
+	.num_clks = 2,
+	.suspend_clk_idx = 1,
+};
+
 static const struct dwc3_exynos_driverdata exynos5433_drvdata = {
 	.clk_names = { "aclk", "susp_clk", "pipe_pclk", "phyclk" },
 	.num_clks = 4,
@@ -178,6 +184,9 @@ static const struct of_device_id exynos_dwc3_match[] = {
 	{
 		.compatible = "samsung,exynos5250-dwusb3",
 		.data = &exynos5250_drvdata,
+	}, {
+		.compatible = "samsung,exynos5420-dwusb3",
+		.data = &exynos5420_drvdata,
 	}, {
 		.compatible = "samsung,exynos5433-dwusb3",
 		.data = &exynos5433_drvdata,
-- 
2.25.0