Thread (6 messages) 6 messages, 3 authors, 2025-02-19
STALE506d
Revisions (4)
  1. v1 current
  2. v2 [diff vs current]
  3. v3 [diff vs current]
  4. v4 [diff vs current]

[PATCH v1 2/2] usb: dwc3: exynos: add support for Exynos2200 variant

From: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Date: 2025-02-15 12:35:00
Also in: linux-devicetree, linux-samsung-soc, linux-usb, lkml
Subsystem: designware usb3 drd ip driver, the rest, usb subsystem · Maintainers: Thinh Nguyen, Linus Torvalds, Greg Kroah-Hartman

Add Exynos2200 compatible string and associated driver data. This SoC
requires a Link interface AXI clock.

Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@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 f5d963fae..aa22265c7 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -145,6 +145,12 @@ static void dwc3_exynos_remove(struct platform_device *pdev)
 	regulator_disable(exynos->vdd10);
 }
 
+static const struct dwc3_exynos_driverdata exynos2200_drvdata = {
+	.clk_names = { "link_aclk" },
+	.num_clks = 1,
+	.suspend_clk_idx = -1,
+};
+
 static const struct dwc3_exynos_driverdata exynos5250_drvdata = {
 	.clk_names = { "usbdrd30" },
 	.num_clks = 1,
@@ -177,6 +183,9 @@ static const struct dwc3_exynos_driverdata gs101_drvdata = {
 
 static const struct of_device_id exynos_dwc3_match[] = {
 	{
+		.compatible = "samsung,exynos2200-dwusb3",
+		.data = &exynos2200_drvdata,
+	}, {
 		.compatible = "samsung,exynos5250-dwusb3",
 		.data = &exynos5250_drvdata,
 	}, {
-- 
2.43.0

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