From 811d22141369d572319ee3350ff8b40fa05850f8 Mon Sep 17 00:00:00 2001 From: Kaustabh Chakraborty Date: Sat, 1 Mar 2025 01:10:34 +0530 Subject: [PATCH] usb: dwc3: exynos: add support for exynos7870 Exynos7870 devices have a DWC3 compatible USB 2.0 controller. Add support in the driver by: - Adding its own compatible string, "samsung,exynos7870-dwusb3". - Adding three USBDRD clocks named "bus_early", "ref", and "ctrl", to be controlled by the driver. Signed-off-by: Kaustabh Chakraborty Acked-by: Thinh Nguyen Reviewed-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20250301-exynos7870-usb-v3-2-f01697165d19@disroot.org Signed-off-by: Greg Kroah-Hartman --- 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 f5d963fae9e06..de686b9e64046 100644 --- a/drivers/usb/dwc3/dwc3-exynos.c +++ b/drivers/usb/dwc3/dwc3-exynos.c @@ -163,6 +163,12 @@ static const struct dwc3_exynos_driverdata exynos7_drvdata = { .suspend_clk_idx = 1, }; +static const struct dwc3_exynos_driverdata exynos7870_drvdata = { + .clk_names = { "bus_early", "ref", "ctrl" }, + .num_clks = 3, + .suspend_clk_idx = -1, +}; + static const struct dwc3_exynos_driverdata exynos850_drvdata = { .clk_names = { "bus_early", "ref" }, .num_clks = 2, @@ -185,6 +191,9 @@ static const struct of_device_id exynos_dwc3_match[] = { }, { .compatible = "samsung,exynos7-dwusb3", .data = &exynos7_drvdata, + }, { + .compatible = "samsung,exynos7870-dwusb3", + .data = &exynos7870_drvdata, }, { .compatible = "samsung,exynos850-dwusb3", .data = &exynos850_drvdata, -- 2.49.0