[PATCH v2 2/2] usb: dwc3: exynos: add support for exynos7870
Thinh Nguyen
Thinh.Nguyen at synopsys.com
Wed Feb 19 14:35:31 PST 2025
On Wed, Feb 19, 2025, Kaustabh Chakraborty wrote:
> 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", "ctrl", and "ref", to
> be controlled by the driver.
>
> Signed-off-by: Kaustabh Chakraborty <kauschluss at disroot.org>
> ---
> 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 f5d963fae9e069e1bd145ff5bd1b704da89fb74c..ca8d2955303c589ea03a261944aadb6582c9cb9f 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", "ctrl", "ref" },
> + .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,
>
> --
> 2.48.1
>
Acked-by: Thinh Nguyen <Thinh.Nguyen at synopsys.com>
Thanks,
Thinh
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