Commit 41792870 authored by Chunfeng Yun's avatar Chunfeng Yun Committed by Greg Kroah-Hartman
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usb: mtu3: add optional clock xhci_ck and frmcnt_ck 



Add optional clock 'xhci_ck' which is usually the same as sys_ck, but
some SoC use two separated clocks when the controller supports dual
role mode;
Add optional clock 'frmcnt_ck' used on 4nm or advanced process SoC.

Signed-off-by: default avatarChunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/20230417025203.18097-7-chunfeng.yun@mediatek.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d10cb206

drivers/usb/mtu3/mtu3.h

+1 −1
Original line number Diff line number Diff line
@@ -90,7 +90,7 @@ struct mtu3_request; 
 */

#define EP0_RESPONSE_BUF  6



#define BULK_CLKS_CNT	4

#define BULK_CLKS_CNT	6



/* device operated link and speed got from DEVICE_CONF register */

enum mtu3_speed {

drivers/usb/mtu3/mtu3_plat.c

+2 −0
Original line number Diff line number Diff line
@@ -234,6 +234,8 @@ static int get_ssusb_rscs(struct platform_device *pdev, struct ssusb_mtk *ssusb) 
	clks[1].id = "ref_ck";

	clks[2].id = "mcu_ck";

	clks[3].id = "dma_ck";

	clks[4].id = "xhci_ck";

	clks[5].id = "frmcnt_ck";

	ret = devm_clk_bulk_get_optional(dev, BULK_CLKS_CNT, clks);

	if (ret)

		return ret;