31 	struct mtk_ref2usb_tx *tx = to_mtk_ref2usb_tx(hw);  in mtk_ref2usb_tx_is_prepared()  local
33 	return (readl(tx->base_addr) & REF2USB_EN_MASK) == REF2USB_EN_MASK;  in mtk_ref2usb_tx_is_prepared()
38 	struct mtk_ref2usb_tx *tx = to_mtk_ref2usb_tx(hw);  in mtk_ref2usb_tx_prepare()  local
41 	val = readl(tx->base_addr);  in mtk_ref2usb_tx_prepare()
44 	writel(val, tx->base_addr);  in mtk_ref2usb_tx_prepare()
48 	writel(val, tx->base_addr);  in mtk_ref2usb_tx_prepare()
51 	writel(val, tx->base_addr);  in mtk_ref2usb_tx_prepare()
58 	struct mtk_ref2usb_tx *tx = to_mtk_ref2usb_tx(hw);  in mtk_ref2usb_tx_unprepare()  local
61 	val = readl(tx->base_addr);  in mtk_ref2usb_tx_unprepare()
63 	writel(val, tx->base_addr);  in mtk_ref2usb_tx_unprepare()
75 	struct mtk_ref2usb_tx *tx;  in mtk_clk_register_ref2usb_tx()  local
79 	tx = kzalloc(sizeof(*tx), GFP_KERNEL);  in mtk_clk_register_ref2usb_tx()
80 	if (!tx)  in mtk_clk_register_ref2usb_tx()
83 	tx->base_addr = reg;  in mtk_clk_register_ref2usb_tx()
84 	tx->hw.init = &init;  in mtk_clk_register_ref2usb_tx()
91 	clk = clk_register(NULL, &tx->hw);  in mtk_clk_register_ref2usb_tx()
95 		kfree(tx);  in mtk_clk_register_ref2usb_tx()