1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2016 Socionext Inc.
8 #include <linux/bitops.h>
9 #include <linux/delay.h>
13 #include "../sc64-regs.h"
14 #include "../sg-regs.h"
16 #define SDCTRL_EMMC_HW_RESET 0x59810280
18 void uniphier_ld11_clk_init(void)
20 /* if booted from a device other than USB, without stand-by MPU */
21 if ((readl(sg_base + SG_PINMON0) & BIT(27)) &&
22 uniphier_boot_device_raw() != BOOT_DEVICE_USB) {
23 writel(1, sg_base + SG_ETPHYPSHUT);
24 writel(1, sg_base + SG_ETPHYCNT);
26 udelay(1); /* wait for regulator level 1.1V -> 2.5V */
28 writel(3, sg_base + SG_ETPHYCNT);
29 writel(3, sg_base + SG_ETPHYPSHUT);
30 writel(7, sg_base + SG_ETPHYCNT);
33 /* TODO: use "mmc-pwrseq-emmc" */
34 writel(1, SDCTRL_EMMC_HW_RESET);
36 #ifdef CONFIG_USB_EHCI_HCD
40 for (ch = 0; ch < 3; ch++) {
41 void __iomem *phyctrl = sg_base + SG_USBPHYCTRL;
43 writel(0x82280600, phyctrl + 8 * ch);
44 writel(0x00000106, phyctrl + 8 * ch + 4);