xref: /OK3568_Linux_fs/u-boot/arch/arm/cpu/armv7/bcm235xx/clk-usb-otg.c (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2014 Broadcom Corporation.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #include <common.h>
8*4882a593Smuzhiyun #include <linux/errno.h>
9*4882a593Smuzhiyun #include <asm/arch/sysmap.h>
10*4882a593Smuzhiyun #include "clk-core.h"
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun /* Enable appropriate clocks for the USB OTG port */
clk_usb_otg_enable(void * base)13*4882a593Smuzhiyun int clk_usb_otg_enable(void *base)
14*4882a593Smuzhiyun {
15*4882a593Smuzhiyun 	char *ahbstr;
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun 	switch ((u32) base) {
18*4882a593Smuzhiyun 	case HSOTG_BASE_ADDR:
19*4882a593Smuzhiyun 		ahbstr = "usb_otg_ahb_clk";
20*4882a593Smuzhiyun 		break;
21*4882a593Smuzhiyun 	default:
22*4882a593Smuzhiyun 		printf("%s: base 0x%p not found\n", __func__, base);
23*4882a593Smuzhiyun 		return -EINVAL;
24*4882a593Smuzhiyun 	}
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun 	return clk_get_and_enable(ahbstr);
27*4882a593Smuzhiyun }
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