1 // SPDX-License-Identifier: GPL-2.0
3  * Copyright (C) 2005-2007 by Texas Instruments
13 #include <dm/device-internal.h>
20 #include "linux-compat.h"
30 	l = musb_readl(musb->mregs, OTG_FORCESTDBY);  in omap2430_low_level_exit()
32 	musb_writel(musb->mregs, OTG_FORCESTDBY, l);  in omap2430_low_level_exit()
39 	l = musb_readl(musb->mregs, OTG_FORCESTDBY);  in omap2430_low_level_init()
40 	l &= ~ENABLEFORCE;	/* disable MSTANDBY */  in omap2430_low_level_init()
41 	musb_writel(musb->mregs, OTG_FORCESTDBY, l);  in omap2430_low_level_init()
52 		(struct omap_musb_board_data *)musb->controller;  in omap2430_musb_init()
55 	musb_writel(musb->mregs, OTG_SYSCONFIG, SOFTRST);  in omap2430_musb_init()
60 		l = musb_readl(musb->mregs, OTG_SYSCONFIG);  in omap2430_musb_init()
65 			dev_err(musb->controller, "MUSB reset is taking too long\n");  in omap2430_musb_init()
66 			return -ENODEV;  in omap2430_musb_init()
70 	l = musb_readl(musb->mregs, OTG_INTERFSEL);  in omap2430_musb_init()
72 	if (data->interface_type == MUSB_INTERFACE_UTMI) {  in omap2430_musb_init()
74 		l &= ~ULPI_12PIN;       /* Disable ULPI */  in omap2430_musb_init()
80 	musb_writel(musb->mregs, OTG_INTERFSEL, l);  in omap2430_musb_init()
84 			musb_readl(musb->mregs, OTG_REVISION),  in omap2430_musb_init()
85 			musb_readl(musb->mregs, OTG_SYSCONFIG),  in omap2430_musb_init()
86 			musb_readl(musb->mregs, OTG_SYSSTATUS),  in omap2430_musb_init()
87 			musb_readl(musb->mregs, OTG_INTERFSEL),  in omap2430_musb_init()
88 			musb_readl(musb->mregs, OTG_SIMENABLE));  in omap2430_musb_init()
109 	u32 *usbotghs_control = (u32 *)((*ctrl)->control_usbotghs_ctrl);  in omap2430_musb_enable()
135 	.disable	= omap2430_musb_disable,
151 	const void *fdt = gd->fdt_blob;  in omap2430_musb_ofdata_to_platdata()  local
154 	platdata->base = (void *)dev_read_addr_ptr(dev);  in omap2430_musb_ofdata_to_platdata()
156 	platdata->musb_config.multipoint = fdtdec_get_int(fdt, node,  in omap2430_musb_ofdata_to_platdata()
158 							  -1);  in omap2430_musb_ofdata_to_platdata()
159 	if (platdata->musb_config.multipoint < 0) {  in omap2430_musb_ofdata_to_platdata()
161 		return -ENOENT;  in omap2430_musb_ofdata_to_platdata()
164 	platdata->musb_config.dyn_fifo = 1;  in omap2430_musb_ofdata_to_platdata()
165 	platdata->musb_config.num_eps = fdtdec_get_int(fdt, node,  in omap2430_musb_ofdata_to_platdata()
166 						       "num-eps", -1);  in omap2430_musb_ofdata_to_platdata()
167 	if (platdata->musb_config.num_eps < 0) {  in omap2430_musb_ofdata_to_platdata()
168 		pr_err("MUSB num-eps DT entry missing\n");  in omap2430_musb_ofdata_to_platdata()
169 		return -ENOENT;  in omap2430_musb_ofdata_to_platdata()
172 	platdata->musb_config.ram_bits = fdtdec_get_int(fdt, node,  in omap2430_musb_ofdata_to_platdata()
173 							"ram-bits", -1);  in omap2430_musb_ofdata_to_platdata()
174 	if (platdata->musb_config.ram_bits < 0) {  in omap2430_musb_ofdata_to_platdata()
175 		pr_err("MUSB ram-bits DT entry missing\n");  in omap2430_musb_ofdata_to_platdata()
176 		return -ENOENT;  in omap2430_musb_ofdata_to_platdata()
179 	platdata->plat.power = fdtdec_get_int(fdt, node,  in omap2430_musb_ofdata_to_platdata()
180 								"power", -1);  in omap2430_musb_ofdata_to_platdata()
181 	if (platdata->plat.power < 0) {  in omap2430_musb_ofdata_to_platdata()
183 		return -ENOENT;  in omap2430_musb_ofdata_to_platdata()
186 	platdata->otg_board_data.interface_type = fdtdec_get_int(fdt, node,  in omap2430_musb_ofdata_to_platdata()
187 									"interface-type", -1);  in omap2430_musb_ofdata_to_platdata()
188 	if (platdata->otg_board_data.interface_type < 0) {  in omap2430_musb_ofdata_to_platdata()
189 		pr_err("MUSB interface-type DT entry missing\n");  in omap2430_musb_ofdata_to_platdata()
190 		return -ENOENT;  in omap2430_musb_ofdata_to_platdata()
194 	platdata->plat.mode = fdtdec_get_int(fdt, node,  in omap2430_musb_ofdata_to_platdata()
195 										"mode", -1);  in omap2430_musb_ofdata_to_platdata()
196 	if (platdata->plat.mode < 0) {  in omap2430_musb_ofdata_to_platdata()
198 		return -ENOENT;  in omap2430_musb_ofdata_to_platdata()
202 	platdata->plat.mode = MUSB_HOST;  in omap2430_musb_ofdata_to_platdata()
204 	platdata->plat.mode = MUSB_PERIPHERAL;  in omap2430_musb_ofdata_to_platdata()
207 	platdata->otg_board_data.dev = dev;  in omap2430_musb_ofdata_to_platdata()
208 	platdata->plat.config = &platdata->musb_config;  in omap2430_musb_ofdata_to_platdata()
209 	platdata->plat.platform_ops = &omap2430_ops;  in omap2430_musb_ofdata_to_platdata()
210 	platdata->plat.board_data = &platdata->otg_board_data;  in omap2430_musb_ofdata_to_platdata()
225 	priv->desc_before_addr = true;  in omap2430_musb_probe()
227 	otg_board_data = &platdata->otg_board_data;  in omap2430_musb_probe()
230 	host->host = musb_init_controller(&platdata->plat,  in omap2430_musb_probe()
232 					  platdata->base);  in omap2430_musb_probe()
233 	if (!host->host) {  in omap2430_musb_probe()
234 		return -EIO;  in omap2430_musb_probe()
239 	ret = musb_register(&platdata->plat,  in omap2430_musb_probe()
241 			  platdata->base);  in omap2430_musb_probe()
250 	musb_stop(host->host);  in omap2430_musb_remove()
256 	{ .compatible = "ti,omap3-musb" },
257 	{ .compatible = "ti,omap4-musb" },
262 	.name	= "omap2430-musb",