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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * mtu3_dr.c - dual role switch and host glue layer
4 *
5 * Copyright (C) 2016 MediaTek Inc.
6 *
7 * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
8 */
9
10#include <linux/clk.h>
11#include <linux/irq.h>
12#include <linux/kernel.h>
13#include <linux/mfd/syscon.h>
14#include <linux/of.h>
15#include <linux/of_platform.h>
16#include <linux/regmap.h>
17
18#include "mtu3.h"
19#include "mtu3_dr.h"
20
21/* mt8173 etc */
22#define PERI_WK_CTRL1 0x4
23#define WC1_IS_C(x) (((x) & 0xf) << 26) /* cycle debounce */
24#define WC1_IS_EN BIT(25)
25#define WC1_IS_P BIT(6) /* polarity for ip sleep */
26
27/* mt8183 */
28#define PERI_WK_CTRL0 0x0
29#define WC0_IS_C(x) ((u32)(((x) & 0xf) << 28)) /* cycle debounce */
30#define WC0_IS_P BIT(12) /* polarity */
31#define WC0_IS_EN BIT(6)
32
33/* mt8192 */
34#define WC0_SSUSB0_CDEN BIT(6)
35#define WC0_IS_SPM_EN BIT(1)
36
37/* mt2712 etc */
38#define PERI_SSUSB_SPM_CTRL 0x0
39#define SSC_IP_SLEEP_EN BIT(4)
40#define SSC_SPM_INT_EN BIT(1)
41
42enum ssusb_uwk_vers {
43 SSUSB_UWK_V1 = 1,
44 SSUSB_UWK_V2,
45 SSUSB_UWK_V1_1 = 101, /* specific revision 1.01 */
46 SSUSB_UWK_V1_2, /* specific revision 1.02 */
47};
48
49/*
50 * ip-sleep wakeup mode:
51 * all clocks can be turn off, but power domain should be kept on
52 */
53static void ssusb_wakeup_ip_sleep_set(struct ssusb_mtk *ssusb, bool enable)
54{
55 u32 reg, msk, val;
56
57 switch (ssusb->uwk_vers) {
58 case SSUSB_UWK_V1:
59 reg = ssusb->uwk_reg_base + PERI_WK_CTRL1;
60 msk = WC1_IS_EN | WC1_IS_C(0xf) | WC1_IS_P;
61 val = enable ? (WC1_IS_EN | WC1_IS_C(0x8)) : 0;
62 break;
63 case SSUSB_UWK_V1_1:
64 reg = ssusb->uwk_reg_base + PERI_WK_CTRL0;
65 msk = WC0_IS_EN | WC0_IS_C(0xf) | WC0_IS_P;
66 val = enable ? (WC0_IS_EN | WC0_IS_C(0x1)) : 0;
67 break;
68 case SSUSB_UWK_V1_2:
69 reg = ssusb->uwk_reg_base + PERI_WK_CTRL0;
70 msk = WC0_SSUSB0_CDEN | WC0_IS_SPM_EN;
71 val = enable ? msk : 0;
72 break;
73 case SSUSB_UWK_V2:
74 reg = ssusb->uwk_reg_base + PERI_SSUSB_SPM_CTRL;
75 msk = SSC_IP_SLEEP_EN | SSC_SPM_INT_EN;
76 val = enable ? msk : 0;
77 break;
78 default:
79 return;
80 }
81 regmap_update_bits(ssusb->uwk, reg, msk, val);
82}
83
84int ssusb_wakeup_of_property_parse(struct ssusb_mtk *ssusb,
85 struct device_node *dn)
86{
87 struct of_phandle_args args;
88 int ret;
89
90 /* wakeup function is optional */
91 ssusb->uwk_en = of_property_read_bool(dn, "wakeup-source");
92 if (!ssusb->uwk_en)
93 return 0;
94
95 ret = of_parse_phandle_with_fixed_args(dn,
96 "mediatek,syscon-wakeup", 2, 0, &args);
97 if (ret)
98 return ret;
99
100 ssusb->uwk_reg_base = args.args[0];
101 ssusb->uwk_vers = args.args[1];
102 ssusb->uwk = syscon_node_to_regmap(args.np);
103 of_node_put(args.np);
104 dev_info(ssusb->dev, "uwk - reg:0x%x, version:%d\n",
105 ssusb->uwk_reg_base, ssusb->uwk_vers);
106
107 return PTR_ERR_OR_ZERO(ssusb->uwk);
108}
109
110void ssusb_wakeup_set(struct ssusb_mtk *ssusb, bool enable)
111{
112 if (ssusb->uwk_en)
113 ssusb_wakeup_ip_sleep_set(ssusb, enable);
114}
115
116static void host_ports_num_get(struct ssusb_mtk *ssusb)
117{
118 u32 xhci_cap;
119
120 xhci_cap = mtu3_readl(ssusb->ippc_base, U3D_SSUSB_IP_XHCI_CAP);
121 ssusb->u2_ports = SSUSB_IP_XHCI_U2_PORT_NUM(xhci_cap);
122 ssusb->u3_ports = SSUSB_IP_XHCI_U3_PORT_NUM(xhci_cap);
123
124 dev_dbg(ssusb->dev, "host - u2_ports:%d, u3_ports:%d\n",
125 ssusb->u2_ports, ssusb->u3_ports);
126}
127
128/* only configure ports will be used later */
129static int ssusb_host_enable(struct ssusb_mtk *ssusb)
130{
131 void __iomem *ibase = ssusb->ippc_base;
132 int num_u3p = ssusb->u3_ports;
133 int num_u2p = ssusb->u2_ports;
134 int u3_ports_disabled;
135 u32 check_clk;
136 u32 value;
137 int i;
138
139 /* power on host ip */
140 mtu3_clrbits(ibase, U3D_SSUSB_IP_PW_CTRL1, SSUSB_IP_HOST_PDN);
141
142 /* power on and enable u3 ports except skipped ones */
143 u3_ports_disabled = 0;
144 for (i = 0; i < num_u3p; i++) {
145 if ((0x1 << i) & ssusb->u3p_dis_msk) {
146 u3_ports_disabled++;
147 continue;
148 }
149
150 value = mtu3_readl(ibase, SSUSB_U3_CTRL(i));
151 value &= ~(SSUSB_U3_PORT_PDN | SSUSB_U3_PORT_DIS);
152 value |= SSUSB_U3_PORT_HOST_SEL;
153 mtu3_writel(ibase, SSUSB_U3_CTRL(i), value);
154 }
155
156 /* power on and enable all u2 ports */
157 for (i = 0; i < num_u2p; i++) {
158 if ((0x1 << i) & ssusb->u2p_dis_msk)
159 continue;
160
161 value = mtu3_readl(ibase, SSUSB_U2_CTRL(i));
162 value &= ~(SSUSB_U2_PORT_PDN | SSUSB_U2_PORT_DIS);
163 value |= SSUSB_U2_PORT_HOST_SEL;
164 mtu3_writel(ibase, SSUSB_U2_CTRL(i), value);
165 }
166
167 check_clk = SSUSB_XHCI_RST_B_STS;
168 if (num_u3p > u3_ports_disabled)
169 check_clk = SSUSB_U3_MAC_RST_B_STS;
170
171 return ssusb_check_clocks(ssusb, check_clk);
172}
173
174static int ssusb_host_disable(struct ssusb_mtk *ssusb)
175{
176 void __iomem *ibase = ssusb->ippc_base;
177 int num_u3p = ssusb->u3_ports;
178 int num_u2p = ssusb->u2_ports;
179 u32 value;
180 int i;
181
182 /* power down and disable u3 ports except skipped ones */
183 for (i = 0; i < num_u3p; i++) {
184 if ((0x1 << i) & ssusb->u3p_dis_msk)
185 continue;
186
187 value = mtu3_readl(ibase, SSUSB_U3_CTRL(i));
188 value |= SSUSB_U3_PORT_PDN | SSUSB_U3_PORT_DIS;
189 mtu3_writel(ibase, SSUSB_U3_CTRL(i), value);
190 }
191
192 /* power down and disable u2 ports except skipped ones */
193 for (i = 0; i < num_u2p; i++) {
194 if ((0x1 << i) & ssusb->u2p_dis_msk)
195 continue;
196
197 value = mtu3_readl(ibase, SSUSB_U2_CTRL(i));
198 value |= SSUSB_U2_PORT_PDN | SSUSB_U2_PORT_DIS;
199 mtu3_writel(ibase, SSUSB_U2_CTRL(i), value);
200 }
201
202 /* power down host ip */
203 mtu3_setbits(ibase, U3D_SSUSB_IP_PW_CTRL1, SSUSB_IP_HOST_PDN);
204
205 return 0;
206}
207
208int ssusb_host_resume(struct ssusb_mtk *ssusb, bool p0_skipped)
209{
210 void __iomem *ibase = ssusb->ippc_base;
211 int u3p_skip_msk = ssusb->u3p_dis_msk;
212 int u2p_skip_msk = ssusb->u2p_dis_msk;
213 int num_u3p = ssusb->u3_ports;
214 int num_u2p = ssusb->u2_ports;
215 u32 value;
216 int i;
217
218 if (p0_skipped) {
219 u2p_skip_msk |= 0x1;
220 if (ssusb->otg_switch.is_u3_drd)
221 u3p_skip_msk |= 0x1;
222 }
223
224 /* power on host ip */
225 mtu3_clrbits(ibase, U3D_SSUSB_IP_PW_CTRL1, SSUSB_IP_HOST_PDN);
226
227 /* power on u3 ports except skipped ones */
228 for (i = 0; i < num_u3p; i++) {
229 if ((0x1 << i) & u3p_skip_msk)
230 continue;
231
232 value = mtu3_readl(ibase, SSUSB_U3_CTRL(i));
233 value &= ~SSUSB_U3_PORT_PDN;
234 mtu3_writel(ibase, SSUSB_U3_CTRL(i), value);
235 }
236
237 /* power on all u2 ports except skipped ones */
238 for (i = 0; i < num_u2p; i++) {
239 if ((0x1 << i) & u2p_skip_msk)
240 continue;
241
242 value = mtu3_readl(ibase, SSUSB_U2_CTRL(i));
243 value &= ~SSUSB_U2_PORT_PDN;
244 mtu3_writel(ibase, SSUSB_U2_CTRL(i), value);
245 }
246
247 return 0;
248}
249
250/* here not skip port0 due to PDN can be set repeatedly */
251int ssusb_host_suspend(struct ssusb_mtk *ssusb)
252{
253 void __iomem *ibase = ssusb->ippc_base;
254 int num_u3p = ssusb->u3_ports;
255 int num_u2p = ssusb->u2_ports;
256 u32 value;
257 int i;
258
259 /* power down u3 ports except skipped ones */
260 for (i = 0; i < num_u3p; i++) {
261 if ((0x1 << i) & ssusb->u3p_dis_msk)
262 continue;
263
264 value = mtu3_readl(ibase, SSUSB_U3_CTRL(i));
265 value |= SSUSB_U3_PORT_PDN;
266 mtu3_writel(ibase, SSUSB_U3_CTRL(i), value);
267 }
268
269 /* power down u2 ports except skipped ones */
270 for (i = 0; i < num_u2p; i++) {
271 if ((0x1 << i) & ssusb->u2p_dis_msk)
272 continue;
273
274 value = mtu3_readl(ibase, SSUSB_U2_CTRL(i));
275 value |= SSUSB_U2_PORT_PDN;
276 mtu3_writel(ibase, SSUSB_U2_CTRL(i), value);
277 }
278
279 /* power down host ip */
280 mtu3_setbits(ibase, U3D_SSUSB_IP_PW_CTRL1, SSUSB_IP_HOST_PDN);
281
282 return 0;
283}
284
285static void ssusb_host_setup(struct ssusb_mtk *ssusb)
286{
287 host_ports_num_get(ssusb);
288
289 /*
290 * power on host and power on/enable all ports
291 * if support OTG, gadget driver will switch port0 to device mode
292 */
293 ssusb_host_enable(ssusb);
294 ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST);
295
296 /* if port0 supports dual-role, works as host mode by default */
297 ssusb_set_vbus(&ssusb->otg_switch, 1);
298}
299
300static void ssusb_host_cleanup(struct ssusb_mtk *ssusb)
301{
302 if (ssusb->is_host)
303 ssusb_set_vbus(&ssusb->otg_switch, 0);
304
305 ssusb_host_disable(ssusb);
306}
307
308/*
309 * If host supports multiple ports, the VBUSes(5V) of ports except port0
310 * which supports OTG are better to be enabled by default in DTS.
311 * Because the host driver will keep link with devices attached when system
312 * enters suspend mode, so no need to control VBUSes after initialization.
313 */
314int ssusb_host_init(struct ssusb_mtk *ssusb, struct device_node *parent_dn)
315{
316 struct device *parent_dev = ssusb->dev;
317 int ret;
318
319 ssusb_host_setup(ssusb);
320
321 ret = of_platform_populate(parent_dn, NULL, NULL, parent_dev);
322 if (ret) {
323 dev_dbg(parent_dev, "failed to create child devices at %pOF\n",
324 parent_dn);
325 return ret;
326 }
327
328 dev_info(parent_dev, "xHCI platform device register success...\n");
329
330 return 0;
331}
332
333void ssusb_host_exit(struct ssusb_mtk *ssusb)
334{
335 of_platform_depopulate(ssusb->dev);
336 ssusb_host_cleanup(ssusb);
337}
1/*
2 * mtu3_dr.c - dual role switch and host glue layer
3 *
4 * Copyright (C) 2016 MediaTek Inc.
5 *
6 * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
7 *
8 * This software is licensed under the terms of the GNU General Public
9 * License version 2, as published by the Free Software Foundation, and
10 * may be copied, distributed, and modified under those terms.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 */
18
19#include <linux/clk.h>
20#include <linux/iopoll.h>
21#include <linux/irq.h>
22#include <linux/kernel.h>
23#include <linux/mfd/syscon.h>
24#include <linux/of_device.h>
25#include <linux/regmap.h>
26
27#include "mtu3.h"
28#include "mtu3_dr.h"
29
30#define PERI_WK_CTRL1 0x404
31#define UWK_CTL1_IS_C(x) (((x) & 0xf) << 26)
32#define UWK_CTL1_IS_E BIT(25)
33#define UWK_CTL1_IDDIG_C(x) (((x) & 0xf) << 11) /* cycle debounce */
34#define UWK_CTL1_IDDIG_E BIT(10) /* enable debounce */
35#define UWK_CTL1_IDDIG_P BIT(9) /* polarity */
36#define UWK_CTL1_IS_P BIT(6) /* polarity for ip sleep */
37
38/*
39 * ip-sleep wakeup mode:
40 * all clocks can be turn off, but power domain should be kept on
41 */
42static void ssusb_wakeup_ip_sleep_en(struct ssusb_mtk *ssusb)
43{
44 u32 tmp;
45 struct regmap *pericfg = ssusb->pericfg;
46
47 regmap_read(pericfg, PERI_WK_CTRL1, &tmp);
48 tmp &= ~UWK_CTL1_IS_P;
49 tmp &= ~(UWK_CTL1_IS_C(0xf));
50 tmp |= UWK_CTL1_IS_C(0x8);
51 regmap_write(pericfg, PERI_WK_CTRL1, tmp);
52 regmap_write(pericfg, PERI_WK_CTRL1, tmp | UWK_CTL1_IS_E);
53
54 regmap_read(pericfg, PERI_WK_CTRL1, &tmp);
55 dev_dbg(ssusb->dev, "%s(): WK_CTRL1[P6,E25,C26:29]=%#x\n",
56 __func__, tmp);
57}
58
59static void ssusb_wakeup_ip_sleep_dis(struct ssusb_mtk *ssusb)
60{
61 u32 tmp;
62
63 regmap_read(ssusb->pericfg, PERI_WK_CTRL1, &tmp);
64 tmp &= ~UWK_CTL1_IS_E;
65 regmap_write(ssusb->pericfg, PERI_WK_CTRL1, tmp);
66}
67
68int ssusb_wakeup_of_property_parse(struct ssusb_mtk *ssusb,
69 struct device_node *dn)
70{
71 struct device *dev = ssusb->dev;
72
73 /*
74 * Wakeup function is optional, so it is not an error if this property
75 * does not exist, and in such case, no need to get relative
76 * properties anymore.
77 */
78 ssusb->wakeup_en = of_property_read_bool(dn, "mediatek,enable-wakeup");
79 if (!ssusb->wakeup_en)
80 return 0;
81
82 ssusb->wk_deb_p0 = devm_clk_get(dev, "wakeup_deb_p0");
83 if (IS_ERR(ssusb->wk_deb_p0)) {
84 dev_err(dev, "fail to get wakeup_deb_p0\n");
85 return PTR_ERR(ssusb->wk_deb_p0);
86 }
87
88 if (of_property_read_bool(dn, "wakeup_deb_p1")) {
89 ssusb->wk_deb_p1 = devm_clk_get(dev, "wakeup_deb_p1");
90 if (IS_ERR(ssusb->wk_deb_p1)) {
91 dev_err(dev, "fail to get wakeup_deb_p1\n");
92 return PTR_ERR(ssusb->wk_deb_p1);
93 }
94 }
95
96 ssusb->pericfg = syscon_regmap_lookup_by_phandle(dn,
97 "mediatek,syscon-wakeup");
98 if (IS_ERR(ssusb->pericfg)) {
99 dev_err(dev, "fail to get pericfg regs\n");
100 return PTR_ERR(ssusb->pericfg);
101 }
102
103 return 0;
104}
105
106static int ssusb_wakeup_clks_enable(struct ssusb_mtk *ssusb)
107{
108 int ret;
109
110 ret = clk_prepare_enable(ssusb->wk_deb_p0);
111 if (ret) {
112 dev_err(ssusb->dev, "failed to enable wk_deb_p0\n");
113 goto usb_p0_err;
114 }
115
116 ret = clk_prepare_enable(ssusb->wk_deb_p1);
117 if (ret) {
118 dev_err(ssusb->dev, "failed to enable wk_deb_p1\n");
119 goto usb_p1_err;
120 }
121
122 return 0;
123
124usb_p1_err:
125 clk_disable_unprepare(ssusb->wk_deb_p0);
126usb_p0_err:
127 return -EINVAL;
128}
129
130static void ssusb_wakeup_clks_disable(struct ssusb_mtk *ssusb)
131{
132 clk_disable_unprepare(ssusb->wk_deb_p1);
133 clk_disable_unprepare(ssusb->wk_deb_p0);
134}
135
136static void host_ports_num_get(struct ssusb_mtk *ssusb)
137{
138 u32 xhci_cap;
139
140 xhci_cap = mtu3_readl(ssusb->ippc_base, U3D_SSUSB_IP_XHCI_CAP);
141 ssusb->u2_ports = SSUSB_IP_XHCI_U2_PORT_NUM(xhci_cap);
142 ssusb->u3_ports = SSUSB_IP_XHCI_U3_PORT_NUM(xhci_cap);
143
144 dev_dbg(ssusb->dev, "host - u2_ports:%d, u3_ports:%d\n",
145 ssusb->u2_ports, ssusb->u3_ports);
146}
147
148/* only configure ports will be used later */
149int ssusb_host_enable(struct ssusb_mtk *ssusb)
150{
151 void __iomem *ibase = ssusb->ippc_base;
152 int num_u3p = ssusb->u3_ports;
153 int num_u2p = ssusb->u2_ports;
154 u32 check_clk;
155 u32 value;
156 int i;
157
158 /* power on host ip */
159 mtu3_clrbits(ibase, U3D_SSUSB_IP_PW_CTRL1, SSUSB_IP_HOST_PDN);
160
161 /* power on and enable all u3 ports */
162 for (i = 0; i < num_u3p; i++) {
163 value = mtu3_readl(ibase, SSUSB_U3_CTRL(i));
164 value &= ~(SSUSB_U3_PORT_PDN | SSUSB_U3_PORT_DIS);
165 value |= SSUSB_U3_PORT_HOST_SEL;
166 mtu3_writel(ibase, SSUSB_U3_CTRL(i), value);
167 }
168
169 /* power on and enable all u2 ports */
170 for (i = 0; i < num_u2p; i++) {
171 value = mtu3_readl(ibase, SSUSB_U2_CTRL(i));
172 value &= ~(SSUSB_U2_PORT_PDN | SSUSB_U2_PORT_DIS);
173 value |= SSUSB_U2_PORT_HOST_SEL;
174 mtu3_writel(ibase, SSUSB_U2_CTRL(i), value);
175 }
176
177 check_clk = SSUSB_XHCI_RST_B_STS;
178 if (num_u3p)
179 check_clk = SSUSB_U3_MAC_RST_B_STS;
180
181 return ssusb_check_clocks(ssusb, check_clk);
182}
183
184int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend)
185{
186 void __iomem *ibase = ssusb->ippc_base;
187 int num_u3p = ssusb->u3_ports;
188 int num_u2p = ssusb->u2_ports;
189 u32 value;
190 int ret;
191 int i;
192
193 /* power down and disable all u3 ports */
194 for (i = 0; i < num_u3p; i++) {
195 value = mtu3_readl(ibase, SSUSB_U3_CTRL(i));
196 value |= SSUSB_U3_PORT_PDN;
197 value |= suspend ? 0 : SSUSB_U3_PORT_DIS;
198 mtu3_writel(ibase, SSUSB_U3_CTRL(i), value);
199 }
200
201 /* power down and disable all u2 ports */
202 for (i = 0; i < num_u2p; i++) {
203 value = mtu3_readl(ibase, SSUSB_U2_CTRL(i));
204 value |= SSUSB_U2_PORT_PDN;
205 value |= suspend ? 0 : SSUSB_U2_PORT_DIS;
206 mtu3_writel(ibase, SSUSB_U2_CTRL(i), value);
207 }
208
209 /* power down host ip */
210 mtu3_setbits(ibase, U3D_SSUSB_IP_PW_CTRL1, SSUSB_IP_HOST_PDN);
211
212 if (!suspend)
213 return 0;
214
215 /* wait for host ip to sleep */
216 ret = readl_poll_timeout(ibase + U3D_SSUSB_IP_PW_STS1, value,
217 (value & SSUSB_IP_SLEEP_STS), 100, 100000);
218 if (ret)
219 dev_err(ssusb->dev, "ip sleep failed!!!\n");
220
221 return ret;
222}
223
224static void ssusb_host_setup(struct ssusb_mtk *ssusb)
225{
226 host_ports_num_get(ssusb);
227
228 /*
229 * power on host and power on/enable all ports
230 * if support OTG, gadget driver will switch port0 to device mode
231 */
232 ssusb_host_enable(ssusb);
233
234 /* if port0 supports dual-role, works as host mode by default */
235 ssusb_set_vbus(&ssusb->otg_switch, 1);
236}
237
238static void ssusb_host_cleanup(struct ssusb_mtk *ssusb)
239{
240 if (ssusb->is_host)
241 ssusb_set_vbus(&ssusb->otg_switch, 0);
242
243 ssusb_host_disable(ssusb, false);
244}
245
246/*
247 * If host supports multiple ports, the VBUSes(5V) of ports except port0
248 * which supports OTG are better to be enabled by default in DTS.
249 * Because the host driver will keep link with devices attached when system
250 * enters suspend mode, so no need to control VBUSes after initialization.
251 */
252int ssusb_host_init(struct ssusb_mtk *ssusb, struct device_node *parent_dn)
253{
254 struct device *parent_dev = ssusb->dev;
255 int ret;
256
257 ssusb_host_setup(ssusb);
258
259 ret = of_platform_populate(parent_dn, NULL, NULL, parent_dev);
260 if (ret) {
261 dev_dbg(parent_dev, "failed to create child devices at %s\n",
262 parent_dn->full_name);
263 return ret;
264 }
265
266 dev_info(parent_dev, "xHCI platform device register success...\n");
267
268 return 0;
269}
270
271void ssusb_host_exit(struct ssusb_mtk *ssusb)
272{
273 of_platform_depopulate(ssusb->dev);
274 ssusb_host_cleanup(ssusb);
275}
276
277int ssusb_wakeup_enable(struct ssusb_mtk *ssusb)
278{
279 int ret = 0;
280
281 if (ssusb->wakeup_en) {
282 ret = ssusb_wakeup_clks_enable(ssusb);
283 ssusb_wakeup_ip_sleep_en(ssusb);
284 }
285 return ret;
286}
287
288void ssusb_wakeup_disable(struct ssusb_mtk *ssusb)
289{
290 if (ssusb->wakeup_en) {
291 ssusb_wakeup_ip_sleep_dis(ssusb);
292 ssusb_wakeup_clks_disable(ssusb);
293 }
294}