1 // SPDX-License-Identifier: GPL-2.0-or-later
8  * QE TDM API Set - TDM specific routines implementations.
22 		return -EINVAL;  in set_tdm_framer()
27 	struct si_mode_info *si_info = &ut_info->si_info;  in set_si_param()
29 	if (utdm->tdm_mode == TDM_INTERNAL_LOOPBACK) {  in set_si_param()
30 		si_info->simr_crt = 1;  in set_si_param()
31 		si_info->simr_rfsd = 0;  in set_si_param()
42 	sprop = of_get_property(np, "fsl,rx-sync-clock", NULL);  in ucc_of_parse_tdm()
44 		ut_info->uf_info.rx_sync = qe_clock_source(sprop);  in ucc_of_parse_tdm()
45 		if ((ut_info->uf_info.rx_sync < QE_CLK_NONE) ||  in ucc_of_parse_tdm()
46 		    (ut_info->uf_info.rx_sync > QE_RSYNC_PIN)) {  in ucc_of_parse_tdm()
47 			pr_err("QE-TDM: Invalid rx-sync-clock property\n");  in ucc_of_parse_tdm()
48 			return -EINVAL;  in ucc_of_parse_tdm()
51 		pr_err("QE-TDM: Invalid rx-sync-clock property\n");  in ucc_of_parse_tdm()
52 		return -EINVAL;  in ucc_of_parse_tdm()
55 	sprop = of_get_property(np, "fsl,tx-sync-clock", NULL);  in ucc_of_parse_tdm()
57 		ut_info->uf_info.tx_sync = qe_clock_source(sprop);  in ucc_of_parse_tdm()
58 		if ((ut_info->uf_info.tx_sync < QE_CLK_NONE) ||  in ucc_of_parse_tdm()
59 		    (ut_info->uf_info.tx_sync > QE_TSYNC_PIN)) {  in ucc_of_parse_tdm()
60 			pr_err("QE-TDM: Invalid tx-sync-clock property\n");  in ucc_of_parse_tdm()
61 		return -EINVAL;  in ucc_of_parse_tdm()
64 		pr_err("QE-TDM: Invalid tx-sync-clock property\n");  in ucc_of_parse_tdm()
65 		return -EINVAL;  in ucc_of_parse_tdm()
68 	ret = of_property_read_u32_index(np, "fsl,tx-timeslot-mask", 0, &val);  in ucc_of_parse_tdm()
70 		pr_err("QE-TDM: Invalid tx-timeslot-mask property\n");  in ucc_of_parse_tdm()
71 		return -EINVAL;  in ucc_of_parse_tdm()
73 	utdm->tx_ts_mask = val;  in ucc_of_parse_tdm()
75 	ret = of_property_read_u32_index(np, "fsl,rx-timeslot-mask", 0, &val);  in ucc_of_parse_tdm()
77 		ret = -EINVAL;  in ucc_of_parse_tdm()
78 		pr_err("QE-TDM: Invalid rx-timeslot-mask property\n");  in ucc_of_parse_tdm()
81 	utdm->rx_ts_mask = val;  in ucc_of_parse_tdm()
83 	ret = of_property_read_u32_index(np, "fsl,tdm-id", 0, &val);  in ucc_of_parse_tdm()
85 		ret = -EINVAL;  in ucc_of_parse_tdm()
86 		pr_err("QE-TDM: No fsl,tdm-id property for this UCC\n");  in ucc_of_parse_tdm()
89 	utdm->tdm_port = val;  in ucc_of_parse_tdm()
90 	ut_info->uf_info.tdm_num = utdm->tdm_port;  in ucc_of_parse_tdm()
92 	if (of_property_read_bool(np, "fsl,tdm-internal-loopback"))  in ucc_of_parse_tdm()
93 		utdm->tdm_mode = TDM_INTERNAL_LOOPBACK;  in ucc_of_parse_tdm()
95 		utdm->tdm_mode = TDM_NORMAL;  in ucc_of_parse_tdm()
97 	sprop = of_get_property(np, "fsl,tdm-framer-type", NULL);  in ucc_of_parse_tdm()
99 		ret = -EINVAL;  in ucc_of_parse_tdm()
100 		pr_err("QE-TDM: No tdm-framer-type property for UCC\n");  in ucc_of_parse_tdm()
105 		return -EINVAL;  in ucc_of_parse_tdm()
106 	utdm->tdm_framer_type = ret;  in ucc_of_parse_tdm()
108 	ret = of_property_read_u32_index(np, "fsl,siram-entry-id", 0, &val);  in ucc_of_parse_tdm()
110 		ret = -EINVAL;  in ucc_of_parse_tdm()
111 		pr_err("QE-TDM: No siram entry id for UCC\n");  in ucc_of_parse_tdm()
114 	utdm->siram_entry_id = val;  in ucc_of_parse_tdm()
135 	si_regs = utdm->si_regs;  in ucc_tdm_init()
136 	siram = utdm->siram;  in ucc_tdm_init()
137 	ucc_num = ut_info->uf_info.ucc_num;  in ucc_tdm_init()
138 	tdm_port = utdm->tdm_port;  in ucc_tdm_init()
139 	siram_entry_id = utdm->siram_entry_id;  in ucc_tdm_init()
141 	if (utdm->tdm_framer_type == TDM_FRAMER_T1)  in ucc_tdm_init()
142 		utdm->num_of_ts = 24;  in ucc_tdm_init()
143 	if (utdm->tdm_framer_type == TDM_FRAMER_E1)  in ucc_tdm_init()
144 		utdm->num_of_ts = 32;  in ucc_tdm_init()
147 	csel = (ucc_num < 4) ? ucc_num + 9 : ucc_num - 3;  in ucc_tdm_init()
152 	for (i = 0; i < utdm->num_of_ts; i++) {  in ucc_tdm_init()
155 		if (utdm->tx_ts_mask & mask)  in ucc_tdm_init()
162 		if (utdm->rx_ts_mask & mask)  in ucc_tdm_init()
170 	qe_setbits_be16(&siram[(siram_entry_id * 32) + (utdm->num_of_ts - 1)],  in ucc_tdm_init()
172 	qe_setbits_be16(&siram[(siram_entry_id * 32) + 0x200 + (utdm->num_of_ts - 1)],  in ucc_tdm_init()
180 	if (utdm->tdm_mode == TDM_INTERNAL_LOOPBACK)  in ucc_tdm_init()
185 	sixmr |= SIMR_RFSD(ut_info->si_info.simr_rfsd) |  in ucc_tdm_init()
186 			SIMR_TFSD(ut_info->si_info.simr_tfsd);  in ucc_tdm_init()
188 	if (ut_info->si_info.simr_crt)  in ucc_tdm_init()
190 	if (ut_info->si_info.simr_sl)  in ucc_tdm_init()
192 	if (ut_info->si_info.simr_ce)  in ucc_tdm_init()
194 	if (ut_info->si_info.simr_fe)  in ucc_tdm_init()
196 	if (ut_info->si_info.simr_gm)  in ucc_tdm_init()
201 		iowrite16be(sixmr, &si_regs->sixmr1[0]);  in ucc_tdm_init()
204 		iowrite16be(sixmr, &si_regs->sixmr1[1]);  in ucc_tdm_init()
207 		iowrite16be(sixmr, &si_regs->sixmr1[2]);  in ucc_tdm_init()
210 		iowrite16be(sixmr, &si_regs->sixmr1[3]);  in ucc_tdm_init()
213 		pr_err("QE-TDM: can not find tdm sixmr reg\n");  in ucc_tdm_init()