25 #define SCC_GSMRL	0x00
28 #define SCC_GSMRL_MODE_QMC	(0x0A << 0)
31 #define SCC_GSMRH	0x04
38 #define SCC_SCCE	0x10
42 #define   SCC_SCCE_GOV		(1 << 0)
45 #define SCC_SCCM	0x14
47 #define QMC_GBL_MCBASE		0x00
49 #define QMC_GBL_QMCSTATE	0x04
51 #define QMC_GBL_MRBLR		0x06
53 #define QMC_GBL_TX_S_PTR	0x08
55 #define QMC_GBL_RXPTR		0x0A
57 #define QMC_GBL_GRFTHR		0x0C
59 #define QMC_GBL_GRFCNT		0x0E
61 #define QMC_GBL_INTBASE		0x10
63 #define QMC_GBL_INTPTR		0x14
65 #define QMC_GBL_RX_S_PTR	0x18
67 #define QMC_GBL_TXPTR		0x1A
69 #define QMC_GBL_C_MASK32	0x1C
71 #define QMC_GBL_TSATRX		0x20
73 #define QMC_GBL_TSATTX		0x60
75 #define QMC_GBL_C_MASK16	0xA0
80 #define QMC_TSA_MASK		(0x303F)
84 #define QMC_SPE_TBASE	0x00
87 #define QMC_SPE_CHAMR	0x02
89 #define   QMC_SPE_CHAMR_MODE_TRANSP	((0 << 15) | (1 << 13))
94 #define   QMC_SPE_CHAMR_HDLC_NOF	(0x0f << 0)
99 #define QMC_SPE_TSTATE	0x04
101 #define QMC_SPE_TBPTR	0x0C
103 #define QMC_SPE_ZISTATE	0x14
105 #define QMC_SPE_INTMSK	0x1C
107 #define QMC_SPE_RBASE	0x20
109 #define QMC_SPE_MFLR	0x22
111 #define QMC_SPE_TMRBLR	0x22
113 #define QMC_SPE_RSTATE	0x24
115 #define QMC_SPE_RBPTR	0x2C
117 #define QMC_SPE_RPACK	0x30
119 #define QMC_SPE_ZDSTATE	0x34
122 #define QMC_SPE_TRNSYNC 0x3C
124 #define   QMC_SPE_TRNSYNC_TX(x)	((x) << 0)
131 #define QMC_INT_GET_CHANNEL(x)	(((x) & 0x0FC0) >> 6)
137 #define QMC_INT_RXB		(1 << 0)
159 #define QMC_BD_TX_PAD	(0x0f << 0)
275 	return 0;  in qmc_chan_get_info()
312 	return 0;  in qmc_chan_set_param()
327 	 *   0       0  : The BD is free  in qmc_chan_write_submit()
329 	 *   0       1  : The BD is in used, waiting for completion  in qmc_chan_write_submit()
330 	 *   1       0  : Should not append  in qmc_chan_write_submit()
363 	ret = 0;  in qmc_chan_write_submit()
382 	 *   0       0  : The BD is free  in qmc_chan_write_done()
384 	 *   0       1  : The BD is in used, waiting for completion  in qmc_chan_write_done()
385 	 *   1       0  : Should not append  in qmc_chan_write_done()
434 	 *   0       0  : The BD is free  in qmc_chan_read_submit()
436 	 *   0       1  : The BD is in used, waiting for completion  in qmc_chan_read_submit()
437 	 *   1       0  : Should not append  in qmc_chan_read_submit()
450 	qmc_write16(&bd->cbd_datlen, 0); /* data length is updated by the QMC */  in qmc_chan_read_submit()
466 			qmc_write32(chan->s_param + QMC_SPE_ZDSTATE, 0x18000080);  in qmc_chan_read_submit()
468 			qmc_write32(chan->s_param + QMC_SPE_ZDSTATE, 0x00000080);  in qmc_chan_read_submit()
469 		qmc_write32(chan->s_param + QMC_SPE_RSTATE, 0x31000000);  in qmc_chan_read_submit()
479 	ret = 0;  in qmc_chan_read_submit()
498 	 *   0       0  : The BD is free  in qmc_chan_read_done()
500 	 *   0       1  : The BD is in used, waiting for completion  in qmc_chan_read_done()
501 	 *   1       0  : Should not append  in qmc_chan_read_done()
544 	return cpm_command(chan->id << 2, (qmc_opcode << 4) | 0x0E);  in qmc_chan_command()
555 	ret = qmc_chan_command(chan, 0x0);  in qmc_chan_stop_rx()
577 	ret = qmc_chan_command(chan, 0x1);  in qmc_chan_stop_tx()
607 	return 0;  in qmc_chan_stop()
619 		qmc_write32(chan->s_param + QMC_SPE_ZDSTATE, 0x18000080);  in qmc_chan_start_rx()
621 		qmc_write32(chan->s_param + QMC_SPE_ZDSTATE, 0x00000080);  in qmc_chan_start_rx()
622 	qmc_write32(chan->s_param + QMC_SPE_RSTATE, 0x31000000);  in qmc_chan_start_rx()
658 	return 0;  in qmc_chan_start()
687 	chan->rx_pending = 0;  in qmc_chan_reset_rx()
722 	qmc_write32(chan->s_param + QMC_SPE_TSTATE, 0x30000000);  in qmc_chan_reset_tx()
723 	qmc_write32(chan->s_param + QMC_SPE_ZISTATE, 0x00000100);  in qmc_chan_reset_tx()
736 	return 0;  in qmc_chan_reset()
745 	u64 tx_ts_mask = 0;  in qmc_check_chans()
746 	u64 rx_ts_mask = 0;  in qmc_check_chans()
804 	return 0;  in qmc_check_chans()
809 	unsigned int count = 0;  in qmc_nb_chans()
910 	for (i = 0; i < 64; i++)  in qmc_setup_tsa_64rxtx()
911 		qmc_write16(qmc->scc_pram + QMC_GBL_TSATRX + (i * 2), 0x0000);  in qmc_setup_tsa_64rxtx()
915 		for (i = 0; i < info->nb_rx_ts; i++) {  in qmc_setup_tsa_64rxtx()
936 	return 0;  in qmc_setup_tsa_64rxtx()
951 	for (i = 0; i < 32; i++) {  in qmc_setup_tsa_32rx_32tx()
952 		qmc_write16(qmc->scc_pram + QMC_GBL_TSATRX + (i * 2), 0x0000);  in qmc_setup_tsa_32rx_32tx()
953 		qmc_write16(qmc->scc_pram + QMC_GBL_TSATTX + (i * 2), 0x0000);  in qmc_setup_tsa_32rx_32tx()
959 		for (i = 0; i < info->nb_rx_ts; i++) {  in qmc_setup_tsa_32rx_32tx()
968 		for (i = 0; i < info->nb_tx_ts; i++) {  in qmc_setup_tsa_32rx_32tx()
994 	return 0;  in qmc_setup_tsa_32rx_32tx()
1029 	first_rx = chan->rx_ts_mask ? __ffs64(chan->rx_ts_mask) + 1 : 0;  in qmc_setup_chan_trnsync()
1034 	trnsync = 0;  in qmc_setup_chan_trnsync()
1042 	dev_dbg(qmc->dev, "chan %u: trnsync=0x%04x, rx %u/%u 0x%llx, tx %u/%u 0x%llx\n",  in qmc_setup_chan_trnsync()
1047 	return 0;  in qmc_setup_chan_trnsync()
1079 	qmc_write32(chan->s_param + QMC_SPE_TSTATE, 0x30000000);  in qmc_setup_chan()
1080 	qmc_write32(chan->s_param + QMC_SPE_RSTATE, 0x31000000);  in qmc_setup_chan()
1081 	qmc_write32(chan->s_param + QMC_SPE_ZISTATE, 0x00000100);  in qmc_setup_chan()
1083 		qmc_write32(chan->s_param + QMC_SPE_ZDSTATE, 0x18000080);  in qmc_setup_chan()
1093 		qmc_write32(chan->s_param + QMC_SPE_ZDSTATE, 0x00000080);  in qmc_setup_chan()
1100 	qmc_write16(chan->s_param + QMC_SPE_INTMSK, 0x0000);  in qmc_setup_chan()
1103 	BUILD_BUG_ON(QMC_NB_RXBDS == 0);  in qmc_setup_chan()
1105 	for (i = 0; i < QMC_NB_RXBDS; i++) {  in qmc_setup_chan()
1113 	BUILD_BUG_ON(QMC_NB_TXBDS == 0);  in qmc_setup_chan()
1117 	for (i = 0; i < QMC_NB_TXBDS; i++) {  in qmc_setup_chan()
1124 	return 0;  in qmc_setup_chan()
1138 	return 0;  in qmc_setup_chans()
1165 	return 0;  in qmc_finalize_chans()
1174 	for (i = 0; i < (qmc->int_size / sizeof(u16)); i++)  in qmc_setup_ints()
1175 		qmc_write16(qmc->int_table + i, 0x0000);  in qmc_setup_ints()
1183 	return 0;  in qmc_setup_ints()
1209 			dev_info(qmc->dev, "intr chan %u, 0x%04x (UN)\n", chan_id,  in qmc_irq_gint()
1215 			dev_info(qmc->dev, "intr chan %u, 0x%04x (BSY)\n", chan_id,  in qmc_irq_gint()
1222 					qmc_write32(chan->s_param + QMC_SPE_ZDSTATE, 0x18000080);  in qmc_irq_gint()
1224 					qmc_write32(chan->s_param + QMC_SPE_ZDSTATE, 0x00000080);  in qmc_irq_gint()
1225 				qmc_write32(chan->s_param + QMC_SPE_RSTATE, 0x31000000);  in qmc_irq_gint()
1341 	memset(qmc->bd_table, 0, qmc->bd_size);  in qmc_probe()
1354 	memset(qmc->int_table, 0, qmc->int_size);  in qmc_probe()
1366 	qmc_write32(qmc->scc_pram + QMC_GBL_C_MASK32, 0xDEBB20E3);  in qmc_probe()
1367 	qmc_write16(qmc->scc_pram + QMC_GBL_C_MASK16, 0xF0B8);  in qmc_probe()
1373 	qmc_write16(qmc->scc_pram + QMC_GBL_QMCSTATE, 0x8000);  in qmc_probe()
1385 	qmc_write16(qmc->scc_regs + SCC_SCCM, 0x0000);  in qmc_probe()
1386 	qmc_write16(qmc->scc_regs + SCC_SCCE, 0x000F);  in qmc_probe()
1387 	irq = platform_get_irq(pdev, 0);  in qmc_probe()
1388 	if (irq < 0)  in qmc_probe()
1390 	ret = devm_request_irq(qmc->dev, irq, qmc_irq_handler, 0, "qmc", qmc);  in qmc_probe()
1391 	if (ret < 0)  in qmc_probe()
1399 	if (ret < 0)  in qmc_probe()
1407 	return 0;  in qmc_probe()
1410 	qmc_write16(qmc->scc_regs + SCC_SCCM, 0);  in qmc_probe()
1422 	qmc_setbits32(qmc->scc_regs + SCC_GSMRL, 0);  in qmc_remove()
1425 	qmc_write16(qmc->scc_regs + SCC_SCCM, 0);  in qmc_remove()
1430 	return 0;  in qmc_remove()
1457 	ret = of_parse_phandle_with_fixed_args(np, phandle_name, 1, 0,  in qmc_chan_get_byphandle()
1459 	if (ret < 0)  in qmc_chan_get_byphandle()
1483 	if (out_args.args[0] >= ARRAY_SIZE(qmc->chans)) {  in qmc_chan_get_byphandle()
1488 	qmc_chan = qmc->chans[out_args.args[0]];  in qmc_chan_get_byphandle()