mmc/host/rtsx_usb_sdmmc.c

35 	struct rtsx_ucr	*ucr;
66 	struct rtsx_ucr *ucr = host->ucr;
67 	rtsx_usb_ep0_write_register(ucr, CARD_STOP,
71 	rtsx_usb_clear_dma_err(ucr);
72 	rtsx_usb_clear_fsm_err(ucr);
78 	struct rtsx_ucr *ucr = host->ucr;
81 	rtsx_usb_ep0_read_register(ucr, SD_STAT1, &val);
83 	rtsx_usb_ep0_read_register(ucr, SD_STAT2, &val);
85 	rtsx_usb_ep0_read_register(ucr, SD_BUS_STAT, &val);
95 	struct rtsx_ucr *ucr = host->ucr;
102 	rtsx_usb_init_cmd(ucr);
111 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
113 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
115 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
117 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
119 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
125 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, (u8)byte_cnt);
126 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BYTE_CNT_H,
128 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, 1);
129 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF, 0);
131 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG2, 0xFF,
135 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
138 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_TRANSFER,
140 	rtsx_usb_add_cmd(ucr, CHECK_REG_CMD, SD_TRANSFER,
144 		rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_CMD1, 0, 0);
145 		rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_CMD2, 0, 0);
146 		rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_CMD3, 0, 0);
147 		rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_CMD4, 0, 0);
150 	err = rtsx_usb_send_cmd(ucr, MODE_CR, timeout);
157 	err = rtsx_usb_get_rsp(ucr, !cmd ? 1 : 5, timeout);
158 	if (err || (ucr->rsp_buf[0] & SD_TRANSFER_ERR)) {
164 				ucr->rsp_buf[0]);
175 		cmd->resp[0] = get_unaligned_be32(ucr->rsp_buf + 1);
182 		err = rtsx_usb_read_ppbuf(ucr, buf, byte_cnt - (byte_cnt % 2));
191 			return rtsx_usb_read_register(ucr,
202 	struct rtsx_ucr *ucr = host->ucr;
210 		err = rtsx_usb_write_ppbuf(ucr, buf, buf_len);
220 	rtsx_usb_init_cmd(ucr);
225 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
227 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
229 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
231 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
233 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
237 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, (u8)byte_cnt);
238 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BYTE_CNT_H,
240 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, 1);
241 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF, 0);
243 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG2, 0xFF,
246 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
249 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
251 	rtsx_usb_add_cmd(ucr, CHECK_REG_CMD, SD_TRANSFER,
255 		rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_CMD1, 0, 0);
256 		rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_CMD2, 0, 0);
257 		rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_CMD3, 0, 0);
258 		rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_CMD4, 0, 0);
261 	err = rtsx_usb_send_cmd(ucr, MODE_CR, timeout);
268 	err = rtsx_usb_get_rsp(ucr, !cmd ? 1 : 5, timeout);
277 		cmd->resp[0] = get_unaligned_be32(ucr->rsp_buf + 1);
288 	struct rtsx_ucr *ucr = host->ucr;
338 		err = rtsx_usb_write_register(ucr, SD_BUS_STAT,
345 	rtsx_usb_init_cmd(ucr);
347 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CMD0, 0xFF, 0x40 | cmd_idx);
348 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CMD1, 0xFF, (u8)(arg >> 24));
349 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CMD2, 0xFF, (u8)(arg >> 16));
350 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CMD3, 0xFF, (u8)(arg >> 8));
351 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CMD4, 0xFF, (u8)arg);
353 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG2, 0xFF, rsp_type);
354 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_DATA_SOURCE,
356 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_TRANSFER,
358 	rtsx_usb_add_cmd(ucr, CHECK_REG_CMD, SD_TRANSFER,
365 			rtsx_usb_add_cmd(ucr, READ_REG_CMD, (u16)i, 0, 0);
370 			rtsx_usb_add_cmd(ucr, READ_REG_CMD, (u16)i, 0, 0);
375 	rtsx_usb_add_cmd(ucr, READ_REG_CMD, SD_STAT1, 0, 0);
377 	err = rtsx_usb_send_cmd(ucr, MODE_CR, 100);
384 	err = rtsx_usb_get_rsp(ucr, len, timeout);
385 	if (err || (ucr->rsp_buf[0] & SD_TRANSFER_ERR)) {
392 					ucr->rsp_buf[0]);
408 	ptr = ucr->rsp_buf + 1;
451 	struct rtsx_ucr *ucr = host->ucr;
474 	rtsx_usb_init_cmd(ucr);
476 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0x00);
477 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF, 0x02);
478 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BLOCK_CNT_L,
480 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BLOCK_CNT_H,
483 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_DATA_SOURCE,
486 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, MC_DMA_TC3,
488 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, MC_DMA_TC2,
490 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, MC_DMA_TC1,
492 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, MC_DMA_TC0,
496 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, MC_DMA_CTL,
501 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, MC_DMA_CTL,
506 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG2, 0xFF, cfg2);
507 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
509 	rtsx_usb_add_cmd(ucr, CHECK_REG_CMD, SD_TRANSFER,
512 	err = rtsx_usb_send_cmd(ucr, flag, 100);
517 		pipe = usb_rcvbulkpipe(ucr->pusb_dev, EP_BULK_IN);
519 		pipe = usb_sndbulkpipe(ucr->pusb_dev, EP_BULK_OUT);
521 	err = rtsx_usb_transfer_data(ucr, pipe, data->sg, data_len,
530 	return rtsx_usb_get_rsp(ucr, 1, 2000);
535 	rtsx_usb_write_register(host->ucr, SD_CFG1,
541 	rtsx_usb_write_register(host->ucr, SD_CFG1,
581 	struct rtsx_ucr *ucr = host->ucr;
586 	rtsx_usb_init_cmd(ucr);
588 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, CLK_CHANGE);
591 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_VPCLK0_CTL,
594 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_VPCLK1_CTL,
597 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_VPCLK0_CTL, PHASE_NOT_RESET, 0);
598 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_VPCLK0_CTL,
600 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, 0);
601 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG1, SD_ASYNC_FIFO_RST, 0);
603 	return rtsx_usb_send_cmd(ucr, MODE_C, 100);
656 		rtsx_usb_ep0_read_register(host->ucr, SD_DATA_STATE, &val);
749 	struct rtsx_ucr *ucr = host->ucr;
756 	mutex_lock(&ucr->dev_mutex);
759 	err = rtsx_usb_get_card_status(ucr, &val);
761 	mutex_unlock(&ucr->dev_mutex);
777 	struct rtsx_ucr *ucr = host->ucr;
784 	mutex_lock(&ucr->dev_mutex);
787 	err = rtsx_usb_get_card_status(ucr, &val);
789 	mutex_unlock(&ucr->dev_mutex);
808 	struct rtsx_ucr *ucr = host->ucr;
825 	mutex_lock(&ucr->dev_mutex);
845 				rtsx_usb_write_register(ucr, MC_FIFO_CTL,
860 	mutex_unlock(&ucr->dev_mutex);
891 		err = rtsx_usb_write_register(host->ucr, SD_CFG1,
897 static int sd_pull_ctl_disable_lqfp48(struct rtsx_ucr *ucr)
899 	rtsx_usb_init_cmd(ucr);
901 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
902 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
903 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
904 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
905 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
906 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
908 	return rtsx_usb_send_cmd(ucr, MODE_C, 100);
911 static int sd_pull_ctl_disable_qfn24(struct rtsx_ucr *ucr)
913 	rtsx_usb_init_cmd(ucr);
915 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
916 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
917 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
918 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
919 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x56);
920 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
922 	return rtsx_usb_send_cmd(ucr, MODE_C, 100);
925 static int sd_pull_ctl_enable_lqfp48(struct rtsx_ucr *ucr)
927 	rtsx_usb_init_cmd(ucr);
929 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xAA);
930 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0xAA);
931 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0xA9);
932 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
933 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
934 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
936 	return rtsx_usb_send_cmd(ucr, MODE_C, 100);
939 static int sd_pull_ctl_enable_qfn24(struct rtsx_ucr *ucr)
941 	rtsx_usb_init_cmd(ucr);
943 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xA5);
944 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x9A);
945 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0xA5);
946 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x9A);
947 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x65);
948 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x5A);
950 	return rtsx_usb_send_cmd(ucr, MODE_C, 100);
955 	struct rtsx_ucr *ucr = host->ucr;
959 	rtsx_usb_init_cmd(ucr);
960 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_SELECT, 0x07, SD_MOD_SEL);
961 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_SHARE_MODE,
963 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_CLK_EN,
965 	err = rtsx_usb_send_cmd(ucr, MODE_C, 100);
969 	if (CHECK_PKG(ucr, LQFP48))
970 		err = sd_pull_ctl_enable_lqfp48(ucr);
972 		err = sd_pull_ctl_enable_qfn24(ucr);
976 	err = rtsx_usb_write_register(ucr, CARD_PWR_CTL,
983 	rtsx_usb_init_cmd(ucr);
984 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PWR_CTL,
986 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_OE,
989 	return rtsx_usb_send_cmd(ucr, MODE_C, 100);
994 	struct rtsx_ucr *ucr = host->ucr;
998 	rtsx_usb_init_cmd(ucr);
1000 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_CLK_EN, SD_CLK_EN, 0);
1001 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_OE, SD_OUTPUT_EN, 0);
1002 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PWR_CTL,
1004 	rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_PWR_CTL,
1007 	err = rtsx_usb_send_cmd(ucr, MODE_C, 100);
1011 	if (CHECK_PKG(ucr, LQFP48))
1012 			return sd_pull_ctl_disable_lqfp48(ucr);
1013 	return sd_pull_ctl_disable_qfn24(ucr);
1044 	struct rtsx_ucr *ucr = host->ucr;
1048 	rtsx_usb_init_cmd(ucr);
1053 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG1,
1056 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_CLK_SOURCE, 0xFF,
1063 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG1,
1066 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_CLK_SOURCE, 0xFF,
1068 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_PUSH_POINT_CTL,
1070 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_SAMPLE_POINT_CTL,
1077 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG1,
1079 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_CLK_SOURCE, 0xFF,
1081 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_PUSH_POINT_CTL,
1083 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_SAMPLE_POINT_CTL,
1088 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
1090 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CARD_CLK_SOURCE, 0xFF,
1092 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD,
1094 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_SAMPLE_POINT_CTL,
1099 	return rtsx_usb_send_cmd(ucr, MODE_C, 100);
1105 	struct rtsx_ucr *ucr = host->ucr;
1108 	mutex_lock(&ucr->dev_mutex);
1136 	rtsx_usb_switch_clock(host->ucr, host->clock, host->ssc_depth,
1139 	mutex_unlock(&ucr->dev_mutex);
1146 	struct rtsx_ucr *ucr = host->ucr;
1158 	mutex_lock(&ucr->dev_mutex);
1160 	err = rtsx_usb_card_exclusive_check(ucr, RTSX_USB_SD_CARD);
1162 		mutex_unlock(&ucr->dev_mutex);
1169 	rtsx_usb_init_cmd(ucr);
1172 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_PAD_CTL,
1174 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, LDO_POWER_CFG,
1177 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_BUS_STAT,
1180 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_PAD_CTL,
1182 		rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, LDO_POWER_CFG,
1186 	err = rtsx_usb_send_cmd(ucr, MODE_C, 100);
1187 	mutex_unlock(&ucr->dev_mutex);
1195 	struct rtsx_ucr *ucr = host->ucr;
1203 	mutex_lock(&ucr->dev_mutex);
1205 	err = rtsx_usb_write_register(ucr, SD_BUS_STAT,
1213 	err = rtsx_usb_read_register(ucr, SD_BUS_STAT, &stat);
1217 	err = rtsx_usb_write_register(ucr, SD_BUS_STAT,
1220 	mutex_unlock(&ucr->dev_mutex);
1235 	struct rtsx_ucr *ucr = host->ucr;
1241 	mutex_lock(&ucr->dev_mutex);
1246 	mutex_unlock(&ucr->dev_mutex);
1279 	struct rtsx_ucr *ucr = host->ucr;
1282 	mutex_lock(&ucr->dev_mutex);
1288 		rtsx_usb_turn_off_led(ucr);
1290 		rtsx_usb_turn_on_led(ucr);
1293 	mutex_unlock(&ucr->dev_mutex);
1328 	struct rtsx_ucr *ucr;
1334 	ucr = usb_get_intfdata(to_usb_interface(pdev->dev.parent));
1335 	if (!ucr)
1345 	host->ucr = ucr;