19 LOG_MODULE_REGISTER(hsmci, CONFIG_SDHC_LOG_LEVEL);
81 	Hsmci *hsmci = config->base;  in sam_hsmci_reset()  local
83 	uint32_t mr = hsmci->HSMCI_MR;  in sam_hsmci_reset()
84 	uint32_t dtor = hsmci->HSMCI_DTOR;  in sam_hsmci_reset()
85 	uint32_t sdcr = hsmci->HSMCI_SDCR;  in sam_hsmci_reset()
86 	uint32_t cstor = hsmci->HSMCI_CSTOR;  in sam_hsmci_reset()
87 	uint32_t cfg = hsmci->HSMCI_CFG;  in sam_hsmci_reset()
89 	hsmci->HSMCI_CR = HSMCI_CR_SWRST;  in sam_hsmci_reset()
90 	hsmci->HSMCI_MR = mr;  in sam_hsmci_reset()
91 	hsmci->HSMCI_DTOR = dtor;  in sam_hsmci_reset()
92 	hsmci->HSMCI_SDCR = sdcr;  in sam_hsmci_reset()
93 	hsmci->HSMCI_CSTOR = cstor;  in sam_hsmci_reset()
94 	hsmci->HSMCI_CFG = cfg;  in sam_hsmci_reset()
96 	hsmci->HSMCI_CR = HSMCI_CR_PWSEN | HSMCI_CR_MCIEN;  in sam_hsmci_reset()
119 	Hsmci *hsmci = config->base;  in sam_hsmci_set_io()  local
153 		hsmci->HSMCI_MR &= ~HSMCI_MR_CLKDIV_Msk;  in sam_hsmci_set_io()
154 		hsmci->HSMCI_MR |=  in sam_hsmci_set_io()
159 		hsmci->HSMCI_SDCR &= ~HSMCI_SDCR_SDCBUS_Msk;  in sam_hsmci_set_io()
163 			hsmci->HSMCI_SDCR = HSMCI_SDCR_SDCBUS_1;  in sam_hsmci_set_io()
166 			hsmci->HSMCI_SDCR = HSMCI_SDCR_SDCBUS_4;  in sam_hsmci_set_io()
178 			hsmci->HSMCI_CFG &= ~HSMCI_CFG_HSMODE;  in sam_hsmci_set_io()
181 			hsmci->HSMCI_CFG |= HSMCI_CFG_HSMODE;  in sam_hsmci_set_io()
218 	Hsmci *hsmci = config->base;  in sam_hsmci_init()  local
221 	hsmci->HSMCI_CR = HSMCI_CR_SWRST;  in sam_hsmci_init()
222 	hsmci->HSMCI_CR = HSMCI_CR_PWSDIS;  in sam_hsmci_init()
223 	hsmci->HSMCI_CR = HSMCI_CR_MCIEN;  in sam_hsmci_init()
225 	hsmci->HSMCI_MR =  in sam_hsmci_init()
227 	hsmci->HSMCI_CR = HSMCI_CR_PWSEN;  in sam_hsmci_init()
229 	hsmci->HSMCI_MR = HSMCI_MR_RDPROOF | HSMCI_MR_WRPROOF;  in sam_hsmci_init()
249 	Hsmci *hsmci = config->base;  in sam_hsmci_card_busy()  local
251 	return (hsmci->HSMCI_SR & HSMCI_SR_NOTBUSY) == 0;  in sam_hsmci_card_busy()
254 static void sam_hsmci_send_clocks(Hsmci *hsmci)  in sam_hsmci_send_clocks()  argument
256 	hsmci->HSMCI_MR &= ~(HSMCI_MR_WRPROOF | HSMCI_MR_RDPROOF | HSMCI_MR_FBYTE);  in sam_hsmci_send_clocks()
257 	hsmci->HSMCI_ARGR = 0;  in sam_hsmci_send_clocks()
258 	hsmci->HSMCI_CMDR =  in sam_hsmci_send_clocks()
260 	while (!(hsmci->HSMCI_SR & HSMCI_SR_CMDRDY)) {  in sam_hsmci_send_clocks()
263 	hsmci->HSMCI_MR |= HSMCI_MR_WRPROOF | HSMCI_MR_RDPROOF;  in sam_hsmci_send_clocks()
266 static int sam_hsmci_send_cmd(Hsmci *hsmci, struct sdhc_command *cmd, uint32_t cmdr,  in sam_hsmci_send_cmd()  argument
271 	hsmci->HSMCI_ARGR = cmd->arg;  in sam_hsmci_send_cmd()
285 	hsmci->HSMCI_CMDR = cmdr;  in sam_hsmci_send_cmd()
287 		sr = hsmci->HSMCI_SR;  in sam_hsmci_send_cmd()
302 			sr = hsmci->HSMCI_SR;  in sam_hsmci_send_cmd()
307 	cmd->response[3] = hsmci->HSMCI_RSPR[0];  in sam_hsmci_send_cmd()
308 	cmd->response[2] = hsmci->HSMCI_RSPR[0];  in sam_hsmci_send_cmd()
309 	cmd->response[1] = hsmci->HSMCI_RSPR[0];  in sam_hsmci_send_cmd()
310 	cmd->response[0] = hsmci->HSMCI_RSPR[0];  in sam_hsmci_send_cmd()
314 static int sam_hsmci_wait_write_end(Hsmci *hsmci)  in sam_hsmci_wait_write_end()  argument
321 		sr = hsmci->HSMCI_SR;  in sam_hsmci_wait_write_end()
330 		sr = hsmci->HSMCI_SR;  in sam_hsmci_wait_write_end()
337 	if (!(hsmci->HSMCI_SR & HSMCI_SR_FIFOEMPTY)) {  in sam_hsmci_wait_write_end()
343 static int sam_hsmci_wait_read_end(Hsmci *hsmci)  in sam_hsmci_wait_read_end()  argument
349 		sr = hsmci->HSMCI_SR;  in sam_hsmci_wait_read_end()
359 		sr = hsmci->HSMCI_SR;  in sam_hsmci_wait_read_end()
367 static int sam_hsmci_write_timeout(Hsmci *hsmci, int timeout_ms)  in sam_hsmci_write_timeout()  argument
377 			hsmci->HSMCI_DTOR = ((i << HSMCI_DTOR_DTOMUL_Pos) & HSMCI_DTOR_DTOMUL_Msk) |  in sam_hsmci_write_timeout()
386 	hsmci->HSMCI_DTOR = HSMCI_DTOR_DTOMUL_Msk | HSMCI_DTOR_DTOCYC_Msk;  in sam_hsmci_write_timeout()
390 static inline int wait_write_transfer_done(Hsmci *hsmci)  in wait_write_transfer_done()  argument
395 		sr = hsmci->HSMCI_SR;  in wait_write_transfer_done()
403 static inline int wait_read_transfer_done(Hsmci *hsmci)  in wait_read_transfer_done()  argument
418 static int hsmci_do_manual_transfer(Hsmci *hsmci, bool byte_mode, bool is_write, void *data,  in hsmci_do_manual_transfer()  argument
428 				ret = wait_write_transfer_done(hsmci);  in hsmci_do_manual_transfer()
432 				hsmci->HSMCI_TDR = *ptr;  in hsmci_do_manual_transfer()
439 				ret = wait_write_transfer_done(hsmci);  in hsmci_do_manual_transfer()
443 				hsmci->HSMCI_TDR = *ptr;  in hsmci_do_manual_transfer()
447 		ret = sam_hsmci_wait_write_end(hsmci);  in hsmci_do_manual_transfer()
453 				ret = wait_read_transfer_done(hsmci);  in hsmci_do_manual_transfer()
457 				*ptr = hsmci->HSMCI_RDR;  in hsmci_do_manual_transfer()
464 				ret = wait_read_transfer_done(hsmci);  in hsmci_do_manual_transfer()
468 				*ptr = hsmci->HSMCI_RDR;  in hsmci_do_manual_transfer()
472 		ret = sam_hsmci_wait_read_end(hsmci);  in hsmci_do_manual_transfer()
484 	Hsmci *hsmci = config->base;  in sam_hsmci_request_inner()  local
497 		sam_hsmci_send_clocks(hsmci);  in sam_hsmci_request_inner()
503 		ret = sam_hsmci_write_timeout(hsmci, cmd->timeout_ms);  in sam_hsmci_request_inner()
540 			hsmci->HSMCI_MR &= ~HSMCI_MR_FBYTE;  in sam_hsmci_request_inner()
544 			hsmci->HSMCI_MR |= HSMCI_MR_FBYTE;  in sam_hsmci_request_inner()
548 		hsmci->HSMCI_BLKR =  in sam_hsmci_request_inner()
554 		hsmci->HSMCI_MR |= HSMCI_MR_PDCMODE;  in sam_hsmci_request_inner()
556 		hsmci->HSMCI_RNCR = 0;  in sam_hsmci_request_inner()
559 			hsmci->HSMCI_TCR = transfer_count;  in sam_hsmci_request_inner()
560 			hsmci->HSMCI_TPR = (uint32_t)sd_data->data;  in sam_hsmci_request_inner()
562 			hsmci->HSMCI_RCR = transfer_count;  in sam_hsmci_request_inner()
563 			hsmci->HSMCI_RPR = (uint32_t)sd_data->data;  in sam_hsmci_request_inner()
564 			hsmci->HSMCI_PTCR = HSMCI_PTCR_RXTEN;  in sam_hsmci_request_inner()
568 		hsmci->HSMCI_MR &= ~HSMCI_MR_PDCMODE;  in sam_hsmci_request_inner()
572 	ret = sam_hsmci_send_cmd(hsmci, cmd, cmdr, data);  in sam_hsmci_request_inner()
578 				hsmci->HSMCI_PTCR = HSMCI_PTCR_TXTEN;  in sam_hsmci_request_inner()
579 				ret = sam_hsmci_wait_write_end(hsmci);  in sam_hsmci_request_inner()
581 				ret = sam_hsmci_wait_read_end(hsmci);  in sam_hsmci_request_inner()
584 		hsmci->HSMCI_PTCR = HSMCI_PTCR_TXTDIS | HSMCI_PTCR_RXTDIS;  in sam_hsmci_request_inner()
585 		hsmci->HSMCI_MR &= ~HSMCI_MR_PDCMODE;  in sam_hsmci_request_inner()
588 			ret = hsmci_do_manual_transfer(hsmci, byte_mode, is_write, sd_data->data,  in sam_hsmci_request_inner()
594 	sr = hsmci->HSMCI_SR;  in sam_hsmci_request_inner()
606 	Hsmci *hsmci = config->base;  in sam_hsmci_abort()  local
608 	hsmci->HSMCI_PTCR = HSMCI_PTCR_RXTDIS | HSMCI_PTCR_TXTDIS;  in sam_hsmci_abort()
631 	Hsmci *hsmci = config->base;  in sam_hsmci_request()  local
633 	hsmci->HSMCI_CR = HSMCI_CR_PWSDIS;  in sam_hsmci_request()
655 	hsmci->HSMCI_CR = HSMCI_CR_PWSEN;  in sam_hsmci_request()