diff options
Diffstat (limited to 'firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c')
-rw-r--r-- | firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c b/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c index 116d9849cc..0eb175c03f 100644 --- a/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c +++ b/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c @@ -172,7 +172,7 @@ struct sd_response_r1 }; struct sd_response_r3 -{ +{ unsigned int ocr; }; @@ -335,10 +335,10 @@ static int jz_sd_check_status(struct sd_request *request) { DEBUG("SD CRC error, MSC_STAT 0x%x", status); return SD_ERROR_CRC; - + } - - + + /* Checking for FIFO empty */ /*if(status & MSC_STAT_DATA_FIFO_EMPTY && request->rtype != RESPONSE_NONE) { @@ -623,8 +623,6 @@ static void jz_sd_set_clock(unsigned int rate) { int clkrt; - jz_sd_stop_clock(); - /* select clock source from CPM */ cpm_select_msc_clk(rate); @@ -676,9 +674,6 @@ static int jz_sd_exec_cmd(struct sd_request *request) } } - /* stop clock */ - jz_sd_stop_clock(); - /* mask all interrupts */ //REG_MSC_IMASK = 0xffff; /* clear status */ @@ -851,8 +846,8 @@ static int jz_sd_exec_cmd(struct sd_request *request) { if (request->cmd == SD_SEND_SCR) { - /* SD card returns SCR register as data. - SD core expect it in the response buffer, + /* SD card returns SCR register as data. + SD core expect it in the response buffer, after normal response. */ request->buffer = (unsigned char *) ((unsigned int) request->response + 5); @@ -889,6 +884,7 @@ static int jz_sd_exec_cmd(struct sd_request *request) } /* Command completed */ + jz_sd_stop_clock(); /* Stop SD clock since we're done */ return SD_NO_ERROR; /* return successfully */ } @@ -1026,7 +1022,7 @@ static int sd_init_card_state(struct sd_request *request) retval = sd_unpack_r1(request, &r1); if (retval & (limit_41 < 100)) { - DEBUG("sd_init_card_state: unable to SD_APP_CMD error=%d", + DEBUG("sd_init_card_state: unable to SD_APP_CMD error=%d", retval); limit_41++; sd_simple_cmd(request, SD_APP_OP_COND, ocr, RESPONSE_R3); @@ -1064,7 +1060,7 @@ static int sd_init_card_state(struct sd_request *request) case SD_ALL_SEND_CID: for(i=0; i<4; i++) - card.cid[i] = ((request->response[1+i*4]<<24) | (request->response[2+i*4]<<16) | + card.cid[i] = ((request->response[1+i*4]<<24) | (request->response[2+i*4]<<16) | (request->response[3+i*4]<< 8) | request->response[4+i*4]); logf("CID: %08lx%08lx%08lx%08lx", card.cid[0], card.cid[1], card.cid[2], card.cid[3]); @@ -1072,11 +1068,11 @@ static int sd_init_card_state(struct sd_request *request) break; case SD_SEND_RELATIVE_ADDR: retval = sd_unpack_r6(request, &r1, &card.rca); - card.rca = card.rca << 16; + card.rca = card.rca << 16; DEBUG("sd_init_card_state: Get RCA from SD: 0x%04lx Status: %x", card.rca, r1.status); if (retval) { - DEBUG("sd_init_card_state: unable to SET_RELATIVE_ADDR error=%d", + DEBUG("sd_init_card_state: unable to SET_RELATIVE_ADDR error=%d", retval); return SD_INIT_FAILED; } @@ -1086,7 +1082,7 @@ static int sd_init_card_state(struct sd_request *request) case SD_SEND_CSD: for(i=0; i<4; i++) - card.csd[i] = ((request->response[1+i*4]<<24) | (request->response[2+i*4]<<16) | + card.csd[i] = ((request->response[1+i*4]<<24) | (request->response[2+i*4]<<16) | (request->response[3+i*4]<< 8) | request->response[4+i*4]); sd_parse_csd(&card); @@ -1132,7 +1128,7 @@ static int sd_read_switch(struct sd_request *request) if (((unsigned char *)status)[13] & 0x02) return 0; - else + else return 1; } |