Lines Matching refs:host
217 static void mmc_davinci_sg_to_buf(struct mmc_davinci_host *host) in mmc_davinci_sg_to_buf() argument
219 host->buffer_bytes_left = sg_dma_len(host->sg); in mmc_davinci_sg_to_buf()
220 host->buffer = sg_virt(host->sg); in mmc_davinci_sg_to_buf()
221 if (host->buffer_bytes_left > host->bytes_left) in mmc_davinci_sg_to_buf()
222 host->buffer_bytes_left = host->bytes_left; in mmc_davinci_sg_to_buf()
225 static void davinci_fifo_data_trans(struct mmc_davinci_host *host, in davinci_fifo_data_trans() argument
231 if (host->buffer_bytes_left == 0) { in davinci_fifo_data_trans()
232 host->sg = sg_next(host->data->sg); in davinci_fifo_data_trans()
233 mmc_davinci_sg_to_buf(host); in davinci_fifo_data_trans()
236 p = host->buffer; in davinci_fifo_data_trans()
237 if (n > host->buffer_bytes_left) in davinci_fifo_data_trans()
238 n = host->buffer_bytes_left; in davinci_fifo_data_trans()
239 host->buffer_bytes_left -= n; in davinci_fifo_data_trans()
240 host->bytes_left -= n; in davinci_fifo_data_trans()
246 if (host->data_dir == DAVINCI_MMC_DATADIR_WRITE) { in davinci_fifo_data_trans()
248 writel(*((u32 *)p), host->base + DAVINCI_MMCDXR); in davinci_fifo_data_trans()
252 iowrite8_rep(host->base + DAVINCI_MMCDXR, p, (n & 3)); in davinci_fifo_data_trans()
257 *((u32 *)p) = readl(host->base + DAVINCI_MMCDRR); in davinci_fifo_data_trans()
261 ioread8_rep(host->base + DAVINCI_MMCDRR, p, (n & 3)); in davinci_fifo_data_trans()
265 host->buffer = p; in davinci_fifo_data_trans()
268 static void mmc_davinci_start_command(struct mmc_davinci_host *host, in mmc_davinci_start_command() argument
274 dev_dbg(mmc_dev(host->mmc), "CMD%d, arg 0x%08x%s\n", in mmc_davinci_start_command()
294 host->cmd = cmd; in mmc_davinci_start_command()
315 dev_dbg(mmc_dev(host->mmc), "unknown resp_type %04x\n", in mmc_davinci_start_command()
324 if (host->do_dma) in mmc_davinci_start_command()
327 if (host->version == MMC_CTLR_VERSION_2 && host->data != NULL && in mmc_davinci_start_command()
328 host->data_dir == DAVINCI_MMC_DATADIR_READ) in mmc_davinci_start_command()
336 if (host->data_dir == DAVINCI_MMC_DATADIR_WRITE) in mmc_davinci_start_command()
339 if (host->bus_mode == MMC_BUSMODE_PUSHPULL) in mmc_davinci_start_command()
343 writel(0x1FFF, host->base + DAVINCI_MMCTOR); in mmc_davinci_start_command()
347 if (host->data_dir == DAVINCI_MMC_DATADIR_WRITE) { in mmc_davinci_start_command()
350 if (!host->do_dma) in mmc_davinci_start_command()
352 } else if (host->data_dir == DAVINCI_MMC_DATADIR_READ) { in mmc_davinci_start_command()
355 if (!host->do_dma) in mmc_davinci_start_command()
363 if (!host->do_dma && (host->data_dir == DAVINCI_MMC_DATADIR_WRITE)) in mmc_davinci_start_command()
364 davinci_fifo_data_trans(host, rw_threshold); in mmc_davinci_start_command()
366 writel(cmd->arg, host->base + DAVINCI_MMCARGHL); in mmc_davinci_start_command()
367 writel(cmd_reg, host->base + DAVINCI_MMCCMD); in mmc_davinci_start_command()
369 host->active_request = true; in mmc_davinci_start_command()
371 if (!host->do_dma && host->bytes_left <= poll_threshold) { in mmc_davinci_start_command()
374 while (host->active_request && count--) { in mmc_davinci_start_command()
375 mmc_davinci_irq(0, host); in mmc_davinci_start_command()
380 if (host->active_request) in mmc_davinci_start_command()
381 writel(im_val, host->base + DAVINCI_MMCIM); in mmc_davinci_start_command()
388 static void davinci_abort_dma(struct mmc_davinci_host *host) in davinci_abort_dma() argument
392 if (host->data_dir == DAVINCI_MMC_DATADIR_READ) in davinci_abort_dma()
393 sync_dev = host->dma_rx; in davinci_abort_dma()
395 sync_dev = host->dma_tx; in davinci_abort_dma()
400 static int mmc_davinci_send_dma_request(struct mmc_davinci_host *host, in mmc_davinci_send_dma_request() argument
407 if (host->data_dir == DAVINCI_MMC_DATADIR_WRITE) { in mmc_davinci_send_dma_request()
410 .dst_addr = host->mem_res->start + DAVINCI_MMCDXR, in mmc_davinci_send_dma_request()
415 chan = host->dma_tx; in mmc_davinci_send_dma_request()
416 dmaengine_slave_config(host->dma_tx, &dma_tx_conf); in mmc_davinci_send_dma_request()
418 desc = dmaengine_prep_slave_sg(host->dma_tx, in mmc_davinci_send_dma_request()
420 host->sg_len, in mmc_davinci_send_dma_request()
424 dev_dbg(mmc_dev(host->mmc), in mmc_davinci_send_dma_request()
432 .src_addr = host->mem_res->start + DAVINCI_MMCDRR, in mmc_davinci_send_dma_request()
437 chan = host->dma_rx; in mmc_davinci_send_dma_request()
438 dmaengine_slave_config(host->dma_rx, &dma_rx_conf); in mmc_davinci_send_dma_request()
440 desc = dmaengine_prep_slave_sg(host->dma_rx, in mmc_davinci_send_dma_request()
442 host->sg_len, in mmc_davinci_send_dma_request()
446 dev_dbg(mmc_dev(host->mmc), in mmc_davinci_send_dma_request()
460 static int mmc_davinci_start_dma_transfer(struct mmc_davinci_host *host, in mmc_davinci_start_dma_transfer() argument
467 host->sg_len = dma_map_sg(mmc_dev(host->mmc), data->sg, data->sg_len, in mmc_davinci_start_dma_transfer()
471 for (i = 0; i < host->sg_len; i++) { in mmc_davinci_start_dma_transfer()
473 dma_unmap_sg(mmc_dev(host->mmc), in mmc_davinci_start_dma_transfer()
480 host->do_dma = 1; in mmc_davinci_start_dma_transfer()
481 ret = mmc_davinci_send_dma_request(host, data); in mmc_davinci_start_dma_transfer()
486 static void davinci_release_dma_channels(struct mmc_davinci_host *host) in davinci_release_dma_channels() argument
488 if (!host->use_dma) in davinci_release_dma_channels()
491 dma_release_channel(host->dma_tx); in davinci_release_dma_channels()
492 dma_release_channel(host->dma_rx); in davinci_release_dma_channels()
495 static int davinci_acquire_dma_channels(struct mmc_davinci_host *host) in davinci_acquire_dma_channels() argument
497 host->dma_tx = dma_request_chan(mmc_dev(host->mmc), "tx"); in davinci_acquire_dma_channels()
498 if (IS_ERR(host->dma_tx)) { in davinci_acquire_dma_channels()
499 dev_err(mmc_dev(host->mmc), "Can't get dma_tx channel\n"); in davinci_acquire_dma_channels()
500 return PTR_ERR(host->dma_tx); in davinci_acquire_dma_channels()
503 host->dma_rx = dma_request_chan(mmc_dev(host->mmc), "rx"); in davinci_acquire_dma_channels()
504 if (IS_ERR(host->dma_rx)) { in davinci_acquire_dma_channels()
505 dev_err(mmc_dev(host->mmc), "Can't get dma_rx channel\n"); in davinci_acquire_dma_channels()
506 dma_release_channel(host->dma_tx); in davinci_acquire_dma_channels()
507 return PTR_ERR(host->dma_rx); in davinci_acquire_dma_channels()
516 mmc_davinci_prepare_data(struct mmc_davinci_host *host, struct mmc_request *req) in mmc_davinci_prepare_data() argument
522 if (host->version == MMC_CTLR_VERSION_2) in mmc_davinci_prepare_data()
525 host->data = data; in mmc_davinci_prepare_data()
527 host->data_dir = DAVINCI_MMC_DATADIR_NONE; in mmc_davinci_prepare_data()
528 writel(0, host->base + DAVINCI_MMCBLEN); in mmc_davinci_prepare_data()
529 writel(0, host->base + DAVINCI_MMCNBLK); in mmc_davinci_prepare_data()
533 dev_dbg(mmc_dev(host->mmc), "%s, %d blocks of %d bytes\n", in mmc_davinci_prepare_data()
536 dev_dbg(mmc_dev(host->mmc), " DTO %d cycles + %d ns\n", in mmc_davinci_prepare_data()
539 (data->timeout_ns / host->ns_in_one_cycle); in mmc_davinci_prepare_data()
543 writel(timeout, host->base + DAVINCI_MMCTOD); in mmc_davinci_prepare_data()
544 writel(data->blocks, host->base + DAVINCI_MMCNBLK); in mmc_davinci_prepare_data()
545 writel(data->blksz, host->base + DAVINCI_MMCBLEN); in mmc_davinci_prepare_data()
549 host->data_dir = DAVINCI_MMC_DATADIR_WRITE; in mmc_davinci_prepare_data()
551 host->base + DAVINCI_MMCFIFOCTL); in mmc_davinci_prepare_data()
553 host->base + DAVINCI_MMCFIFOCTL); in mmc_davinci_prepare_data()
555 host->data_dir = DAVINCI_MMC_DATADIR_READ; in mmc_davinci_prepare_data()
557 host->base + DAVINCI_MMCFIFOCTL); in mmc_davinci_prepare_data()
559 host->base + DAVINCI_MMCFIFOCTL); in mmc_davinci_prepare_data()
562 host->buffer = NULL; in mmc_davinci_prepare_data()
563 host->bytes_left = data->blocks * data->blksz; in mmc_davinci_prepare_data()
573 if (host->use_dma && (host->bytes_left & (rw_threshold - 1)) == 0 in mmc_davinci_prepare_data()
574 && mmc_davinci_start_dma_transfer(host, data) == 0) { in mmc_davinci_prepare_data()
576 host->bytes_left = 0; in mmc_davinci_prepare_data()
579 host->sg_len = data->sg_len; in mmc_davinci_prepare_data()
580 host->sg = host->data->sg; in mmc_davinci_prepare_data()
581 mmc_davinci_sg_to_buf(host); in mmc_davinci_prepare_data()
587 struct mmc_davinci_host *host = mmc_priv(mmc); in mmc_davinci_request() local
595 mmcst1 = readl(host->base + DAVINCI_MMCST1); in mmc_davinci_request()
601 dev_err(mmc_dev(host->mmc), "still BUSY? bad ... \n"); in mmc_davinci_request()
607 host->do_dma = 0; in mmc_davinci_request()
608 mmc_davinci_prepare_data(host, req); in mmc_davinci_request()
609 mmc_davinci_start_command(host, req->cmd); in mmc_davinci_request()
612 static unsigned int calculate_freq_for_card(struct mmc_davinci_host *host, in calculate_freq_for_card() argument
617 mmc_pclk = host->mmc_input_clk; in calculate_freq_for_card()
631 host->ns_in_one_cycle = (1000000) / (((mmc_pclk in calculate_freq_for_card()
634 host->ns_in_one_cycle = (1000000) / (((mmc_pclk in calculate_freq_for_card()
644 struct mmc_davinci_host *host = mmc_priv(mmc); in calculate_clk_divider() local
658 temp = readl(host->base + DAVINCI_MMCCLK) & ~MMCCLK_CLKRT_MASK; in calculate_clk_divider()
660 writel(temp, host->base + DAVINCI_MMCCLK); in calculate_clk_divider()
663 host->ns_in_one_cycle = (1000000) / (MMCSD_INIT_CLOCK/1000); in calculate_clk_divider()
666 mmc_push_pull_freq = calculate_freq_for_card(host, ios->clock); in calculate_clk_divider()
671 temp = readl(host->base + DAVINCI_MMCCLK) & ~MMCCLK_CLKEN; in calculate_clk_divider()
672 writel(temp, host->base + DAVINCI_MMCCLK); in calculate_clk_divider()
676 temp = readl(host->base + DAVINCI_MMCCLK) & ~MMCCLK_CLKRT_MASK; in calculate_clk_divider()
678 writel(temp, host->base + DAVINCI_MMCCLK); in calculate_clk_divider()
680 writel(temp | MMCCLK_CLKEN, host->base + DAVINCI_MMCCLK); in calculate_clk_divider()
688 struct mmc_davinci_host *host = mmc_priv(mmc); in mmc_davinci_set_ios() local
692 dev_dbg(mmc_dev(host->mmc), in mmc_davinci_set_ios()
710 dev_dbg(mmc_dev(host->mmc), "Enabling 8 bit mode\n"); in mmc_davinci_set_ios()
711 writel((readl(host->base + DAVINCI_MMCCTL) & in mmc_davinci_set_ios()
713 host->base + DAVINCI_MMCCTL); in mmc_davinci_set_ios()
716 dev_dbg(mmc_dev(host->mmc), "Enabling 4 bit mode\n"); in mmc_davinci_set_ios()
717 if (host->version == MMC_CTLR_VERSION_2) in mmc_davinci_set_ios()
718 writel((readl(host->base + DAVINCI_MMCCTL) & in mmc_davinci_set_ios()
720 host->base + DAVINCI_MMCCTL); in mmc_davinci_set_ios()
722 writel(readl(host->base + DAVINCI_MMCCTL) | in mmc_davinci_set_ios()
724 host->base + DAVINCI_MMCCTL); in mmc_davinci_set_ios()
727 dev_dbg(mmc_dev(host->mmc), "Enabling 1 bit mode\n"); in mmc_davinci_set_ios()
728 if (host->version == MMC_CTLR_VERSION_2) in mmc_davinci_set_ios()
729 writel(readl(host->base + DAVINCI_MMCCTL) & in mmc_davinci_set_ios()
731 host->base + DAVINCI_MMCCTL); in mmc_davinci_set_ios()
733 writel(readl(host->base + DAVINCI_MMCCTL) & in mmc_davinci_set_ios()
735 host->base + DAVINCI_MMCCTL); in mmc_davinci_set_ios()
741 host->bus_mode = ios->bus_mode; in mmc_davinci_set_ios()
747 writel(0, host->base + DAVINCI_MMCARGHL); in mmc_davinci_set_ios()
748 writel(MMCCMD_INITCK, host->base + DAVINCI_MMCCMD); in mmc_davinci_set_ios()
750 u32 tmp = readl(host->base + DAVINCI_MMCST0); in mmc_davinci_set_ios()
759 dev_warn(mmc_dev(host->mmc), "powerup timeout\n"); in mmc_davinci_set_ios()
766 mmc_davinci_xfer_done(struct mmc_davinci_host *host, struct mmc_data *data) in mmc_davinci_xfer_done() argument
768 host->data = NULL; in mmc_davinci_xfer_done()
770 if (host->mmc->caps & MMC_CAP_SDIO_IRQ) { in mmc_davinci_xfer_done()
776 if (host->sdio_int && !(readl(host->base + DAVINCI_SDIOST0) & in mmc_davinci_xfer_done()
778 writel(SDIOIST_IOINT, host->base + DAVINCI_SDIOIST); in mmc_davinci_xfer_done()
779 mmc_signal_sdio_irq(host->mmc); in mmc_davinci_xfer_done()
783 if (host->do_dma) { in mmc_davinci_xfer_done()
784 davinci_abort_dma(host); in mmc_davinci_xfer_done()
786 dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len, in mmc_davinci_xfer_done()
788 host->do_dma = false; in mmc_davinci_xfer_done()
790 host->data_dir = DAVINCI_MMC_DATADIR_NONE; in mmc_davinci_xfer_done()
792 if (!data->stop || (host->cmd && host->cmd->error)) { in mmc_davinci_xfer_done()
793 mmc_request_done(host->mmc, data->mrq); in mmc_davinci_xfer_done()
794 writel(0, host->base + DAVINCI_MMCIM); in mmc_davinci_xfer_done()
795 host->active_request = false; in mmc_davinci_xfer_done()
797 mmc_davinci_start_command(host, data->stop); in mmc_davinci_xfer_done()
800 static void mmc_davinci_cmd_done(struct mmc_davinci_host *host, in mmc_davinci_cmd_done() argument
803 host->cmd = NULL; in mmc_davinci_cmd_done()
808 cmd->resp[3] = readl(host->base + DAVINCI_MMCRSP01); in mmc_davinci_cmd_done()
809 cmd->resp[2] = readl(host->base + DAVINCI_MMCRSP23); in mmc_davinci_cmd_done()
810 cmd->resp[1] = readl(host->base + DAVINCI_MMCRSP45); in mmc_davinci_cmd_done()
811 cmd->resp[0] = readl(host->base + DAVINCI_MMCRSP67); in mmc_davinci_cmd_done()
814 cmd->resp[0] = readl(host->base + DAVINCI_MMCRSP67); in mmc_davinci_cmd_done()
818 if (host->data == NULL || cmd->error) { in mmc_davinci_cmd_done()
821 mmc_request_done(host->mmc, cmd->mrq); in mmc_davinci_cmd_done()
822 writel(0, host->base + DAVINCI_MMCIM); in mmc_davinci_cmd_done()
823 host->active_request = false; in mmc_davinci_cmd_done()
827 static inline void mmc_davinci_reset_ctrl(struct mmc_davinci_host *host, in mmc_davinci_reset_ctrl() argument
832 temp = readl(host->base + DAVINCI_MMCCTL); in mmc_davinci_reset_ctrl()
838 writel(temp, host->base + DAVINCI_MMCCTL); in mmc_davinci_reset_ctrl()
843 davinci_abort_data(struct mmc_davinci_host *host, struct mmc_data *data) in davinci_abort_data() argument
845 mmc_davinci_reset_ctrl(host, 1); in davinci_abort_data()
846 mmc_davinci_reset_ctrl(host, 0); in davinci_abort_data()
851 struct mmc_davinci_host *host = dev_id; in mmc_davinci_sdio_irq() local
854 status = readl(host->base + DAVINCI_SDIOIST); in mmc_davinci_sdio_irq()
856 dev_dbg(mmc_dev(host->mmc), in mmc_davinci_sdio_irq()
858 writel(status | SDIOIST_IOINT, host->base + DAVINCI_SDIOIST); in mmc_davinci_sdio_irq()
859 mmc_signal_sdio_irq(host->mmc); in mmc_davinci_sdio_irq()
866 struct mmc_davinci_host *host = (struct mmc_davinci_host *)dev_id; in mmc_davinci_irq() local
870 struct mmc_data *data = host->data; in mmc_davinci_irq()
872 if (host->cmd == NULL && host->data == NULL) { in mmc_davinci_irq()
873 status = readl(host->base + DAVINCI_MMCST0); in mmc_davinci_irq()
874 dev_dbg(mmc_dev(host->mmc), in mmc_davinci_irq()
877 writel(0, host->base + DAVINCI_MMCIM); in mmc_davinci_irq()
881 status = readl(host->base + DAVINCI_MMCST0); in mmc_davinci_irq()
891 if (host->bytes_left && (status & (MMCST0_DXRDY | MMCST0_DRRDY))) { in mmc_davinci_irq()
901 im_val = readl(host->base + DAVINCI_MMCIM); in mmc_davinci_irq()
902 writel(0, host->base + DAVINCI_MMCIM); in mmc_davinci_irq()
905 davinci_fifo_data_trans(host, rw_threshold); in mmc_davinci_irq()
906 status = readl(host->base + DAVINCI_MMCST0); in mmc_davinci_irq()
908 } while (host->bytes_left && in mmc_davinci_irq()
917 writel(im_val, host->base + DAVINCI_MMCIM); in mmc_davinci_irq()
923 if ((host->do_dma == 0) && (host->bytes_left > 0)) { in mmc_davinci_irq()
927 davinci_fifo_data_trans(host, host->bytes_left); in mmc_davinci_irq()
932 dev_err(mmc_dev(host->mmc), in mmc_davinci_irq()
942 dev_dbg(mmc_dev(host->mmc), in mmc_davinci_irq()
946 davinci_abort_data(host, data); in mmc_davinci_irq()
961 u32 temp = readb(host->base + DAVINCI_MMCDRSP); in mmc_davinci_irq()
966 dev_dbg(mmc_dev(host->mmc), "data %s %s error\n", in mmc_davinci_irq()
970 davinci_abort_data(host, data); in mmc_davinci_irq()
975 if (host->cmd) { in mmc_davinci_irq()
976 dev_dbg(mmc_dev(host->mmc), in mmc_davinci_irq()
978 host->cmd->opcode, qstatus); in mmc_davinci_irq()
979 host->cmd->error = -ETIMEDOUT; in mmc_davinci_irq()
982 davinci_abort_data(host, data); in mmc_davinci_irq()
990 dev_dbg(mmc_dev(host->mmc), "Command CRC error\n"); in mmc_davinci_irq()
991 if (host->cmd) { in mmc_davinci_irq()
992 host->cmd->error = -EILSEQ; in mmc_davinci_irq()
999 end_command = host->cmd ? 1 : 0; in mmc_davinci_irq()
1003 mmc_davinci_cmd_done(host, host->cmd); in mmc_davinci_irq()
1005 mmc_davinci_xfer_done(host, data); in mmc_davinci_irq()
1033 struct mmc_davinci_host *host = mmc_priv(mmc); in mmc_davinci_enable_sdio_irq() local
1036 if (!(readl(host->base + DAVINCI_SDIOST0) & SDIOST0_DAT1_HI)) { in mmc_davinci_enable_sdio_irq()
1037 writel(SDIOIST_IOINT, host->base + DAVINCI_SDIOIST); in mmc_davinci_enable_sdio_irq()
1038 mmc_signal_sdio_irq(host->mmc); in mmc_davinci_enable_sdio_irq()
1040 host->sdio_int = true; in mmc_davinci_enable_sdio_irq()
1041 writel(readl(host->base + DAVINCI_SDIOIEN) | in mmc_davinci_enable_sdio_irq()
1042 SDIOIEN_IOINTEN, host->base + DAVINCI_SDIOIEN); in mmc_davinci_enable_sdio_irq()
1045 host->sdio_int = false; in mmc_davinci_enable_sdio_irq()
1046 writel(readl(host->base + DAVINCI_SDIOIEN) & ~SDIOIEN_IOINTEN, in mmc_davinci_enable_sdio_irq()
1047 host->base + DAVINCI_SDIOIEN); in mmc_davinci_enable_sdio_irq()
1065 struct mmc_davinci_host *host; in mmc_davinci_cpufreq_transition() local
1070 host = container_of(nb, struct mmc_davinci_host, freq_transition); in mmc_davinci_cpufreq_transition()
1071 mmc = host->mmc; in mmc_davinci_cpufreq_transition()
1072 mmc_pclk = clk_get_rate(host->clk); in mmc_davinci_cpufreq_transition()
1076 host->mmc_input_clk = mmc_pclk; in mmc_davinci_cpufreq_transition()
1084 static inline int mmc_davinci_cpufreq_register(struct mmc_davinci_host *host) in mmc_davinci_cpufreq_register() argument
1086 host->freq_transition.notifier_call = mmc_davinci_cpufreq_transition; in mmc_davinci_cpufreq_register()
1088 return cpufreq_register_notifier(&host->freq_transition, in mmc_davinci_cpufreq_register()
1092 static inline void mmc_davinci_cpufreq_deregister(struct mmc_davinci_host *host) in mmc_davinci_cpufreq_deregister() argument
1094 cpufreq_unregister_notifier(&host->freq_transition, in mmc_davinci_cpufreq_deregister()
1098 static inline int mmc_davinci_cpufreq_register(struct mmc_davinci_host *host) in mmc_davinci_cpufreq_register() argument
1103 static inline void mmc_davinci_cpufreq_deregister(struct mmc_davinci_host *host) in mmc_davinci_cpufreq_deregister() argument
1107 static void init_mmcsd_host(struct mmc_davinci_host *host) in init_mmcsd_host() argument
1110 mmc_davinci_reset_ctrl(host, 1); in init_mmcsd_host()
1112 writel(0, host->base + DAVINCI_MMCCLK); in init_mmcsd_host()
1113 writel(MMCCLK_CLKEN, host->base + DAVINCI_MMCCLK); in init_mmcsd_host()
1115 writel(0x1FFF, host->base + DAVINCI_MMCTOR); in init_mmcsd_host()
1116 writel(0xFFFF, host->base + DAVINCI_MMCTOD); in init_mmcsd_host()
1118 mmc_davinci_reset_ctrl(host, 0); in init_mmcsd_host()
1150 struct mmc_davinci_host *host; in mmc_davinci_parse_pdata() local
1156 host = mmc_priv(mmc); in mmc_davinci_parse_pdata()
1157 if (!host) in mmc_davinci_parse_pdata()
1161 host->nr_sg = pdata->nr_sg - 1; in mmc_davinci_parse_pdata()
1193 struct mmc_davinci_host *host = NULL; in davinci_mmcsd_probe() local
1217 host = mmc_priv(mmc); in davinci_mmcsd_probe()
1218 host->mmc = mmc; /* Important */ in davinci_mmcsd_probe()
1220 host->mem_res = mem; in davinci_mmcsd_probe()
1221 host->base = devm_ioremap(&pdev->dev, mem->start, mem_size); in davinci_mmcsd_probe()
1222 if (!host->base) { in davinci_mmcsd_probe()
1227 host->clk = devm_clk_get(&pdev->dev, NULL); in davinci_mmcsd_probe()
1228 if (IS_ERR(host->clk)) { in davinci_mmcsd_probe()
1229 ret = PTR_ERR(host->clk); in davinci_mmcsd_probe()
1232 ret = clk_prepare_enable(host->clk); in davinci_mmcsd_probe()
1236 host->mmc_input_clk = clk_get_rate(host->clk); in davinci_mmcsd_probe()
1255 if (host->nr_sg > MAX_NR_SG || !host->nr_sg) in davinci_mmcsd_probe()
1256 host->nr_sg = MAX_NR_SG; in davinci_mmcsd_probe()
1258 init_mmcsd_host(host); in davinci_mmcsd_probe()
1260 host->use_dma = use_dma; in davinci_mmcsd_probe()
1261 host->mmc_irq = irq; in davinci_mmcsd_probe()
1262 host->sdio_irq = platform_get_irq(pdev, 1); in davinci_mmcsd_probe()
1264 if (host->use_dma) { in davinci_mmcsd_probe()
1265 ret = davinci_acquire_dma_channels(host); in davinci_mmcsd_probe()
1269 host->use_dma = 0; in davinci_mmcsd_probe()
1276 host->version = id_entry->driver_data; in davinci_mmcsd_probe()
1295 dev_dbg(mmc_dev(host->mmc), "max_segs=%d\n", mmc->max_segs); in davinci_mmcsd_probe()
1296 dev_dbg(mmc_dev(host->mmc), "max_blk_size=%d\n", mmc->max_blk_size); in davinci_mmcsd_probe()
1297 dev_dbg(mmc_dev(host->mmc), "max_req_size=%d\n", mmc->max_req_size); in davinci_mmcsd_probe()
1298 dev_dbg(mmc_dev(host->mmc), "max_seg_size=%d\n", mmc->max_seg_size); in davinci_mmcsd_probe()
1300 platform_set_drvdata(pdev, host); in davinci_mmcsd_probe()
1302 ret = mmc_davinci_cpufreq_register(host); in davinci_mmcsd_probe()
1313 mmc_hostname(mmc), host); in davinci_mmcsd_probe()
1317 if (host->sdio_irq >= 0) { in davinci_mmcsd_probe()
1318 ret = devm_request_irq(&pdev->dev, host->sdio_irq, in davinci_mmcsd_probe()
1320 mmc_hostname(mmc), host); in davinci_mmcsd_probe()
1327 dev_info(mmc_dev(host->mmc), "Using %s, %d-bit mode\n", in davinci_mmcsd_probe()
1328 host->use_dma ? "DMA" : "PIO", in davinci_mmcsd_probe()
1336 mmc_davinci_cpufreq_deregister(host); in davinci_mmcsd_probe()
1338 davinci_release_dma_channels(host); in davinci_mmcsd_probe()
1341 clk_disable_unprepare(host->clk); in davinci_mmcsd_probe()
1352 struct mmc_davinci_host *host = platform_get_drvdata(pdev); in davinci_mmcsd_remove() local
1354 mmc_remove_host(host->mmc); in davinci_mmcsd_remove()
1355 mmc_davinci_cpufreq_deregister(host); in davinci_mmcsd_remove()
1356 davinci_release_dma_channels(host); in davinci_mmcsd_remove()
1357 clk_disable_unprepare(host->clk); in davinci_mmcsd_remove()
1358 mmc_free_host(host->mmc); in davinci_mmcsd_remove()
1366 struct mmc_davinci_host *host = dev_get_drvdata(dev); in davinci_mmcsd_suspend() local
1368 writel(0, host->base + DAVINCI_MMCIM); in davinci_mmcsd_suspend()
1369 mmc_davinci_reset_ctrl(host, 1); in davinci_mmcsd_suspend()
1370 clk_disable(host->clk); in davinci_mmcsd_suspend()
1377 struct mmc_davinci_host *host = dev_get_drvdata(dev); in davinci_mmcsd_resume() local
1380 ret = clk_enable(host->clk); in davinci_mmcsd_resume()
1384 mmc_davinci_reset_ctrl(host, 0); in davinci_mmcsd_resume()