Lines Matching refs:drv_data
161 *lpss_get_config(const struct driver_data *drv_data) in lpss_get_config() argument
163 return &lpss_platforms[drv_data->ssp_type - LPSS_LPT_SSP]; in lpss_get_config()
166 static bool is_lpss_ssp(const struct driver_data *drv_data) in is_lpss_ssp() argument
168 switch (drv_data->ssp_type) { in is_lpss_ssp()
181 static bool is_quark_x1000_ssp(const struct driver_data *drv_data) in is_quark_x1000_ssp() argument
183 return drv_data->ssp_type == QUARK_X1000_SSP; in is_quark_x1000_ssp()
186 static u32 pxa2xx_spi_get_ssrc1_change_mask(const struct driver_data *drv_data) in pxa2xx_spi_get_ssrc1_change_mask() argument
188 switch (drv_data->ssp_type) { in pxa2xx_spi_get_ssrc1_change_mask()
199 pxa2xx_spi_get_rx_default_thre(const struct driver_data *drv_data) in pxa2xx_spi_get_rx_default_thre() argument
201 switch (drv_data->ssp_type) { in pxa2xx_spi_get_rx_default_thre()
211 static bool pxa2xx_spi_txfifo_full(const struct driver_data *drv_data) in pxa2xx_spi_txfifo_full() argument
215 switch (drv_data->ssp_type) { in pxa2xx_spi_txfifo_full()
227 return (pxa2xx_spi_read(drv_data, SSSR) & mask) == mask; in pxa2xx_spi_txfifo_full()
230 static void pxa2xx_spi_clear_rx_thre(const struct driver_data *drv_data, in pxa2xx_spi_clear_rx_thre() argument
235 switch (drv_data->ssp_type) { in pxa2xx_spi_clear_rx_thre()
249 static void pxa2xx_spi_set_rx_thre(const struct driver_data *drv_data, in pxa2xx_spi_set_rx_thre() argument
252 switch (drv_data->ssp_type) { in pxa2xx_spi_set_rx_thre()
265 static u32 pxa2xx_configure_sscr0(const struct driver_data *drv_data, in pxa2xx_configure_sscr0() argument
268 switch (drv_data->ssp_type) { in pxa2xx_configure_sscr0()
287 static u32 __lpss_ssp_read_priv(struct driver_data *drv_data, unsigned offset) in __lpss_ssp_read_priv() argument
289 WARN_ON(!drv_data->lpss_base); in __lpss_ssp_read_priv()
290 return readl(drv_data->lpss_base + offset); in __lpss_ssp_read_priv()
293 static void __lpss_ssp_write_priv(struct driver_data *drv_data, in __lpss_ssp_write_priv() argument
296 WARN_ON(!drv_data->lpss_base); in __lpss_ssp_write_priv()
297 writel(value, drv_data->lpss_base + offset); in __lpss_ssp_write_priv()
307 static void lpss_ssp_setup(struct driver_data *drv_data) in lpss_ssp_setup() argument
312 config = lpss_get_config(drv_data); in lpss_ssp_setup()
313 drv_data->lpss_base = drv_data->ioaddr + config->offset; in lpss_ssp_setup()
316 value = __lpss_ssp_read_priv(drv_data, config->reg_cs_ctrl); in lpss_ssp_setup()
319 __lpss_ssp_write_priv(drv_data, config->reg_cs_ctrl, value); in lpss_ssp_setup()
322 if (drv_data->controller_info->enable_dma) { in lpss_ssp_setup()
323 __lpss_ssp_write_priv(drv_data, config->reg_ssp, 1); in lpss_ssp_setup()
326 value = __lpss_ssp_read_priv(drv_data, in lpss_ssp_setup()
329 __lpss_ssp_write_priv(drv_data, in lpss_ssp_setup()
338 struct driver_data *drv_data = in lpss_ssp_select_cs() local
345 value = __lpss_ssp_read_priv(drv_data, config->reg_cs_ctrl); in lpss_ssp_select_cs()
359 __lpss_ssp_write_priv(drv_data, in lpss_ssp_select_cs()
362 (drv_data->controller->max_speed_hz / 2)); in lpss_ssp_select_cs()
368 struct driver_data *drv_data = in lpss_ssp_cs_control() local
373 config = lpss_get_config(drv_data); in lpss_ssp_cs_control()
378 value = __lpss_ssp_read_priv(drv_data, config->reg_cs_ctrl); in lpss_ssp_cs_control()
383 __lpss_ssp_write_priv(drv_data, config->reg_cs_ctrl, value); in lpss_ssp_cs_control()
389 struct driver_data *drv_data = in cs_assert() local
392 if (drv_data->ssp_type == CE4100_SSP) { in cs_assert()
393 pxa2xx_spi_write(drv_data, SSSR, chip->frm); in cs_assert()
407 if (is_lpss_ssp(drv_data)) in cs_assert()
414 struct driver_data *drv_data = in cs_deassert() local
418 if (drv_data->ssp_type == CE4100_SSP) in cs_deassert()
423 while (pxa2xx_spi_read(drv_data, SSSR) & SSSR_BSY && in cs_deassert()
437 if (is_lpss_ssp(drv_data)) in cs_deassert()
449 int pxa2xx_spi_flush(struct driver_data *drv_data) in pxa2xx_spi_flush() argument
454 while (pxa2xx_spi_read(drv_data, SSSR) & SSSR_RNE) in pxa2xx_spi_flush()
455 pxa2xx_spi_read(drv_data, SSDR); in pxa2xx_spi_flush()
456 } while ((pxa2xx_spi_read(drv_data, SSSR) & SSSR_BSY) && --limit); in pxa2xx_spi_flush()
457 write_SSSR_CS(drv_data, SSSR_ROR); in pxa2xx_spi_flush()
462 static int null_writer(struct driver_data *drv_data) in null_writer() argument
464 u8 n_bytes = drv_data->n_bytes; in null_writer()
466 if (pxa2xx_spi_txfifo_full(drv_data) in null_writer()
467 || (drv_data->tx == drv_data->tx_end)) in null_writer()
470 pxa2xx_spi_write(drv_data, SSDR, 0); in null_writer()
471 drv_data->tx += n_bytes; in null_writer()
476 static int null_reader(struct driver_data *drv_data) in null_reader() argument
478 u8 n_bytes = drv_data->n_bytes; in null_reader()
480 while ((pxa2xx_spi_read(drv_data, SSSR) & SSSR_RNE) in null_reader()
481 && (drv_data->rx < drv_data->rx_end)) { in null_reader()
482 pxa2xx_spi_read(drv_data, SSDR); in null_reader()
483 drv_data->rx += n_bytes; in null_reader()
486 return drv_data->rx == drv_data->rx_end; in null_reader()
489 static int u8_writer(struct driver_data *drv_data) in u8_writer() argument
491 if (pxa2xx_spi_txfifo_full(drv_data) in u8_writer()
492 || (drv_data->tx == drv_data->tx_end)) in u8_writer()
495 pxa2xx_spi_write(drv_data, SSDR, *(u8 *)(drv_data->tx)); in u8_writer()
496 ++drv_data->tx; in u8_writer()
501 static int u8_reader(struct driver_data *drv_data) in u8_reader() argument
503 while ((pxa2xx_spi_read(drv_data, SSSR) & SSSR_RNE) in u8_reader()
504 && (drv_data->rx < drv_data->rx_end)) { in u8_reader()
505 *(u8 *)(drv_data->rx) = pxa2xx_spi_read(drv_data, SSDR); in u8_reader()
506 ++drv_data->rx; in u8_reader()
509 return drv_data->rx == drv_data->rx_end; in u8_reader()
512 static int u16_writer(struct driver_data *drv_data) in u16_writer() argument
514 if (pxa2xx_spi_txfifo_full(drv_data) in u16_writer()
515 || (drv_data->tx == drv_data->tx_end)) in u16_writer()
518 pxa2xx_spi_write(drv_data, SSDR, *(u16 *)(drv_data->tx)); in u16_writer()
519 drv_data->tx += 2; in u16_writer()
524 static int u16_reader(struct driver_data *drv_data) in u16_reader() argument
526 while ((pxa2xx_spi_read(drv_data, SSSR) & SSSR_RNE) in u16_reader()
527 && (drv_data->rx < drv_data->rx_end)) { in u16_reader()
528 *(u16 *)(drv_data->rx) = pxa2xx_spi_read(drv_data, SSDR); in u16_reader()
529 drv_data->rx += 2; in u16_reader()
532 return drv_data->rx == drv_data->rx_end; in u16_reader()
535 static int u32_writer(struct driver_data *drv_data) in u32_writer() argument
537 if (pxa2xx_spi_txfifo_full(drv_data) in u32_writer()
538 || (drv_data->tx == drv_data->tx_end)) in u32_writer()
541 pxa2xx_spi_write(drv_data, SSDR, *(u32 *)(drv_data->tx)); in u32_writer()
542 drv_data->tx += 4; in u32_writer()
547 static int u32_reader(struct driver_data *drv_data) in u32_reader() argument
549 while ((pxa2xx_spi_read(drv_data, SSSR) & SSSR_RNE) in u32_reader()
550 && (drv_data->rx < drv_data->rx_end)) { in u32_reader()
551 *(u32 *)(drv_data->rx) = pxa2xx_spi_read(drv_data, SSDR); in u32_reader()
552 drv_data->rx += 4; in u32_reader()
555 return drv_data->rx == drv_data->rx_end; in u32_reader()
558 static void reset_sccr1(struct driver_data *drv_data) in reset_sccr1() argument
561 spi_get_ctldata(drv_data->controller->cur_msg->spi); in reset_sccr1()
564 sccr1_reg = pxa2xx_spi_read(drv_data, SSCR1) & ~drv_data->int_cr1; in reset_sccr1()
565 switch (drv_data->ssp_type) { in reset_sccr1()
577 pxa2xx_spi_write(drv_data, SSCR1, sccr1_reg); in reset_sccr1()
580 static void int_error_stop(struct driver_data *drv_data, const char* msg) in int_error_stop() argument
583 write_SSSR_CS(drv_data, drv_data->clear_sr); in int_error_stop()
584 reset_sccr1(drv_data); in int_error_stop()
585 if (!pxa25x_ssp_comp(drv_data)) in int_error_stop()
586 pxa2xx_spi_write(drv_data, SSTO, 0); in int_error_stop()
587 pxa2xx_spi_flush(drv_data); in int_error_stop()
588 pxa2xx_spi_write(drv_data, SSCR0, in int_error_stop()
589 pxa2xx_spi_read(drv_data, SSCR0) & ~SSCR0_SSE); in int_error_stop()
591 dev_err(&drv_data->pdev->dev, "%s\n", msg); in int_error_stop()
593 drv_data->controller->cur_msg->status = -EIO; in int_error_stop()
594 spi_finalize_current_transfer(drv_data->controller); in int_error_stop()
597 static void int_transfer_complete(struct driver_data *drv_data) in int_transfer_complete() argument
600 write_SSSR_CS(drv_data, drv_data->clear_sr); in int_transfer_complete()
601 reset_sccr1(drv_data); in int_transfer_complete()
602 if (!pxa25x_ssp_comp(drv_data)) in int_transfer_complete()
603 pxa2xx_spi_write(drv_data, SSTO, 0); in int_transfer_complete()
605 spi_finalize_current_transfer(drv_data->controller); in int_transfer_complete()
608 static irqreturn_t interrupt_transfer(struct driver_data *drv_data) in interrupt_transfer() argument
610 u32 irq_mask = (pxa2xx_spi_read(drv_data, SSCR1) & SSCR1_TIE) ? in interrupt_transfer()
611 drv_data->mask_sr : drv_data->mask_sr & ~SSSR_TFS; in interrupt_transfer()
613 u32 irq_status = pxa2xx_spi_read(drv_data, SSSR) & irq_mask; in interrupt_transfer()
616 int_error_stop(drv_data, "interrupt_transfer: fifo overrun"); in interrupt_transfer()
621 int_error_stop(drv_data, "interrupt_transfer: fifo underrun"); in interrupt_transfer()
626 pxa2xx_spi_write(drv_data, SSSR, SSSR_TINT); in interrupt_transfer()
627 if (drv_data->read(drv_data)) { in interrupt_transfer()
628 int_transfer_complete(drv_data); in interrupt_transfer()
635 if (drv_data->read(drv_data)) { in interrupt_transfer()
636 int_transfer_complete(drv_data); in interrupt_transfer()
639 } while (drv_data->write(drv_data)); in interrupt_transfer()
641 if (drv_data->read(drv_data)) { in interrupt_transfer()
642 int_transfer_complete(drv_data); in interrupt_transfer()
646 if (drv_data->tx == drv_data->tx_end) { in interrupt_transfer()
650 sccr1_reg = pxa2xx_spi_read(drv_data, SSCR1); in interrupt_transfer()
657 if (pxa25x_ssp_comp(drv_data)) { in interrupt_transfer()
660 pxa2xx_spi_clear_rx_thre(drv_data, &sccr1_reg); in interrupt_transfer()
662 bytes_left = drv_data->rx_end - drv_data->rx; in interrupt_transfer()
663 switch (drv_data->n_bytes) { in interrupt_transfer()
672 rx_thre = pxa2xx_spi_get_rx_default_thre(drv_data); in interrupt_transfer()
676 pxa2xx_spi_set_rx_thre(drv_data, &sccr1_reg, rx_thre); in interrupt_transfer()
678 pxa2xx_spi_write(drv_data, SSCR1, sccr1_reg); in interrupt_transfer()
685 static void handle_bad_msg(struct driver_data *drv_data) in handle_bad_msg() argument
687 pxa2xx_spi_write(drv_data, SSCR0, in handle_bad_msg()
688 pxa2xx_spi_read(drv_data, SSCR0) & ~SSCR0_SSE); in handle_bad_msg()
689 pxa2xx_spi_write(drv_data, SSCR1, in handle_bad_msg()
690 pxa2xx_spi_read(drv_data, SSCR1) & ~drv_data->int_cr1); in handle_bad_msg()
691 if (!pxa25x_ssp_comp(drv_data)) in handle_bad_msg()
692 pxa2xx_spi_write(drv_data, SSTO, 0); in handle_bad_msg()
693 write_SSSR_CS(drv_data, drv_data->clear_sr); in handle_bad_msg()
695 dev_err(&drv_data->pdev->dev, in handle_bad_msg()
701 struct driver_data *drv_data = dev_id; in ssp_int() local
703 u32 mask = drv_data->mask_sr; in ssp_int()
712 if (pm_runtime_suspended(&drv_data->pdev->dev)) in ssp_int()
721 status = pxa2xx_spi_read(drv_data, SSSR); in ssp_int()
725 sccr1_reg = pxa2xx_spi_read(drv_data, SSCR1); in ssp_int()
738 pxa2xx_spi_write(drv_data, SSCR1, sccr1_reg & ~drv_data->int_cr1); in ssp_int()
739 pxa2xx_spi_write(drv_data, SSCR1, sccr1_reg); in ssp_int()
741 if (!drv_data->controller->cur_msg) { in ssp_int()
742 handle_bad_msg(drv_data); in ssp_int()
747 return drv_data->transfer_handler(drv_data); in ssp_int()
871 static unsigned int ssp_get_clk_div(struct driver_data *drv_data, int rate) in ssp_get_clk_div() argument
873 unsigned long ssp_clk = drv_data->controller->max_speed_hz; in ssp_get_clk_div()
874 const struct ssp_device *ssp = drv_data->ssp; in ssp_get_clk_div()
888 static unsigned int pxa2xx_ssp_get_clk_div(struct driver_data *drv_data, in pxa2xx_ssp_get_clk_div() argument
892 spi_get_ctldata(drv_data->controller->cur_msg->spi); in pxa2xx_ssp_get_clk_div()
895 switch (drv_data->ssp_type) { in pxa2xx_ssp_get_clk_div()
900 clk_div = ssp_get_clk_div(drv_data, rate); in pxa2xx_ssp_get_clk_div()
921 struct driver_data *drv_data = spi_controller_get_devdata(controller); in pxa2xx_spi_transfer_one() local
926 u32 change_mask = pxa2xx_spi_get_ssrc1_change_mask(drv_data); in pxa2xx_spi_transfer_one()
954 if (pxa2xx_spi_flush(drv_data) == 0) { in pxa2xx_spi_transfer_one()
958 drv_data->n_bytes = chip->n_bytes; in pxa2xx_spi_transfer_one()
959 drv_data->tx = (void *)transfer->tx_buf; in pxa2xx_spi_transfer_one()
960 drv_data->tx_end = drv_data->tx + transfer->len; in pxa2xx_spi_transfer_one()
961 drv_data->rx = transfer->rx_buf; in pxa2xx_spi_transfer_one()
962 drv_data->rx_end = drv_data->rx + transfer->len; in pxa2xx_spi_transfer_one()
963 drv_data->write = drv_data->tx ? chip->write : null_writer; in pxa2xx_spi_transfer_one()
964 drv_data->read = drv_data->rx ? chip->read : null_reader; in pxa2xx_spi_transfer_one()
970 clk_div = pxa2xx_ssp_get_clk_div(drv_data, speed); in pxa2xx_spi_transfer_one()
973 drv_data->n_bytes = 1; in pxa2xx_spi_transfer_one()
974 drv_data->read = drv_data->read != null_reader ? in pxa2xx_spi_transfer_one()
976 drv_data->write = drv_data->write != null_writer ? in pxa2xx_spi_transfer_one()
979 drv_data->n_bytes = 2; in pxa2xx_spi_transfer_one()
980 drv_data->read = drv_data->read != null_reader ? in pxa2xx_spi_transfer_one()
982 drv_data->write = drv_data->write != null_writer ? in pxa2xx_spi_transfer_one()
985 drv_data->n_bytes = 4; in pxa2xx_spi_transfer_one()
986 drv_data->read = drv_data->read != null_reader ? in pxa2xx_spi_transfer_one()
988 drv_data->write = drv_data->write != null_writer ? in pxa2xx_spi_transfer_one()
1010 drv_data->transfer_handler = pxa2xx_spi_dma_transfer; in pxa2xx_spi_transfer_one()
1012 err = pxa2xx_spi_dma_prepare(drv_data, transfer); in pxa2xx_spi_transfer_one()
1017 cr1 = chip->cr1 | dma_thresh | drv_data->dma_cr1; in pxa2xx_spi_transfer_one()
1018 pxa2xx_spi_write(drv_data, SSSR, drv_data->clear_sr); in pxa2xx_spi_transfer_one()
1020 pxa2xx_spi_dma_start(drv_data); in pxa2xx_spi_transfer_one()
1023 drv_data->transfer_handler = interrupt_transfer; in pxa2xx_spi_transfer_one()
1026 cr1 = chip->cr1 | chip->threshold | drv_data->int_cr1; in pxa2xx_spi_transfer_one()
1027 write_SSSR_CS(drv_data, drv_data->clear_sr); in pxa2xx_spi_transfer_one()
1031 cr0 = pxa2xx_configure_sscr0(drv_data, clk_div, bits); in pxa2xx_spi_transfer_one()
1032 if (!pxa25x_ssp_comp(drv_data)) in pxa2xx_spi_transfer_one()
1043 if (is_lpss_ssp(drv_data)) { in pxa2xx_spi_transfer_one()
1044 if ((pxa2xx_spi_read(drv_data, SSIRF) & 0xff) in pxa2xx_spi_transfer_one()
1046 pxa2xx_spi_write(drv_data, SSIRF, in pxa2xx_spi_transfer_one()
1048 if ((pxa2xx_spi_read(drv_data, SSITF) & 0xffff) in pxa2xx_spi_transfer_one()
1050 pxa2xx_spi_write(drv_data, SSITF, in pxa2xx_spi_transfer_one()
1054 if (is_quark_x1000_ssp(drv_data) && in pxa2xx_spi_transfer_one()
1055 (pxa2xx_spi_read(drv_data, DDS_RATE) != chip->dds_rate)) in pxa2xx_spi_transfer_one()
1056 pxa2xx_spi_write(drv_data, DDS_RATE, chip->dds_rate); in pxa2xx_spi_transfer_one()
1059 if ((pxa2xx_spi_read(drv_data, SSCR0) != cr0) in pxa2xx_spi_transfer_one()
1060 || (pxa2xx_spi_read(drv_data, SSCR1) & change_mask) in pxa2xx_spi_transfer_one()
1063 pxa2xx_spi_write(drv_data, SSCR0, cr0 & ~SSCR0_SSE); in pxa2xx_spi_transfer_one()
1064 if (!pxa25x_ssp_comp(drv_data)) in pxa2xx_spi_transfer_one()
1065 pxa2xx_spi_write(drv_data, SSTO, chip->timeout); in pxa2xx_spi_transfer_one()
1067 pxa2xx_spi_write(drv_data, SSCR1, cr1 & change_mask); in pxa2xx_spi_transfer_one()
1069 pxa2xx_spi_write(drv_data, SSCR0, cr0); in pxa2xx_spi_transfer_one()
1072 if (!pxa25x_ssp_comp(drv_data)) in pxa2xx_spi_transfer_one()
1073 pxa2xx_spi_write(drv_data, SSTO, chip->timeout); in pxa2xx_spi_transfer_one()
1076 if (drv_data->ssp_type == MMP2_SSP) { in pxa2xx_spi_transfer_one()
1077 u8 tx_level = (pxa2xx_spi_read(drv_data, SSSR) in pxa2xx_spi_transfer_one()
1086 drv_data->tx += tx_level; in pxa2xx_spi_transfer_one()
1091 while (drv_data->write(drv_data)) in pxa2xx_spi_transfer_one()
1093 if (drv_data->gpiod_ready) { in pxa2xx_spi_transfer_one()
1094 gpiod_set_value(drv_data->gpiod_ready, 1); in pxa2xx_spi_transfer_one()
1096 gpiod_set_value(drv_data->gpiod_ready, 0); in pxa2xx_spi_transfer_one()
1104 pxa2xx_spi_write(drv_data, SSCR1, cr1); in pxa2xx_spi_transfer_one()
1111 struct driver_data *drv_data = spi_controller_get_devdata(controller); in pxa2xx_spi_slave_abort() local
1114 write_SSSR_CS(drv_data, drv_data->clear_sr); in pxa2xx_spi_slave_abort()
1115 reset_sccr1(drv_data); in pxa2xx_spi_slave_abort()
1116 if (!pxa25x_ssp_comp(drv_data)) in pxa2xx_spi_slave_abort()
1117 pxa2xx_spi_write(drv_data, SSTO, 0); in pxa2xx_spi_slave_abort()
1118 pxa2xx_spi_flush(drv_data); in pxa2xx_spi_slave_abort()
1119 pxa2xx_spi_write(drv_data, SSCR0, in pxa2xx_spi_slave_abort()
1120 pxa2xx_spi_read(drv_data, SSCR0) & ~SSCR0_SSE); in pxa2xx_spi_slave_abort()
1122 dev_dbg(&drv_data->pdev->dev, "transfer aborted\n"); in pxa2xx_spi_slave_abort()
1124 drv_data->controller->cur_msg->status = -EINTR; in pxa2xx_spi_slave_abort()
1125 spi_finalize_current_transfer(drv_data->controller); in pxa2xx_spi_slave_abort()
1133 struct driver_data *drv_data = spi_controller_get_devdata(controller); in pxa2xx_spi_handle_err() local
1136 pxa2xx_spi_write(drv_data, SSCR0, in pxa2xx_spi_handle_err()
1137 pxa2xx_spi_read(drv_data, SSCR0) & ~SSCR0_SSE); in pxa2xx_spi_handle_err()
1139 write_SSSR_CS(drv_data, drv_data->clear_sr); in pxa2xx_spi_handle_err()
1140 pxa2xx_spi_write(drv_data, SSCR1, in pxa2xx_spi_handle_err()
1141 pxa2xx_spi_read(drv_data, SSCR1) in pxa2xx_spi_handle_err()
1142 & ~(drv_data->int_cr1 | drv_data->dma_cr1)); in pxa2xx_spi_handle_err()
1143 if (!pxa25x_ssp_comp(drv_data)) in pxa2xx_spi_handle_err()
1144 pxa2xx_spi_write(drv_data, SSTO, 0); in pxa2xx_spi_handle_err()
1153 if (atomic_read(&drv_data->dma_running)) in pxa2xx_spi_handle_err()
1154 pxa2xx_spi_dma_stop(drv_data); in pxa2xx_spi_handle_err()
1159 struct driver_data *drv_data = spi_controller_get_devdata(controller); in pxa2xx_spi_unprepare_transfer() local
1162 pxa2xx_spi_write(drv_data, SSCR0, in pxa2xx_spi_unprepare_transfer()
1163 pxa2xx_spi_read(drv_data, SSCR0) & ~SSCR0_SSE); in pxa2xx_spi_unprepare_transfer()
1171 struct driver_data *drv_data = in setup_cs() local
1179 if (drv_data->cs_gpiods) { in setup_cs()
1180 gpiod = drv_data->cs_gpiods[spi->chip_select]; in setup_cs()
1230 struct driver_data *drv_data = in setup() local
1234 switch (drv_data->ssp_type) { in setup()
1251 config = lpss_get_config(drv_data); in setup()
1258 if (spi_controller_is_slave(drv_data->controller)) { in setup()
1275 if (drv_data->ssp_type == CE4100_SSP) { in setup()
1285 chip->enable_dma = drv_data->controller_info->enable_dma; in setup()
1308 if (spi_controller_is_slave(drv_data->controller)) { in setup()
1336 switch (drv_data->ssp_type) { in setup()
1376 if (drv_data->ssp_type == CE4100_SSP) in setup()
1385 struct driver_data *drv_data = in cleanup() local
1391 if (drv_data->ssp_type != CE4100_SSP && !drv_data->cs_gpiods && in cleanup()
1584 struct driver_data *drv_data = spi_controller_get_devdata(controller); in pxa2xx_spi_fw_translate_cs() local
1586 if (has_acpi_companion(&drv_data->pdev->dev)) { in pxa2xx_spi_fw_translate_cs()
1587 switch (drv_data->ssp_type) { in pxa2xx_spi_fw_translate_cs()
1610 struct driver_data *drv_data; in pxa2xx_spi_probe() local
1644 drv_data = spi_controller_get_devdata(controller); in pxa2xx_spi_probe()
1645 drv_data->controller = controller; in pxa2xx_spi_probe()
1646 drv_data->controller_info = platform_info; in pxa2xx_spi_probe()
1647 drv_data->pdev = pdev; in pxa2xx_spi_probe()
1648 drv_data->ssp = ssp; in pxa2xx_spi_probe()
1667 drv_data->ssp_type = ssp->type; in pxa2xx_spi_probe()
1669 drv_data->ioaddr = ssp->mmio_base; in pxa2xx_spi_probe()
1670 drv_data->ssdr_physical = ssp->phys_base + SSDR; in pxa2xx_spi_probe()
1671 if (pxa25x_ssp_comp(drv_data)) { in pxa2xx_spi_probe()
1672 switch (drv_data->ssp_type) { in pxa2xx_spi_probe()
1681 drv_data->int_cr1 = SSCR1_TIE | SSCR1_RIE; in pxa2xx_spi_probe()
1682 drv_data->dma_cr1 = 0; in pxa2xx_spi_probe()
1683 drv_data->clear_sr = SSSR_ROR; in pxa2xx_spi_probe()
1684 drv_data->mask_sr = SSSR_RFS | SSSR_TFS | SSSR_ROR; in pxa2xx_spi_probe()
1687 drv_data->int_cr1 = SSCR1_TIE | SSCR1_RIE | SSCR1_TINTE; in pxa2xx_spi_probe()
1688 drv_data->dma_cr1 = DEFAULT_DMA_CR1; in pxa2xx_spi_probe()
1689 drv_data->clear_sr = SSSR_ROR | SSSR_TINT; in pxa2xx_spi_probe()
1690 drv_data->mask_sr = SSSR_TINT | SSSR_RFS | SSSR_TFS in pxa2xx_spi_probe()
1695 drv_data); in pxa2xx_spi_probe()
1703 status = pxa2xx_spi_dma_setup(drv_data); in pxa2xx_spi_probe()
1723 if (!pxa25x_ssp_comp(drv_data)) in pxa2xx_spi_probe()
1726 else if (!is_quark_x1000_ssp(drv_data)) in pxa2xx_spi_probe()
1731 pxa2xx_spi_write(drv_data, SSCR0, 0); in pxa2xx_spi_probe()
1732 switch (drv_data->ssp_type) { in pxa2xx_spi_probe()
1736 pxa2xx_spi_write(drv_data, SSCR1, tmp); in pxa2xx_spi_probe()
1740 pxa2xx_spi_write(drv_data, SSCR0, tmp); in pxa2xx_spi_probe()
1745 pxa2xx_spi_write(drv_data, SSCR1, tmp); in pxa2xx_spi_probe()
1747 pxa2xx_spi_write(drv_data, SSCR0, tmp); in pxa2xx_spi_probe()
1762 pxa2xx_spi_write(drv_data, SSCR1, tmp); in pxa2xx_spi_probe()
1766 pxa2xx_spi_write(drv_data, SSCR0, tmp); in pxa2xx_spi_probe()
1770 if (!pxa25x_ssp_comp(drv_data)) in pxa2xx_spi_probe()
1771 pxa2xx_spi_write(drv_data, SSTO, 0); in pxa2xx_spi_probe()
1773 if (!is_quark_x1000_ssp(drv_data)) in pxa2xx_spi_probe()
1774 pxa2xx_spi_write(drv_data, SSPSP, 0); in pxa2xx_spi_probe()
1776 if (is_lpss_ssp(drv_data)) { in pxa2xx_spi_probe()
1777 lpss_ssp_setup(drv_data); in pxa2xx_spi_probe()
1778 config = lpss_get_config(drv_data); in pxa2xx_spi_probe()
1780 tmp = __lpss_ssp_read_priv(drv_data, in pxa2xx_spi_probe()
1798 drv_data->cs_gpiods = devm_kcalloc(&pdev->dev, in pxa2xx_spi_probe()
1801 if (!drv_data->cs_gpiods) { in pxa2xx_spi_probe()
1818 drv_data->cs_gpiods[i] = gpiod; in pxa2xx_spi_probe()
1824 drv_data->gpiod_ready = devm_gpiod_get_optional(dev, in pxa2xx_spi_probe()
1826 if (IS_ERR(drv_data->gpiod_ready)) { in pxa2xx_spi_probe()
1827 status = PTR_ERR(drv_data->gpiod_ready); in pxa2xx_spi_probe()
1838 platform_set_drvdata(pdev, drv_data); in pxa2xx_spi_probe()
1855 pxa2xx_spi_dma_release(drv_data); in pxa2xx_spi_probe()
1856 free_irq(ssp->irq, drv_data); in pxa2xx_spi_probe()
1866 struct driver_data *drv_data = platform_get_drvdata(pdev); in pxa2xx_spi_remove() local
1869 if (!drv_data) in pxa2xx_spi_remove()
1871 ssp = drv_data->ssp; in pxa2xx_spi_remove()
1876 pxa2xx_spi_write(drv_data, SSCR0, 0); in pxa2xx_spi_remove()
1880 if (drv_data->controller_info->enable_dma) in pxa2xx_spi_remove()
1881 pxa2xx_spi_dma_release(drv_data); in pxa2xx_spi_remove()
1887 free_irq(ssp->irq, drv_data); in pxa2xx_spi_remove()
1898 struct driver_data *drv_data = dev_get_drvdata(dev); in pxa2xx_spi_suspend() local
1899 struct ssp_device *ssp = drv_data->ssp; in pxa2xx_spi_suspend()
1902 status = spi_controller_suspend(drv_data->controller); in pxa2xx_spi_suspend()
1905 pxa2xx_spi_write(drv_data, SSCR0, 0); in pxa2xx_spi_suspend()
1915 struct driver_data *drv_data = dev_get_drvdata(dev); in pxa2xx_spi_resume() local
1916 struct ssp_device *ssp = drv_data->ssp; in pxa2xx_spi_resume()
1927 return spi_controller_resume(drv_data->controller); in pxa2xx_spi_resume()
1934 struct driver_data *drv_data = dev_get_drvdata(dev); in pxa2xx_spi_runtime_suspend() local
1936 clk_disable_unprepare(drv_data->ssp->clk); in pxa2xx_spi_runtime_suspend()
1942 struct driver_data *drv_data = dev_get_drvdata(dev); in pxa2xx_spi_runtime_resume() local
1945 status = clk_prepare_enable(drv_data->ssp->clk); in pxa2xx_spi_runtime_resume()