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Searched refs:i2c (Results 1 – 25 of 2039) sorted by relevance

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/linux/drivers/i2c/busses/
A Di2c-pxa.c269 #define _IBMR(i2c) ((i2c)->reg_ibmr) argument
270 #define _IDBR(i2c) ((i2c)->reg_idbr) argument
271 #define _ICR(i2c) ((i2c)->reg_icr) argument
272 #define _ISR(i2c) ((i2c)->reg_isr) argument
353 readl(_ISR(i2c)), readl(_ICR(i2c)), readl(_IBMR(i2c))); in i2c_pxa_show_state()
366 i2c->msg_num, i2c->msg_idx, i2c->msg_ptr); in i2c_pxa_scream_blue_murder()
368 readl(_IBMR(i2c)), readl(_IDBR(i2c)), readl(_ICR(i2c)), in i2c_pxa_scream_blue_murder()
578 writel(readl(_ICR(i2c)) | (i2c->high_mode ? i2c->hs_mask : 0), _ICR(i2c)); in i2c_pxa_do_reset()
914 writel(i2c->msg->buf[i2c->msg_ptr++], _IDBR(i2c)); in i2c_pxa_irq_txempty()
973 i2c->msg->buf[i2c->msg_ptr++] = readl(_IDBR(i2c)); in i2c_pxa_irq_rxfull()
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A Di2c-xiic.c173 #define xiic_tx_space(i2c) ((i2c)->tx_msg->len - (i2c)->tx_pos) argument
174 #define xiic_rx_space(i2c) ((i2c)->rx_msg->len - (i2c)->rx_pos) argument
332 i2c->rx_msg->buf[i2c->rx_pos++] = in xiic_read_rx()
357 u16 data = i2c->tx_msg->buf[i2c->tx_pos++]; in xiic_fill_tx_fifo()
399 i2c->tx_msg, i2c->nmsgs); in xiic_process()
477 if (i2c->nmsgs == 1 && !i2c->rx_msg && in xiic_process()
546 if (i2c->tx_msg || i2c->rx_msg) in xiic_busy()
574 struct i2c_msg *msg = i2c->rx_msg = i2c->tx_msg; in xiic_start_recv()
632 ((i2c->nmsgs > 1 || xiic_tx_space(i2c)) ? in xiic_start_send()
754 if (!i2c) in xiic_i2c_probe()
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A Di2c-s3c2410.c279 while ((i2c->msg_num != 0) && is_ack(i2c)) { in s3c24xx_i2c_message_start()
354 return i2c->msg_idx >= (i2c->msg_num - 1); in is_lastmsg()
370 return i2c->msg_ptr == i2c->msg->len-1; in is_msglast()
378 return i2c->msg_ptr >= i2c->msg->len; in is_msgend()
423 if (is_lastmsg(i2c) && i2c->msg->len == 0) { in i2c_s3c_irq_nextbyte()
453 byte = i2c->msg->buf[i2c->msg_ptr++]; in i2c_s3c_irq_nextbyte()
492 s3c24xx_i2c_message_start(i2c, i2c->msg); in i2c_s3c_irq_nextbyte()
509 i2c->msg->buf[i2c->msg_ptr++] = byte; in i2c_s3c_irq_nextbyte()
900 delta_f = clk_get_rate(i2c->clk) - i2c->clkrate; in s3c24xx_i2c_cpufreq_transition()
1109 i2c->adap.algo_data = i2c; in s3c24xx_i2c_probe()
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A Di2c-img-scb.c637 img_i2c_atomic_op(i2c, i2c->at_cur_cmd, i2c->at_cur_data); in img_i2c_raw_atomic_delay_handler()
671 if (!i2c->at_slave_event || !i2c->at_t_done) in img_i2c_sequence()
744 if (!i2c->at_slave_event || !i2c->at_t_done) in img_i2c_atomic()
784 *i2c->msg.buf = (i2c->line_status & in img_i2c_atomic()
874 img_i2c_transaction_halt(i2c, !i2c->last_msg); in img_i2c_auto()
908 img_i2c_transaction_halt(i2c, !i2c->last_msg); in img_i2c_auto()
1103 img_i2c_transaction_halt(i2c, !i2c->last_msg); in img_i2c_xfer()
1119 img_i2c_transaction_halt(i2c, !i2c->last_msg); in img_i2c_xfer()
1140 return i2c->msg_status ? i2c->msg_status : num; in img_i2c_xfer()
1337 if (!i2c) in img_i2c_probe()
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A Di2c-jz4780.c467 *(i2c->rbuf++) = jz4780_i2c_readw(i2c, JZ4780_I2C_DC) in jz4780_i2c_irq()
470 if (i2c->rd_data_xfered == i2c->rd_total_len) { in jz4780_i2c_irq()
476 rd_left = i2c->rd_total_len - i2c->rd_data_xfered; in jz4780_i2c_irq()
484 int cmd_left = i2c->rd_total_len - i2c->rd_cmd_xfered; in jz4780_i2c_irq()
528 if ((i2c->wt_len == 1) && (!i2c->stop_hold) && in jz4780_i2c_irq()
537 if ((!i2c->stop_hold) && (i2c->cdata->version < in jz4780_i2c_irq()
560 src, i2c->cmd, i2c->cmd_buf[i2c->cmd], i2c->data_buf[i2c->cmd]); in jz4780_i2c_txabrt()
609 i2c->cmd, i2c->cmd_buf[i2c->cmd]); in jz4780_i2c_xfer_read()
611 i2c->cmd, i2c->data_buf[i2c->cmd]); in jz4780_i2c_xfer_read()
769 if (!i2c) in jz4780_i2c_probe()
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A Di2c-mt65xx.c434 writew(val, i2c->base + i2c->dev_comp->regs[reg]); in mtk_i2c_writew()
536 mtk_i2c_writew(i2c, i2c->ac_timing.inter_clk_div, in mtk_i2c_init_hw()
540 mtk_i2c_writew(i2c, i2c->ac_timing.sda_timing, in mtk_i2c_init_hw()
544 mtk_i2c_writew(i2c, i2c->ac_timing.htiming, in mtk_i2c_init_hw()
547 mtk_i2c_writew(i2c, i2c->ac_timing.ltiming, in mtk_i2c_init_hw()
550 mtk_i2c_writew(i2c, i2c->ac_timing.scl_hl_ratio, in mtk_i2c_init_hw()
554 mtk_i2c_writew(i2c, i2c->ac_timing.sta_stop, in mtk_i2c_init_hw()
556 mtk_i2c_writew(i2c, i2c->ac_timing.hs_sta_stop, in mtk_i2c_init_hw()
1314 i2c->adap.quirks = i2c->dev_comp->quirks; in mtk_i2c_probe()
1329 if (i2c->have_pmic && !i2c->dev_comp->pmic_i2c) in mtk_i2c_probe()
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A DMakefile39 i2c-at91-objs := i2c-at91-core.o i2c-at91-master.o
41 i2c-at91-objs += i2c-at91-slave.o
52 i2c-designware-core-y := i2c-designware-common.o
53 i2c-designware-core-y += i2c-designware-master.o
56 i2c-designware-platform-y := i2c-designware-platdrv.o
59 i2c-designware-pci-y := i2c-designware-pcidrv.o
87 i2c-pasemi-objs := i2c-pasemi-core.o i2c-pasemi-pci.o
89 i2c-apple-objs := i2c-pasemi-core.o i2c-pasemi-platform.o
107 i2c-stm32f7-drv-objs := i2c-stm32f7.o i2c-stm32.o
117 i2c-octeon-objs := i2c-octeon-core.o i2c-octeon-platdrv.o
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A Di2c-ocores.c91 iowrite8(value, i2c->base + (reg << i2c->reg_shift)); in oc_setreg_8()
96 iowrite16(value, i2c->base + (reg << i2c->reg_shift)); in oc_setreg_16()
116 return ioread8(i2c->base + (reg << i2c->reg_shift)); in oc_getreg_8()
121 return ioread16(i2c->base + (reg << i2c->reg_shift)); in oc_getreg_16()
151 i2c->setreg(i2c, reg, value); in oc_setreg()
156 return i2c->getreg(i2c, reg); in oc_getreg()
194 msg->buf[i2c->pos++] = oc_getreg(i2c, OCI2C_DATA); in ocores_process()
228 oc_setreg(i2c, OCI2C_DATA, msg->buf[i2c->pos++]); in ocores_process()
434 i2c->ip_clock_khz, i2c->bus_clock_khz); in ocores_init()
655 if (!i2c->setreg || !i2c->getreg) { in ocores_i2c_probe()
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A Di2c-digicolor.c99 dc_i2c_write_byte(i2c, i2c->msg->buf[i2c->msgbuf_ptr++]); in dc_i2c_write_buf()
104 bool last = (i2c->msgbuf_ptr + 1 == i2c->msg->len); in dc_i2c_next_read()
112 if (i2c->last) in dc_i2c_stop()
125 i2c->msg->buf[i2c->msgbuf_ptr++] = dc_i2c_read_byte(i2c); in dc_i2c_read_buf()
191 if (i2c->msgbuf_ptr < i2c->msg->len) in dc_i2c_irq()
197 if (i2c->msgbuf_ptr < i2c->msg->len) in dc_i2c_irq()
220 i2c->msg = msg; in dc_i2c_xfer_msg()
223 i2c->error = 0; in dc_i2c_xfer_msg()
237 if (i2c->error) in dc_i2c_xfer_msg()
295 if (!i2c) in dc_i2c_probe()
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A Di2c-synquacer.c151 return i2c->msg_idx >= (i2c->msg_num - 1); in is_lastmsg()
156 return i2c->msg_ptr == (i2c->msg->len - 1); in is_msglast()
161 return i2c->msg_ptr >= i2c->msg->len; in is_msgend()
332 ret = synquacer_i2c_master_start(i2c, i2c->msg); in synquacer_i2c_doxfer()
394 if (is_lastmsg(i2c) && i2c->msg->len == 0) { in synquacer_i2c_isr()
411 writeb(i2c->msg->buf[i2c->msg_ptr++], in synquacer_i2c_isr()
432 ret = synquacer_i2c_master_start(i2c, i2c->msg); in synquacer_i2c_isr()
444 i2c->msg->buf[i2c->msg_ptr++] = byte; in synquacer_i2c_isr()
476 ret = synquacer_i2c_master_start(i2c, i2c->msg); in synquacer_i2c_isr()
565 i2c->pclkrate = clk_get_rate(i2c->pclk); in synquacer_i2c_probe()
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A Di2c-exynos5.c474 len = min(fifo_level, i2c->msg->len - i2c->msg_ptr); in exynos5_i2c_irq()
479 i2c->msg->buf[i2c->msg_ptr++] = byte; in exynos5_i2c_irq()
488 if (len > (i2c->msg->len - i2c->msg_ptr)) { in exynos5_i2c_irq()
493 len = i2c->msg->len - i2c->msg_ptr; in exynos5_i2c_irq()
497 byte = i2c->msg->buf[i2c->msg_ptr++]; in exynos5_i2c_irq()
505 if ((i2c->trans_done && (i2c->msg->len == i2c->msg_ptr)) || in exynos5_i2c_irq()
628 trig_lvl = (i2c->msg->len > i2c->variant->fifo_depth) ? in exynos5_i2c_message_start()
629 (i2c->variant->fifo_depth * 3 / 4) : i2c->msg->len; in exynos5_i2c_message_start()
638 (i2c->variant->fifo_depth * 1 / 4) : i2c->msg->len; in exynos5_i2c_message_start()
748 if (!i2c) in exynos5_i2c_probe()
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A Di2c-meson.c206 i2c->count = min(i2c->msg->len - i2c->pos, 8); in meson_i2c_prepare_xfer()
212 if (write || i2c->pos + i2c->count < i2c->msg->len) in meson_i2c_prepare_xfer()
219 meson_i2c_put_data(i2c, i2c->msg->buf + i2c->pos, i2c->count); in meson_i2c_prepare_xfer()
221 if (i2c->last && i2c->pos + i2c->count >= i2c->msg->len) in meson_i2c_prepare_xfer()
224 writel(i2c->tokens[0], i2c->regs + REG_TOK_LIST0); in meson_i2c_prepare_xfer()
241 if (i2c->state == STATE_READ && i2c->count) in meson_i2c_transfer_complete()
242 meson_i2c_get_data(i2c, i2c->msg->buf + i2c->pos, in meson_i2c_transfer_complete()
245 i2c->pos += i2c->count; in meson_i2c_transfer_complete()
247 if (i2c->pos >= i2c->msg->len) in meson_i2c_transfer_complete()
264 i2c->state, i2c->pos, i2c->count, ctrl); in meson_i2c_irq()
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A Di2c-lpc2k.c143 if (i2c->msg_idx < i2c->msg->len) { in i2c_lpc2k_pump_msg()
144 writel(i2c->msg->buf[i2c->msg_idx], in i2c_lpc2k_pump_msg()
181 if (i2c->msg_idx < i2c->msg->len) { in i2c_lpc2k_pump_msg()
182 i2c->msg->buf[i2c->msg_idx] = in i2c_lpc2k_pump_msg()
187 if (i2c->msg_idx >= i2c->msg->len - 1 && i2c->is_last) { in i2c_lpc2k_pump_msg()
194 if (i2c->msg_idx >= i2c->msg->len - 1) { in i2c_lpc2k_pump_msg()
203 if (i2c->msg_idx >= i2c->msg->len - 2) { in i2c_lpc2k_pump_msg()
283 if (wait_event_timeout(i2c->wait, i2c->msg_status != -EBUSY, in lpc2k_process_msg()
354 i2c = devm_kzalloc(&pdev->dev, sizeof(*i2c), GFP_KERNEL); in i2c_lpc2k_probe()
355 if (!i2c) in i2c_lpc2k_probe()
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A Di2c-mpc.c489 writeccr(i2c, i2c->cntl_bits); in mpc_i2c_finish()
505 msg = &i2c->msgs[i2c->curr_msg]; in mpc_i2c_do_action()
519 writeccr(i2c, i2c->cntl_bits); in mpc_i2c_do_action()
530 writeccr(i2c, i2c->cntl_bits); in mpc_i2c_do_action()
546 writeccr(i2c, i2c->cntl_bits); in mpc_i2c_do_action()
563 writeccr(i2c, i2c->cntl_bits); in mpc_i2c_do_action()
591 if (i2c->curr_msg == i2c->num_msgs) { in mpc_i2c_do_action()
654 time_left = wait_event_timeout(i2c->waitq, !i2c->block, i2c->adap.timeout); in mpc_i2c_wait_for_completion()
679 writeccr(i2c, i2c->cntl_bits); in mpc_i2c_execute_msg()
689 if (i2c->rc == -EIO || i2c->rc == -EAGAIN || i2c->rc == -ETIMEDOUT) in mpc_i2c_execute_msg()
[all …]
A Di2c-octeon-core.c28 i2c->int_disable(i2c); in octeon_i2c_isr()
63 i2c->int_enable(i2c); in octeon_i2c_wait()
66 i2c->int_disable(i2c); in octeon_i2c_wait()
157 i2c->hlc_int_enable(i2c); in octeon_i2c_hlc_wait()
161 i2c->hlc_int_disable(i2c); in octeon_i2c_hlc_wait()
186 stat = __raw_readq(i2c->twsi_base + SW_TWSI(i2c)); in octeon_i2c_check_status()
427 cmd = __raw_readq(i2c->twsi_base + SW_TWSI(i2c)); in octeon_i2c_hlc_read()
435 cmd = __raw_readq(i2c->twsi_base + SW_TWSI_EXT(i2c)); in octeon_i2c_hlc_read()
480 cmd = __raw_readq(i2c->twsi_base + SW_TWSI(i2c)); in octeon_i2c_hlc_write()
525 cmd = __raw_readq(i2c->twsi_base + SW_TWSI(i2c)); in octeon_i2c_hlc_comp_read()
[all …]
A Di2c-mxs.c146 writel(i2c->timing0, i2c->regs + MXS_I2C_TIMING0); in mxs_i2c_reset()
147 writel(i2c->timing1, i2c->regs + MXS_I2C_TIMING1); in mxs_i2c_reset()
148 writel(i2c->timing2, i2c->regs + MXS_I2C_TIMING2); in mxs_i2c_reset()
161 dma_unmap_sg(i2c->dev, i2c->sg_io, 2, DMA_TO_DEVICE); in mxs_i2c_dma_finish()
200 sg_init_one(&i2c->sg_io[0], &i2c->addr_data, 1); in mxs_i2c_dma_setup_xfer()
261 sg_set_buf(&i2c->sg_io[0], &i2c->addr_data, 1); in mxs_i2c_dma_setup_xfer()
263 dma_map_sg(i2c->dev, i2c->sg_io, 2, DMA_TO_DEVICE); in mxs_i2c_dma_setup_xfer()
365 writel(data, i2c->regs + MXS_I2C_DATA(i2c)); in mxs_i2c_pio_trigger_write_cmd()
436 data = readl(i2c->regs + MXS_I2C_DATA(i2c)); in mxs_i2c_pio_setup_xfer()
514 i2c->regs + MXS_I2C_DEBUG0_CLR(i2c)); in mxs_i2c_pio_setup_xfer()
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A Di2c-octeon-platdrv.c60 enable_irq(i2c->irq); in octeon_i2c_int_enable78()
80 __octeon_i2c_irq_disable(&i2c->int_enable_cnt, i2c->irq); in octeon_i2c_int_disable78()
99 __octeon_i2c_irq_disable(&i2c->hlc_int_enable_cnt, i2c->hlc_irq); in octeon_i2c_hlc_int_disable78()
107 i2c->hlc_int_disable(i2c); in octeon_i2c_hlc_isr78()
108 wake_up(&i2c->queue); in octeon_i2c_hlc_isr78()
158 i2c = devm_kzalloc(&pdev->dev, sizeof(*i2c), GFP_KERNEL); in octeon_i2c_probe()
159 if (!i2c) { in octeon_i2c_probe()
182 dev_err(i2c->dev, in octeon_i2c_probe()
192 i2c->irq = irq; in octeon_i2c_probe()
207 DRV_NAME, i2c); in octeon_i2c_probe()
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A Di2c-rk3x.c305 unsigned int len = i2c->msg->len - i2c->processed; in rk3x_i2c_prepare_read()
350 byte = i2c->msg->buf[i2c->processed++]; in rk3x_i2c_fill_transmit_buf()
358 if (i2c->processed == i2c->msg->len) in rk3x_i2c_fill_transmit_buf()
409 if (i2c->processed == i2c->msg->len) in rk3x_i2c_handle_write()
410 rk3x_i2c_stop(i2c, i2c->error); in rk3x_i2c_handle_write()
439 i2c->msg->buf[i2c->processed++] = byte; in rk3x_i2c_handle_read()
443 if (i2c->processed == i2c->msg->len) in rk3x_i2c_handle_read()
444 rk3x_i2c_stop(i2c, i2c->error); in rk3x_i2c_handle_read()
1103 i2c_readl(i2c, REG_IPD), i2c->state); in rk3x_i2c_xfer_common()
1248 i2c->adap.algo_data = i2c; in rk3x_i2c_probe()
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A Di2c-thunderx-pcidrv.c92 i2c->clk = NULL; in thunder_i2c_clock_enable()
99 i2c->sys_freq = clk_get_rate(i2c->clk); in thunder_i2c_clock_enable()
106 if (!i2c->sys_freq) in thunder_i2c_clock_enable()
130 ara = i2c_new_smbus_alert_device(&i2c->adap, &i2c->alert_data); in thunder_i2c_smbus_setup_of()
134 i2c->ara = ara; in thunder_i2c_smbus_setup_of()
161 i2c = devm_kzalloc(dev, sizeof(*i2c), GFP_KERNEL); in thunder_i2c_probe_pci()
162 if (!i2c) in thunder_i2c_probe_pci()
169 i2c->dev = dev; in thunder_i2c_probe_pci()
216 snprintf(i2c->adap.name, sizeof(i2c->adap.name), in thunder_i2c_probe_pci()
218 i2c_set_adapdata(&i2c->adap, i2c); in thunder_i2c_probe_pci()
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A Di2c-pca-platform.c83 if (i2c->irq) { in i2c_pca_pf_waitforcompletion()
85 i2c->algo_data.read_byte(i2c, I2C_PCA_CON) in i2c_pca_pf_waitforcompletion()
92 if (i2c->algo_data.read_byte(i2c, I2C_PCA_CON) in i2c_pca_pf_waitforcompletion()
122 if ((i2c->algo_data.read_byte(i2c, I2C_PCA_CON) & I2C_PCA_CON_SI) == 0) in i2c_pca_pf_handler()
146 i2c = devm_kzalloc(&pdev->dev, sizeof(*i2c), GFP_KERNEL); in i2c_pca_pf_probe()
147 if (!i2c) in i2c_pca_pf_probe()
157 i2c->irq = irq; in i2c_pca_pf_probe()
161 snprintf(i2c->adap.name, sizeof(i2c->adap.name), in i2c_pca_pf_probe()
164 i2c->adap.algo_data = &i2c->algo_data; in i2c_pca_pf_probe()
183 i2c->algo_data.data = i2c; in i2c_pca_pf_probe()
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A D.built-in.a.cmd1 …i2c/busses/built-in.a := echo >/dev/null; rm -f drivers/i2c/busses/built-in.a; /usr/bin/ccache /ho…
A Di2c-mt7621.c102 dev_dbg(i2c->dev, in mtk_i2c_dump_reg()
141 struct mtk_i2c *i2c; in mtk_i2c_master_xfer() local
239 mtk_i2c_reset(i2c); in mtk_i2c_master_xfer()
262 i2c->clk_div = clk_get_rate(i2c->clk) / i2c->bus_freq - 1; in mtk_i2c_init()
264 i2c->clk_div = 99; in mtk_i2c_init()
268 mtk_i2c_reset(i2c); in mtk_i2c_init()
274 struct mtk_i2c *i2c; in mtk_i2c_probe() local
281 if (!i2c) in mtk_i2c_probe()
302 &i2c->bus_freq)) in mtk_i2c_probe()
310 adap = &i2c->adap; in mtk_i2c_probe()
[all …]
/linux/drivers/media/pci/netup_unidvb/
A Dnetup_unidvb_i2c.c136 u32 msg_length = i2c->msg->len - i2c->xmit_size; in netup_i2c_fifo_tx()
140 data = i2c->msg->buf[i2c->xmit_size++]; in netup_i2c_fifo_tx()
145 if (i2c->xmit_size < i2c->msg->len) { in netup_i2c_fifo_tx()
163 i2c->xmit_size < i2c->msg->len) { in netup_i2c_fifo_rx()
164 i2c->msg->buf[i2c->xmit_size++] = data; in netup_i2c_fifo_rx()
169 if (i2c->xmit_size < i2c->msg->len) { in netup_i2c_fifo_rx()
183 writew(i2c->msg->len, &i2c->regs->length); in netup_i2c_start_xfer()
235 i2c->xmit_size != i2c->msg->len) in netup_i2c_xfer()
306 i2c = &ndev->i2c[bus_num]; in netup_i2c_init()
314 i2c_set_adapdata(&i2c->adap, i2c); in netup_i2c_init()
[all …]
/linux/drivers/media/pci/ddbridge/
A Dddbridge-i2c.c51 dev->nr, i2c->nr, i2c->link); in ddb_i2c_cmd()
56 if (i2c->link) { in ddb_i2c_cmd()
123 i2c->rbuf, in ddb_i2c_master_xfer()
148 i2c = &dev->i2c[i]; in ddb_i2c_release()
166 i2c->nr = i; in ddb_i2c_add()
167 i2c->dev = dev; in ddb_i2c_add()
168 i2c->link = link; in ddb_i2c_add()
172 i2c->rbuf = i2c->wbuf; /* + i2c->bsize / 2 */ in ddb_i2c_add()
174 (regmap->i2c->base + regmap->i2c->size * i); in ddb_i2c_add()
215 i2c = &dev->i2c[num]; in ddb_i2c_init()
[all …]
/linux/arch/arm/boot/dts/
A Daspeed-bmc-facebook-cmm.dts331 i2c-switch@77 {
339 imux16: i2c@0 {
344 i2c-switch@70 {
393 i2c-switch@73 {
444 imux17: i2c@1 {
549 imux18: i2c@2 {
654 imux19: i2c@3 {
759 imux20: i2c@4 {
864 imux21: i2c@5 {
1186 i2c-switch@71 {
[all …]

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