120 	unsigned int temp;  in lpi2c_imx_bus_busy()  local
123 		temp = readl(lpi2c_imx->base + LPI2C_MSR);  in lpi2c_imx_bus_busy()
126 		if (temp & MSR_ALF) {  in lpi2c_imx_bus_busy()
127 			writel(temp, lpi2c_imx->base + LPI2C_MSR);  in lpi2c_imx_bus_busy()
131 		if (temp & (MSR_BBF | MSR_MBF))  in lpi2c_imx_bus_busy()
166 	unsigned int temp;  in lpi2c_imx_start()  local
168 	temp = readl(lpi2c_imx->base + LPI2C_MCR);  in lpi2c_imx_start()
169 	temp |= MCR_RRF | MCR_RTF;  in lpi2c_imx_start()
170 	writel(temp, lpi2c_imx->base + LPI2C_MCR);  in lpi2c_imx_start()
173 	temp = i2c_8bit_addr_from_msg(msgs) | (GEN_START << 8);  in lpi2c_imx_start()
174 	writel(temp, lpi2c_imx->base + LPI2C_MTDR);  in lpi2c_imx_start()
182 	unsigned int temp;  in lpi2c_imx_stop()  local
187 		temp = readl(lpi2c_imx->base + LPI2C_MSR);  in lpi2c_imx_stop()
188 		if (temp & MSR_SDF)  in lpi2c_imx_stop()
206 	unsigned int temp;  in lpi2c_imx_config()  local
236 	temp = prescale | pincfg << 24;  in lpi2c_imx_config()
239 		temp |= MCFGR1_IGNACK;  in lpi2c_imx_config()
241 	writel(temp, lpi2c_imx->base + LPI2C_MCFGR1);  in lpi2c_imx_config()
244 	temp = (filt << 16) | (filt << 24);  in lpi2c_imx_config()
245 	writel(temp, lpi2c_imx->base + LPI2C_MCFGR2);  in lpi2c_imx_config()
250 	temp = datavd << 24 | sethold << 16 | clkhi << 8 | clklo;  in lpi2c_imx_config()
253 		writel(temp, lpi2c_imx->base + LPI2C_MCCR1);  in lpi2c_imx_config()
255 		writel(temp, lpi2c_imx->base + LPI2C_MCCR0);  in lpi2c_imx_config()
262 	unsigned int temp;  in lpi2c_imx_master_enable()  local
269 	temp = MCR_RST;  in lpi2c_imx_master_enable()
270 	writel(temp, lpi2c_imx->base + LPI2C_MCR);  in lpi2c_imx_master_enable()
277 	temp = readl(lpi2c_imx->base + LPI2C_MCR);  in lpi2c_imx_master_enable()
278 	temp |= MCR_MEN;  in lpi2c_imx_master_enable()
279 	writel(temp, lpi2c_imx->base + LPI2C_MCR);  in lpi2c_imx_master_enable()
292 	u32 temp;  in lpi2c_imx_master_disable()  local
294 	temp = readl(lpi2c_imx->base + LPI2C_MCR);  in lpi2c_imx_master_disable()
295 	temp &= ~MCR_MEN;  in lpi2c_imx_master_disable()
296 	writel(temp, lpi2c_imx->base + LPI2C_MCR);  in lpi2c_imx_master_disable()
344 	unsigned int temp, remaining;  in lpi2c_imx_set_rx_watermark()  local
349 		temp = lpi2c_imx->rxfifosize >> 1;  in lpi2c_imx_set_rx_watermark()
351 		temp = 0;  in lpi2c_imx_set_rx_watermark()
353 	writel(temp << 16, lpi2c_imx->base + LPI2C_MFCR);  in lpi2c_imx_set_rx_watermark()
380 	unsigned int temp, data;  in lpi2c_imx_read_rxfifo()  local
412 		temp = remaining;  in lpi2c_imx_read_rxfifo()
413 		temp |= (RECV_DATA << 8);  in lpi2c_imx_read_rxfifo()
414 		writel(temp, lpi2c_imx->base + LPI2C_MTDR);  in lpi2c_imx_read_rxfifo()
416 		temp = (remaining > CHUNK_DATA ? CHUNK_DATA : remaining) - 1;  in lpi2c_imx_read_rxfifo()
417 		temp |= (RECV_DATA << 8);  in lpi2c_imx_read_rxfifo()
418 		writel(temp, lpi2c_imx->base + LPI2C_MTDR);  in lpi2c_imx_read_rxfifo()
435 	unsigned int temp;  in lpi2c_imx_read()  local
441 	temp = msgs->len > CHUNK_DATA ? CHUNK_DATA - 1 : msgs->len - 1;  in lpi2c_imx_read()
442 	temp |= (RECV_DATA << 8);  in lpi2c_imx_read()
443 	writel(temp, lpi2c_imx->base + LPI2C_MTDR);  in lpi2c_imx_read()
452 	unsigned int temp;  in lpi2c_imx_xfer()  local
493 	temp = readl(lpi2c_imx->base + LPI2C_MSR);  in lpi2c_imx_xfer()
494 	if ((temp & MSR_NDF) && !result)  in lpi2c_imx_xfer()
511 	unsigned int temp;  in lpi2c_imx_isr()  local
516 	temp = readl(lpi2c_imx->base + LPI2C_MSR);  in lpi2c_imx_isr()
517 	temp &= enabled;  in lpi2c_imx_isr()
519 	if (temp & MSR_NDF)  in lpi2c_imx_isr()
521 	else if (temp & MSR_RDF)  in lpi2c_imx_isr()
523 	else if (temp & MSR_TDF)  in lpi2c_imx_isr()
549 	unsigned int temp;  in lpi2c_imx_probe()  local
599 	temp = readl(lpi2c_imx->base + LPI2C_PARAM);  in lpi2c_imx_probe()
600 	lpi2c_imx->txfifosize = 1 << (temp & 0x0f);  in lpi2c_imx_probe()
601 	lpi2c_imx->rxfifosize = 1 << ((temp >> 8) & 0x0f);  in lpi2c_imx_probe()