92 	struct mxs_ssp_regs *ssp_regs = mxs_slave->regs;  in spi_claim_bus()  local
95 	mxs_reset_block(&ssp_regs->hw_ssp_ctrl0_reg);  in spi_claim_bus()
99 	       &ssp_regs->hw_ssp_ctrl0);  in spi_claim_bus()
104 	writel(reg, &ssp_regs->hw_ssp_ctrl1);  in spi_claim_bus()
106 	writel(0, &ssp_regs->hw_ssp_cmd0);  in spi_claim_bus()
117 static void mxs_spi_start_xfer(struct mxs_ssp_regs *ssp_regs)  in mxs_spi_start_xfer()  argument
119 	writel(SSP_CTRL0_LOCK_CS, &ssp_regs->hw_ssp_ctrl0_set);  in mxs_spi_start_xfer()
120 	writel(SSP_CTRL0_IGNORE_CRC, &ssp_regs->hw_ssp_ctrl0_clr);  in mxs_spi_start_xfer()
123 static void mxs_spi_end_xfer(struct mxs_ssp_regs *ssp_regs)  in mxs_spi_end_xfer()  argument
125 	writel(SSP_CTRL0_LOCK_CS, &ssp_regs->hw_ssp_ctrl0_clr);  in mxs_spi_end_xfer()
126 	writel(SSP_CTRL0_IGNORE_CRC, &ssp_regs->hw_ssp_ctrl0_set);  in mxs_spi_end_xfer()
132 	struct mxs_ssp_regs *ssp_regs = slave->regs;  in mxs_spi_xfer_pio()  local
135 		mxs_spi_start_xfer(ssp_regs);  in mxs_spi_xfer_pio()
140 		writel(SSP_CTRL0_XFER_COUNT_MASK, &ssp_regs->hw_ssp_ctrl0_clr);  in mxs_spi_xfer_pio()
141 		writel(1, &ssp_regs->hw_ssp_ctrl0_set);  in mxs_spi_xfer_pio()
143 		writel(1, &ssp_regs->hw_ssp_xfer_size);  in mxs_spi_xfer_pio()
147 			mxs_spi_end_xfer(ssp_regs);  in mxs_spi_xfer_pio()
150 			writel(SSP_CTRL0_READ, &ssp_regs->hw_ssp_ctrl0_clr);  in mxs_spi_xfer_pio()
152 			writel(SSP_CTRL0_READ, &ssp_regs->hw_ssp_ctrl0_set);  in mxs_spi_xfer_pio()
154 		writel(SSP_CTRL0_RUN, &ssp_regs->hw_ssp_ctrl0_set);  in mxs_spi_xfer_pio()
156 		if (mxs_wait_mask_set(&ssp_regs->hw_ssp_ctrl0_reg,  in mxs_spi_xfer_pio()
163 			writel(*data++, &ssp_regs->hw_ssp_data);  in mxs_spi_xfer_pio()
165 		writel(SSP_CTRL0_DATA_XFER, &ssp_regs->hw_ssp_ctrl0_set);  in mxs_spi_xfer_pio()
168 			if (mxs_wait_mask_clr(&ssp_regs->hw_ssp_status_reg,  in mxs_spi_xfer_pio()
174 			*data = readl(&ssp_regs->hw_ssp_data);  in mxs_spi_xfer_pio()
178 		if (mxs_wait_mask_clr(&ssp_regs->hw_ssp_ctrl0_reg,  in mxs_spi_xfer_pio()
193 	struct mxs_ssp_regs *ssp_regs = slave->regs;  in mxs_spi_xfer_dma()  local
212 	ctrl0 = readl(&ssp_regs->hw_ssp_ctrl0);  in mxs_spi_xfer_dma()
313 	struct mxs_ssp_regs *ssp_regs = mxs_slave->regs;  in spi_xfer()  local
356 		writel(SSP_CTRL1_DMA_ENABLE, &ssp_regs->hw_ssp_ctrl1_clr);  in spi_xfer()
359 		writel(SSP_CTRL1_DMA_ENABLE, &ssp_regs->hw_ssp_ctrl1_set);  in spi_xfer()