71 	struct spi_device *spi = (struct spi_device *)context;  in firmware_load()  local
72 	struct fpga_data *data = spi_get_drvdata(spi);  in firmware_load()
83 		dev_err(&spi->dev, "Cannot load firmware, aborting\n");  in firmware_load()
88 		dev_err(&spi->dev, "Error: Firmware size is 0!\n");  in firmware_load()
99 	ret = spi_write_then_read(spi, txbuf, 8, rxbuf, rx_len);  in firmware_load()
101 	dev_dbg(&spi->dev, "FPGA JTAG ID=%08x\n", jedec_id);  in firmware_load()
108 		dev_err(&spi->dev,  in firmware_load()
114 	dev_info(&spi->dev, "FPGA %s detected\n", ecp3_dev[i].name);  in firmware_load()
117 	ret = spi_write_then_read(spi, txbuf, 8, rxbuf, rx_len);  in firmware_load()
119 	dev_dbg(&spi->dev, "FPGA Status=%08x\n", status);  in firmware_load()
123 		dev_err(&spi->dev, "Error: Can't allocate memory!\n");  in firmware_load()
137 	ret = spi_write(spi, txbuf, 4);  in firmware_load()
140 	ret = spi_write(spi, txbuf, 4);  in firmware_load()
143 	ret = spi_write(spi, txbuf, 4);  in firmware_load()
150 		ret = spi_write_then_read(spi, txbuf, 8, rxbuf, rx_len);  in firmware_load()
159 		dev_err(&spi->dev,  in firmware_load()
166 	dev_info(&spi->dev, "Configuring the FPGA...\n");  in firmware_load()
167 	ret = spi_write(spi, buffer, fw->size + 8);  in firmware_load()
170 	ret = spi_write(spi, txbuf, 4);  in firmware_load()
173 	ret = spi_write_then_read(spi, txbuf, 8, rxbuf, rx_len);  in firmware_load()
175 	dev_dbg(&spi->dev, "FPGA Status=%08x\n", status);  in firmware_load()
179 		dev_info(&spi->dev, "FPGA successfully configured!\n");  in firmware_load()
181 		dev_info(&spi->dev, "FPGA not configured (DONE not set)\n");  in firmware_load()
193 static int lattice_ecp3_probe(struct spi_device *spi)  in lattice_ecp3_probe()  argument
198 	data = devm_kzalloc(&spi->dev, sizeof(*data), GFP_KERNEL);  in lattice_ecp3_probe()
200 		dev_err(&spi->dev, "Memory allocation for fpga_data failed\n");  in lattice_ecp3_probe()
203 	spi_set_drvdata(spi, data);  in lattice_ecp3_probe()
207 				      FIRMWARE_NAME, &spi->dev,  in lattice_ecp3_probe()
208 				      GFP_KERNEL, spi, firmware_load);  in lattice_ecp3_probe()
210 		dev_err(&spi->dev, "Firmware loading failed with %d!\n", err);  in lattice_ecp3_probe()
214 	dev_info(&spi->dev, "FPGA bitstream configuration driver registered\n");  in lattice_ecp3_probe()
219 static int lattice_ecp3_remove(struct spi_device *spi)  in lattice_ecp3_remove()  argument
221 	struct fpga_data *data = spi_get_drvdata(spi);  in lattice_ecp3_remove()
233 MODULE_DEVICE_TABLE(spi, lattice_ecp3_id);