drivers/mfd/stmpe-spi.c

3  * ST Microelectronics MFD: stmpe's spi client specific driver
16 #include "stmpe.h"
20 static int spi_reg_read(struct stmpe *stmpe, u8 reg)
22 	struct spi_device *spi = stmpe->client;
28 static int spi_reg_write(struct stmpe *stmpe, u8 reg, u8 val)
30 	struct spi_device *spi = stmpe->client;
36 static int spi_block_read(struct stmpe *stmpe, u8 reg, u8 length, u8 *values)
41 		ret = spi_reg_read(stmpe, reg + i);
50 static int spi_block_write(struct stmpe *stmpe, u8 reg, u8 length,
56 		ret = spi_reg_write(stmpe, reg, *(values + i - 1));
64 static void spi_init(struct stmpe *stmpe)
66 	struct spi_device *spi = stmpe->client;
71 	if (stmpe->variant->id_val == 0x0811)
72 		spi_reg_write(stmpe, STMPE811_REG_SPI_CFG, spi->mode);
107 	struct stmpe *stmpe = spi_get_drvdata(spi);
109 	stmpe_remove(stmpe);
136 		.name	= "stmpe-spi",