drivers/spi/spi-rb4xx.c

36 static inline void do_spi_clk(struct rb4xx_spi *rbspi, u32 spi_ioc, int value)
40 	regval = spi_ioc;
48 static void do_spi_byte(struct rb4xx_spi *rbspi, u32 spi_ioc, u8 byte)
53 		do_spi_clk(rbspi, spi_ioc, byte >> i);
57 static inline void do_spi_clk_two(struct rb4xx_spi *rbspi, u32 spi_ioc,
62 	regval = spi_ioc;
73 static void do_spi_byte_two(struct rb4xx_spi *rbspi, u32 spi_ioc, u8 byte)
75 	do_spi_clk_two(rbspi, spi_ioc, byte >> 6);
76 	do_spi_clk_two(rbspi, spi_ioc, byte >> 4);
77 	do_spi_clk_two(rbspi, spi_ioc, byte >> 2);
78 	do_spi_clk_two(rbspi, spi_ioc, byte >> 0);
100 	u32 spi_ioc;
112 		spi_ioc = AR71XX_SPI_IOC_CS0;
115 		spi_ioc = AR71XX_SPI_IOC_CS1;
122 			do_spi_byte_two(rbspi, spi_ioc, tx_buf[i]);
124 			do_spi_byte(rbspi, spi_ioc, tx_buf[i]);