write first the "tag" 8 bit value and then the "val" 8-bit to the display.
Tested on the rut board.
Signed-off-by: Heiko Schocher hs@denx.de Cc: Anatolij Gustschin agust@denx.de --- drivers/video/formike.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/video/formike.c b/drivers/video/formike.c index b9b6822..1383158 100644 --- a/drivers/video/formike.c +++ b/drivers/video/formike.c @@ -27,10 +27,11 @@ static int spi_write_tag_val(struct spi_slave *spi, unsigned char tag, int ret;
buf[0] = tag; - buf[1] = val; - flags |= SPI_XFER_END; + ret = spi_xfer(spi, 8, buf, NULL, flags); + buf[0] = val; + flags = SPI_XFER_END; + ret = spi_xfer(spi, 8, buf, NULL, flags);
- ret = spi_xfer(spi, 16, buf, NULL, flags); #ifdef KWH043ST20_F01_SPI_DEBUG printf("spi_write_tag_val: tag=%02X, val=%02X ret: %d\n", tag, val, ret);