Commit 4680e9cc authored Nov 11, 2020 by Linus Walleij

drm/panel: s6e63m0: Support 3WIRE protocol



The panel can be connected using 3WIRE, then it is
however necessary that the flag SPI_3WIRE is preserved
on the device, as we set this from generic device tree
parsing code (or similar). Just |= the SPI mode.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Stephan Gerhold <stephan@gerhold.net>
Cc: Paweł Chmiel <pawel.mikolaj.chmiel@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201110234653.2248594-5-linus.walleij@linaro.org

parent 9cea1698

drivers/gpu/drm/panel/panel-samsung-s6e63m0-spi.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -72,7 +72,8 @@ static int s6e63m0_spi_probe(struct spi_device *spi)
		int ret;

		spi->bits_per_word = 9;
		spi->mode = SPI_MODE_3;
		/* Preserve e.g. SPI_3WIRE setting */
		spi->mode \|= SPI_MODE_3;
		ret = spi_setup(spi);
		if (ret < 0) {
		dev_err(dev, "spi setup failed.\n");

Admin message