[PATCH v1] staging: fbtft: fb_st7789v: enabled inversion

From: Oliver Graute oliver.graute@kococonnector.com

Enable inversion mode

Signed-off-by: Oliver Graute oliver.graute@kococonnector.com --- drivers/staging/fbtft/fb_st7789v.c | 4 ++++ 1 file changed, 4 insertions(+)

diff --git a/drivers/staging/fbtft/fb_st7789v.c b/drivers/staging/fbtft/fb_st7789v.c index 3c3f387936e8..84c5af2dc9a0 100644 --- a/drivers/staging/fbtft/fb_st7789v.c +++ b/drivers/staging/fbtft/fb_st7789v.c @@ -120,6 +120,10 @@ static int init_display(struct fbtft_par *par) write_reg(par, PWCTRL1, 0xA4, 0xA1);

write_reg(par, MIPI_DCS_SET_DISPLAY_ON); + + /* enable inversion mode */ + write_reg(par, 0x21); + return 0; }