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Subject[PATCH v1] staging: fbtft: fb_st7789v: enabled inversion
Date
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;
}

--
2.17.1
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