Hi Ao, this doesn't say why that was changed but your cover letter has that information:
> After correcting these parameters by referencing the > device tree in JELOS (which uses the BSP kernel for RK3566), the panel > started to work properly. Can you add that to the commit message and maybe add an URL as reference please? I've added Chris to the cc: list. He submitted the original rg353v2 and we don't want to break other devices. Chris, do you have any means to check these values? Cheers, -- Guido On Sun, Jan 28, 2024 at 03:10:48AM +0100, Ao Zhong wrote: > This patch resolves the issue with the panel initialization of the > Anbernic RG353V-V2 caused by incorrect parameters. > > Signed-off-by: Ao Zhong <hacc1...@gmail.com> > --- > drivers/gpu/drm/panel/panel-sitronix-st7703.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c > b/drivers/gpu/drm/panel/panel-sitronix-st7703.c > index b55bafd1a8be..a346d6c3d283 100644 > --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c > +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c > @@ -357,8 +357,8 @@ static int rg353v2_init_sequence(struct st7703 *ctx) > 0x28, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00); > mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80); > mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x0a, 0x0a); > - mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x92, 0x92); > - mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, 0x25, 0x22, > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x7f, 0x7f); > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, 0x26, 0x62, > 0xf0, 0x63); > mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, 0x33, 0x81, 0x05, > 0xf9, 0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00, > -- > 2.43.0 >
