From: Biju Das Date: Tue, 21 Mar 2023 11:47:50 +0000 (+0000) Subject: tty: serial: sh-sci: Fix Rx on RZ/G2L SCI X-Git-Tag: v6.6.17~5173^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f92ed0cd9328aed918ebb0ebb64d259eccbcc6e7;p=platform%2Fkernel%2Flinux-rpi.git tty: serial: sh-sci: Fix Rx on RZ/G2L SCI SCI IP on RZ/G2L alike SoCs do not need regshift compared to other SCI IPs on the SH platform. Currently, it does regshift and configuring Rx wrongly. Drop adding regshift for RZ/G2L alike SoCs. Fixes: dfc80387aefb ("serial: sh-sci: Compute the regshift value for SCI ports") Cc: stable@vger.kernel.org Signed-off-by: Biju Das Link: https://lore.kernel.org/r/20230321114753.75038-3-biju.das.jz@bp.renesas.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index c07663f..caa09a0 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -2937,7 +2937,7 @@ static int sci_init_single(struct platform_device *dev, port->flags = UPF_FIXED_PORT | UPF_BOOT_AUTOCONF | p->flags; port->fifosize = sci_port->params->fifosize; - if (port->type == PORT_SCI) { + if (port->type == PORT_SCI && !dev->dev.of_node) { if (sci_port->reg_size >= 0x20) port->regshift = 2; else