From: Biju Das <biju.das.jz@bp.renesas.com>
Date: Sat, 29 Nov 2025 16:43:03 +0000 (+0000)
Subject: serial: rsci: Drop unused macro DCR
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=36816a033dd41fda415ae0696931d6bfe87671a2;p=thirdparty%2Fkernel%2Flinux.git

serial: rsci: Drop unused macro DCR

Drop unused macro DCR and its bit definition.

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://patch.msgid.link/20251129164325.209213-8-biju.das.jz@bp.renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/serial/rsci.c b/drivers/tty/serial/rsci.c
index 158173077c2f..15ed6cf5c6c5 100644
--- a/drivers/tty/serial/rsci.c
+++ b/drivers/tty/serial/rsci.c
@@ -24,7 +24,6 @@ MODULE_IMPORT_NS("SH_SCI");
 #define CCR3	0x14
 #define CCR4	0x18
 #define FCR	0x24
-#define DCR	0x30
 #define CSR	0x48
 #define FRSR	0x50
 #define FTSR	0x54
@@ -119,8 +118,6 @@ MODULE_IMPORT_NS("SH_SCI");
 /* FFCLR (FIFO Flag CLear Register) */
 #define FFCLR_DRC		BIT(0)	/* DR Clear */
 
-#define DCR_DEPOL		BIT(0)
-
 static u32 rsci_serial_in(struct uart_port *p, int offset)
 {
 	return readl(p->membase + offset);