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serial: rsci: Drop unused macro DCR

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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>
This commit is contained in:
Biju Das 2025-11-29 16:43:03 +00:00 committed by Greg Kroah-Hartman
parent c17db4d06c
commit 36816a033d
1 changed files with 0 additions and 3 deletions
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3
drivers/tty/serial/rsci.c
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@ -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);