diff options
| author | Biju Das <biju.das.jz@bp.renesas.com> | 2025-11-29 16:43:08 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-12-17 15:07:07 +0100 |
| commit | 4cb2bd1bf41a0d6dbe1fc4bf8d8f83f40b914572 (patch) | |
| tree | 62fcf50dfc41c3aef8cc4091c6577d77a1bab1ca /drivers/tty | |
| parent | d53f4aa9edaafda28e426d8e5eda7dc50f7ca94e (diff) | |
serial: sh-sci: Add RSCI_PORT_SCIF32 port ID
The RZ/G3E RSCI IP has 32-stage FIFO compared to 16-stage FIFO on RZ/T2H.
Add RSCI_PORT_SCIF32 port ID to differentiate it from RZ/T2H RSCI and
update sci_is_rsci_type() and sci_is_fifo_type()
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/20251129164325.209213-13-biju.das.jz@bp.renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/sh-sci-common.h | 1 | ||||
| -rw-r--r-- | drivers/tty/serial/sh-sci.c | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/tty/serial/sh-sci-common.h b/drivers/tty/serial/sh-sci-common.h index 1b9480c7f4cb..abcd5bcc7c36 100644 --- a/drivers/tty/serial/sh-sci-common.h +++ b/drivers/tty/serial/sh-sci-common.h @@ -8,6 +8,7 @@ /* Private port IDs */ enum SCI_PORT_TYPE { RSCI_PORT_SCIF16 = BIT(7) | 0, + RSCI_PORT_SCIF32 = BIT(7) | 1, }; enum SCI_CLKS { diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index 624ef41701f2..a63370f22574 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -1184,7 +1184,7 @@ static int sci_handle_errors(struct uart_port *port) static bool sci_is_rsci_type(u8 type) { - return (type == RSCI_PORT_SCIF16); + return (type == RSCI_PORT_SCIF16 || type == RSCI_PORT_SCIF32); } static int sci_handle_fifo_overrun(struct uart_port *port) |