| From: |
| Biju Das <biju.das.jz-AT-bp.renesas.com> |
| To: |
| Greg Kroah-Hartman <gregkh-AT-linuxfoundation.org>, Jiri Slaby <jirislaby-AT-kernel.org>, Rob Herring <robh-AT-kernel.org>, Krzysztof Kozlowski <krzk+dt-AT-kernel.org>, Conor Dooley <conor+dt-AT-kernel.org> |
| Subject: |
| [PATCH 00/19] Add RZ/G3E RSCI support |
| Date: |
| Mon, 27 Oct 2025 15:45:47 +0000 |
| Message-ID: |
| <20251027154615.115759-1-biju.das.jz@bp.renesas.com> |
| Cc: |
| Biju Das <biju.das.jz-AT-bp.renesas.com>, Geert Uytterhoeven <geert+renesas-AT-glider.be>, Lad Prabhakar <prabhakar.mahadev-lad.rj-AT-bp.renesas.com>, Wolfram Sang <wsa+renesas-AT-sang-engineering.com>, Claudiu Beznea <claudiu.beznea.uj-AT-bp.renesas.com>, Nam Cao <namcao-AT-linutronix.de>, linux-kernel-AT-vger.kernel.org, linux-serial-AT-vger.kernel.org, Biju Das <biju.das.au-AT-gmail.com>, linux-renesas-soc-AT-vger.kernel.org |
| Archive-link: |
| Article |
Add RZ/G3E RSCI support for FIFO and non-FIFO mode. RSCI IP found on
RZ/G3E SoC is similar to one on RZ/T2H, but has 32-stage fifo. RZ/G3E has
5 module clocks compared to 2 on RZ/T2H, and it has multiple resets.
Add support for hardware flow control.
Biju Das (19):
clk: renesas: r9a09g047: Add RSCI clocks/resets
dt-bindings: serial: rsci: Drop "uart-has-rtscts: false"
dt-bindings: serial: renesas,rsci: Document RZ/G3E support
serial: sh-sci: Fix deadlock during RSCI FIFO overrun error
serial: rsci: Drop rsci_clear_CFC()
serial: sh-sci: Drop extra line
serial: rsci: Drop unused macro DCR
serial: rsci: Drop unused TDR register
serial: sh-sci: Use devm_reset_control_array_get_exclusive()
serial: sh-sci: Add RSCI_PORT_{SCI,SCIF} port IDs
serial: sh-sci: Add sci_is_rsci_type()
serial: sh-sci: Add support for RZ/G3E RSCI clks
serial: sh-sci: Make sci_scbrr_calc() public
serial: sh-sci: Add finish_console_write() callback
serial: sh-sci: Add support for RZ/G3E RSCI SCIF
serial: sh-sci: Add support for RZ/G3E RSCI SCI
arm64: dts: renesas: r9a09g047: Add RSCI nodes
arm64: dts: renesas: renesas-smarc2: Move aliases to board DTS
arm64: dts: renesas: renesas-smarc2: Enable rsci{2,4,9} nodes
.../bindings/serial/renesas,rsci.yaml | 84 +++-
arch/arm64/boot/dts/renesas/r9a09g047.dtsi | 190 ++++++++
.../boot/dts/renesas/r9a09g047e57-smarc.dts | 46 ++
.../boot/dts/renesas/renesas-smarc2.dtsi | 18 +-
drivers/clk/renesas/r9a09g047-cpg.c | 126 ++++++
drivers/tty/serial/rsci.c | 413 +++++++++++++++---
drivers/tty/serial/rsci.h | 2 +
drivers/tty/serial/sh-sci-common.h | 10 +
drivers/tty/serial/sh-sci.c | 65 ++-
9 files changed, 869 insertions(+), 85 deletions(-)
--
2.43.0
