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Mon, 01 Jun 2026 20:56:37 -0700 (PDT) Received: from ryzen ([2601:644:8000:5b5d:7285:c2ff:fe45:8a32]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c8583333e80sm8927633a12.18.2026.06.01.20.56.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Jun 2026 20:56:36 -0700 (PDT) From: Rosen Penev To: linux-watchdog@vger.kernel.org Cc: Wim Van Sebroeck , chleroy@kernel.org, Guenter Roeck , linux-kernel@vger.kernel.org (open list) Subject: [PATCH] watchdog: pika_wdt: replace in_be32/out_be32 with ioread32be/iowrite32be Date: Mon, 1 Jun 2026 20:56:20 -0700 Message-ID: <20260602035620.623085-1-rosenp@gmail.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Convert the ppc4xx-specific in_be32/out_be32 to the portable ioread32be/iowrite32be. Also relax the Kconfig dependency from (PPC64 && COMPILE_TEST) to just COMPILE_TEST to get build coverage. Assisted-by: opencode:big-pickle Signed-off-by: Rosen Penev --- drivers/watchdog/Kconfig | 2 +- drivers/watchdog/pika_wdt.c | 8 ++++---- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 8319c503319a..7c5d6f642a96 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -2040,7 +2040,7 @@ config 8xxx_WDT =20 config PIKA_WDT tristate "PIKA FPGA Watchdog" - depends on WARP || (PPC64 && COMPILE_TEST) + depends on WARP || COMPILE_TEST default WARP help This enables the watchdog in the PIKA FPGA. Currently used on diff --git a/drivers/watchdog/pika_wdt.c b/drivers/watchdog/pika_wdt.c index 87b8988d2520..2d3c201540a9 100644 --- a/drivers/watchdog/pika_wdt.c +++ b/drivers/watchdog/pika_wdt.c @@ -77,10 +77,10 @@ static inline void pikawdt_reset(void) * seconds. Valid ranges are 1 to 15 seconds. The value can * be modified dynamically. */ - unsigned reset =3D in_be32(pikawdt_private.fpga + 0x14); + unsigned reset =3D ioread32be(pikawdt_private.fpga + 0x14); /* enable with max timeout - 15 seconds */ reset |=3D (1 << 7) + (WDT_HW_TIMEOUT << 8); - out_be32(pikawdt_private.fpga + 0x14, reset); + iowrite32be(reset, pikawdt_private.fpga + 0x14); } =20 /* @@ -242,7 +242,7 @@ static int __init pikawdt_init(void) return -ENOMEM; } =20 - ident.firmware_version =3D in_be32(pikawdt_private.fpga + 0x1c) & 0xffff; + ident.firmware_version =3D ioread32be(pikawdt_private.fpga + 0x1c) & 0xff= ff; =20 /* POST information is in the sd area. */ np =3D of_find_compatible_node(NULL, NULL, "pika,fpga-sd"); @@ -264,7 +264,7 @@ static int __init pikawdt_init(void) * Bit 31, WDOG: Set to 1 when the last reset was caused by a watchdog * timeout. */ - post1 =3D in_be32(fpga + 0x40); + post1 =3D ioread32be(fpga + 0x40); if (post1 & 0x80000000) pikawdt_private.bootstatus =3D WDIOF_CARDRESET; =20 --=20 2.54.0