From nobody Thu Apr 2 22:04:18 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 97C482D73B6 for ; Thu, 26 Mar 2026 13:12:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774530769; cv=none; b=efndkW9tRDBSDWrgvudjWWazjaoTHqGmdMk8mIRs5ESg+eC8fMDeg+2ZfZX7eM9HDHIBbPtGQdATe7ArE9nKY8mwWRXBeNpGN/+Lry8U66jS/OGVlI1A7t1SUQFfoNsaroRBPTMkR0rJAokqesz8yKubNg5ybzu0ELIyvwgux2Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774530769; c=relaxed/simple; bh=tUPCwk9RutYoAa7a2LRuYv47/hgSBZUcX/gp3JO4ClU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=MuMLf0TmX/7UmUURUmmqeFMs9+okzmtLy3H9YiSTG4A2BpKH3pPQCl0Wl+NKq1ayjGRQ55EVVk4/R8OEeE0DiLvaapnLj05PLgvc7HcyUBg9Wlf6kbsCE7ciBqQJc3pC0y2oqgrZ9gfHufZtnWsaHsWW7WFbS1eekc8JnJp8OWE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=rIOtZ7nc; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="rIOtZ7nc" Received: from [127.0.1.1] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 449B7F90; Thu, 26 Mar 2026 14:11:16 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1774530677; bh=tUPCwk9RutYoAa7a2LRuYv47/hgSBZUcX/gp3JO4ClU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=rIOtZ7ncy2jaGHRCmRsojaTeemahdkei8hJJY19hXSh4vZTUCkPV5wcbB1q/aL/r2 gWp+TN/PLrqA5nZNQINqpYQ03078ST1+buMeF42BVprIfngtog+szNdH8RTeWU79yf GE54ApjbK1dRWY6c+n5lGzEQRva5kk7Jvnw28R6w= From: Tomi Valkeinen Date: Thu, 26 Mar 2026 15:12:12 +0200 Subject: [PATCH 2/8] drm/bridge: tc358762: Improce SYSCTRL register defines Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260326-tc358762-fixes-v1-2-65f479227af5@ideasonboard.com> References: <20260326-tc358762-fixes-v1-0-65f479227af5@ideasonboard.com> In-Reply-To: <20260326-tc358762-fixes-v1-0-65f479227af5@ideasonboard.com> To: Marek Vasut , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Tomi Valkeinen X-Mailer: b4 0.15-dev-c25d1 X-Developer-Signature: v=1; a=openpgp-sha256; l=1553; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=tUPCwk9RutYoAa7a2LRuYv47/hgSBZUcX/gp3JO4ClU=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBpxTC+5mjMXG7TQmsu2XeOQrs66sS3wTGs9EMX5 bf492wODN+JAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCacUwvgAKCRD6PaqMvJYe 9VR6D/4tcafSrYbh2vvwRbtUnxUgkqGWDL8TzzOLdur/DXn3p/btWzHobbrKQ7NVxpBHu1Kqhov iXAfsiWhR9I9yk9U/OMVcIyz0MsT3FdVOu606lx+LbjwQycS7V5YnkhJz8f+bt43wKJmWRJLsv6 EtRlfgQ1RoXAKOLkbt844Mg3CaUvOeeTobc7s58Ur9iQfx5e/8iAh/Odg/V5WGYiyK55jkDufJG idb8g0f5Rm5GXUIHr5VKMHz5SHxv3QJquUIVuIhoDL6ntEnPojve83tXL5H96lYKt9PvZwLJi9q 6G1So2dQrTCh9bDoRW9BA6P+5jBXiTrhG1LlWOREXHtosU4psfBKeyxxSS+IpySU5+r1dgD5XNR 59x11K1Rtnvhx7bKG9q3QufHoLDRNNSGHvA4+KiikJMJLiXiBedS+aDaQtWZk8irINmpfTC0Uxw VaXvpQPeudqz6hU0TF/judCzkhtxSqyjTd6XPUYcGvvizzQf/dRH6aSlkykE1u3ZUlanVWQGdzY gLpAx8WsyAgTweuIEHDv+WU7pTKuyZP/+BUdS2URJBpkhTb+PODZcvcCF+2qvCBHAfOtwsY/bxs 5jSxl7wbfcWaTcdj86G5MixdYJXjaka9bHCWuFirSuAowmLAhATestyAgfeZ2+rke4lrSpJZn5a CrZr8Zqw5jHRGQA== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 Define SYSCTRL fields. No functional changes. Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/bridge/tc358762.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/tc358762.c b/drivers/gpu/drm/bridge/tc3= 58762.c index 833fd9913c75..9a0b1f0c18f0 100644 --- a/drivers/gpu/drm/bridge/tc358762.c +++ b/drivers/gpu/drm/bridge/tc358762.c @@ -64,6 +64,19 @@ =20 /* System Controller Registers */ #define SYSCTRL 0x0464 +#define SYSCTRL_DPIDATA_IO_MASK GENMASK_U32(1, 0) +#define SYSCTRL_DPIDATA_IO_1MA 0 +#define SYSCTRL_DPIDATA_IO_2MA 1 +#define SYSCTRL_DPIDATA_IO_3MA 2 +#define SYSCTRL_DPIDATA_IO_4MA 3 +#define SYSCTRL_DPISTB_IO_MASK GENMASK_U32(3, 2) +#define SYSCTRL_DPISTB_IO_1MA 0 +#define SYSCTRL_DPISTB_IO_2MA 1 +#define SYSCTRL_DPISTB_IO_3MA 2 +#define SYSCTRL_DPISTB_IO_4MA 3 +#define SYSCTRL_PCLKDIV_MASK GENMASK_U32(11, 8) +#define SYSCTRL_PCLKDIV_DIV_2 2 +#define SYSCTRL_PCLKDIV_DIV_3 4 =20 #define LPX_PERIOD 3 =20 @@ -137,7 +150,11 @@ static int tc358762_init(struct tc358762 *ctx) =20 tc358762_write(ctx, LCDCTRL, lcdctrl); =20 - tc358762_write(ctx, SYSCTRL, 0x040f); + tc358762_write(ctx, SYSCTRL, + FIELD_PREP(SYSCTRL_DPIDATA_IO_MASK, SYSCTRL_DPIDATA_IO_4MA) | + FIELD_PREP(SYSCTRL_DPISTB_IO_MASK, SYSCTRL_DPISTB_IO_4MA) | + FIELD_PREP(SYSCTRL_PCLKDIV_MASK, SYSCTRL_PCLKDIV_DIV_3)); + msleep(100); =20 tc358762_write(ctx, PPI_STARTPPI, PPI_STARTPPI_STARTPPI); --=20 2.43.0