From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 190D5FB5E8B for ; Tue, 17 Mar 2026 01:31:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Message-Id:Date:References:In-Reply-To: Cc:To:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7vt+InJGyQpFdbdP09fL6IE77eyDYZcGT8uvkY11E7Y=; b=Cy/Flxjna09EWu +0280Bhw9Jn0QmScoBiIdtQbQcsGbBQAEAcvSc5lKtoSIgPozEkl2/9UPu7lJjvukDijVo7mErfpE 8ZEaf4FJimOvG5kz+36GkW8VxMhLhzCE1eqtq1oBQRMw829uZFURoFVTEk2MvbfE/O7oetlkS4coz rzL6zVl3A4RkbhQ4kfxplcf87OoFJXa6nvGE9VRcd7zTBJuv0qUt/8PzUOYj5taPMj6iCuCGlDROI DAj7S/4nuakETbRRkyQ2JSdu0vD/TPu0cB+Uz7V58wDPywbevda1LkbXmhYY/AQbTdzqeZRhS5wmD imhnXLuUOwezWfbkzFqw==; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 2026-03-16 09:11 +0100, Krzysztof Kozlowski wrote: > On Mon, Mar 16, 2026 at 02:33:22PM +0800, Jia Wang wrote: > > Add DP1000 UART compatible information > > We see this from the diff. Why this is not compatible with > snps,dw-apb-uart? What are the differences. You have entire commit msg > to explain the hardware. > The UART controller in DP1000 is based on the Synopsys DesignWare APB UART IP, but the hardware does not support automatic FIFO size detection used by the generic driver. I will update the commit message to clarify this. > > > > Signed-off-by: Jia Wang > > Reviewed-by: Yao Zi > > --- > > Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml | 2 ++ > > 1 file changed, 2 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml b/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml > > index 6efe43089a74..0040ed28e35b 100644 > > --- a/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml > > +++ b/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml > > @@ -78,6 +78,8 @@ properties: > > - starfive,jh7100-uart > > - starfive,jh7110-uart > > - const: snps,dw-apb-uart > > + - items: > > Drop, not needed. > > > + - const: ultrarisc,dp1000-uart > > - const: snps,dw-apb-uart > > So just enum with the snps one. Understood. I will drop the items block and add "ultrarisc,dp1000-uart" directly to the enum list in v3. Best regards, Jia > > Best regards, > Krzysztof > > _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv