From patchwork Fri Feb 28 14:50:47 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Detlev Casanova X-Patchwork-Id: 13996590 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 AC9B1C19776 for ; Fri, 28 Feb 2025 15:01:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=xzR8aRxbQCOTZS8ld5ivFYcmUKlp59f9XcXuTyvR6fg=; b=1gskd8gVi+I1c9tuW0Si+mffFI S5ZlXVJAwlX70MoKIWcUxQUv9TsRdp/EkfHijYXSDgDc9E0MhrmU68+n4HwpJjDNWTmaAZPN9CmSa lY1dh/6ptURVrFZ2GrYo7NdmXDTawiDouXG+q+dz3iIgDV71HLyMERbD5x+029hdWDxYWc4ax6BWN +u3yYKcnM68iHtDip85V1xJbbggAZZtcapVjuoU6fDxuaqW0n4Fm8uSEomigixiR5ltXXLVeLS5N8 Rg+A7TWgIaT4lBuSS/2SfXe/LwK9xEi9dAsslTRVrqNndQ1rC+tP7xRUTl4SgcAdbFowo4C83ofNO qGq+djrg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1to1ru-0000000BN9a-47YK; Fri, 28 Feb 2025 15:01:38 +0000 Received: from bali.collaboradmins.com ([2a01:4f8:201:9162::2]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1to1jr-0000000BLBQ-1BgC; Fri, 28 Feb 2025 14:53:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1740754397; bh=A+OjilsXusgmzLCL9Wv/h1+R9nNWJKHUhBgcxvTFFXQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=C+oLPH4dgjkKoYCRr3GNEYn5OL95zVUY1cCvrY68xREqyQVL7Hil7Vb+qR9HOQYvx WnnV4w89SmIY75Az/cAjt9m320+RcdbT9htkuOAxKzjWEFlPBo2BexErGv8y7p5nwX ekWv1RG5DsPPnAQequ8hqicUWUzzm+YJ7YxDb9ZK60EmSRkV0VEGiKj732D7llAwD5 wxDiT75NdpbQUxJmSsr3aSwOSJ3qM60hRiifLCXSkTluxG1/h9B4/Thk60ZpC3CAFN USJjQW8QU135NUTR6IXqrjGVEujK90Ra/pWySpzKyCGGDw6QDkDZ84P+IeOKkOFw1c /Ozm7bxahVp/w== Received: from trenzalore.hitronhub.home (unknown [23.233.251.139]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: detlev) by bali.collaboradmins.com (Postfix) with ESMTPSA id BBF3A17E0B13; Fri, 28 Feb 2025 15:53:15 +0100 (CET) From: Detlev Casanova To: linux-kernel@vger.kernel.org Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Detlev Casanova , Alexey Charkov , Dragan Simic , Stephen Chen , Kever Yang , Liang Chen , Elaine Zhang , Frank Wang , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, kernel@collabora.com Subject: [PATCH 1/2] arm64: dts: rockchip: Add SFC nodes for rk3576 Date: Fri, 28 Feb 2025 09:50:47 -0500 Message-ID: <20250228145304.581349-2-detlev.casanova@collabora.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250228145304.581349-1-detlev.casanova@collabora.com> References: <20250228145304.581349-1-detlev.casanova@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250228_065319_461910_00D404DB X-CRM114-Status: UNSURE ( 8.90 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The rk3576 SoC has 2 SFC cores that provide FSPI functions. Signed-off-by: Detlev Casanova --- arch/arm64/boot/dts/rockchip/rk3576.dtsi | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi b/arch/arm64/boot/dts/rockchip/rk3576.dtsi index 4dde954043ef6..a9849003c8dd6 100644 --- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi @@ -1221,6 +1221,17 @@ gmac1_mtl_tx_setup: tx-queues-config { }; }; + sfc1: spi@2a300000 { + compatible = "rockchip,sfc"; + reg = <0x0 0x2a300000 0x0 0x4000>; + interrupts = ; + clocks = <&cru SCLK_FSPI1_X2>, <&cru HCLK_FSPI1>; + clock-names = "clk_sfc", "hclk_sfc"; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + sdmmc: mmc@2a310000 { compatible = "rockchip,rk3576-dw-mshc"; reg = <0x0 0x2a310000 0x0 0x4000>; @@ -1260,6 +1271,17 @@ sdhci: mmc@2a330000 { status = "disabled"; }; + sfc0: spi@2a340000 { + compatible = "rockchip,sfc"; + reg = <0x0 0x2a340000 0x0 0x4000>; + interrupts = ; + clocks = <&cru SCLK_FSPI_X2>, <&cru HCLK_FSPI>; + clock-names = "clk_sfc", "hclk_sfc"; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + gic: interrupt-controller@2a701000 { compatible = "arm,gic-400"; reg = <0x0 0x2a701000 0 0x10000>, From patchwork Fri Feb 28 14:50:48 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Detlev Casanova X-Patchwork-Id: 13996591 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 A188CC19776 for ; Fri, 28 Feb 2025 15:03:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; 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Fri, 28 Feb 2025 15:53:18 +0100 (CET) From: Detlev Casanova To: linux-kernel@vger.kernel.org Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Detlev Casanova , Alexey Charkov , Dragan Simic , Stephen Chen , Kever Yang , Liang Chen , Elaine Zhang , Frank Wang , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, kernel@collabora.com Subject: [PATCH 2/2] arm64: dts: rockchip: Add SPI NOR device on the ROCK 4D Date: Fri, 28 Feb 2025 09:50:48 -0500 Message-ID: <20250228145304.581349-3-detlev.casanova@collabora.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250228145304.581349-1-detlev.casanova@collabora.com> References: <20250228145304.581349-1-detlev.casanova@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250228_065322_246858_FE206FE9 X-CRM114-Status: GOOD ( 10.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The SPI NOR chip is connected on the FSPI0 core, so enable the sfc0 node and add the flash device to it. The SPI NOR won't work at higher speed than 50 MHz, specify the limit. Signed-off-by: Detlev Casanova --- arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts b/arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts index 5dc1c18a3b211..09977dc191fe1 100644 --- a/arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts +++ b/arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts @@ -670,6 +670,22 @@ &sdmmc { status = "okay"; }; + +&sfc0 { + pinctrl-names = "default"; + pinctrl-0 = <&fspi0_pins &fspi0_csn0>; + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <50000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <1>; + vcc-supply = <&vcc_1v8_s3>; + }; +}; + &u2phy0 { status = "okay"; };