From patchwork Fri Apr 11 23:31:31 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yixun Lan X-Patchwork-Id: 880634 Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C51B32BF3C2; Fri, 11 Apr 2025 23:32:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=140.211.166.183 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744414360; cv=none; b=ZbhV0rEKBPnFjaF6wBhsU9MERWlBGmXtf3lYJSuNyUAyR8PUtFThRDy/3AkIbaguA3TenxjMew2KA+xkt00RxwDvl9qjxWD3P4SSu2ta3sY2sX5ACZ7NfYxXMmTvAP/G1L2E4jkitTi9mcxV9eVCRQvaq4v0Jns8ZU4PUC/hDVc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744414360; c=relaxed/simple; bh=YrlYG0PuIhX+fM4QE2J+VecM1LCm6wkTyVul/SahGUw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=FkuIknSpXiJnYwgxPfV+r5L6UpZnHxJmSz1kywistC4gOe2pN7T3KvCNqKiAlp4HIv8eBwC/8SlgC2innzXsk54nvu8ZEwqn3lBc7EgaQG+Zt1P6r3YF5sleyL7dyE/oQasnGJe8m63MAsNrefuIQrFvOi50JkwEtzk0Ut0nOAM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gentoo.org; spf=pass smtp.mailfrom=gentoo.org; arc=none smtp.client-ip=140.211.166.183 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gentoo.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gentoo.org Received: from [127.0.0.1] (unknown [116.232.27.72]) (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: dlan) by smtp.gentoo.org (Postfix) with ESMTPSA id 34AE73432D5; Fri, 11 Apr 2025 23:32:31 +0000 (UTC) From: Yixun Lan Date: Sat, 12 Apr 2025 07:31:31 +0800 Subject: [PATCH v8 4/5] riscv: dts: spacemit: add gpio support for K1 SoC Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250412-03-k1-gpio-v8-4-1c6862d272ec@gentoo.org> References: <20250412-03-k1-gpio-v8-0-1c6862d272ec@gentoo.org> In-Reply-To: <20250412-03-k1-gpio-v8-0-1c6862d272ec@gentoo.org> To: Bartosz Golaszewski , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Conor Dooley , Paul Walmsley , Palmer Dabbelt Cc: Alex Elder , Yangyu Chen , Jisheng Zhang , Jesse Taube , Inochi Amaoto , Icenowy Zheng , Meng Zhang , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, Yixun Lan X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=1793; i=dlan@gentoo.org; h=from:subject:message-id; bh=YrlYG0PuIhX+fM4QE2J+VecM1LCm6wkTyVul/SahGUw=; b=owEBzQIy/ZANAwAKATGq6kdZTbvtAcsmYgBn+aZuc6Btsz8hWNLUclrAWt/vtKUFU9gDludtq lprgt5hbNeJApMEAAEKAH0WIQS1urjJwxtxFWcCI9wxqupHWU277QUCZ/mmbl8UgAAAAAAuAChp c3N1ZXItZnByQG5vdGF0aW9ucy5vcGVucGdwLmZpZnRoaG9yc2VtYW4ubmV0QjVCQUI4QzlDMzF CNzExNTY3MDIyM0RDMzFBQUVBNDc1OTREQkJFRAAKCRAxqupHWU277dTSD/4tMEKx7GOf1vg9zz 3MwpLQbUebhEVKxHuCpia83gNOTyNRUqHgnkSIfo6KrRMvIac1rcdd6e0kH36ivp33chnXeULhq g2yM2bybYNAlKBUegggSwITZSQ7O/I2mP1Bj8nlJzF66TvxEwrYN3pSeDNr9TX2HGPp9QV0CmbF /Mj4y302f7CGzDkup4CKL2CPZpigk9GZ/An4pcAUBT6u+XDSREQNHNKpnGyoVaK0MoCtPQgBC4k XfpLWKv4m7Ffl+fcB5derFJEEtCUhgtAYpJ+5qa9qUuwI9RFwwCiMP5xbW0wit7YMTpUIz6FX6C 6WKSUI2+yWtFhYWtwITSq+dlLYDB6OFvVTUF1/fwEPQM2cC62UcmUtTxLzrFpFuSYf4Vz6BWzzA 13Y4R+jJph+fZi3NRBvrFZ9AnQdkMTD9f9F7G0fj8y8djyhFy9xzI8K0kWX69PJ42u3DNYsKtlG 6iDaVBwAJvQfZxEpM/+deZ0YsOS1Wdo9iux3b8TlBKimtkZvhr477YESXo0MbIoJqq0ds8oYKye EYYMfZjyF/san6oPnnPRMYioYmva9dkR+SgabXG+kHqra1QXrgFGe9lyWX85epGZViqg88S3bMI 8ESy3j/hdsgO6V5TCB3RWt7KGMt3Qs57QlYlYqQYAIoI+1BcOai8G0kWK5rC7jrEYvwg== X-Developer-Key: i=dlan@gentoo.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 Populate the GPIO node in the device tree for SpacemiT K1 SoC. Each of 32 pins will act as one bank and map pins to pinctrl controller. Signed-off-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi | 3 +++ arch/riscv/boot/dts/spacemit/k1.dtsi | 15 +++++++++++++++ 2 files changed, 18 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi b/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi index a8eac5517f8578d60cb45214589ccb45ac376b9a..283663647a86ff137917ced8bfe79a129c86342a 100644 --- a/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi @@ -7,6 +7,9 @@ #define K1_PADCONF(pin, func) (((pin) << 16) | (func)) +/* Map GPIO pin to each bank's */ +#define K1_GPIO(x) (x / 32) (x % 32) + &pinctrl { uart0_2_cfg: uart0-2-cfg { uart0-2-pins { diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi index c670ebf8fa12917aa6493fcd89fdd1409529538b..ff86a02c25f2e0818a48ed56c75e911d8612f6d1 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -404,6 +404,21 @@ uart9: serial@d4017800 { status = "disabled"; }; + gpio: gpio@d4019000 { + compatible = "spacemit,k1-gpio"; + reg = <0x0 0xd4019000 0x0 0x100>; + gpio-controller; + #gpio-cells = <3>; + interrupts = <58>; + interrupt-parent = <&plic>; + interrupt-controller; + #interrupt-cells = <3>; + gpio-ranges = <&pinctrl 0 0 0 32>, + <&pinctrl 1 0 32 32>, + <&pinctrl 2 0 64 32>, + <&pinctrl 3 0 96 32>; + }; + pinctrl: pinctrl@d401e000 { compatible = "spacemit,k1-pinctrl"; reg = <0x0 0xd401e000 0x0 0x400>;