From nobody Mon May 11 04:11:51 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 144D7C433F5 for ; Fri, 15 Apr 2022 12:54:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353802AbiDOM4f (ORCPT ); Fri, 15 Apr 2022 08:56:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54222 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243415AbiDOM4Z (ORCPT ); Fri, 15 Apr 2022 08:56:25 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B199CBF95F for ; Fri, 15 Apr 2022 05:53:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1650027235; x=1681563235; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=jpQn21lfBJqxHASJ0XDepMTCjpzWE4fmKlR+6b/wZig=; b=0IFbNZH8WDXswEaNpK/Lr3rmE3jfbrE5rem4vgEu7YOYU2X9L5t75K+V wNTXpl7kVc/LSswIMBtsRKpoL3fS37EVq0AVzgAiroAnE5IcmlMgB3C71 i+KGfXyZcXB2dnuYMuqQUrivYBM3vxVNlDJwtiP+mruukN5Up1h6SEyxd +yEN2gkXnjHHGxF6iz2MuQB7jITdRkTz9g7JWCCsvEdKJbh6Hseq/dZw4 4l19NUOP6KeoXT6+F4qUYFganQj3w6tVCV3WK6kIHoo3CWqSMsQROIAA4 enaOqKtPM+0W6tR74zXnh3En2eQ8cOfi/jO4Gmr+oF9adflX8x7B+bRur w==; X-IronPort-AV: E=Sophos;i="5.90,262,1643698800"; d="scan'208";a="160220612" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa5.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 15 Apr 2022 05:53:55 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Fri, 15 Apr 2022 05:53:54 -0700 Received: from wendy.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Fri, 15 Apr 2022 05:53:53 -0700 From: Conor Dooley To: Palmer Dabbelt CC: Paul Walmsley , Albert Ou , , , Conor Dooley Subject: [PATCH v1 1/4] riscv: select peripheral drivers for polarfire soc Date: Fri, 15 Apr 2022 13:52:19 +0100 Message-ID: <20220415125221.2871991-2-conor.dooley@microchip.com> X-Mailer: git-send-email 2.35.2 In-Reply-To: <20220415125221.2871991-1-conor.dooley@microchip.com> References: <20220415125221.2871991-1-conor.dooley@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Update the SOC_MICROCHIP_POLARFIRE kconfig entry to select, where applicable, the supported drivers for the SoC. Signed-off-by: Conor Dooley --- arch/riscv/Kconfig.socs | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs index 34592d00dde8..7f93c729d51c 100644 --- a/arch/riscv/Kconfig.socs +++ b/arch/riscv/Kconfig.socs @@ -3,6 +3,10 @@ menu "SoC selection" config SOC_MICROCHIP_POLARFIRE bool "Microchip PolarFire SoCs" select MCHP_CLK_MPFS + select POLARFIRE_SOC_MAILBOX if MAILBOX + select POLARFIRE_SOC_SYS_CTRL if MAILBOX + select HW_RANDOM_POLARFIRE_SOC if POLARFIRE_SOC_SYS_CTRL + select PCIE_MICROCHIP_HOST if PCI_MSI && OF select SIFIVE_PLIC help This enables support for Microchip PolarFire SoC platforms. --=20 2.35.2 From nobody Mon May 11 04:11:51 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D2E7C433F5 for ; Fri, 15 Apr 2022 12:54:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353798AbiDOM4a (ORCPT ); Fri, 15 Apr 2022 08:56:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345456AbiDOM4Z (ORCPT ); Fri, 15 Apr 2022 08:56:25 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3B0F9BF967 for ; Fri, 15 Apr 2022 05:53:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1650027237; x=1681563237; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=xD0I5xV7kWeZLBUmPepIj83tk4qE1jeszPPagX3C5ew=; b=Bl2PLZ3OO6qbRWqWMPIhKlAnM/M1gXXqEGqjkHQbSYoXAk94sNhN2SPQ faU6IqNBlJf12he+moQ1idxzb2HSJL5AS3bKPWWsh0kJ49fRsBGCpEuDi iSOWaY1tFD+EjAUGXaHN44SK99SVh3ngQMzCKsTusYLE4pXuqJmaRkGdd 0LBXsBRh4cR/tkQfGXxPywIsas+vHJm+KVcjtkNwr69c1/W2/gNDdgdL8 E8AKC4OxhNgdQ6uvoqahWJgksacdsLHPSWU82KF0qN/0lH9y4o7qYi+nl ZfDRghVaCs473PhJEyYyqtWJeaOqiryqh09xCvLFL8XM198AWsX4hP3fq A==; X-IronPort-AV: E=Sophos;i="5.90,262,1643698800"; d="scan'208";a="169769320" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 15 Apr 2022 05:53:56 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Fri, 15 Apr 2022 05:53:56 -0700 Received: from wendy.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Fri, 15 Apr 2022 05:53:55 -0700 From: Conor Dooley To: Palmer Dabbelt CC: Paul Walmsley , Albert Ou , , , Conor Dooley Subject: [PATCH v1 2/4] riscv: config: enable the mailbox framework Date: Fri, 15 Apr 2022 13:52:20 +0100 Message-ID: <20220415125221.2871991-3-conor.dooley@microchip.com> X-Mailer: git-send-email 2.35.2 In-Reply-To: <20220415125221.2871991-1-conor.dooley@microchip.com> References: <20220415125221.2871991-1-conor.dooley@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add the mailbox framework so that the system controller drivers get compiled for PolarFire SoC. Signed-off-by: Conor Dooley --- arch/riscv/configs/defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig index 30e3017f22bc..e8472ffbb4dc 100644 --- a/arch/riscv/configs/defconfig +++ b/arch/riscv/configs/defconfig @@ -100,6 +100,7 @@ CONFIG_VIRTIO_PCI=3Dy CONFIG_VIRTIO_BALLOON=3Dy CONFIG_VIRTIO_INPUT=3Dy CONFIG_VIRTIO_MMIO=3Dy +CONFIG_MAILBOX=3Dy CONFIG_RPMSG_CHAR=3Dy CONFIG_RPMSG_VIRTIO=3Dy CONFIG_EXT4_FS=3Dy --=20 2.35.2 From nobody Mon May 11 04:11:51 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E8C5AC433EF for ; Fri, 15 Apr 2022 12:54:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353834AbiDOM4k (ORCPT ); Fri, 15 Apr 2022 08:56:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54240 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353483AbiDOM41 (ORCPT ); Fri, 15 Apr 2022 08:56:27 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 77155BF51A for ; Fri, 15 Apr 2022 05:53:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1650027239; x=1681563239; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=RLw1mhSx4JnJWY7T9B+yYOnuF2rUPtAaGFAVz/XWDdQ=; b=NDkzkC/qo4ldW/qfWKIyveB9/I2Hs4qKNcOWuSOZezqPX0JuOTYcKvkM UTYkAfend0HcvJVnIq0GS+szTHVsFLXle21c96IHbA28jHipjspJY2zVQ kH/QwoxgtKaGpUjcsvhuUFC8FY9uGlrXsrSrzjRFwR9PucpzuKO5Vk0k5 jTUByUYnvRO7HNEWgd/qZHG3N/ntg3qNjYBzQED4HyvJ9x40pO8ilpnBe WxW8fEvY+MqPdfy9ZUJBT5i1dyMUYyLNMzZx/ApZTfzPEnLJ8zBUw2CL9 TitSVyJgtqdz+9Sw1FIkdOjJagZAN6bOYk1H5dAacYW6PjhWOwDizW4sv g==; X-IronPort-AV: E=Sophos;i="5.90,262,1643698800"; d="scan'208";a="155680097" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 15 Apr 2022 05:53:58 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Fri, 15 Apr 2022 05:53:58 -0700 Received: from wendy.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Fri, 15 Apr 2022 05:53:56 -0700 From: Conor Dooley To: Palmer Dabbelt CC: Paul Walmsley , Albert Ou , , , Conor Dooley Subject: [PATCH v1 3/4] riscv: select vitesse phy driver for polarfire soc Date: Fri, 15 Apr 2022 13:52:21 +0100 Message-ID: <20220415125221.2871991-4-conor.dooley@microchip.com> X-Mailer: git-send-email 2.35.2 In-Reply-To: <20220415125221.2871991-1-conor.dooley@microchip.com> References: <20220415125221.2871991-1-conor.dooley@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" There is a Vitesse VSC8662 on the Icicle Kit, until a better option exists, select it in Kconfig.socs for SOC_MICROCHIP_POLARFIRE. Signed-off-by: Conor Dooley --- Palmer: You said to put in a comment, but I have no idea how Kconfig expects a mid line comment to look. kbuild didn't seem to complain about what I did, but lmk if that's not what you meant. --- arch/riscv/Kconfig.socs | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs index 7f93c729d51c..ff2b8b90db19 100644 --- a/arch/riscv/Kconfig.socs +++ b/arch/riscv/Kconfig.socs @@ -8,6 +8,7 @@ config SOC_MICROCHIP_POLARFIRE select HW_RANDOM_POLARFIRE_SOC if POLARFIRE_SOC_SYS_CTRL select PCIE_MICROCHIP_HOST if PCI_MSI && OF select SIFIVE_PLIC + select VITESSE_PHY # present on icicle kit help This enables support for Microchip PolarFire SoC platforms. =20 --=20 2.35.2 From nobody Mon May 11 04:11:51 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 263EAC433F5 for ; Fri, 15 Apr 2022 12:54:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353841AbiDOM4o (ORCPT ); Fri, 15 Apr 2022 08:56:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54262 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353571AbiDOM42 (ORCPT ); Fri, 15 Apr 2022 08:56:28 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A61D5BF51A for ; Fri, 15 Apr 2022 05:54:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1650027240; x=1681563240; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=TEwhUw8m7yZXsEi10aMbJ5KQItvCyoj7fGnbnyDG3vM=; b=eo7rFPWNWQWhdupIOS/nnGMla9gGwpHHdh3bwG/Ag5ysQlXbbufhGKPL 5EeUGZ0gQY5m5mB9BqxbOxBUmLaI9m2AvpcW9F3sZuxGwsJmjrU1OP311 duB5DRmLuEcNXkPBLOp3XbVCRGyawBOFCtIdXl3aE81mIOVK305fM8C4t CecAgz0fn9X5BqVFxZgRg7pCs+/ewVzw2MbjqYeJqSXo9NKp+S6z1UwkJ 7w4fLrXKScTgEKitk3PboK1z7P8TWsdBtFxgpbeUh+3DQbNO8JPSeMnT5 PD53XZdAsVVmBH8in8upFOb5EoFYpTYxFKBHm55hFrOFdXioRX9+If0i+ g==; X-IronPort-AV: E=Sophos;i="5.90,262,1643698800"; d="scan'208";a="169769323" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 15 Apr 2022 05:54:00 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Fri, 15 Apr 2022 05:53:59 -0700 Received: from wendy.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Fri, 15 Apr 2022 05:53:58 -0700 From: Conor Dooley To: Palmer Dabbelt CC: Paul Walmsley , Albert Ou , , , Conor Dooley Subject: [PATCH v1 4/4] MAINTAINERS: add polarfire rng, pci and clock drivers Date: Fri, 15 Apr 2022 13:52:22 +0100 Message-ID: <20220415125221.2871991-5-conor.dooley@microchip.com> X-Mailer: git-send-email 2.35.2 In-Reply-To: <20220415125221.2871991-1-conor.dooley@microchip.com> References: <20220415125221.2871991-1-conor.dooley@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Hardware random, PCI and clock drivers for the PolarFire SoC have been upstreamed but are not covered by the MAINTAINERS entry, so add them. Signed-off-by: Conor Dooley --- MAINTAINERS | 3 +++ 1 file changed, 3 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index fd768d43e048..a1df9c89bd11 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16944,7 +16944,10 @@ M: Conor Dooley L: linux-riscv@lists.infradead.org S: Supported F: arch/riscv/boot/dts/microchip/ +F: drivers/char/hw_random/mpfs-rng.c +F: drivers/clk/microchip/clk-mpfs.c F: drivers/mailbox/mailbox-mpfs.c +F: drivers/pci/controller/pcie-microchip-host.c F: drivers/soc/microchip/ F: include/soc/microchip/mpfs.h =20 --=20 2.35.2