From patchwork Mon Jan 23 21:49:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Davis X-Patchwork-Id: 645696 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 92B0DC25B50 for ; Mon, 23 Jan 2023 21:49:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229777AbjAWVty (ORCPT ); Mon, 23 Jan 2023 16:49:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35982 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231965AbjAWVtw (ORCPT ); Mon, 23 Jan 2023 16:49:52 -0500 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0D70134C32; Mon, 23 Jan 2023 13:49:50 -0800 (PST) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 30NLnbwX095802; Mon, 23 Jan 2023 15:49:37 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1674510577; bh=KxJlfjRnH5VVW0Z3ijwgCktLdMpLEQEwyPzp851ona0=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=tTfA2yiTnA0o9ls8aqDbJ3JNMTzHmYZUPSlUlR6bmxD3Xp6akjET/aGZwe/oIq4Fm OW89jqnwMD4P0mcZ4OvZx2VBiYr7CdemFZLD7RVyFdiKy1lxYTDZC83q0SuYMGCi8P smWY8EPN2dKLPLh+s/tB0NfRcsXBJSjgqCdcCdys= Received: from DLEE113.ent.ti.com (dlee113.ent.ti.com [157.170.170.24]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 30NLnbml023043 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 23 Jan 2023 15:49:37 -0600 Received: from DLEE100.ent.ti.com (157.170.170.30) by DLEE113.ent.ti.com (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Mon, 23 Jan 2023 15:49:36 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16 via Frontend Transport; Mon, 23 Jan 2023 15:49:36 -0600 Received: from ula0226330.dal.design.ti.com (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 30NLnPZs065237; Mon, 23 Jan 2023 15:49:35 -0600 From: Andrew Davis To: Lee Jones , Rob Herring , Krzysztof Kozlowski , Arnd Bergmann , Linus Walleij , Geert Uytterhoeven , Daniel Tang , Fabian Vogt CC: , , , Andrew Davis Subject: [PATCH v5 8/9] ARM: nspire: Use syscon-reboot to handle restart Date: Mon, 23 Jan 2023 15:49:23 -0600 Message-ID: <20230123214924.27476-9-afd@ti.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230123214924.27476-1-afd@ti.com> References: <20230123214924.27476-1-afd@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Writing this bit can be handled by the DT syscon-reboot driver. Enable that driver and remove the machine_desc version. Signed-off-by: Andrew Davis Reviewed-by: Linus Walleij Tested-by: Fabian Vogt Reviewed-by: Fabian Vogt --- arch/arm/mach-nspire/Kconfig | 2 ++ arch/arm/mach-nspire/mmio.h | 3 --- arch/arm/mach-nspire/nspire.c | 10 ---------- 3 files changed, 2 insertions(+), 13 deletions(-) diff --git a/arch/arm/mach-nspire/Kconfig b/arch/arm/mach-nspire/Kconfig index b7a3871876d7..0ffdcaca1e6b 100644 --- a/arch/arm/mach-nspire/Kconfig +++ b/arch/arm/mach-nspire/Kconfig @@ -9,5 +9,7 @@ config ARCH_NSPIRE select ARM_VIC select ARM_TIMER_SP804 select NSPIRE_TIMER + select POWER_RESET + select POWER_RESET_SYSCON help This enables support for systems using the TI-NSPIRE CPU diff --git a/arch/arm/mach-nspire/mmio.h b/arch/arm/mach-nspire/mmio.h index 48e32f13f311..2ce0656139ec 100644 --- a/arch/arm/mach-nspire/mmio.h +++ b/arch/arm/mach-nspire/mmio.h @@ -5,9 +5,6 @@ * Copyright (C) 2013 Daniel Tang */ -#define NSPIRE_MISC_PHYS_BASE 0x900A0000 -#define NSPIRE_MISC_HWRESET 0x08 - #define NSPIRE_PWR_PHYS_BASE 0x900B0000 #define NSPIRE_PWR_VIRT_BASE 0xFEEB0000 #define NSPIRE_PWR_BUS_DISABLE1 0x18 diff --git a/arch/arm/mach-nspire/nspire.c b/arch/arm/mach-nspire/nspire.c index 2d4abb0288b9..1e13337972dd 100644 --- a/arch/arm/mach-nspire/nspire.c +++ b/arch/arm/mach-nspire/nspire.c @@ -27,16 +27,6 @@ static const char *const nspire_dt_match[] __initconst = { NULL, }; -static void nspire_restart(enum reboot_mode mode, const char *cmd) -{ - void __iomem *base = ioremap(NSPIRE_MISC_PHYS_BASE, SZ_4K); - if (!base) - return; - - writel(2, base + NSPIRE_MISC_HWRESET); -} - DT_MACHINE_START(NSPIRE, "TI-NSPIRE") .dt_compat = nspire_dt_match, - .restart = nspire_restart, MACHINE_END