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 X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 88298C433DB for ; Wed, 31 Mar 2021 11:01:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3F49B61998 for ; Wed, 31 Mar 2021 11:01:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235211AbhCaLBM (ORCPT ); Wed, 31 Mar 2021 07:01:12 -0400 Received: from esa.microchip.iphmx.com ([68.232.153.233]:40139 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235421AbhCaLA0 (ORCPT ); Wed, 31 Mar 2021 07:00:26 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1617188426; x=1648724426; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=9V9RqdI0EwgAjOnpM2Y5HNidcaMJtUhqTwXWdJSC784=; b=rTYyWSjhOpIDiPP1mt2WJO9hhZRcumHrGjrjJ/OymTU4dk2vvZVTI162 H88Twipkvk+5o8qp3dzIV6Kft/wGhQ6pIlqARjP+qgcQTUkSliSvXILsc yhDDVfmAHaJufbg7W/3wdKX8bwKeIEkPZkG1Djtdef48njX2q7Li6Ks8q Ht3oouW1XArmQddgfcFsucwKCGiOARxzrWZGyMfHBxv2/6QLcNBkprhPZ nMROjLr83v0WPV3ceveD6nPSPzJ8KwVW6iYuc4ZRMdWOLJNBn7C/tcK5C 09kdGwI9Gg1rg79sJKxxbmLfgx03QrTjdcR0zWt1jUsFWh9A7I4fx0NrD A==; IronPort-SDR: 0mdK9Cnphe+wUbkkNhNt+eHd5eSTwrivx8LeI6xw3rgR/ckVwXROqtUIMFHQXxCFf0ABwZ/YM4 w7Ix7E7diGW6ghwab2uSKPwPcNPSuQz+stecNUR90Q3g5vNslllI65Bfl4FJC/ZI+JGlO3UVpt 0gDK5NR0NQfHJxgg25tMYm3YOP0An4/IWuDoHvgzQZo+XbGeH6FYraekYk+B/dwBCPms7aEfu2 VQJj4qxBqJ4j9BnHsX0xkptJaJOZvyHV3v6LHeIIs6ezfr0K6bF6qyaHriBmeTca9BdUdbHgb1 r0k= X-IronPort-AV: E=Sophos;i="5.81,293,1610434800"; d="scan'208";a="115333393" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa3.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 31 Mar 2021 04:00:11 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 31 Mar 2021 04:00:11 -0700 Received: from rob-dk-mpu01.microchip.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2176.2 via Frontend Transport; Wed, 31 Mar 2021 04:00:09 -0700 From: Claudiu Beznea To: , , , , CC: , , , Claudiu Beznea Subject: [PATCH 23/24] ARM: at91: pm: add pm support for SAMA7G5 Date: Wed, 31 Mar 2021 13:59:07 +0300 Message-ID: <20210331105908.23027-24-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20210331105908.23027-1-claudiu.beznea@microchip.com> References: <20210331105908.23027-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add support for SAMA7G5 power management modes: standby, ulp0, ulp1, backup. Signed-off-by: Claudiu Beznea --- arch/arm/mach-at91/generic.h | 2 ++ arch/arm/mach-at91/pm.c | 37 ++++++++++++++++++++++++++++++++++++ arch/arm/mach-at91/sama7.c | 1 + 3 files changed, 40 insertions(+) diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index 0a4cdcb4985b..0c3960a8b3eb 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -14,12 +14,14 @@ extern void __init at91sam9_pm_init(void); extern void __init sam9x60_pm_init(void); extern void __init sama5_pm_init(void); extern void __init sama5d2_pm_init(void); +extern void __init sama7_pm_init(void); #else static inline void __init at91rm9200_pm_init(void) { } static inline void __init at91sam9_pm_init(void) { } static inline void __init sam9x60_pm_init(void) { } static inline void __init sama5_pm_init(void) { } static inline void __init sama5d2_pm_init(void) { } +static inline void __init sama7_pm_init(void) { } #endif #endif /* _AT91_GENERIC_H */ diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index f4e66a7c7d18..24d5fd06d487 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -152,6 +152,17 @@ static const struct of_device_id sam9x60_ws_ids[] = { { /* sentinel */ } }; +static const struct of_device_id sama7g5_ws_ids[] = { + { .compatible = "atmel,at91sam9x5-rtc", .data = &ws_info[1] }, + { .compatible = "microchip,sama7g5-ohci", .data = &ws_info[2] }, + { .compatible = "usb-ohci", .data = &ws_info[2] }, + { .compatible = "atmel,at91sam9g45-ehci", .data = &ws_info[2] }, + { .compatible = "usb-ehci", .data = &ws_info[2] }, + { .compatible = "microchip,sama7g5-sdhci", .data = &ws_info[3] }, + { .compatible = "atmel,at91sam9260-rtt", .data = &ws_info[4] }, + { /* sentinel */ } +}; + static int at91_pm_config_ws(unsigned int pm_mode, bool set) { const struct wakeup_source_info *wsi; @@ -1103,6 +1114,32 @@ void __init sama5d2_pm_init(void) soc_pm.config_pmc_ws = at91_sama5d2_config_pmc_ws; } +void __init sama7_pm_init(void) +{ + static const int modes[] __initconst = { + AT91_PM_STANDBY, AT91_PM_ULP0, AT91_PM_ULP1, AT91_PM_BACKUP, + }; + static const u32 iomaps[] __initconst = { + [AT91_PM_ULP0] = AT91_PM_IOMAP(SFRBU), + [AT91_PM_ULP1] = AT91_PM_IOMAP(SFRBU) | + AT91_PM_IOMAP(SHDWC), + [AT91_PM_BACKUP] = AT91_PM_IOMAP(SFRBU) | + AT91_PM_IOMAP(SHDWC), + }; + + if (!IS_ENABLED(CONFIG_SOC_SAMA7)) + return; + + at91_pm_modes_validate(modes, ARRAY_SIZE(modes)); + + at91_dt_ramc(true); + at91_pm_modes_init(iomaps, ARRAY_SIZE(iomaps)); + at91_pm_init(NULL); + + soc_pm.ws_ids = sama7g5_ws_ids; + soc_pm.config_pmc_ws = at91_sam9x60_config_pmc_ws; +} + static int __init at91_pm_modes_select(char *str) { char *s; diff --git a/arch/arm/mach-at91/sama7.c b/arch/arm/mach-at91/sama7.c index e04cadb569ad..bcabe4d82080 100644 --- a/arch/arm/mach-at91/sama7.c +++ b/arch/arm/mach-at91/sama7.c @@ -17,6 +17,7 @@ static void __init sama7_common_init(void) { of_platform_default_populate(NULL, NULL, NULL); + sama7_pm_init(); } static void __init sama7_dt_device_init(void) -- 2.25.1