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IronPort-SDR: aAaAaMi9zn5b0IKvAXVll+KT1qEYlXSXP8NEQWe7jSRcKsoO+nqpYopgBpi3nVF7kfvvFVtrQf G5HQV5cJejqk0/4DSKD/LaWrbxWX6JyY7uRRyyrfYlZiJGMTRD8/g7GhKHpt5crXiKEl7hVKcG lTgG2r3kf2m6QvYp/3Y1feD4C2iFgTSEOUWFoUf1Kg2HWAN1G9igbSa/8LNJnlDF+fo9rqGKtp xevkajNMmnSvv17+g7ww+o1KJQKakkOruTe042R9FbXIi4lW4CstrGE1IB9uivbkDshSMtFvGx R7M= X-IronPort-AV: E=Sophos;i="5.81,274,1610434800"; d="scan'208";a="108354587" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 24 Mar 2021 02:44:19 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) 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 15.1.2176.2; Wed, 24 Mar 2021 02:44:19 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2176.2 via Frontend Transport; Wed, 24 Mar 2021 02:44:15 -0700 From: Claudiu Beznea To: , , , , CC: , , , Claudiu Beznea Subject: [RESEND PATCH 0/5] clk: at91: updates for power management and dvfs Date: Wed, 24 Mar 2021 11:43:48 +0200 Message-ID: <20210324094353.1710114-1-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210324_094425_428150_49DA34AE X-CRM114-Status: GOOD ( 10.65 ) 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 Hi, This series addresses the power management for SAMA7G5 and also updates the master clock prescaller and master clock divider drivers to accommodate the requests at [1]. The power management part is implemented by adding save_context()/restore_context() on each clock driver (patch 1/5). Since the PM part is necessary only for backup mode (supported on SAMA5D2 and SAMA7G5) the pmc.c has been adapted to call the save_context()/restore_context() only on switches to/from backup mode (patch 2/5). Patch 3/5 adds the securam clock on SAMA7G5. This is necessary for backup mode of SAMA7G5. Patch 4/5 adds registers definitions for the new master clocks (MCK1..4) of SAMA7G5 and adapt the clk-master.c. The defines exported in include/linux/clk/at91_pmc.h will be also used by platform specific PM code. Patch 5/5 adpat the master clock divider and master clock prescaller to address the requests at [1]. Thank you, Claudiu Beznea [1] https://lore.kernel.org/lkml/20210105104426.4tmgc2l3vyicwedd@vireshk-i7/ Claudiu Beznea (5): clk: at91: re-factor clocks suspend/resume clk: at91: pmc: execute suspend/resume only for backup mode clk: at91: sama7g5: add securam's peripheral clock clk: at91: clk-master: add register definition for sama7g5's master clock clk: at91: clk-master: update for dvfs drivers/clk/at91/at91rm9200.c | 2 +- drivers/clk/at91/at91sam9260.c | 2 +- drivers/clk/at91/at91sam9g45.c | 2 +- drivers/clk/at91/at91sam9n12.c | 2 +- drivers/clk/at91/at91sam9rl.c | 2 +- drivers/clk/at91/at91sam9x5.c | 2 +- drivers/clk/at91/clk-generated.c | 45 +++- drivers/clk/at91/clk-main.c | 66 +++++ drivers/clk/at91/clk-master.c | 395 +++++++++++++++++++++------- drivers/clk/at91/clk-peripheral.c | 38 ++- drivers/clk/at91/clk-pll.c | 37 +++ drivers/clk/at91/clk-programmable.c | 29 +- drivers/clk/at91/clk-sam9x60-pll.c | 68 ++++- drivers/clk/at91/clk-system.c | 20 ++ drivers/clk/at91/clk-usb.c | 27 ++ drivers/clk/at91/clk-utmi.c | 47 +++- drivers/clk/at91/dt-compat.c | 2 +- drivers/clk/at91/pmc.c | 175 +++--------- drivers/clk/at91/pmc.h | 27 +- drivers/clk/at91/sam9x60.c | 2 +- drivers/clk/at91/sama5d2.c | 2 +- drivers/clk/at91/sama5d3.c | 2 +- drivers/clk/at91/sama5d4.c | 2 +- drivers/clk/at91/sama7g5.c | 3 +- include/linux/clk/at91_pmc.h | 26 ++ 25 files changed, 750 insertions(+), 275 deletions(-)