{"id":811667,"url":"http://patchwork.ozlabs.org/api/patches/811667/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pwm/patch/20170908153604.28383-4-romain.izard.pro@gmail.com/","project":{"id":38,"url":"http://patchwork.ozlabs.org/api/projects/38/?format=json","name":"Linux PWM development","link_name":"linux-pwm","list_id":"linux-pwm.vger.kernel.org","list_email":"linux-pwm@vger.kernel.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20170908153604.28383-4-romain.izard.pro@gmail.com>","list_archive_url":null,"date":"2017-09-08T15:35:57","name":"[v1,03/10] clk: at91: pmc: Support backup for programmable clocks","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"77bb222cf6f5267c3916dafc95bc1ed5b9abb54d","submitter":{"id":8236,"url":"http://patchwork.ozlabs.org/api/people/8236/?format=json","name":"Romain Izard","email":"romain.izard.pro@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-pwm/patch/20170908153604.28383-4-romain.izard.pro@gmail.com/mbox/","series":[{"id":2238,"url":"http://patchwork.ozlabs.org/api/series/2238/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pwm/list/?series=2238","date":"2017-09-08T15:35:55","name":"Various patches for SAMA5D2 backup mode","version":1,"mbox":"http://patchwork.ozlabs.org/series/2238/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/811667/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/811667/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; 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\n\tFri, 08 Sep 2017 08:36:19 -0700 (PDT)","From":"Romain Izard ","To":"Nicolas Ferre ,\n\tBoris Brezillon ,\n\tMichael Turquette ,\n\tStephen Boyd ,\n\tLudovic Desroches ,\n\tJonathan Cameron , Wenyou Yang ,\n\tJosh Wu ,\n\tDavid Woodhouse ,\n\tBrian Norris ,\n\tMarek Vasut ,\n\tCyrille Pitchen ,\n\tThierry Reding ,\n\tRichard Genoud ,\n\tGreg Kroah-Hartman ,\n\tAlan Stern ","Cc":"linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org,\n\tlinux-iio@vger.kernel.org, linux-mtd@lists.infradead.org,\n\tlinux-pwm@vger.kernel.org, linux-serial@vger.kernel.org,\n\tlinux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org,\n\tRomain Izard ,\n\tRomain Izard ","Subject":"[PATCH v1 03/10] clk: at91: pmc: Support backup for programmable\n\tclocks","Date":"Fri, 8 Sep 2017 17:35:57 +0200","Message-Id":"<20170908153604.28383-4-romain.izard.pro@gmail.com>","X-Mailer":"git-send-email 2.11.0","In-Reply-To":"<20170908153604.28383-1-romain.izard.pro@gmail.com>","References":"<20170908153604.28383-1-romain.izard.pro@gmail.com>","Sender":"linux-pwm-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"linux-pwm@vger.kernel.org"},"content":"From: Romain Izard \n\nSave and restore the System Clock and Programmable Clock register for\nthe backup use case.\n\nSigned-off-by: Romain Izard \n---\n drivers/clk/at91/pmc.c | 5 +++++\n 1 file changed, 5 insertions(+)","diff":"diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c\nindex 07dc2861ad3f..5421b03553ec 100644\n--- a/drivers/clk/at91/pmc.c\n+++ b/drivers/clk/at91/pmc.c\n@@ -66,6 +66,7 @@ static struct\n \tu32 pcr[PMC_MAX_IDS];\n \tu32 audio_pll0;\n \tu32 audio_pll1;\n+\tu32 pckr[3];\n } pmc_cache;\n \n void pmc_register_id(u8 id)\n@@ -103,6 +104,8 @@ static int pmc_suspend(void)\n \t\tregmap_read(pmcreg, AT91_PMC_PCR,\n \t\t\t &pmc_cache.pcr[registered_ids[i]]);\n \t}\n+\tfor (i = 0; i < 3; i++)\n+\t\tregmap_read(pmcreg, AT91_PMC_PCKR(i), &pmc_cache.pckr[i]);\n \n \treturn 0;\n }\n@@ -143,6 +146,8 @@ static void pmc_resume(void)\n \t\t\t pmc_cache.pcr[registered_ids[i]] |\n \t\t\t AT91_PMC_PCR_CMD);\n \t}\n+\tfor (i = 0; i < 3; i++)\n+\t\tregmap_write(pmcreg, AT91_PMC_PCKR(i), pmc_cache.pckr[i]);\n \n \tif (pmc_cache.uckr & AT91_PMC_UPLLEN)\n \t\tmask |= AT91_PMC_LOCKU;\n","prefixes":["v1","03/10"]}