From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 11 Mar 2024 09:44:03 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1rjbGN-000ny3-2I for lore@lore.pengutronix.de; Mon, 11 Mar 2024 09:44:03 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rjbGN-0000HB-4o for lore@pengutronix.de; Mon, 11 Mar 2024 09:44:03 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; 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Mon, 11 Mar 2024 09:43:30 +0100 Message-ID: <427e9abd-ccc2-44b0-a9db-421269e67e74@pengutronix.de> Date: Mon, 11 Mar 2024 09:43:30 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: Steffen Trumtrar , barebox@lists.infradead.org References: <20240308-v2024-02-0-topic-arasan-hs200-support-v1-0-6d50c90485f3@pengutronix.de> <20240308-v2024-02-0-topic-arasan-hs200-support-v1-1-6d50c90485f3@pengutronix.de> From: Ahmad Fatoum In-Reply-To: <20240308-v2024-02-0-topic-arasan-hs200-support-v1-1-6d50c90485f3@pengutronix.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240311_014331_957276_6978CEE1 X-CRM114-Status: GOOD ( 17.14 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.6 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH 01/12] ARM: zynqmp: add sd_dll_reset call X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On 08.03.24 12:16, Steffen Trumtrar wrote: > Add a function to reset DLL logic for SD devices. > > Signed-off-by: Steffen Trumtrar Reviewed-by: Ahmad Fatoum > --- > arch/arm/mach-zynqmp/firmware-zynqmp.c | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > > diff --git a/arch/arm/mach-zynqmp/firmware-zynqmp.c b/arch/arm/mach-zynqmp/firmware-zynqmp.c > index a2b61efff4..b383ed6f00 100644 > --- a/arch/arm/mach-zynqmp/firmware-zynqmp.c > +++ b/arch/arm/mach-zynqmp/firmware-zynqmp.c > @@ -511,6 +511,23 @@ static int zynqmp_pm_ioctl(u32 node_id, u32 ioctl_id, u32 arg1, u32 arg2, > arg1, arg2, out); > } > > +/** > + * zynqmp_pm_sd_dll_reset() - Reset DLL logic > + * > + * @node_id: Node ID of the device > + * @type: Reset type > + * > + * This function resets DLL logic for the SD device. > + * > + * Return: Returns status, either success or error+reason > + */ > +int zynqmp_pm_sd_dll_reset(u32 node_id, u32 type) > +{ > + return zynqmp_pm_invoke_fn(PM_IOCTL, node_id, IOCTL_SD_DLL_RESET, > + type, 0, NULL); > +} > +EXPORT_SYMBOL_GPL(zynqmp_pm_sd_dll_reset); > + > /* > * zynqmp_pm_write_ggs() - PM API for writing global general storage (ggs) > * @index: GGS register index > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |