From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 15 Mar 2024 15:02:42 +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 1rl88w-007x7A-28 for lore@lore.pengutronix.de; Fri, 15 Mar 2024 15:02:42 +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 1rl88u-0001Wr-Oc for lore@pengutronix.de; Fri, 15 Mar 2024 15:02:42 +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:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=dkeYMTzDPqnNRe5bMKN3x/o1r7VBvuZ42A3XVG+gQOE=; b=1jODvFaXOK4998MTz0Xm2TXBRL 956cIk1vM9fZyXgdbPTg+z8aZuYzFFsnqz39Cwu5QYxHfACmpxY+5cA2AaqrjegPpHYeUjWkM1O6z APZJivFGC9rj2NVuofvwf1T2cfBy6T9asi36lqarRqMSILlaLct8OVsiTL5SSdzMpc19itDy6cZs7 qKm2E2dfqUQCHMNs3skGvSUhW5j+XlyUlI8DLnrwNwwksoS/0p7fPN0EG50GY57ymof/GpdM/Xvfx 73hfMetyVk7nIOpQwuLG/ewOZFVYZV5wZQaOjMu9h8mvdfPben63OG0kNOPOlG7y6BUxtXOlT11gV Vj4X3Kew==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rl883-00000000OnX-0rtC; Fri, 15 Mar 2024 14:01:47 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rl87z-00000000OjN-0O9G for barebox@lists.infradead.org; Fri, 15 Mar 2024 14:01:44 +0000 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=ratatoskr.trumtrar.info) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1rl87x-000817-Lk; Fri, 15 Mar 2024 15:01:41 +0100 From: Steffen Trumtrar Date: Fri, 15 Mar 2024 15:00:42 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20240315-v2024-02-0-topic-arasan-hs200-support-v3-1-df268c2f4907@pengutronix.de> References: <20240315-v2024-02-0-topic-arasan-hs200-support-v3-0-df268c2f4907@pengutronix.de> In-Reply-To: <20240315-v2024-02-0-topic-arasan-hs200-support-v3-0-df268c2f4907@pengutronix.de> To: barebox@lists.infradead.org Cc: Ahmad Fatoum X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1207; i=s.trumtrar@pengutronix.de; h=from:subject:message-id; bh=0j57/qQLDW20msk97Pu/ySf1O6A9xHt0DLu6kvSeGrY=; b=owGbwMvMwCUmvd38QH3grB+Mp9WSGFK/hExXTQ5ti5vk1tCqGbzM8rW+H989tYkPi80vrH2nF aHXoGfXUcrCIMbFICumyBK59pDGZuHPOl+On2eAmcPKBDKEgYtTACbSPp3hN8vKZMXmgIZpoqaN xttM9fY5+vrFyNterSkuEZIOOLfnLMNf8TOlQeWa0867hG4oXjZXt/qag4TeyoA/e3gLzioxrVj KCAA= X-Developer-Key: i=s.trumtrar@pengutronix.de; a=openpgp; fpr=59ADC228B313F32CF4C7CF001BB737C07F519AF8 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240315_070143_147108_14FF7828 X-CRM114-Status: UNSURE ( 8.47 ) X-CRM114-Notice: Please train this message. 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=-5.4 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: [PATCH v3 01/14] 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) 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 -- 2.40.1