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Tue, 21 Jan 2020 02:21:47 -0800 Received: from xsj-pvapsmtp01 (xsj-mail.xilinx.com [149.199.38.66]) by xsj-smtp-dlp1.xlnx.xilinx.com (8.13.8/8.13.1) with ESMTP id 00LALgUE001395; Tue, 21 Jan 2020 02:21:42 -0800 Received: from [172.23.64.106] (helo=xhdvnc125.xilinx.com) by xsj-pvapsmtp01 with esmtp (Exim 4.63) (envelope-from ) id 1itqfF-0003Pm-QJ; Tue, 21 Jan 2020 02:21:42 -0800 Received: by xhdvnc125.xilinx.com (Postfix, from userid 16987) id 0967E12007B; Tue, 21 Jan 2020 15:51:41 +0530 (IST) From: Manish Narani To: michal.simek@xilinx.com, adrian.hunter@intel.com, ulf.hansson@linaro.org, jolly.shah@xilinx.com, rajan.vaja@xilinx.com, nava.manne@xilinx.com, manish.narani@xilinx.com, tejas.patel@xilinx.com Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org Subject: [PATCH 1/4] firmware: xilinx: Add ZynqMP Tap Delay setup ioctl to the valid list Date: Tue, 21 Jan 2020 15:51:32 +0530 Message-Id: <1579602095-30060-2-git-send-email-manish.narani@xilinx.com> X-Mailer: git-send-email 2.1.1 In-Reply-To: <1579602095-30060-1-git-send-email-manish.narani@xilinx.com> References: <1579602095-30060-1-git-send-email-manish.narani@xilinx.com> X-RCIS-Action: ALLOW X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.2.0.1013-23620.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:149.199.60.83; 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Ip=[149.199.60.83]; Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR02MB5896 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org The Tap Delay setup ioctl was not added to valid list due to which it may fail to set Tap Delays for SD. This patch fixes the same. Signed-off-by: Manish Narani --- drivers/firmware/xilinx/zynqmp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index 75bdfaa08380..89eb198cee5e 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -469,6 +469,7 @@ static int zynqmp_pm_clock_getparent(u32 clock_id, u32 *parent_id) static inline int zynqmp_is_valid_ioctl(u32 ioctl_id) { switch (ioctl_id) { + case IOCTL_SET_SD_TAPDELAY: case IOCTL_SET_PLL_FRAC_MODE: case IOCTL_GET_PLL_FRAC_MODE: case IOCTL_SET_PLL_FRAC_DATA: From patchwork Tue Jan 21 10:21:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manish Narani X-Patchwork-Id: 211238 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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 D6F08C2D0DB for ; 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Tue, 21 Jan 2020 02:21:42 -0800 Received: by xhdvnc125.xilinx.com (Postfix, from userid 16987) id 0E4A6121DAE; Tue, 21 Jan 2020 15:51:41 +0530 (IST) From: Manish Narani To: michal.simek@xilinx.com, adrian.hunter@intel.com, ulf.hansson@linaro.org, jolly.shah@xilinx.com, rajan.vaja@xilinx.com, nava.manne@xilinx.com, manish.narani@xilinx.com, tejas.patel@xilinx.com Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org Subject: [PATCH 2/4] firmware: xilinx: Add DLL reset support Date: Tue, 21 Jan 2020 15:51:33 +0530 Message-Id: <1579602095-30060-3-git-send-email-manish.narani@xilinx.com> X-Mailer: git-send-email 2.1.1 In-Reply-To: <1579602095-30060-1-git-send-email-manish.narani@xilinx.com> References: <1579602095-30060-1-git-send-email-manish.narani@xilinx.com> X-RCIS-Action: ALLOW X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.2.0.1013-23620.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:149.199.60.83; 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Ip=[149.199.60.83]; Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR02MB6055 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org SD DLL resets are required for some of the operations on ZynqMP platform. Add DLL reset support in ZynqMP firmware driver for SD DLL reset. Signed-off-by: Manish Narani --- drivers/firmware/xilinx/zynqmp.c | 1 + include/linux/firmware/xlnx-zynqmp.h | 9 ++++++++- 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index 89eb198cee5e..165ec0f1e10a 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -469,6 +469,7 @@ static int zynqmp_pm_clock_getparent(u32 clock_id, u32 *parent_id) static inline int zynqmp_is_valid_ioctl(u32 ioctl_id) { switch (ioctl_id) { + case IOCTL_SD_DLL_RESET: case IOCTL_SET_SD_TAPDELAY: case IOCTL_SET_PLL_FRAC_MODE: case IOCTL_GET_PLL_FRAC_MODE: diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index e41ad9e37136..01a6d972b8a8 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -92,7 +92,8 @@ enum pm_ret_status { }; enum pm_ioctl_id { - IOCTL_SET_SD_TAPDELAY = 7, + IOCTL_SD_DLL_RESET = 6, + IOCTL_SET_SD_TAPDELAY, IOCTL_SET_PLL_FRAC_MODE, IOCTL_GET_PLL_FRAC_MODE, IOCTL_SET_PLL_FRAC_DATA, @@ -262,6 +263,12 @@ enum tap_delay_type { PM_TAPDELAY_OUTPUT, }; +enum dll_reset_type { + PM_DLL_RESET_ASSERT, + PM_DLL_RESET_RELEASE, + PM_DLL_RESET_PULSE, +}; + /** * struct zynqmp_pm_query_data - PM query data * @qid: query ID