From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 08 Mar 2024 12:18:54 +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 1riYFa-00DdAk-2a for lore@lore.pengutronix.de; Fri, 08 Mar 2024 12:18:54 +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 1riYFZ-0000pU-75 for lore@pengutronix.de; Fri, 08 Mar 2024 12:18:54 +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:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=N7ijse30MtJUWbJPas0sq20b8oXV3snBaOH1AfzdGVY=; b=GSpXkoIpt2hvQ2yhdg1UxIlsZf UqHwlgTR+o6e3PAHPyvPlWERv2rcLbnRSJr48DB/87r2i7T2Evg0wp2gd8ucgb1eYG4oFBMtsfwTE LndNU1rhsr2u73zUaacijhXCzU2JgAU3apAiwKeqdhAfIZ0C0WZu/bNJjvopSwLmArT5+dW/G2bQY suEbSavkWtCqjloQmicdAidnXit+WKtp0cWvLpcKFnmQkrCvCl6HMe1T2iInO4+UTzZEbrQjVgLob laIJGXviGb78XHU0FIrMdyZ6UpI+uqudv4CjoF9T8SYwa2sk8ZJsllj4jxHv+uh966DU4ovgOupOm Z94ShRrg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1riYEv-00000008vc3-1CUN; Fri, 08 Mar 2024 11:18:13 +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 1riYEd-00000008vQP-3PsG for barebox@lists.infradead.org; Fri, 08 Mar 2024 11:18:01 +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 1riYEZ-0007Id-FS for barebox@lists.infradead.org; Fri, 08 Mar 2024 12:17:51 +0100 From: Steffen Trumtrar Date: Fri, 08 Mar 2024 12:17:06 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20240308-v2024-02-0-topic-arasan-hs200-support-v1-8-6d50c90485f3@pengutronix.de> References: <20240308-v2024-02-0-topic-arasan-hs200-support-v1-0-6d50c90485f3@pengutronix.de> In-Reply-To: <20240308-v2024-02-0-topic-arasan-hs200-support-v1-0-6d50c90485f3@pengutronix.de> To: barebox@lists.infradead.org X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=6326; i=s.trumtrar@pengutronix.de; h=from:subject:message-id; bh=7JEvnfRIiHDp/LT1o1/xYiMgXOGSWuBditdt6xyUyaw=; b=owGbwMvMwCUmvd38QH3grB+Mp9WSGFJffT53dbmvL/PlG1xXZoX/22927rm4LOOSn1NS1yefu ltR8/5Cd0cpC4MYF4OsmCJL5NpDGpuFP+t8OX6eAWYOKxPIEAYuTgGYyMIyRobeQ3tefZDhsa97 kVxbaLVswoVl/IetzcJ+m81Q1lco9GRg+B9y+00n45SErntVd25kVcfkGPPMa1gn77qpKzeP4eY LU14A 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-20240308_031756_026739_4022B190 X-CRM114-Status: GOOD ( 15.13 ) 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=-5.1 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 08/12] mci: core: parse more host capabilities from DT 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) Port the linux v6.7 mmc host caps2 parsing. While at it, remove the ->no_sd and ->no_sdio. These are bits in the caps2 field. Signed-off-by: Steffen Trumtrar --- drivers/mci/mci-core.c | 34 ++++++++++++++++++++++++++++------ include/mci.h | 32 ++++++++++++++++++++++++++++++-- 2 files changed, 58 insertions(+), 8 deletions(-) diff --git a/drivers/mci/mci-core.c b/drivers/mci/mci-core.c index 2b39985d5e..cd046149b4 100644 --- a/drivers/mci/mci-core.c +++ b/drivers/mci/mci-core.c @@ -2029,7 +2029,7 @@ static int mci_card_probe(struct mci *mci) goto on_error; } - if (!host->no_sdio) { + if (!(host->caps2 & MMC_CAP2_NO_SDIO)) { rc = sdio_send_op_cond(mci); if (!rc) { mci->ready_for_use = true; @@ -2040,11 +2040,11 @@ static int mci_card_probe(struct mci *mci) } /* Check if this card can handle the "SD Card Physical Layer Specification 2.0" */ - if (!host->no_sd) { + if (!(host->caps2 & MMC_CAP2_NO_SD)) { rc = sd_send_if_cond(mci); rc = sd_send_op_cond(mci); } - if (host->no_sd || rc == -ETIMEDOUT) { + if ((host->caps2 & MMC_CAP2_NO_SD) || rc == -ETIMEDOUT) { /* If SD card initialization was skipped or if it timed out, * we check for an MMC card */ dev_dbg(&mci->dev, "Card seems to be a MultiMediaCard\n"); @@ -2251,7 +2251,7 @@ int mci_register(struct mci_host *host) if (IS_ENABLED(CONFIG_MCI_STARTUP)) mci_card_probe(mci); - if (!host->no_sd && dev_of_node(host->hw_dev)) + if (!(host->caps2 & MMC_CAP2_NO_SD) && dev_of_node(host->hw_dev)) of_register_fixup(of_broken_cd_fixup, host); list_add_tail(&mci->list, &mci_list); @@ -2322,9 +2322,31 @@ void mci_of_parse_node(struct mci_host *host, host->broken_cd = of_property_read_bool(np, "broken-cd"); host->non_removable = of_property_read_bool(np, "non-removable"); - host->no_sd = of_property_read_bool(np, "no-sd"); - host->no_sdio = of_property_read_bool(np, "no-sdio"); host->disable_wp = of_property_read_bool(np, "disable-wp"); + + if (of_property_read_bool(np, "full-pwr-cycle")) + host->caps2 |= MMC_CAP2_FULL_PWR_CYCLE; + if (of_property_read_bool(np, "full-pwr-cycle-in-suspend")) + host->caps2 |= MMC_CAP2_FULL_PWR_CYCLE_IN_SUSPEND; + if (of_property_read_bool(np, "mmc-hs200-1_8v")) + host->caps2 |= MMC_CAP2_HS200_1_8V_SDR; + if (of_property_read_bool(np, "mmc-hs200-1_2v")) + host->caps2 |= MMC_CAP2_HS200_1_2V_SDR; + if (of_property_read_bool(np, "mmc-hs400-1_8v")) + host->caps2 |= MMC_CAP2_HS400_1_8V | MMC_CAP2_HS200_1_8V_SDR; + if (of_property_read_bool(np, "mmc-hs400-1_2v")) + host->caps2 |= MMC_CAP2_HS400_1_2V | MMC_CAP2_HS200_1_2V_SDR; + if (of_property_read_bool(np, "mmc-hs400-enhanced-strobe")) + host->caps2 |= MMC_CAP2_HS400_ES; + if (of_property_read_bool(np, "no-sdio")) + host->caps2 |= MMC_CAP2_NO_SDIO; + if (of_property_read_bool(np, "no-sd")) + host->caps2 |= MMC_CAP2_NO_SD; + if (of_property_read_bool(np, "no-mmc")) + host->caps2 |= MMC_CAP2_NO_MMC; + if (of_property_read_bool(np, "no-mmc-hs400")) + host->caps2 &= ~(MMC_CAP2_HS400_1_8V | MMC_CAP2_HS400_1_2V | + MMC_CAP2_HS400_ES); } void mci_of_parse(struct mci_host *host) diff --git a/include/mci.h b/include/mci.h index 9a52e3f360..ed2967c889 100644 --- a/include/mci.h +++ b/include/mci.h @@ -468,6 +468,36 @@ struct mci_host { const char *devname; /**< the devicename for the card, defaults to disk%d */ unsigned voltages; unsigned host_caps; /**< Host's interface capabilities, refer MMC_VDD_* */ + unsigned caps2; /* More host capabilities */ +#define MMC_CAP2_BOOTPART_NOACC (1 << 0) /* Boot partition no access */ +#define MMC_CAP2_FULL_PWR_CYCLE (1 << 2) /* Can do full power cycle */ +#define MMC_CAP2_FULL_PWR_CYCLE_IN_SUSPEND (1 << 3) /* Can do full power cycle in suspend */ +#define MMC_CAP2_HS200_1_8V_SDR (1 << 5) /* can support */ +#define MMC_CAP2_HS200_1_2V_SDR (1 << 6) /* can support */ +#define MMC_CAP2_HS200 (MMC_CAP2_HS200_1_8V_SDR | \ + MMC_CAP2_HS200_1_2V_SDR) +#define MMC_CAP2_SD_EXP (1 << 7) /* SD express via PCIe */ +#define MMC_CAP2_SD_EXP_1_2V (1 << 8) /* SD express 1.2V */ +#define MMC_CAP2_CD_ACTIVE_HIGH (1 << 10) /* Card-detect signal active high */ +#define MMC_CAP2_RO_ACTIVE_HIGH (1 << 11) /* Write-protect signal active high */ +#define MMC_CAP2_NO_PRESCAN_POWERUP (1 << 14) /* Don't power up before scan */ +#define MMC_CAP2_HS400_1_8V (1 << 15) /* Can support HS400 1.8V */ +#define MMC_CAP2_HS400_1_2V (1 << 16) /* Can support HS400 1.2V */ +#define MMC_CAP2_HS400 (MMC_CAP2_HS400_1_8V | \ + MMC_CAP2_HS400_1_2V) +#define MMC_CAP2_HSX00_1_8V (MMC_CAP2_HS200_1_8V_SDR | MMC_CAP2_HS400_1_8V) +#define MMC_CAP2_HSX00_1_2V (MMC_CAP2_HS200_1_2V_SDR | MMC_CAP2_HS400_1_2V) +#define MMC_CAP2_SDIO_IRQ_NOTHREAD (1 << 17) +#define MMC_CAP2_NO_WRITE_PROTECT (1 << 18) /* No physical write protect pin, assume that card is always read-write */ +#define MMC_CAP2_NO_SDIO (1 << 19) /* Do not send SDIO commands during initialization */ +#define MMC_CAP2_HS400_ES (1 << 20) /* Host supports enhanced strobe */ +#define MMC_CAP2_NO_SD (1 << 21) /* Do not send SD commands during initialization */ +#define MMC_CAP2_NO_MMC (1 << 22) /* Do not send (e)MMC commands during initialization */ +#define MMC_CAP2_CQE (1 << 23) /* Has eMMC command queue engine */ +#define MMC_CAP2_CQE_DCMD (1 << 24) /* CQE can issue a direct command */ +#define MMC_CAP2_AVOID_3_3V (1 << 25) /* Host must negotiate down from 3.3V */ +#define MMC_CAP2_MERGE_CAPABLE (1 << 26) /* Host can merge a segment over the segment size */ +#define MMC_CAP2_CRYPTO 0 unsigned f_min; /**< host interface lower limit */ unsigned f_max; /**< host interface upper limit */ unsigned clock; /**< Current clock used to talk to the card */ @@ -478,8 +508,6 @@ struct mci_host { int use_dsr; /**< optional dsr usage flag */ int broken_cd; /**< card detect is broken */ bool non_removable; /**< device is non removable */ - bool no_sd; /**< do not send SD commands during initialization */ - bool no_sdio; /**< do not send SDIO commands during initialization */ bool disable_wp; /**< ignore write-protect detection logic */ struct regulator *supply; -- 2.40.1