From: Steffen Trumtrar <s.trumtrar@pengutronix.de>
To: barebox@lists.infradead.org
Cc: Ahmad Fatoum <a.fatoum@pengutronix.de>
Subject: [PATCH v3 06/14] mci: core: save the set clock as actual_clock
Date: Fri, 15 Mar 2024 15:00:47 +0100 [thread overview]
Message-ID: <20240315-v2024-02-0-topic-arasan-hs200-support-v3-6-df268c2f4907@pengutronix.de> (raw)
In-Reply-To: <20240315-v2024-02-0-topic-arasan-hs200-support-v3-0-df268c2f4907@pengutronix.de>
Linux mmc_host saves the actual_clock set on the HC. Do the same to use
it later.
Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Reviewed-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
---
drivers/mci/mci-core.c | 2 ++
include/mci.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/mci/mci-core.c b/drivers/mci/mci-core.c
index 2b39985d5e..6c473d21bf 100644
--- a/drivers/mci/mci-core.c
+++ b/drivers/mci/mci-core.c
@@ -867,6 +867,8 @@ static void mci_set_ios(struct mci *mci)
};
host->set_ios(host, &ios);
+
+ host->actual_clock = host->clock;
}
/**
diff --git a/include/mci.h b/include/mci.h
index 91460b7ef6..fe0bd26888 100644
--- a/include/mci.h
+++ b/include/mci.h
@@ -460,6 +460,7 @@ struct mci_host {
unsigned f_min; /**< host interface lower limit */
unsigned f_max; /**< host interface upper limit */
unsigned clock; /**< Current clock used to talk to the card */
+ unsigned actual_clock;
enum mci_bus_width bus_width; /**< used data bus width to the card */
enum mci_timing timing; /**< used timing specification to the card */
unsigned max_req_size;
--
2.40.1
next prev parent reply other threads:[~2024-03-15 14:02 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-15 14:00 [PATCH v3 00/14] mci: add HS200 support for eMMCs Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 01/14] ARM: zynqmp: add sd_dll_reset call Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 02/14] zynqmp: firmware: add functions to set tap delay Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 03/14] mci: arasan: implement 25MHz quirk for zynqmp Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 04/14] include: mci: sync mci_timing with linux Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 05/14] mci: arasan: read clk phases from DT Steffen Trumtrar
2024-03-15 14:00 ` Steffen Trumtrar [this message]
2024-03-15 14:00 ` [PATCH v3 07/14] mci: arasan: register sdcard/sampleclk Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 08/14] include: mci: add more EXT_CSD_CARD_TYPE_* Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 09/14] mci: core: parse more host capabilities from DT Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 10/14] mci: mci-core: add HS200 support Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 11/14] mci: mci-core: replace value with define Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 12/14] mci: sdhci: add tuning support Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 13/14] mci: arasan-sdhci: add HS200 tuning support on ZynqMP Steffen Trumtrar
2024-03-15 14:00 ` [PATCH v3 14/14] mci: sdhci: replace sdhci_wait_idle Steffen Trumtrar
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