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From: Steffen Trumtrar <s.trumtrar@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 01/12] ARM: zynqmp: add sd_dll_reset call
Date: Fri, 08 Mar 2024 12:16:59 +0100	[thread overview]
Message-ID: <20240308-v2024-02-0-topic-arasan-hs200-support-v1-1-6d50c90485f3@pengutronix.de> (raw)
In-Reply-To: <20240308-v2024-02-0-topic-arasan-hs200-support-v1-0-6d50c90485f3@pengutronix.de>

Add a function to reset DLL logic for SD devices.

Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
---
 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




  reply	other threads:[~2024-03-08 11:18 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-08 11:16 [PATCH 00/12] mci: add HS200 support for eMMCs Steffen Trumtrar
2024-03-08 11:16 ` Steffen Trumtrar [this message]
2024-03-11  8:43   ` [PATCH 01/12] ARM: zynqmp: add sd_dll_reset call Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 02/12] zynqmp: firmware: add functions to set tap delay Steffen Trumtrar
2024-03-11  8:43   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 03/12] mci: arasan: implement 25MHz quirk for zynqmp Steffen Trumtrar
2024-03-12  8:34   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 04/12] mci: arasan: read clk phases from DT Steffen Trumtrar
2024-03-11  8:16   ` Ahmad Fatoum
2024-03-11  8:44   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 05/12] mci: arasan: register sdcard/sampleclk Steffen Trumtrar
2024-03-11  8:14   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 06/12] include: mci: sync mci_timing with linux Steffen Trumtrar
2024-03-11  8:11   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 07/12] include: mci: add more EXT_CSD_CARD_TYPE_* Steffen Trumtrar
2024-03-11  8:17   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 08/12] mci: core: parse more host capabilities from DT Steffen Trumtrar
2024-03-11  8:23   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 09/12] mci: mci-core: add HS200 support Steffen Trumtrar
2024-03-12  8:20   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 10/12] mci: sdhci: add tuning support Steffen Trumtrar
2024-03-12  8:32   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 11/12] mci: arasan-sdhci: add HS200 tuning support on ZynqMP Steffen Trumtrar
2024-03-12  8:33   ` Ahmad Fatoum
2024-03-08 11:17 ` [PATCH 12/12] mci: arasan: use sdhci_wait_idle2 Steffen Trumtrar
2024-03-11  8:42   ` Ahmad Fatoum

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