diff mbox series

[v4,2/2] mmc: sdhci_am654: Add SDHCI_QUIRK2_SUPPRESS_V1P8_ENA quirk to am62 compatible

Message ID 20250424180036.1541568-3-jm@ti.com
State New
Headers show
Series Add SDHCI_QUIRK2_SUPPRESS_V1P8_ENA | expand

Commit Message

Judith Mendez April 24, 2025, 6 p.m. UTC 
Add a new struct for platform data for the ti,am62-sdhci compatible to
apply additional quirks, namely "SDHCI_QUIRK2_SUPPRESS_V1P8_ENA", to
host controllers with am62 compatible.

This fixes MMC init failures seen across am62x boards.

Fixes: ac5a41b472b4 ("Revert "mmc: sdhci_am654: Add sdhci_am654_start_signal_voltage_switch"")
Fixes: 941a7abd4666 ("mmc: sdhci_am654: Add sdhci_am654_start_signal_voltage_switch")
Cc: stable@vger.kernel.org
Suggested-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Judith Mendez <jm@ti.com>
---
 drivers/mmc/host/sdhci_am654.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/mmc/host/sdhci_am654.c b/drivers/mmc/host/sdhci_am654.c
index f75c31815ab0..dd550587d48b 100644
--- a/drivers/mmc/host/sdhci_am654.c
+++ b/drivers/mmc/host/sdhci_am654.c
@@ -650,6 +650,18 @@  static const struct sdhci_am654_driver_data sdhci_j721e_4bit_drvdata = {
 	.flags = IOMUX_PRESENT,
 };
 
+static const struct sdhci_pltfm_data sdhci_am62_4bit_pdata = {
+	.ops = &sdhci_j721e_4bit_ops,
+	.quirks = SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12,
+	.quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
+		   SDHCI_QUIRK2_SUPPRESS_V1P8_ENA,
+};
+
+static const struct sdhci_am654_driver_data sdhci_am62_4bit_drvdata = {
+	.pdata = &sdhci_am62_4bit_pdata,
+	.flags = IOMUX_PRESENT,
+};
+
 static const struct soc_device_attribute sdhci_am654_devices[] = {
 	{ .family = "AM65X",
 	  .revision = "SR1.0",
@@ -872,7 +884,7 @@  static const struct of_device_id sdhci_am654_of_match[] = {
 	},
 	{
 		.compatible = "ti,am62-sdhci",
-		.data = &sdhci_j721e_4bit_drvdata,
+		.data = &sdhci_am62_4bit_drvdata,
 	},
 	{ /* sentinel */ }
 };