[PATCH v1 1/1] [SRU][J:linux-bluefield][PATCH v1 1/1] UBUNTU: SAUCE: sdhci-of-dwcmshc: Enable host V4 support for BlueField-3 SoC

[Liming Sun]

BugLink: https://bugs.launchpad.net/ubuntu/+source/linux-bluefield/+bug/1999309

This commit enables SDHCI Host V4 support on Bluefield-3 SoC to be
consistent with UEFI setting.

Signed-off-by: Liming Sun <limings at nvidia.com>
---
 drivers/mmc/host/sdhci-of-dwcmshc.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c
index bac874ab0b33..9bafdab4fa54 100644
--- a/drivers/mmc/host/sdhci-of-dwcmshc.c
+++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
@@ -416,6 +416,12 @@ static int dwcmshc_probe(struct platform_device *pdev)
 			goto err_clk;
 	}
 
+#ifdef CONFIG_ACPI
+	if (pltfm_data == &sdhci_dwcmshc_bf3_pdata) {
+		sdhci_enable_v4_mode(host);
+	}
+#endif
+
 	host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY;
 
 	err = sdhci_add_host(host);
-- 
2.30.1