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Message-Id: <20200721011733.8416-1-shirley.her@bayhubtech.com>
Date: Mon, 20 Jul 2020 18:17:33 -0700
From: shirley her <shirley.her@...hubtech.com>
To: adrian.hunter@...el.com, ulf.hansson@...aro.org,
linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: shaper.liu@...hubtech.com, chevron.li@...hubtech.com,
xiaoguang.yu@...hubtech.com, max.huang@...hubtech.com,
shirley.her@...hubtech.com
Subject: [PATCH V1 1/2] mmc: sdhci-pci-o2micro: Bug fix for O2 host controller Seabird1
Add bug fix for O2 host controller Seabird1
Signed-off-by: Shirley Her <shirley.her@...hubtech.com>
---
change in V1:
1. Add quriks2 and mmc->caps2 for Seabird1
2. Add get_cd support for Seabird1
---
drivers/mmc/host/sdhci-pci-o2micro.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c
index e2a846885902..ed3c605fcf0c 100644
--- a/drivers/mmc/host/sdhci-pci-o2micro.c
+++ b/drivers/mmc/host/sdhci-pci-o2micro.c
@@ -561,6 +561,12 @@ static int sdhci_pci_o2_probe_slot(struct sdhci_pci_slot *slot)
slot->host->mmc_host_ops.get_cd = sdhci_o2_get_cd;
}
+ if (chip->pdev->device == PCI_DEVICE_ID_O2_SEABIRD1) {
+ slot->host->mmc_host_ops.get_cd = sdhci_o2_get_cd;
+ host->mmc->caps2 |= MMC_CAP2_NO_SDIO;
+ host->quirks2 |= SDHCI_QUIRK2_PRESET_VALUE_BROKEN;
+ }
+
host->mmc_host_ops.execute_tuning = sdhci_o2_execute_tuning;
if (chip->pdev->device != PCI_DEVICE_ID_O2_FUJIN2)
--
2.25.1
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