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authorQin Wie <me@vonger.cn>2017-08-01 14:26:49 +0800
committerJohn Crispin <john@phrozen.org>2017-08-04 23:13:18 +0200
commitde350550ef648d9728351b986b0516fa29465c45 (patch)
treeb4e56e27277a4bce47436e92cbd35ed77b19007e /target
parentc31f0421ceb47f347ade7317f263fcd09cfe325f (diff)
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ramips: fix cd-poll sd card remove randomly
Fix when add 'mediatek,cd-poll' to dts cause the sd card be removed randomly. Special for the device without card-detect pin. Signed-off-by: Qin Wie <me@vonger.cn>
Diffstat (limited to 'target')
-rw-r--r--target/linux/ramips/patches-4.9/0046-mmc-MIPS-ralink-add-sdhci-for-mt7620a-SoC.patch4
1 files changed, 4 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-4.9/0046-mmc-MIPS-ralink-add-sdhci-for-mt7620a-SoC.patch b/target/linux/ramips/patches-4.9/0046-mmc-MIPS-ralink-add-sdhci-for-mt7620a-SoC.patch
index 29ec3b7..dc55967 100644
--- a/target/linux/ramips/patches-4.9/0046-mmc-MIPS-ralink-add-sdhci-for-mt7620a-SoC.patch
+++ b/target/linux/ramips/patches-4.9/0046-mmc-MIPS-ralink-add-sdhci-for-mt7620a-SoC.patch
@@ -2345,6 +2345,8 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ else
+ inserted = (status & MSDC_PS_CDSTS) ? 1 : 0;
+ }
++ if (host->mmc->caps & MMC_CAP_NEEDS_POLL)
++ inserted = 1;
+
+#if 0
+ change = host->card_inserted ^ inserted;
@@ -4092,6 +4094,8 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ present = (sdr_read32(MSDC_PS) & MSDC_PS_CDSTS) ? 0 : 1;
+ else
+ present = (sdr_read32(MSDC_PS) & MSDC_PS_CDSTS) ? 1 : 0;
++ if (host->mmc->caps & MMC_CAP_NEEDS_POLL)
++ present = 1;
+ host->card_inserted = present;
+#endif
+ spin_unlock_irqrestore(&host->lock, flags);