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Add RPI4 beta support

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Ycarus (Yannick Chabanois) 2019-06-24 19:52:48 +02:00
parent abf18246f5
commit 5f08b288eb
155 changed files with 29237 additions and 0 deletions
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34
root/target/linux/brcm2708/patches-4.19/0545-mmc-sdhci-Mask-spurious-interrupts.patch Normal file
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@ -0,0 +1,34 @@
From 39afbd02cb63d932d495e91f68800efd59d620af Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Fri, 28 Sep 2018 16:24:05 +0100
Subject: [PATCH 545/678] mmc: sdhci: Mask "spurious" interrupts
Add a filter for "spurious" Transfer Complete interrupts, attempting
to make it as specific as possible:
* INT_DATA_END (transfer complete) is set
* There is a stop command in progress
* There is no data transfer in progress
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
drivers/mmc/host/sdhci.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index c749d3dc1d36..bb753ba947d8 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2930,6 +2930,10 @@ static irqreturn_t sdhci_irq(int irq, void *dev_id)
result = IRQ_WAKE_THREAD;
}
+ if ((intmask & SDHCI_INT_DATA_END) && !host->data &&
+ host->cmd && (host->cmd == host->cmd->mrq->stop))
+ intmask &= ~SDHCI_INT_DATA_END;
+
if (intmask & SDHCI_INT_CMD_MASK)
sdhci_cmd_irq(host, intmask & SDHCI_INT_CMD_MASK, &intmask);
--
2.19.1