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author | Adrian Schmutzler <freifunk@adrianschmutzler.de> | 2020-02-08 21:58:55 +0100 |
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committer | Adrian Schmutzler <freifunk@adrianschmutzler.de> | 2020-02-14 14:10:51 +0100 |
commit | 7d7aa2fd924c27829ec25f825481554dd81bce97 (patch) | |
tree | 658b87b89331670266163e522ea5fb52535633cb /target/linux/bcm27xx/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch | |
parent | e7bfda2c243e66a75ff966ba04c28b1590b5d24c (diff) | |
download | upstream-7d7aa2fd924c27829ec25f825481554dd81bce97.tar.gz upstream-7d7aa2fd924c27829ec25f825481554dd81bce97.tar.bz2 upstream-7d7aa2fd924c27829ec25f825481554dd81bce97.zip |
brcm2708: rename target to bcm27xx
This change makes the names of Broadcom targets consistent by using
the common notation based on SoC/CPU ID (which is used internally
anyway), bcmXXXX instead of brcmXXXX.
This is even used for target TITLE in make menuconfig already,
only the short target name used brcm so far.
Despite, since subtargets range from bcm2708 to bcm2711, it seems
appropriate to use bcm27xx instead of bcm2708 (again, as already done
for BOARDNAME).
This also renames the packages brcm2708-userland and brcm2708-gpu-fw.
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Acked-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch b/target/linux/bcm27xx/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch new file mode 100644 index 0000000000..f929b3a969 --- /dev/null +++ b/target/linux/bcm27xx/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch @@ -0,0 +1,35 @@ +From 21dd7cd6dc231287b92a8c8b9ecf9d0844c2d325 Mon Sep 17 00:00:00 2001 +From: Martin Sperl <kernel@martin.sperl.org> +Date: Mon, 13 May 2019 11:05:27 +0000 +Subject: [PATCH] spi: bcm2835: enable shared interrupt support + +Add shared interrupt support for this driver. + +Signed-off-by: Martin Sperl <kernel@martin.sperl.org> +--- + drivers/spi/spi-bcm2835.c | 7 ++++++- + 1 file changed, 6 insertions(+), 1 deletion(-) + +--- a/drivers/spi/spi-bcm2835.c ++++ b/drivers/spi/spi-bcm2835.c +@@ -150,6 +150,10 @@ static irqreturn_t bcm2835_spi_interrupt + struct spi_master *master = dev_id; + struct bcm2835_spi *bs = spi_master_get_devdata(master); + ++ /* check if we got interrupt enabled */ ++ if (!(bcm2835_rd(bs, BCM2835_SPI_CS) & BCM2835_SPI_CS_INTR)) ++ return IRQ_NONE; ++ + /* Read as many bytes as possible from FIFO */ + bcm2835_rd_fifo(bs); + /* Write as many bytes as possible to FIFO */ +@@ -756,7 +760,8 @@ static int bcm2835_spi_probe(struct plat + bcm2835_wr(bs, BCM2835_SPI_CS, + BCM2835_SPI_CS_CLEAR_RX | BCM2835_SPI_CS_CLEAR_TX); + +- err = devm_request_irq(&pdev->dev, bs->irq, bcm2835_spi_interrupt, 0, ++ err = devm_request_irq(&pdev->dev, bs->irq, bcm2835_spi_interrupt, ++ IRQF_SHARED, + dev_name(&pdev->dev), master); + if (err) { + dev_err(&pdev->dev, "could not request IRQ: %d\n", err); |