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authorÁlvaro Fernández Rojas <noltari@gmail.com>2021-02-18 18:04:33 +0100
committerÁlvaro Fernández Rojas <noltari@gmail.com>2021-02-19 07:17:21 +0100
commit62b7f5931c54e96fca56dd8761b0e466d355c881 (patch)
tree1258b392752379833a075df006c2f6d7ac4be51d /target/linux/bcm27xx/patches-5.4/950-0215-spi-bcm2835-enable-shared-interrupt-support.patch
parent76d1168d0d4b9d76e2ad78c0fc6b255561deb284 (diff)
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bcm27xx: import latest patches from the RPi foundation
bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G bcm2710: boot tested on RPi 3B v1.2 bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> (cherry-picked from commit f07e572f64)
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0215-spi-bcm2835-enable-shared-interrupt-support.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0215-spi-bcm2835-enable-shared-interrupt-support.patch35
1 files changed, 0 insertions, 35 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0215-spi-bcm2835-enable-shared-interrupt-support.patch b/target/linux/bcm27xx/patches-5.4/950-0215-spi-bcm2835-enable-shared-interrupt-support.patch
deleted file mode 100644
index 35a4e71245..0000000000
--- a/target/linux/bcm27xx/patches-5.4/950-0215-spi-bcm2835-enable-shared-interrupt-support.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-From ac94635b678715af00a685ada0a1b60dfb54c771 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
-@@ -379,6 +379,10 @@ static irqreturn_t bcm2835_spi_interrupt
- if (bs->tx_len && cs & BCM2835_SPI_CS_DONE)
- bcm2835_wr_fifo_blind(bs, BCM2835_SPI_FIFO_SIZE);
-
-+ /* 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 */
-@@ -1330,7 +1334,8 @@ 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), ctlr);
- if (err) {
- dev_err(&pdev->dev, "could not request IRQ: %d\n", err);