summaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
authorThomas Bogendoerfer <tsbogend@alpha.franken.de>2024-06-13 10:17:09 +0200
committerThomas Bogendoerfer <tsbogend@alpha.franken.de>2024-06-13 10:17:09 +0200
commit6e5aee08bd2517397c9572243a816664f2ead547 (patch)
tree472abfbf1b87a169e11ecaf7871ad47a1d4b8b56 /arch
parentmips: bmips: BCM6358: make sure CBR is correctly set (diff)
downloadlinux-6e5aee08bd2517397c9572243a816664f2ead547.tar.xz
linux-6e5aee08bd2517397c9572243a816664f2ead547.zip
Revert "MIPS: pci: lantiq: restore reset gpio polarity"
This reverts commit 277a0363120276645ae598d8d5fea7265e076ae9. While fixing old boards with broken DTs, this change will break newer ones with correct gpio polarity annotation. Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/pci/pci-lantiq.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c
index 0844db34022e..68a8cefed420 100644
--- a/arch/mips/pci/pci-lantiq.c
+++ b/arch/mips/pci/pci-lantiq.c
@@ -124,14 +124,14 @@ static int ltq_pci_startup(struct platform_device *pdev)
clk_disable(clk_external);
/* setup reset gpio used by pci */
- reset_gpio = devm_gpiod_get_optional(&pdev->dev, "reset", GPIOD_ASIS);
+ reset_gpio = devm_gpiod_get_optional(&pdev->dev, "reset",
+ GPIOD_OUT_LOW);
error = PTR_ERR_OR_ZERO(reset_gpio);
if (error) {
dev_err(&pdev->dev, "failed to request gpio: %d\n", error);
return error;
}
gpiod_set_consumer_name(reset_gpio, "pci_reset");
- gpiod_direction_output(reset_gpio, 1);
/* enable auto-switching between PCI and EBU */
ltq_pci_w32(0xa, PCI_CR_CLK_CTRL);
@@ -194,10 +194,10 @@ static int ltq_pci_startup(struct platform_device *pdev)
/* toggle reset pin */
if (reset_gpio) {
- gpiod_set_value_cansleep(reset_gpio, 0);
+ gpiod_set_value_cansleep(reset_gpio, 1);
wmb();
mdelay(1);
- gpiod_set_value_cansleep(reset_gpio, 1);
+ gpiod_set_value_cansleep(reset_gpio, 0);
}
return 0;
}