diff options
Diffstat (limited to 'target/linux/lantiq/patches-3.8/0018-MIPS-lantiq-improve-pci-reset-gpio-handling.patch')
-rw-r--r-- | target/linux/lantiq/patches-3.8/0018-MIPS-lantiq-improve-pci-reset-gpio-handling.patch | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/target/linux/lantiq/patches-3.8/0018-MIPS-lantiq-improve-pci-reset-gpio-handling.patch b/target/linux/lantiq/patches-3.8/0018-MIPS-lantiq-improve-pci-reset-gpio-handling.patch deleted file mode 100644 index ca62cbf..0000000 --- a/target/linux/lantiq/patches-3.8/0018-MIPS-lantiq-improve-pci-reset-gpio-handling.patch +++ /dev/null @@ -1,35 +0,0 @@ -From b6684dd3036513e4f91986fe982356512458f711 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Sat, 19 Jan 2013 08:54:26 +0000 -Subject: [PATCH 18/40] MIPS: lantiq: improve pci reset gpio handling - -We need to make sure that the reset gpio is available and also set a sane -default state. - -Signed-off-by: John Crispin <blogic@openwrt.org> -Patchwork: http://patchwork.linux-mips.org/patch/4817/ ---- - arch/mips/pci/pci-lantiq.c | 12 ++++++++++-- - 1 file changed, 10 insertions(+), 2 deletions(-) - ---- a/arch/mips/pci/pci-lantiq.c -+++ b/arch/mips/pci/pci-lantiq.c -@@ -129,8 +129,16 @@ static int ltq_pci_startup(struct platfo - - /* setup reset gpio used by pci */ - reset_gpio = of_get_named_gpio(node, "gpio-reset", 0); -- if (gpio_is_valid(reset_gpio)) -- devm_gpio_request(&pdev->dev, reset_gpio, "pci-reset"); -+ if (gpio_is_valid(reset_gpio)) { -+ int ret = devm_gpio_request(&pdev->dev, -+ reset_gpio, "pci-reset"); -+ if (ret) { -+ dev_err(&pdev->dev, -+ "failed to request gpio %d\n", reset_gpio); -+ return ret; -+ } -+ gpio_direction_output(reset_gpio, 1); -+ } - - /* enable auto-switching between PCI and EBU */ - ltq_pci_w32(0xa, PCI_CR_CLK_CTRL); |