openwrt/target/linux/brcm2708/patches-4.19/950-0318-char-vcio-Fail-probe-if-rpi_firmware-is-not-found.patch
Álvaro Fernández Rojas 4295485719 brcm2708: add linux 4.19 support
Boot tested on Raspberry Pi B+ (BCM2708) and Raspberry Pi 2 (BCM2709)

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2019-07-14 12:44:14 +02:00

29 lines
945 B
Diff

From 4742e81159d5a54494f497a79834cf746f236681 Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.org>
Date: Thu, 24 Jan 2019 14:03:28 +0000
Subject: [PATCH 318/703] char: vcio: Fail probe if rpi_firmware is not found.
Device Tree is now the only supported config mechanism, therefore
uncomment the block of code that fails the probe if the
firmware node can't be found.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
---
drivers/char/broadcom/vcio.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/char/broadcom/vcio.c
+++ b/drivers/char/broadcom/vcio.c
@@ -126,10 +126,9 @@ static int __init vcio_init(void)
np = of_find_compatible_node(NULL, NULL,
"raspberrypi,bcm2835-firmware");
-/* Uncomment this when we only boot with Device Tree
if (!of_device_is_available(np))
return -ENODEV;
-*/
+
vcio.fw = rpi_firmware_get(np);
if (!vcio.fw)
return -ENODEV;