brcm2708: rename all patches from raspberrypi git tree to use 950 prefix

[openwrt/staging/lynxis.git] / target / linux / brcm2708 / patches-4.9 / 950-0050-firmware-bcm2835-Support-ARCH_BCM270x.patch

diff --git a/target/linux/brcm2708/patches-4.9/950-0050-firmware-bcm2835-Support-ARCH_BCM270x.patch b/target/linux/brcm2708/patches-4.9/950-0050-firmware-bcm2835-Support-ARCH_BCM270x.patch
new file mode 100644 (file)
index 0000000..ecaf614
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.9/950-0050-firmware-bcm2835-Support-ARCH_BCM270x.patch
@@ -0,0 +1,83 @@
+From f281fd683848cd432f7b73c869676be6362ce1b8 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org>
+Date: Fri, 26 Jun 2015 14:25:01 +0200
+Subject: [PATCH] firmware: bcm2835: Support ARCH_BCM270x
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Support booting without Device Tree.
+Turn on USB power.
+Load driver early because of lacking support for deferred probing
+in many drivers.
+
+Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
+
+firmware: bcm2835: Don't turn on USB power
+
+The raspberrypi-power driver is now used to turn on USB power.
+
+This partly reverts commit:
+firmware: bcm2835: Support ARCH_BCM270x
+
+Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
+---
+ drivers/firmware/raspberrypi.c | 19 +++++++++++++++++--
+ 1 file changed, 17 insertions(+), 2 deletions(-)
+
+--- a/drivers/firmware/raspberrypi.c
++++ b/drivers/firmware/raspberrypi.c
+@@ -28,6 +28,8 @@ struct rpi_firmware {
+       u32 enabled;
+ };
+ 
++static struct platform_device *g_pdev;
++
+ static DEFINE_MUTEX(transaction_lock);
+ 
+ static void response_callback(struct mbox_client *cl, void *msg)
+@@ -207,6 +209,7 @@ static int rpi_firmware_probe(struct pla
+       init_completion(&fw->c);
+ 
+       platform_set_drvdata(pdev, fw);
++      g_pdev = pdev;
+ 
+       rpi_firmware_print_firmware_revision(fw);
+ 
+@@ -218,6 +221,7 @@ static int rpi_firmware_remove(struct pl
+       struct rpi_firmware *fw = platform_get_drvdata(pdev);
+ 
+       mbox_free_channel(fw->chan);
++      g_pdev = NULL;
+ 
+       return 0;
+ }
+@@ -230,7 +234,7 @@ static int rpi_firmware_remove(struct pl
+  */
+ struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node)
+ {
+-      struct platform_device *pdev = of_find_device_by_node(firmware_node);
++      struct platform_device *pdev = g_pdev;
+ 
+       if (!pdev)
+               return NULL;
+@@ -253,7 +257,18 @@ static struct platform_driver rpi_firmwa
+       .probe          = rpi_firmware_probe,
+       .remove         = rpi_firmware_remove,
+ };
+-module_platform_driver(rpi_firmware_driver);
++
++static int __init rpi_firmware_init(void)
++{
++      return platform_driver_register(&rpi_firmware_driver);
++}
++subsys_initcall(rpi_firmware_init);
++
++static void __init rpi_firmware_exit(void)
++{
++      platform_driver_unregister(&rpi_firmware_driver);
++}
++module_exit(rpi_firmware_exit);
+ 
+ MODULE_AUTHOR("Eric Anholt <eric@anholt.net>");
+ MODULE_DESCRIPTION("Raspberry Pi firmware driver");