OpenWrt – Blame information for rev 1

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Rev Author Line No. Line
1 office 1 From ece6072fd68653329941477989fa12fd1334c001 Mon Sep 17 00:00:00 2001
2 From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org>
3 Date: Fri, 26 Jun 2015 14:25:01 +0200
4 Subject: [PATCH 052/454] firmware: bcm2835: Support ARCH_BCM270x
5 MIME-Version: 1.0
6 Content-Type: text/plain; charset=UTF-8
7 Content-Transfer-Encoding: 8bit
8  
9 Support booting without Device Tree.
10 Turn on USB power.
11 Load driver early because of lacking support for deferred probing
12 in many drivers.
13  
14 Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
15  
16 firmware: bcm2835: Don't turn on USB power
17  
18 The raspberrypi-power driver is now used to turn on USB power.
19  
20 This partly reverts commit:
21 firmware: bcm2835: Support ARCH_BCM270x
22  
23 Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
24 ---
25 drivers/firmware/raspberrypi.c | 19 +++++++++++++++++--
26 1 file changed, 17 insertions(+), 2 deletions(-)
27  
28 --- a/drivers/firmware/raspberrypi.c
29 +++ b/drivers/firmware/raspberrypi.c
30 @@ -28,6 +28,8 @@ struct rpi_firmware {
31 u32 enabled;
32 };
33  
34 +static struct platform_device *g_pdev;
35 +
36 static DEFINE_MUTEX(transaction_lock);
37  
38 static void response_callback(struct mbox_client *cl, void *msg)
39 @@ -207,6 +209,7 @@ static int rpi_firmware_probe(struct pla
40 init_completion(&fw->c);
41  
42 platform_set_drvdata(pdev, fw);
43 + g_pdev = pdev;
44  
45 rpi_firmware_print_firmware_revision(fw);
46  
47 @@ -218,6 +221,7 @@ static int rpi_firmware_remove(struct pl
48 struct rpi_firmware *fw = platform_get_drvdata(pdev);
49  
50 mbox_free_channel(fw->chan);
51 + g_pdev = NULL;
52  
53 return 0;
54 }
55 @@ -230,7 +234,7 @@ static int rpi_firmware_remove(struct pl
56 */
57 struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node)
58 {
59 - struct platform_device *pdev = of_find_device_by_node(firmware_node);
60 + struct platform_device *pdev = g_pdev;
61  
62 if (!pdev)
63 return NULL;
64 @@ -253,7 +257,18 @@ static struct platform_driver rpi_firmwa
65 .probe = rpi_firmware_probe,
66 .remove = rpi_firmware_remove,
67 };
68 -module_platform_driver(rpi_firmware_driver);
69 +
70 +static int __init rpi_firmware_init(void)
71 +{
72 + return platform_driver_register(&rpi_firmware_driver);
73 +}
74 +subsys_initcall(rpi_firmware_init);
75 +
76 +static void __init rpi_firmware_exit(void)
77 +{
78 + platform_driver_unregister(&rpi_firmware_driver);
79 +}
80 +module_exit(rpi_firmware_exit);
81  
82 MODULE_AUTHOR("Eric Anholt <eric@anholt.net>");
83 MODULE_DESCRIPTION("Raspberry Pi firmware driver");