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75 lines
2.0 KiB
Diff
75 lines
2.0 KiB
Diff
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From 75fe4d48f81e03ff4201df164990cb85eb3084bc Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org>
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Date: Fri, 26 Jun 2015 14:25:01 +0200
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Subject: [PATCH 0100/1085] firmware: bcm2835: Support ARCH_BCM270x
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Support booting without Device Tree.
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Turn on USB power.
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Load driver early because of lacking support for deferred probing
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in many drivers.
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Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
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firmware: bcm2835: Don't turn on USB power
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The raspberrypi-power driver is now used to turn on USB power.
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This partly reverts commit:
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firmware: bcm2835: Support ARCH_BCM270x
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Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
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---
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drivers/firmware/raspberrypi.c | 17 ++++++++++++++++-
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1 file changed, 16 insertions(+), 1 deletion(-)
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--- a/drivers/firmware/raspberrypi.c
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+++ b/drivers/firmware/raspberrypi.c
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@@ -34,6 +34,8 @@ struct rpi_firmware {
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struct kref consumers;
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};
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+static struct platform_device *g_pdev;
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+
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static DEFINE_MUTEX(transaction_lock);
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static void response_callback(struct mbox_client *cl, void *msg)
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@@ -300,6 +302,7 @@ static int rpi_firmware_probe(struct pla
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kref_init(&fw->consumers);
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platform_set_drvdata(pdev, fw);
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+ g_pdev = pdev;
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rpi_firmware_print_firmware_revision(fw);
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rpi_register_hwmon_driver(dev, fw);
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@@ -328,6 +331,7 @@ static int rpi_firmware_remove(struct pl
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rpi_clk = NULL;
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rpi_firmware_put(fw);
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+ g_pdev = NULL;
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return 0;
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}
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@@ -408,7 +412,18 @@ static struct platform_driver rpi_firmwa
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.shutdown = rpi_firmware_shutdown,
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.remove = rpi_firmware_remove,
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};
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-module_platform_driver(rpi_firmware_driver);
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+
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+static int __init rpi_firmware_init(void)
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+{
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+ return platform_driver_register(&rpi_firmware_driver);
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+}
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+subsys_initcall(rpi_firmware_init);
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+
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+static void __init rpi_firmware_exit(void)
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+{
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+ platform_driver_unregister(&rpi_firmware_driver);
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+}
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+module_exit(rpi_firmware_exit);
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MODULE_AUTHOR("Eric Anholt <eric@anholt.net>");
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MODULE_DESCRIPTION("Raspberry Pi firmware driver");
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