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39 lines
1.2 KiB
Diff
39 lines
1.2 KiB
Diff
From 6611afa6c49434780096cdf2c1028f0ac277f9bc Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Thu, 9 Jan 2014 19:40:14 +0100
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Subject: [PATCH v3 2/2] bcma: get IRQ numbers from dt
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It is not possible to auto detect the irq numbers used by the cores on
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an arm SoC. If bcma was registered with device tree it will search for
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some device tree nodes with the irq number and add it to the core
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configuration.
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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---
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drivers/bcma/main.c | 49 ++++++++++++++++++++++++++++++++++++++++++++++++-
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1 file changed, 48 insertions(+), 1 deletion(-)
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--- a/drivers/bcma/main.c
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+++ b/drivers/bcma/main.c
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@@ -10,6 +10,7 @@
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#include <linux/platform_device.h>
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#include <linux/bcma/bcma.h>
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#include <linux/slab.h>
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+#include <linux/of_irq.h>
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#include <linux/of_address.h>
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MODULE_DESCRIPTION("Broadcom's specific AMBA driver");
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@@ -159,8 +160,10 @@ static void bcma_of_fill_device(struct p
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struct device_node *node;
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node = bcma_of_find_child_device(parent, core);
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- if (node)
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- core->dev.of_node = node;
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+ if (!node)
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+ return;
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+ core->dev.of_node = node;
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+ core->irq = irq_of_parse_and_map(node, 0);
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}
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#else
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static void bcma_of_fill_device(struct platform_device *parent,
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