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bmips: irq-bcm6345-l1: register memory region

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Add new patch sent upstream for requesting the memory region in the bcm6345-l1
interrupt controller.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
This commit is contained in:
Álvaro Fernández Rojas 2023-03-16 19:20:23 +01:00
parent 8d0c254651
commit 9fc98b1956
1 changed files with 38 additions and 0 deletions
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38
target/linux/bmips/patches-5.15/210-irqchip-bcm-6345-l1-request-memory-region.patch Normal file
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@ -0,0 +1,38 @@
From b5c07b7bceed9287647697408423acd08f97db73 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
Date: Thu, 16 Mar 2023 18:42:41 +0100
Subject: [PATCH] irqchip/bcm-6345-l1: request memory region
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Request memory region in order to display it in /proc/iomem.
Also stop printing the MMIO address since it just displays (ptrval).
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
drivers/irqchip/irq-bcm6345-l1.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/irqchip/irq-bcm6345-l1.c
+++ b/drivers/irqchip/irq-bcm6345-l1.c
@@ -261,6 +261,9 @@ static int __init bcm6345_l1_init_one(st
if (!cpu->map_base)
return -ENOMEM;
+ if (!request_mem_region(res.start, sz, res.name))
+ pr_err("Failed to request intc memory");
+
for (i = 0; i < n_words; i++) {
cpu->enable_cache[i] = 0;
__raw_writel(0, cpu->map_base + reg_enable(intc, i));
@@ -339,8 +342,7 @@ static int __init bcm6345_l1_of_init(str
for_each_cpu(idx, &intc->cpumask) {
struct bcm6345_l1_cpu *cpu = intc->cpus[idx];
- pr_info(" CPU%u at MMIO 0x%p (irq = %d)\n", idx,
- cpu->map_base, cpu->parent_irq);
+ pr_info(" CPU%u (irq = %d)\n", idx, cpu->parent_irq);
}
return 0;