openwrt-xburst/target/linux/brcm63xx/patches-3.3/026-MIPS-BCM63XX-Move-the-PCI-initialization-into-its-ow.patch

From b8420b9150fa03fcdfacd32e8c5ad286e208d5e9 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jonas.gorski@gmail.com>
Date: Wed, 13 Jun 2012 16:48:02 +0100
Subject: [PATCH 5/8] MIPS: BCM63XX: Move the PCI initialization into its own function

Also make the cpu check a bit more explicit.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: Maxime Bizon <mbizon@freebox.fr>
Cc: Florian Fainelli <florian@openwrt.org>
Cc: Kevin Cernekee <cernekee@gmail.com>
Patchwork: https://patchwork.linux-mips.org/patch/3953/
Reviewed-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
 arch/mips/pci/pci-bcm63xx.c |   25 +++++++++++++++++--------
 1 files changed, 17 insertions(+), 8 deletions(-)

--- a/arch/mips/pci/pci-bcm63xx.c
+++ b/arch/mips/pci/pci-bcm63xx.c
@@ -94,17 +94,10 @@ static void bcm63xx_int_cfg_writel(u32 v
 
 void __iomem *pci_iospace_start;
 
-static int __init bcm63xx_pci_init(void)
+static int __init bcm63xx_register_pci(void)
 {
 	unsigned int mem_size;
 	u32 val;
-
-	if (!BCMCPU_IS_6348() && !BCMCPU_IS_6358() && !BCMCPU_IS_6368())
-		return -ENODEV;
-
-	if (!bcm63xx_pci_enabled)
-		return -ENODEV;
-
 	/*
 	 * configuration  access are  done through  IO space,  remap 4
 	 * first bytes to access it from CPU.
@@ -221,4 +214,20 @@ static int __init bcm63xx_pci_init(void)
 	return 0;
 }
 
+
+static int __init bcm63xx_pci_init(void)
+{
+	if (!bcm63xx_pci_enabled)
+		return -ENODEV;
+
+	switch (bcm63xx_get_cpu_id()) {
+	case BCM6348_CPU_ID:
+	case BCM6358_CPU_ID:
+	case BCM6368_CPU_ID:
+		return bcm63xx_register_pci();
+	default:
+		return -ENODEV;
+	}
+}
+
 arch_initcall(bcm63xx_pci_init);