af015f956c
Tested on the following boards: ALFA AP96 TL-MR3220 v1 TL-WR1043ND v1 TL-WR2543ND v1 TL-WR703N v1 TL-WR741ND v1 TL-WR741ND v4 WNDR3700 v1 WZR-HP-G300NH SVN-Revision: 29868
58 lines
1.7 KiB
Diff
58 lines
1.7 KiB
Diff
From e30d942814a606c5258c7adafc6bbb49836573e9 Mon Sep 17 00:00:00 2001
|
|
From: Gabor Juhos <juhosg@openwrt.org>
|
|
Date: Sat, 17 Dec 2011 10:13:08 +0100
|
|
Subject: [PATCH 33/35] MIPS: ath79: add PCI registration code for AR934X
|
|
|
|
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
|
|
Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
|
|
---
|
|
arch/mips/ath79/Kconfig | 2 ++
|
|
arch/mips/ath79/pci.c | 13 ++++++++++++-
|
|
2 files changed, 14 insertions(+), 1 deletions(-)
|
|
|
|
--- a/arch/mips/ath79/Kconfig
|
|
+++ b/arch/mips/ath79/Kconfig
|
|
@@ -72,6 +72,8 @@ config SOC_AR933X
|
|
|
|
config SOC_AR934X
|
|
select USB_ARCH_HAS_EHCI
|
|
+ select HW_HAS_PCI
|
|
+ select PCI_AR724X if PCI
|
|
def_bool n
|
|
|
|
config PCI_AR724X
|
|
--- a/arch/mips/ath79/pci.c
|
|
+++ b/arch/mips/ath79/pci.c
|
|
@@ -14,6 +14,7 @@
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/pci.h>
|
|
+#include <asm/mach-ath79/ar71xx_regs.h>
|
|
#include <asm/mach-ath79/ath79.h>
|
|
#include <asm/mach-ath79/irq.h>
|
|
#include <asm/mach-ath79/pci.h>
|
|
@@ -57,7 +58,9 @@ int __init pcibios_map_irq(const struct
|
|
if (soc_is_ar71xx()) {
|
|
ath79_pci_irq_map = ar71xx_pci_irq_map;
|
|
ath79_pci_nr_irqs = ARRAY_SIZE(ar71xx_pci_irq_map);
|
|
- } else if (soc_is_ar724x()) {
|
|
+ } else if (soc_is_ar724x() ||
|
|
+ soc_is_ar9342() ||
|
|
+ soc_is_ar9344()) {
|
|
ath79_pci_irq_map = ar724x_pci_irq_map;
|
|
ath79_pci_nr_irqs = ARRAY_SIZE(ar724x_pci_irq_map);
|
|
} else {
|
|
@@ -115,5 +118,13 @@ int __init ath79_register_pci(void)
|
|
if (soc_is_ar724x())
|
|
return ar724x_pcibios_init(ATH79_CPU_IRQ_IP2);
|
|
|
|
+ if (soc_is_ar9342() || soc_is_ar9344()) {
|
|
+ u32 bootstrap;
|
|
+
|
|
+ bootstrap = ath79_reset_rr(AR934X_RESET_REG_BOOTSTRAP);
|
|
+ if (bootstrap & AR934X_BOOTSTRAP_PCIE_RC)
|
|
+ return ar724x_pcibios_init(ATH79_IP2_IRQ(0));
|
|
+ }
|
|
+
|
|
return -ENODEV;
|
|
}
|