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path: root/target/linux/lantiq/patches-3.3/0067-MIPS-lantiq-fix-dwc_otg-usb-for-ase.patch
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From 6f421cda8e6e43f74b8f8a7f63db67c6d3ac9ba3 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Wed, 11 Apr 2012 18:43:50 +0200
Subject: [PATCH 67/70] MIPS: lantiq: fix dwc_otg usb for ase

changed irq number and pmu settings. little bit of fiddling to get the now variable
irq into resources.

Signed-off-by: Conor O'Gorman <i@conorogorman.net>
---
 .../mips/include/asm/mach-lantiq/xway/lantiq_irq.h |    1 +
 drivers/usb/dwc_otg/dwc_otg_driver.c               |    3 +++
 drivers/usb/dwc_otg/dwc_otg_ifx.c                  |    5 ++++-
 3 files changed, 8 insertions(+), 1 deletions(-)

diff --git a/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h b/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h
index b7f10e6..d9c892b 100644
--- a/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h
+++ b/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h
@@ -36,6 +36,7 @@
 
 #define LTQ_TIMER6_INT		(INT_NUM_IM1_IRL0 + 23)
 #define LTQ_USB_INT		(INT_NUM_IM1_IRL0 + 22)
+#define LTQ_USB_ASE_INT		(INT_NUM_IM0_IRL0 + 31)
 #define LTQ_USB_OC_INT		(INT_NUM_IM4_IRL0 + 23)
 
 #define MIPS_CPU_TIMER_IRQ		7
diff --git a/drivers/usb/dwc_otg/dwc_otg_driver.c b/drivers/usb/dwc_otg/dwc_otg_driver.c
index 1b0daab..5c64ebb 100644
--- a/drivers/usb/dwc_otg/dwc_otg_driver.c
+++ b/drivers/usb/dwc_otg/dwc_otg_driver.c
@@ -860,6 +860,9 @@ static int __init dwc_otg_init(void)
 
     printk(KERN_INFO "%s: version %s\n", dwc_driver_name, DWC_DRIVER_VERSION);
 
+    if (ltq_is_ase())
+        dwc_irq = LTQ_USB_ASE_INT;
+
 	// ifxmips setup
     retval = ifx_usb_hc_init(dwc_iomem_base, dwc_irq);
     if (retval < 0)
diff --git a/drivers/usb/dwc_otg/dwc_otg_ifx.c b/drivers/usb/dwc_otg/dwc_otg_ifx.c
index 0a4c209..e45da85 100644
--- a/drivers/usb/dwc_otg/dwc_otg_ifx.c
+++ b/drivers/usb/dwc_otg/dwc_otg_ifx.c
@@ -61,7 +61,10 @@ void dwc_otg_power_on (void)
 	// clear power
 	writel(readl(DANUBE_PMU_PWDCR) | 0x41, DANUBE_PMU_PWDCR);
 	// set clock gating
-	writel(readl(DANUBE_CGU_IFCCR) | 0x30, DANUBE_CGU_IFCCR);
+	if (ltq_is_ase())
+		writel(readl(DANUBE_CGU_IFCCR) & ~0x20, DANUBE_CGU_IFCCR);
+	else
+		writel(readl(DANUBE_CGU_IFCCR) | 0x30, DANUBE_CGU_IFCCR);
 	// set power
 	writel(readl(DANUBE_PMU_PWDCR) & ~0x1, DANUBE_PMU_PWDCR);
 	writel(readl(DANUBE_PMU_PWDCR) & ~0x40, DANUBE_PMU_PWDCR);
-- 
1.7.9.1