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openwrt-xburst/target/linux/ar71xx/patches-3.6/167-MIPS-ath79-add-USB-controller-registration-code-for-.patch
juhosg df88996997 ar71xx: add initial support for 3.6
The nand subtarget is not working yet.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33983 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-10-28 19:52:02 +00:00

94 lines
2.6 KiB
Diff

From e4ba5e2bffd1f373f57dd692233aa6b7b46ae76c Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Sun, 24 Jun 2012 13:47:35 +0200
Subject: [PATCH 23/34] MIPS: ath79: add USB controller registration code for the QCA955X SoCs
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
---
arch/mips/ath79/dev-usb.c | 46 ++++++++++++++++++++++++
arch/mips/include/asm/mach-ath79/ar71xx_regs.h | 4 ++
2 files changed, 50 insertions(+), 0 deletions(-)
--- a/arch/mips/ath79/dev-usb.c
+++ b/arch/mips/ath79/dev-usb.c
@@ -75,6 +75,8 @@ static void __init ath79_usb_init_resour
unsigned long size,
int irq)
{
+ memset(res, 0, sizeof(res));
+
res[0].flags = IORESOURCE_MEM;
res[0].start = base;
res[0].end = base + size - 1;
@@ -219,6 +221,48 @@ static void __init ar934x_usb_setup(void
platform_device_register(&ath79_ehci_device);
}
+static void __init qca955x_usb_setup(void)
+{
+ struct platform_device *pdev;
+
+ ath79_usb_init_resource(ath79_ehci_resources,
+ QCA955X_EHCI0_BASE, QCA955X_EHCI_SIZE,
+ ATH79_IP3_IRQ(0));
+
+ pdev = platform_device_register_resndata(NULL, "ehci-platform", 0,
+ ath79_ehci_resources,
+ ARRAY_SIZE(ath79_ehci_resources),
+ &ath79_ehci_pdata_v2,
+ sizeof(ath79_ehci_pdata_v2));
+ if (IS_ERR(pdev)) {
+ pr_err("Unable to register USB %d device, err=%d\n", 0,
+ (int) PTR_ERR(pdev));
+ return;
+ }
+
+ pdev->dev.dma_mask = &ath79_ehci_dmamask;
+ pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
+
+ ath79_usb_init_resource(ath79_ehci_resources,
+ QCA955X_EHCI1_BASE, QCA955X_EHCI_SIZE,
+ ATH79_IP3_IRQ(1));
+
+ pdev = platform_device_register_resndata(NULL, "ehci-platform", 1,
+ ath79_ehci_resources,
+ ARRAY_SIZE(ath79_ehci_resources),
+ &ath79_ehci_pdata_v2,
+ sizeof(ath79_ehci_pdata_v2));
+
+ if (IS_ERR(pdev)) {
+ pr_err("Unable to register USB %d device, err=%d\n", 1,
+ (int) PTR_ERR(pdev));
+ return;
+ }
+
+ pdev->dev.dma_mask = &ath79_ehci_dmamask;
+ pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
+}
+
void __init ath79_register_usb(void)
{
if (soc_is_ar71xx())
@@ -233,6 +277,8 @@ void __init ath79_register_usb(void)
ar933x_usb_setup();
else if (soc_is_ar934x())
ar934x_usb_setup();
+ else if (soc_is_qca955x())
+ qca955x_usb_setup();
else
BUG();
}
--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
+++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
@@ -94,6 +94,10 @@
#define AR934X_EHCI_BASE 0x1b000000
#define AR934X_EHCI_SIZE 0x200
+#define QCA955X_EHCI0_BASE 0x1b000000
+#define QCA955X_EHCI1_BASE 0x1b400000
+#define QCA955X_EHCI_SIZE 0x200
+
/*
* DDR_CTRL block
*/