X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fsvn-archive%2Farchive.git;a=blobdiff_plain;f=target%2Flinux%2Far71xx%2Fpatches-3.3%2F134-MIPS-ath79-add-USB-platform-setup-code-for-AR934X.patch;fp=target%2Flinux%2Far71xx%2Fpatches-3.3%2F134-MIPS-ath79-add-USB-platform-setup-code-for-AR934X.patch;h=2a287ecaa6d9a7fc1bffbf6da7122dc96daed975;hp=0000000000000000000000000000000000000000;hb=944a6054fc7cea1b8e0ab322d2ad5b7772edbcc9;hpb=0badcf59ff7f90dc5214315744676ef243f0763e

diff --git a/target/linux/ar71xx/patches-3.3/134-MIPS-ath79-add-USB-platform-setup-code-for-AR934X.patch b/target/linux/ar71xx/patches-3.3/134-MIPS-ath79-add-USB-platform-setup-code-for-AR934X.patch
new file mode 100644
index 0000000000..2a287ecaa6
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.3/134-MIPS-ath79-add-USB-platform-setup-code-for-AR934X.patch
@@ -0,0 +1,78 @@
+From 635d5a2ac8aa483c3a0635c60bff8ea8978ff6a7 Mon Sep 17 00:00:00 2001
+From: Gabor Juhos <juhosg@openwrt.org>
+Date: Sun, 11 Dec 2011 18:34:13 +0100
+Subject: [PATCH 39/47] MIPS: ath79: add USB platform setup code for AR934X
+
+Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
+---
+ arch/mips/ath79/dev-usb.c                      |   28 ++++++++++++++++++++++++
+ arch/mips/include/asm/mach-ath79/ar71xx_regs.h |    7 ++++++
+ 2 files changed, 35 insertions(+), 0 deletions(-)
+
+--- a/arch/mips/ath79/dev-usb.c
++++ b/arch/mips/ath79/dev-usb.c
+@@ -193,6 +193,32 @@ static void __init ar933x_usb_setup(void
+ 	platform_device_register(&ath79_ehci_device);
+ }
+ 
++static void __init ar934x_usb_setup(void)
++{
++	u32 bootstrap;
++
++	bootstrap = ath79_reset_rr(AR934X_RESET_REG_BOOTSTRAP);
++	if (bootstrap & AR934X_BOOTSTRAP_USB_MODE_DEVICE)
++		return;
++
++	ath79_device_reset_set(AR934X_RESET_USBSUS_OVERRIDE);
++	udelay(1000);
++
++	ath79_device_reset_clear(AR934X_RESET_USB_PHY);
++	udelay(1000);
++
++	ath79_device_reset_clear(AR934X_RESET_USB_PHY_ANALOG);
++	udelay(1000);
++
++	ath79_device_reset_clear(AR934X_RESET_USB_HOST);
++	udelay(1000);
++
++	ath79_usb_init_resource(ath79_ehci_resources, AR934X_EHCI_BASE,
++				AR934X_EHCI_SIZE, ATH79_CPU_IRQ_USB);
++	ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v2;
++	platform_device_register(&ath79_ehci_device);
++}
++
+ void __init ath79_register_usb(void)
+ {
+ 	if (soc_is_ar71xx())
+@@ -205,6 +231,8 @@ void __init ath79_register_usb(void)
+ 		ar913x_usb_setup();
+ 	else if (soc_is_ar933x())
+ 		ar933x_usb_setup();
++	else if (soc_is_ar934x())
++		ar934x_usb_setup();
+ 	else
+ 		BUG();
+ }
+--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
++++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
+@@ -63,6 +63,8 @@
+ 
+ #define AR934X_WMAC_BASE	(AR71XX_APB_BASE + 0x00100000)
+ #define AR934X_WMAC_SIZE	0x20000
++#define AR934X_EHCI_BASE	0x1b000000
++#define AR934X_EHCI_SIZE	0x1000
+ 
+ /*
+  * DDR_CTRL block
+@@ -288,6 +290,11 @@
+ #define AR933X_RESET_USB_PHY		BIT(4)
+ #define AR933X_RESET_USBSUS_OVERRIDE	BIT(3)
+ 
++#define AR934X_RESET_USB_PHY_ANALOG	BIT(11)
++#define AR934X_RESET_USB_HOST		BIT(5)
++#define AR934X_RESET_USB_PHY		BIT(4)
++#define AR934X_RESET_USBSUS_OVERRIDE	BIT(3)
++
+ #define AR933X_BOOTSTRAP_REF_CLK_40	BIT(0)
+ 
+ #define AR934X_BOOTSTRAP_SW_OPTION8	BIT(23)