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authorGabor Juhos <juhosg@openwrt.org>2012-01-22 22:38:19 +0000
committerGabor Juhos <juhosg@openwrt.org>2012-01-22 22:38:19 +0000
commitaf015f956c35717909247a5732f6862d3de1476f (patch)
treec72d67ef23e35b8dd3e8177c4811773ed6eed759 /target/linux/ar71xx/patches-3.2/013-MIPS-ath79-add-AR933X-specific-USB-platform-device-r.patch
parent386cbfe45bc521baa889a8c261b2c77e69fc956f (diff)
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ar71xx: add initial support for 3.2
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
Diffstat (limited to 'target/linux/ar71xx/patches-3.2/013-MIPS-ath79-add-AR933X-specific-USB-platform-device-r.patch')
-rw-r--r--target/linux/ar71xx/patches-3.2/013-MIPS-ath79-add-AR933X-specific-USB-platform-device-r.patch88
1 files changed, 88 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.2/013-MIPS-ath79-add-AR933X-specific-USB-platform-device-r.patch b/target/linux/ar71xx/patches-3.2/013-MIPS-ath79-add-AR933X-specific-USB-platform-device-r.patch
new file mode 100644
index 0000000..ae0a098
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.2/013-MIPS-ath79-add-AR933X-specific-USB-platform-device-r.patch
@@ -0,0 +1,88 @@
+From 1355a27c85ae89225e738b9016656a406542ed1b Mon Sep 17 00:00:00 2001
+From: Gabor Juhos <juhosg@openwrt.org>
+Date: Mon, 20 Jun 2011 21:26:10 +0200
+Subject: [PATCH 13/27] MIPS: ath79: add AR933X specific USB platform device registration
+
+Also select the USB_ARCH_HAS_EHCI symbol in order to make the
+EHCI driver available.
+
+Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
+Cc: linux-mips@linux-mips.org
+Cc: Kathy Giori <kgiori@qca.qualcomm.com>
+Cc: "Luis R. Rodriguez" <rodrigue@qca.qualcomm.com>
+Patchwork: https://patchwork.linux-mips.org/patch/2527/
+Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
+---
+ arch/mips/ath79/Kconfig | 1 +
+ arch/mips/ath79/dev-usb.c | 19 +++++++++++++++++++
+ arch/mips/include/asm/mach-ath79/ar71xx_regs.h | 7 +++++++
+ 3 files changed, 27 insertions(+), 0 deletions(-)
+
+--- a/arch/mips/ath79/Kconfig
++++ b/arch/mips/ath79/Kconfig
+@@ -42,6 +42,7 @@ config SOC_AR913X
+ def_bool n
+
+ config SOC_AR933X
++ select USB_ARCH_HAS_EHCI
+ def_bool n
+
+ config ATH79_DEV_AR913X_WMAC
+--- a/arch/mips/ath79/dev-usb.c
++++ b/arch/mips/ath79/dev-usb.c
+@@ -163,6 +163,23 @@ static void __init ar913x_usb_setup(void
+ platform_device_register(&ath79_ehci_device);
+ }
+
++static void __init ar933x_usb_setup(void)
++{
++ ath79_device_reset_set(AR933X_RESET_USBSUS_OVERRIDE);
++ mdelay(10);
++
++ ath79_device_reset_clear(AR933X_RESET_USB_HOST);
++ mdelay(10);
++
++ ath79_device_reset_clear(AR933X_RESET_USB_PHY);
++ mdelay(10);
++
++ ath79_ehci_resources[0].start = AR933X_EHCI_BASE;
++ ath79_ehci_resources[0].end = AR933X_EHCI_BASE + AR933X_EHCI_SIZE - 1;
++ ath79_ehci_device.name = "ar933x-ehci";
++ platform_device_register(&ath79_ehci_device);
++}
++
+ void __init ath79_register_usb(void)
+ {
+ if (soc_is_ar71xx())
+@@ -173,6 +190,8 @@ void __init ath79_register_usb(void)
+ ar724x_usb_setup();
+ else if (soc_is_ar913x())
+ ar913x_usb_setup();
++ else if (soc_is_ar933x())
++ ar933x_usb_setup();
+ else
+ BUG();
+ }
+--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
++++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
+@@ -56,6 +56,9 @@
+ #define AR933X_UART_BASE (AR71XX_APB_BASE + 0x00020000)
+ #define AR933X_UART_SIZE 0x14
+
++#define AR933X_EHCI_BASE 0x1b000000
++#define AR933X_EHCI_SIZE 0x1000
++
+ /*
+ * DDR_CTRL block
+ */
+@@ -230,6 +233,10 @@
+ #define AR913X_RESET_USB_HOST BIT(5)
+ #define AR913X_RESET_USB_PHY BIT(4)
+
++#define AR933X_RESET_USB_HOST BIT(5)
++#define AR933X_RESET_USB_PHY BIT(4)
++#define AR933X_RESET_USBSUS_OVERRIDE BIT(3)
++
+ #define AR933X_BOOTSTRAP_REF_CLK_40 BIT(0)
+
+ #define REV_ID_MAJOR_MASK 0xfff0