diff options
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.patch | 88 |
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 000000000..ae0a0981d --- /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 |