diff options
author | Gabor Juhos <juhosg@openwrt.org> | 2011-06-20 19:26:10 (GMT) |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2011-12-07 22:02:46 (GMT) |
commit | c279b7759602d4ef97d45f3eb2cdf36a713eb99a (patch) | |
tree | 1c399f392565472b4726cc29b71e4d770266d00c /arch | |
parent | 9d6b204f93cfeb7ec5e6ec499aca43d2c1d6da3f (diff) | |
download | linux-fsl-qoriq-c279b7759602d4ef97d45f3eb2cdf36a713eb99a.tar.xz |
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>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/mips/ath79/Kconfig | 1 | ||||
-rw-r--r-- | arch/mips/ath79/dev-usb.c | 19 | ||||
-rw-r--r-- | arch/mips/include/asm/mach-ath79/ar71xx_regs.h | 7 |
3 files changed, 27 insertions, 0 deletions
diff --git a/arch/mips/ath79/Kconfig b/arch/mips/ath79/Kconfig index 90edf276..c3680c8 100644 --- 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 diff --git a/arch/mips/ath79/dev-usb.c b/arch/mips/ath79/dev-usb.c index c3f1999..002d6d2 100644 --- 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(); } diff --git a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h index e65c10d..733baca 100644 --- 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 |