diff options
author | Sergey Matyukevich <geomatsi@gmail.com> | 2010-06-09 19:09:06 (GMT) |
---|---|---|
committer | Remy Bohmer <linux@bohmer.net> | 2010-06-30 19:37:36 (GMT) |
commit | 64203c7b0f4568e5ece9fc1b25f763bed88d10b8 (patch) | |
tree | 6142a6723a07293297aee4c85dd9652a96a46677 /arch | |
parent | 39ddd10b046fb791f47281ffb2100be01909ad72 (diff) | |
download | u-boot-fsl-qoriq-64203c7b0f4568e5ece9fc1b25f763bed88d10b8.tar.xz |
USB OHCI support for at91sam9g45 SoC
Add USB OHCI support for at91sam9g45ekes/at91sam9m10g45ek boards.
Note that according to errata from Atmel, OHCI is not operational
on the first revision of at91sam9g45 chip. So this patch enables
OHCI support for later revisions.
Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/include/asm/arch-at91/at91_pmc.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/arm/include/asm/arch-at91/at91_pmc.h b/arch/arm/include/asm/arch-at91/at91_pmc.h index 5b1a85d..2f9ad96 100644 --- a/arch/arm/include/asm/arch-at91/at91_pmc.h +++ b/arch/arm/include/asm/arch-at91/at91_pmc.h @@ -35,13 +35,15 @@ typedef struct at91_pmc { u32 pcer; /* 0x10 Peripheral Clock Enable Register */ u32 pcdr; /* 0x14 Peripheral Clock Disable Register */ u32 pcsr; /* 0x18 Peripheral Clock Status Register */ - u32 reserved1; + u32 uckr; /* 0x1C UTMI Clock Register */ u32 mor; /* 0x20 Main Oscilator Register */ u32 mcfr; /* 0x24 Main Clock Frequency Register */ u32 pllar; /* 0x28 PLL A Register */ u32 pllbr; /* 0x2C PLL B Register */ u32 mckr; /* 0x30 Master Clock Register */ - u32 reserved2[3]; + u32 reserved1; + u32 usb; /* 0x38 USB Clock Register */ + u32 reserved2; u32 pck[4]; /* 0x40 Programmable Clock Register 0 - 3 */ u32 reserved3[4]; u32 ier; /* 0x60 Interrupt Enable Register */ @@ -199,6 +201,14 @@ typedef struct at91_pmc { #define AT91_PMC_PDIV_2 (1 << 12) #ifdef CONFIG_AT91_LEGACY +#define AT91_PMC_USB (AT91_PMC + 0x38) /* USB Clock Register */ +#endif +#define AT91_PMC_USBS_USB_PLLA (0x0) /* USB Clock Input is PLLA */ +#define AT91_PMC_USBS_USB_UPLL (0x1) /* USB Clock Input is UPLL */ +#define AT91_PMC_USBDIV_8 (0x7 << 8) /* USB Clock divided by 8 */ +#define AT91_PMC_USBDIV_10 (0x9 << 8) /* USB Clock divided by 10 */ + +#ifdef CONFIG_AT91_LEGACY #define AT91_PMC_PCKR(n) (AT91_PMC + 0x40 + ((n) * 4)) /* Programmable Clock 0-3 Registers */ #define AT91_PMC_IER (AT91_PMC + 0x60) /* Interrupt Enable Register */ |