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| author | Nikhil Badola <nikhil.badola@freescale.com> | 2015-03-17 18:16:33 +0530 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-04-21 10:19:19 -0700 |
| commit | b4e78faab3ce31543ca59a97f8d7d19d66ac608b (patch) | |
| tree | 8a24546868e6d330c8d6ebec681cb939aece95b8 | |
| parent | 0070459048919f2b14b9281441ae96a0a12301e3 (diff) | |
| download | talos-obmc-uboot-b4e78faab3ce31543ca59a97f8d7d19d66ac608b.tar.gz talos-obmc-uboot-b4e78faab3ce31543ca59a97f8d7d19d66ac608b.zip | |
drivers:usb: Check if USB Erratum A005697 is applicable on BSC913x
Check if USB Erratum A005697 is applicable on BSC913x and
add corresponding property in the device tree via device
tree fixup which is used by linux driver
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
| -rw-r--r-- | drivers/usb/host/ehci-fsl.c | 9 | ||||
| -rw-r--r-- | include/fsl_usb.h | 18 |
2 files changed, 27 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index ed83eb4718..2dca5244be 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -263,6 +263,7 @@ void fdt_fixup_dr_usb(void *blob, bd_t *bd) int usb_erratum_a006261_off = -1; int usb_erratum_a007075_off = -1; int usb_erratum_a007792_off = -1; + int usb_erratum_a005697_off = -1; int usb_mode_off = -1; int usb_phy_off = -1; char str[5]; @@ -346,6 +347,14 @@ void fdt_fixup_dr_usb(void *blob, bd_t *bd) if (usb_erratum_a007792_off < 0) return; } + if (has_erratum_a005697()) { + usb_erratum_a005697_off = fdt_fixup_usb_erratum + (blob, + "fsl,usb-erratum-a005697", + usb_erratum_a005697_off); + if (usb_erratum_a005697_off < 0) + return; + } } } #endif diff --git a/include/fsl_usb.h b/include/fsl_usb.h index 92751dd827..33d9f03096 100644 --- a/include/fsl_usb.h +++ b/include/fsl_usb.h @@ -196,6 +196,19 @@ static inline bool has_erratum_a007792(void) return false; } +static inline bool has_erratum_a005697(void) +{ + u32 svr = get_svr(); + u32 soc = SVR_SOC_VER(svr); + + switch (soc) { + case SVR_9131: + case SVR_9132: + return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1); + } + return false; +} + #else static inline bool has_dual_phy(void) { @@ -221,5 +234,10 @@ static inline bool has_erratum_a007792(void) { return false; } + +static inline bool has_erratum_a005697(void) +{ + return false; +} #endif #endif /*_ASM_FSL_USB_H_ */ |
