Identify soc(s) having dual phy so as to add "utmi_dual" as phy_mode for all these socs. This is required for supporting deel-sleep feature in linux for usb driver
Signed-off-by: Ramneek Mehresh ramneek.mehresh@freescale.com Signed-off-by: Nikhil Badola nikhil.badola@freescale.com --- drivers/usb/host/ehci-fsl.c | 7 ++++++- include/fsl_usb.h | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 38 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index 5d4288d..ed83eb4 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -259,7 +259,7 @@ static int fdt_fixup_usb_erratum(void *blob, const char *prop_erratum, void fdt_fixup_dr_usb(void *blob, bd_t *bd) { static const char * const modes[] = { "host", "peripheral", "otg" }; - static const char * const phys[] = { "ulpi", "utmi" }; + static const char * const phys[] = { "ulpi", "utmi", "utmi_dual" }; int usb_erratum_a006261_off = -1; int usb_erratum_a007075_off = -1; int usb_erratum_a007792_off = -1; @@ -303,6 +303,9 @@ void fdt_fixup_dr_usb(void *blob, bd_t *bd) dr_phy_type = phys[phy_idx]; }
+ if (has_dual_phy()) + dr_phy_type = phys[2]; + usb_mode_off = fdt_fixup_usb_mode_phy_type(blob, dr_mode_type, NULL, usb_mode_off); @@ -325,6 +328,7 @@ void fdt_fixup_dr_usb(void *blob, bd_t *bd) if (usb_erratum_a006261_off < 0) return; } + if (has_erratum_a007075()) { usb_erratum_a007075_off = fdt_fixup_usb_erratum (blob, @@ -333,6 +337,7 @@ void fdt_fixup_dr_usb(void *blob, bd_t *bd) if (usb_erratum_a007075_off < 0) return; } + if (has_erratum_a007792()) { usb_erratum_a007792_off = fdt_fixup_usb_erratum (blob, diff --git a/include/fsl_usb.h b/include/fsl_usb.h index d251f5d..d24ffa7 100644 --- a/include/fsl_usb.h +++ b/include/fsl_usb.h @@ -87,6 +87,33 @@ struct ccsr_usb_phy {
/* USB Erratum Checking code */ #ifdef CONFIG_PPC +static inline bool has_dual_phy(void) +{ + u32 svr = get_svr(); + u32 soc = SVR_SOC_VER(svr); + + switch (soc) { + case SVR_T1023: + case SVR_T1024: + case SVR_T1013: + case SVR_T1014: + return IS_SVR_REV(svr, 1, 0); + case SVR_T1040: + case SVR_T1042: + case SVR_T1020: + case SVR_T1022: + case SVR_T2080: + case SVR_T2081: + return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1); + case SVR_T4240: + case SVR_T4160: + case SVR_T4080: + return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0); + } + + return false; +} + static inline bool has_erratum_a006261(void) { u32 svr = get_svr(); @@ -165,6 +192,11 @@ static inline bool has_erratum_a007792(void) }
#else +static inline bool has_dual_phy(void) +{ + return false; +} + static inline bool has_erratum_a006261(void) { return false;