summaryrefslogtreecommitdiff
path: root/arch/powerpc/platforms/83xx/usb.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/platforms/83xx/usb.c')
-rw-r--r--arch/powerpc/platforms/83xx/usb.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/83xx/usb.c b/arch/powerpc/platforms/83xx/usb.c
index 471fdd8f4108..64bcf0a33c71 100644
--- a/arch/powerpc/platforms/83xx/usb.c
+++ b/arch/powerpc/platforms/83xx/usb.c
@@ -129,7 +129,7 @@ int mpc831x_usb_cfg(void)
if (immr_node && of_device_is_compatible(immr_node, "fsl,mpc8315-immr"))
clrsetbits_be32(immap + MPC83XX_SCCR_OFFS,
MPC8315_SCCR_USB_MASK,
- MPC8315_SCCR_USB_DRCM_11);
+ MPC8315_SCCR_USB_DRCM_01);
else
clrsetbits_be32(immap + MPC83XX_SCCR_OFFS,
MPC83XX_SCCR_USB_MASK,
@@ -164,9 +164,15 @@ int mpc831x_usb_cfg(void)
/* Using on-chip PHY */
if (prop && (!strcmp(prop, "utmi_wide") ||
!strcmp(prop, "utmi"))) {
- /* Set UTMI_PHY_EN, REFSEL to 48MHZ */
+ u32 refsel;
+
+ if (of_device_is_compatible(immr_node, "fsl,mpc8315-immr"))
+ refsel = CONTROL_REFSEL_24MHZ;
+ else
+ refsel = CONTROL_REFSEL_48MHZ;
+ /* Set UTMI_PHY_EN and REFSEL */
out_be32(usb_regs + FSL_USB2_CONTROL_OFFS,
- CONTROL_UTMI_PHY_EN | CONTROL_REFSEL_48MHZ);
+ CONTROL_UTMI_PHY_EN | refsel);
/* Using external UPLI PHY */
} else if (prop && !strcmp(prop, "ulpi")) {
/* Set PHY_CLK_SEL to ULPI */