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Diffstat (limited to 'arch/powerpc/platforms/83xx/usb.c')
-rw-r--r--arch/powerpc/platforms/83xx/usb.c21
1 files changed, 16 insertions, 5 deletions
diff --git a/arch/powerpc/platforms/83xx/usb.c b/arch/powerpc/platforms/83xx/usb.c
index 3ba4bb7d41bb..2c64164722d0 100644
--- a/arch/powerpc/platforms/83xx/usb.c
+++ b/arch/powerpc/platforms/83xx/usb.c
@@ -127,7 +127,8 @@ int mpc831x_usb_cfg(void)
127 127
128 /* Configure clock */ 128 /* Configure clock */
129 immr_node = of_get_parent(np); 129 immr_node = of_get_parent(np);
130 if (immr_node && of_device_is_compatible(immr_node, "fsl,mpc8315-immr")) 130 if (immr_node && (of_device_is_compatible(immr_node, "fsl,mpc8315-immr") ||
131 of_device_is_compatible(immr_node, "fsl,mpc8308-immr")))
131 clrsetbits_be32(immap + MPC83XX_SCCR_OFFS, 132 clrsetbits_be32(immap + MPC83XX_SCCR_OFFS,
132 MPC8315_SCCR_USB_MASK, 133 MPC8315_SCCR_USB_MASK,
133 MPC8315_SCCR_USB_DRCM_01); 134 MPC8315_SCCR_USB_DRCM_01);
@@ -138,7 +139,11 @@ int mpc831x_usb_cfg(void)
138 139
139 /* Configure pin mux for ULPI. There is no pin mux for UTMI */ 140 /* Configure pin mux for ULPI. There is no pin mux for UTMI */
140 if (prop && !strcmp(prop, "ulpi")) { 141 if (prop && !strcmp(prop, "ulpi")) {
141 if (of_device_is_compatible(immr_node, "fsl,mpc8315-immr")) { 142 if (of_device_is_compatible(immr_node, "fsl,mpc8308-immr")) {
143 clrsetbits_be32(immap + MPC83XX_SICRH_OFFS,
144 MPC8308_SICRH_USB_MASK,
145 MPC8308_SICRH_USB_ULPI);
146 } else if (of_device_is_compatible(immr_node, "fsl,mpc8315-immr")) {
142 clrsetbits_be32(immap + MPC83XX_SICRL_OFFS, 147 clrsetbits_be32(immap + MPC83XX_SICRL_OFFS,
143 MPC8315_SICRL_USB_MASK, 148 MPC8315_SICRL_USB_MASK,
144 MPC8315_SICRL_USB_ULPI); 149 MPC8315_SICRL_USB_ULPI);
@@ -173,6 +178,9 @@ int mpc831x_usb_cfg(void)
173 !strcmp(prop, "utmi"))) { 178 !strcmp(prop, "utmi"))) {
174 u32 refsel; 179 u32 refsel;
175 180
181 if (of_device_is_compatible(immr_node, "fsl,mpc8308-immr"))
182 goto out;
183
176 if (of_device_is_compatible(immr_node, "fsl,mpc8315-immr")) 184 if (of_device_is_compatible(immr_node, "fsl,mpc8315-immr"))
177 refsel = CONTROL_REFSEL_24MHZ; 185 refsel = CONTROL_REFSEL_24MHZ;
178 else 186 else
@@ -186,9 +194,11 @@ int mpc831x_usb_cfg(void)
186 temp = CONTROL_PHY_CLK_SEL_ULPI; 194 temp = CONTROL_PHY_CLK_SEL_ULPI;
187#ifdef CONFIG_USB_OTG 195#ifdef CONFIG_USB_OTG
188 /* Set OTG_PORT */ 196 /* Set OTG_PORT */
189 dr_mode = of_get_property(np, "dr_mode", NULL); 197 if (!of_device_is_compatible(immr_node, "fsl,mpc8308-immr")) {
190 if (dr_mode && !strcmp(dr_mode, "otg")) 198 dr_mode = of_get_property(np, "dr_mode", NULL);
191 temp |= CONTROL_OTG_PORT; 199 if (dr_mode && !strcmp(dr_mode, "otg"))
200 temp |= CONTROL_OTG_PORT;
201 }
192#endif /* CONFIG_USB_OTG */ 202#endif /* CONFIG_USB_OTG */
193 out_be32(usb_regs + FSL_USB2_CONTROL_OFFS, temp); 203 out_be32(usb_regs + FSL_USB2_CONTROL_OFFS, temp);
194 } else { 204 } else {
@@ -196,6 +206,7 @@ int mpc831x_usb_cfg(void)
196 ret = -EINVAL; 206 ret = -EINVAL;
197 } 207 }
198 208
209out:
199 iounmap(usb_regs); 210 iounmap(usb_regs);
200 of_node_put(np); 211 of_node_put(np);
201 return ret; 212 return ret;