drivers: usb: Make usb device-tree fixup code architecture independent

move usb device tree fixup code from "arch/powerpc/" to "drivers/usb/"
so that it works independent of architecture it is running on

Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>

diff --git a/arch/powerpc/cpu/mpc8xxx/fdt.c b/arch/powerpc/cpu/mpc8xxx/fdt.c
index c6b4d955496e0c69d2d1179480036f885af909fd..1c63f93f4d45c46c07ea14de0fab61ff141a9e50 100644 (file)
--- a/arch/powerpc/cpu/mpc8xxx/fdt.c
+++ b/arch/powerpc/cpu/mpc8xxx/fdt.c
@@ -73,110 +73,6 @@ void ft_fixup_num_cores(void *blob) {
 }
 #endif /* defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) */
 
-#if defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB)
-static int fdt_fixup_usb_mode_phy_type(void *blob, const char *mode,
-                               const char *phy_type, int start_offset)
-{
-       const char *compat_dr = "fsl-usb2-dr";
-       const char *compat_mph = "fsl-usb2-mph";
-       const char *prop_mode = "dr_mode";
-       const char *prop_type = "phy_type";
-       const char *node_type = NULL;
-       int node_offset;
-       int err;
-
-       node_offset = fdt_node_offset_by_compatible(blob,
-                       start_offset, compat_mph);
-       if (node_offset < 0) {
-               node_offset = fdt_node_offset_by_compatible(blob,
-                       start_offset, compat_dr);
-               if (node_offset < 0) {
-                       printf("WARNING: could not find compatible"
-                               " node %s or %s: %s.\n", compat_mph,
-                               compat_dr, fdt_strerror(node_offset));
-                       return -1;
-               } else
-                       node_type = compat_dr;
-       } else
-               node_type = compat_mph;
-
-       if (mode) {
-               err = fdt_setprop(blob, node_offset, prop_mode, mode,
-                                 strlen(mode) + 1);
-               if (err < 0)
-                       printf("WARNING: could not set %s for %s: %s.\n",
-                              prop_mode, node_type, fdt_strerror(err));
-       }
-
-       if (phy_type) {
-               err = fdt_setprop(blob, node_offset, prop_type, phy_type,
-                                 strlen(phy_type) + 1);
-               if (err < 0)
-                       printf("WARNING: could not set %s for %s: %s.\n",
-                              prop_type, node_type, fdt_strerror(err));
-       }
-
-       return node_offset;
-}
-
-void fdt_fixup_dr_usb(void *blob, bd_t *bd)
-{
-       const char *modes[] = { "host", "peripheral", "otg" };
-       const char *phys[] = { "ulpi", "utmi" };
-       int usb_mode_off = -1;
-       int usb_phy_off = -1;
-       char str[5];
-       int i, j;
-
-       for (i = 1; i <= CONFIG_USB_MAX_CONTROLLER_COUNT; i++) {
-               const char *dr_mode_type = NULL;
-               const char *dr_phy_type = NULL;
-               int mode_idx = -1, phy_idx = -1;
-               snprintf(str, 5, "%s%d", "usb", i);
-               if (hwconfig(str)) {
-                       for (j = 0; j < ARRAY_SIZE(modes); j++) {
-                               if (hwconfig_subarg_cmp(str, "dr_mode",
-                                               modes[j])) {
-                                       mode_idx = j;
-                                       break;
-                               }
-                       }
-
-                       for (j = 0; j < ARRAY_SIZE(phys); j++) {
-                               if (hwconfig_subarg_cmp(str, "phy_type",
-                                               phys[j])) {
-                                       phy_idx = j;
-                                       break;
-                               }
-                       }
-
-                       if (mode_idx < 0 && phy_idx < 0) {
-                               printf("WARNING: invalid phy or mode\n");
-                               return;
-                       }
-
-                       if (mode_idx > -1)
-                               dr_mode_type = modes[mode_idx];
-
-                       if (phy_idx > -1)
-                               dr_phy_type = phys[phy_idx];
-               }
-
-               usb_mode_off = fdt_fixup_usb_mode_phy_type(blob,
-                       dr_mode_type, NULL, usb_mode_off);
-
-               if (usb_mode_off < 0)
-                       return;
-
-               usb_phy_off = fdt_fixup_usb_mode_phy_type(blob,
-                       NULL, dr_phy_type, usb_phy_off);
-
-               if (usb_phy_off < 0)
-                       return;
-       }
-}
-#endif /* defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB) */
-
 /*
  * update crypto node properties to a specified revision of the SEC
  * called with sec_rev == 0 if not on an E processor

diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index 8f554649e15625406da818fbd97701ec4c2dd6d4..54efe5ef00e75a998c006b55c1e5dbb8866b19a9 100644 (file)
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -15,9 +15,14 @@
 #include <usb/ehci-fsl.h>
 #include <hwconfig.h>
 #include <fsl_usb.h>
+#include <fdt_support.h>
 
 #include "ehci.h"
 
+#ifndef CONFIG_USB_MAX_CONTROLLER_COUNT
+#define CONFIG_USB_MAX_CONTROLLER_COUNT 1
+#endif
+
 static void set_txfifothresh(struct usb_ehci *, u32);
 
 /* Check USB PHY clock valid */
@@ -158,3 +163,111 @@ static void set_txfifothresh(struct usb_ehci *ehci, u32 txfifo_thresh)
        cmd |= TXFIFO_THRESH(txfifo_thresh);
        ehci_writel(&ehci->txfilltuning, cmd);
 }
+
+#if defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB)
+static int fdt_fixup_usb_mode_phy_type(void *blob, const char *mode,
+                                      const char *phy_type, int start_offset)
+{
+       const char *compat_dr = "fsl-usb2-dr";
+       const char *compat_mph = "fsl-usb2-mph";
+       const char *prop_mode = "dr_mode";
+       const char *prop_type = "phy_type";
+       const char *node_type = NULL;
+       int node_offset;
+       int err;
+
+       node_offset = fdt_node_offset_by_compatible(blob,
+                                                   start_offset, compat_mph);
+       if (node_offset < 0) {
+               node_offset = fdt_node_offset_by_compatible(blob,
+                                                           start_offset,
+                                                           compat_dr);
+               if (node_offset < 0) {
+                       printf("WARNING: could not find compatible node: %s",
+                              fdt_strerror(node_offset));
+                       return -1;
+               }
+               node_type = compat_dr;
+       } else {
+               node_type = compat_mph;
+       }
+
+       if (mode) {
+               err = fdt_setprop(blob, node_offset, prop_mode, mode,
+                                 strlen(mode) + 1);
+               if (err < 0)
+                       printf("WARNING: could not set %s for %s: %s.\n",
+                              prop_mode, node_type, fdt_strerror(err));
+       }
+
+       if (phy_type) {
+               err = fdt_setprop(blob, node_offset, prop_type, phy_type,
+                                 strlen(phy_type) + 1);
+               if (err < 0)
+                       printf("WARNING: could not set %s for %s: %s.\n",
+                              prop_type, node_type, fdt_strerror(err));
+       }
+
+       return node_offset;
+}
+
+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" };
+       int usb_mode_off = -1;
+       int usb_phy_off = -1;
+       char str[5];
+       int i, j;
+
+       for (i = 1; i <= CONFIG_USB_MAX_CONTROLLER_COUNT; i++) {
+               const char *dr_mode_type = NULL;
+               const char *dr_phy_type = NULL;
+               int mode_idx = -1, phy_idx = -1;
+
+               snprintf(str, 5, "%s%d", "usb", i);
+               if (hwconfig(str)) {
+                       for (j = 0; j < ARRAY_SIZE(modes); j++) {
+                               if (hwconfig_subarg_cmp(str, "dr_mode",
+                                                       modes[j])) {
+                                       mode_idx = j;
+                                       break;
+                               }
+                       }
+
+                       for (j = 0; j < ARRAY_SIZE(phys); j++) {
+                               if (hwconfig_subarg_cmp(str, "phy_type",
+                                                       phys[j])) {
+                                       phy_idx = j;
+                                       break;
+                               }
+                       }
+
+                       if (mode_idx < 0 && phy_idx < 0) {
+                               printf("WARNING: invalid phy or mode\n");
+                               return;
+                       }
+
+                       if (mode_idx > -1)
+                               dr_mode_type = modes[mode_idx];
+
+                       if (phy_idx > -1)
+                               dr_phy_type = phys[phy_idx];
+               }
+
+               usb_mode_off = fdt_fixup_usb_mode_phy_type(blob,
+                                                          dr_mode_type, NULL,
+                                                          usb_mode_off);
+
+               if (usb_mode_off < 0)
+                       return;
+
+               usb_phy_off = fdt_fixup_usb_mode_phy_type(blob,
+                                                         NULL, dr_phy_type,
+                                                         usb_phy_off);
+
+               if (usb_phy_off < 0)
+                       return;
+       }
+}
+#endif