diff options
author | Anton Vorontsov <avorontsov@ru.mvista.com> | 2008-03-14 23:20:18 +0300 |
---|---|---|
committer | Kim Phillips <kim.phillips@freescale.com> | 2008-03-25 19:19:39 -0500 |
commit | 18e69a35efbb078403db0c0063986470dad7d082 (patch) | |
tree | 0b771e000e8dbd7f4e9d350ae5990674d8aa7ec8 | |
parent | c7604783b236e368f225efb7b3efb418fe20b404 (diff) |
83xx/fdt_support: let user specifiy FSL USB Dual-Role controller role
Linux understands "host" (default), "peripheral" and "otg" (broken).
Though, U-Boot doesn't restrict dr_mode variable to these values (think
of renames in future).
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
-rw-r--r-- | board/freescale/mpc837xerdb/mpc837xerdb.c | 1 | ||||
-rw-r--r-- | common/fdt_support.c | 25 | ||||
-rw-r--r-- | include/configs/MPC837XERDB.h | 2 | ||||
-rw-r--r-- | include/fdt_support.h | 6 |
4 files changed, 34 insertions, 0 deletions
diff --git a/board/freescale/mpc837xerdb/mpc837xerdb.c b/board/freescale/mpc837xerdb/mpc837xerdb.c index d0915380582..83fb60da004 100644 --- a/board/freescale/mpc837xerdb/mpc837xerdb.c +++ b/board/freescale/mpc837xerdb/mpc837xerdb.c @@ -197,5 +197,6 @@ void ft_board_setup(void *blob, bd_t *bd) ft_pci_setup(blob, bd); #endif ft_cpu_setup(blob, bd); + fdt_fixup_dr_usb(blob, bd); } #endif /* CONFIG_OF_BOARD_SETUP */ diff --git a/common/fdt_support.c b/common/fdt_support.c index 36e1469c0c4..75077442d85 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -422,3 +422,28 @@ void fdt_fixup_ethernet(void *fdt, bd_t *bd) } } #endif + +#ifdef CONFIG_HAS_FSL_DR_USB +void fdt_fixup_dr_usb(void *blob, bd_t *bd) +{ + char *mode; + const char *compat = "fsl-usb2-dr"; + const char *prop = "dr_mode"; + int node_offset; + int err; + + mode = getenv("usb_dr_mode"); + if (!mode) + return; + + node_offset = fdt_node_offset_by_compatible(blob, 0, compat); + if (node_offset < 0) + printf("WARNING: could not find compatible node %s: %s.\n", + compat, fdt_strerror(node_offset)); + + err = fdt_setprop(blob, node_offset, prop, mode, strlen(mode) + 1); + if (err < 0) + printf("WARNING: could not set %s for %s: %s.\n", + prop, compat, fdt_strerror(err)); +} +#endif /* CONFIG_HAS_FSL_DR_USB */ diff --git a/include/configs/MPC837XERDB.h b/include/configs/MPC837XERDB.h index b2f54e10b3a..90812e92a9d 100644 --- a/include/configs/MPC837XERDB.h +++ b/include/configs/MPC837XERDB.h @@ -591,6 +591,8 @@ #define CONFIG_ETH1ADDR 00:04:9f:ef:04:02 #endif +#define CONFIG_HAS_FSL_DR_USB + #define CONFIG_IPADDR 10.0.0.2 #define CONFIG_SERVERIP 10.0.0.1 #define CONFIG_GATEWAYIP 10.0.0.1 diff --git a/include/fdt_support.h b/include/fdt_support.h index 5ef69839d53..890993ff9d1 100644 --- a/include/fdt_support.h +++ b/include/fdt_support.h @@ -50,6 +50,12 @@ int fdt_find_and_setprop(void *fdt, const char *node, const char *prop, const void *val, int len, int create); void fdt_fixup_qe_firmware(void *fdt); +#ifdef CONFIG_HAS_FSL_DR_USB +void fdt_fixup_dr_usb(void *blob, bd_t *bd); +#else +static inline void fdt_fixup_dr_usb(void *blob, bd_t *bd) {} +#endif /* CONFIG_HAS_FSL_DR_USB */ + #ifdef CONFIG_OF_BOARD_SETUP void ft_board_setup(void *blob, bd_t *bd); void ft_cpu_setup(void *blob, bd_t *bd); |