diff options
author | Daniel Hellstrom <daniel@gaisler.com> | 2010-01-25 08:54:51 (GMT) |
---|---|---|
committer | Francois Retief <fgretief@spaceteq.co.za> | 2015-11-13 08:23:32 (GMT) |
commit | 898cc81da3dd5bfa0f77f1791f76d3512b5e4dce (patch) | |
tree | c3ebbab26c559c40e7b7a8edf4238b2c4daf5b62 /drivers/net | |
parent | 0070109f683657ba3f864792ae134f74282ae4e8 (diff) | |
download | u-boot-fsl-qoriq-898cc81da3dd5bfa0f77f1791f76d3512b5e4dce.tar.xz |
sparc: leon3: Reimplemented AMBA Plug&Play scanning routines.
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/greth.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/greth.c b/drivers/net/greth.c index 9bc8a8d..3756463 100644 --- a/drivers/net/greth.c +++ b/drivers/net/greth.c @@ -34,6 +34,13 @@ #define GRETH_PHY_ADR_DEFAULT 0 #endif +/* Let board select which GRETH to use as network interface, set + * this to zero if only one GRETH is available. + */ +#ifndef CONFIG_SYS_GRLIB_GRETH_INDEX +#define CONFIG_SYS_GRLIB_GRETH_INDEX 0 +#endif + /* ByPass Cache when reading regs */ #define GRETH_REGLOAD(addr) SPARC_NOCACHE_READ(addr) /* Write-through cache ==> no bypassing needed on writes */ @@ -593,8 +600,12 @@ int greth_initialize(bd_t * bis) debug("Scanning for GRETH\n"); - /* Find Device & IRQ via AMBA Plug&Play information */ - if (ambapp_apb_first(VENDOR_GAISLER, GAISLER_ETHMAC, &apbdev) != 1) { + /* Find Device & IRQ via AMBA Plug&Play information, + * CONFIG_SYS_GRLIB_GRETH_INDEX select which GRETH if multiple + * GRETHs in system. + */ + if (ambapp_apb_find(&ambapp_plb, VENDOR_GAISLER, GAISLER_ETHMAC, + CONFIG_SYS_GRLIB_GRETH_INDEX, &apbdev) != 1) { return -1; /* GRETH not found */ } |