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| author | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2021-01-27 16:24:30 +0300 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2021-02-04 15:34:51 +0300 |
| commit | b83ba0b9df56f8404ccc6ebcc7050fb8294f0f20 (patch) | |
| tree | 8ddc0b7e76974718408e826aa83e7b7084193bb9 /arch/mips/ath79 | |
| parent | a056aacd2df2ec8134ed3baffd7fb6ba02874652 (diff) | |
| download | linux-b83ba0b9df56f8404ccc6ebcc7050fb8294f0f20.tar.xz | |
MIPS: of: Introduce helper function to get DTB
Selection of the DTB to be used was burried in more or less readable
code in head.S. Move this code into a inline helper function and
use it.
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Diffstat (limited to 'arch/mips/ath79')
| -rw-r--r-- | arch/mips/ath79/setup.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/mips/ath79/setup.c b/arch/mips/ath79/setup.c index 7e7bf9c2ad26..891f495c4c3c 100644 --- a/arch/mips/ath79/setup.c +++ b/arch/mips/ath79/setup.c @@ -213,16 +213,17 @@ unsigned int get_c0_compare_int(void) void __init plat_mem_setup(void) { - unsigned long fdt_start; + void *dtb; set_io_port_base(KSEG1); /* Get the position of the FDT passed by the bootloader */ - fdt_start = fw_getenvl("fdt_start"); - if (fdt_start) - __dt_setup_arch((void *)KSEG0ADDR(fdt_start)); - else if (fw_passed_dtb) - __dt_setup_arch((void *)KSEG0ADDR(fw_passed_dtb)); + dtb = (void *)fw_getenvl("fdt_start"); + if (dtb == NULL) + dtb = get_fdt(); + + if (dtb) + __dt_setup_arch((void *)KSEG0ADDR(dtb)); ath79_reset_base = ioremap(AR71XX_RESET_BASE, AR71XX_RESET_SIZE); |