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| author | Wolfgang Denk <wd@denx.de> | 2009-05-14 23:18:34 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-06-12 20:39:52 +0200 |
| commit | 4681e673a51c48f4c096aa3c8fae5e6217ffd58d (patch) | |
| tree | d5eff179d584e52fcbcef44eed6654edf145863a /board/tqc/tqm834x/pci.c | |
| parent | 929b79a0b5e48303ab04aae9d0abceb0c707f111 (diff) | |
| download | u-boot-imx-4681e673a51c48f4c096aa3c8fae5e6217ffd58d.zip u-boot-imx-4681e673a51c48f4c096aa3c8fae5e6217ffd58d.tar.gz u-boot-imx-4681e673a51c48f4c096aa3c8fae5e6217ffd58d.tar.bz2 | |
TQM834x: add FDT support
Signed-off-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Diffstat (limited to 'board/tqc/tqm834x/pci.c')
| -rw-r--r-- | board/tqc/tqm834x/pci.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/board/tqc/tqm834x/pci.c b/board/tqc/tqm834x/pci.c index cb2cb8d..6c113e3 100644 --- a/board/tqc/tqm834x/pci.c +++ b/board/tqc/tqm834x/pci.c @@ -24,7 +24,15 @@ #include <asm/mmu.h> #include <common.h> +#include <asm/global_data.h> #include <pci.h> +#include <asm/mpc8349_pci.h> +#if defined(CONFIG_OF_LIBFDT) +#include <libfdt.h> +#include <fdt_support.h> +#endif + +DECLARE_GLOBAL_DATA_PTR; #ifdef CONFIG_PCI @@ -217,4 +225,41 @@ pci_init_board(void) */ hose->last_busno = pci_hose_scan(hose); } + +#if defined(CONFIG_OF_LIBFDT) +void ft_pci_setup(void *blob, bd_t *bd) +{ + int nodeoffset; + int tmp[2]; + const char *path; + + nodeoffset = fdt_path_offset(blob, "/aliases"); + if (nodeoffset >= 0) { + path = fdt_getprop(blob, nodeoffset, "pci0", NULL); + if (path) { + tmp[0] = cpu_to_be32(pci1_hose.first_busno); + tmp[1] = cpu_to_be32(pci1_hose.last_busno); + do_fixup_by_path(blob, path, "bus-range", + &tmp, sizeof(tmp), 1); + + tmp[0] = cpu_to_be32(gd->pci_clk); + do_fixup_by_path(blob, path, "clock-frequency", + &tmp, sizeof(tmp[0]), 1); + } +#ifdef CONFIG_MPC83XX_PCI2 + path = fdt_getprop(blob, nodeoffset, "pci1", NULL); + if (path) { + tmp[0] = cpu_to_be32(pci2_hose.first_busno); + tmp[1] = cpu_to_be32(pci2_hose.last_busno); + do_fixup_by_path(blob, path, "bus-range", + &tmp, sizeof(tmp), 1); + + tmp[0] = cpu_to_be32(gd->pci_clk); + do_fixup_by_path(blob, path, "clock-frequency", + &tmp, sizeof(tmp[0]), 1); + } +#endif + } +} +#endif /* CONFIG_OF_LIBFDT */ #endif /* CONFIG_PCI */ |