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ads5121: Added support for FDT. 

Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com>
This commit is contained in:
Grzegorz Bernacki 2008-01-08 17:16:15 +01:00 committed by Wolfgang Denk
parent a10ff91961
commit 281ff9a45c
5 changed files with 43 additions and 0 deletions
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8
board/ads5121/ads5121.c
View File

@ -184,3 +184,11 @@ int checkboard (void)
brd_rev, cpld_rev);
return 0;
}
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
void ft_board_setup(void *blob, bd_t *bd)
{
ft_cpu_setup(blob, bd);
fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */

21
cpu/mpc512x/cpu.c
View File

@ -32,6 +32,10 @@
#include <mpc512x.h>
#include <asm/processor.h>
#if defined(CONFIG_OF_LIBFDT)
#include <fdt_support.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
int checkcpu (void)
@ -125,3 +129,20 @@ void watchdog_reset (void)
enable_interrupts ();
}
#endif
#ifdef CONFIG_OF_LIBFDT
void ft_cpu_setup(void *blob, bd_t *bd)
{
char * cpu_path = "/cpus/" OF_CPU;
char * eth_path = "/" OF_SOC "/ethernet@2800";
do_fixup_by_path_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
do_fixup_by_path_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
do_fixup_by_path_u32(blob, cpu_path, "ref-frequency", CFG_MPC512X_CLKIN, 1);
do_fixup_by_path_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
do_fixup_by_path_u32(blob, "/" OF_SOC, "bus-frequency", bd->bi_ipsfreq, 1);
do_fixup_by_path_u32(blob, "/" OF_SOC, "ref-frequency", CFG_MPC512X_CLKIN, 1);
do_fixup_by_path(blob, eth_path, "address", bd->bi_enetaddr, 6, 0);
do_fixup_by_path(blob, eth_path, "local-mac-address", bd->bi_enetaddr, 6, 0);
}
#endif

3
include/asm-ppc/u-boot.h
View File

@ -74,6 +74,9 @@ typedef struct bd_info {
unsigned long bi_sccfreq; /* SCC_CLK Freq, in MHz */
unsigned long bi_vco; /* VCO Out from PLL, in MHz */
#endif
#if defined(CONFIG_MPC512X)
unsigned long bi_ipsfreq; /* IPS Bus Freq, in MHz */
#endif /* CONFIG_MPC512X */
#if defined(CONFIG_MPC5xxx)
unsigned long bi_ipbfreq; /* IPB Bus Freq, in MHz */
unsigned long bi_pcifreq; /* PCI Bus Freq, in MHz */

8
include/configs/ads5121.h
View File

@ -407,4 +407,12 @@
#define CONFIG_BOOTCOMMAND "run flash_self"
#define CONFIG_OF_LIBFDT 1
#define CONFIG_OF_BOARD_SETUP 1
#define OF_CPU "PowerPC,5121@0"
#define OF_SOC "soc5121@80000000"
#define OF_TBCLK (bd->bi_busfreq / 4)
#define OF_STDOUT_PATH "/soc5121@80000000/serial@11300"
#endif /* __CONFIG_H */

3
lib_ppc/board.c
View File

@ -555,6 +555,9 @@ void board_init_f (ulong bootflag)
bd->bi_sccfreq = gd->scc_clk;
bd->bi_vco = gd->vco_out;
#endif /* CONFIG_CPM2 */
#if defined(CONFIG_MPC512X)
bd->bi_ipsfreq = gd->ipb_clk;
#endif /* CONFIG_MPC512X */
#if defined(CONFIG_MPC5xxx)
bd->bi_ipbfreq = gd->ipb_clk;
bd->bi_pcifreq = gd->pci_clk;