Signed-off-by: Grzegorz Bernacki gjb@semihalf.com --- board/ads5121/ads5121.c | 8 ++++++++ cpu/mpc512x/cpu.c | 21 +++++++++++++++++++++ include/asm-ppc/u-boot.h | 3 +++ include/configs/ads5121.h | 8 ++++++++ lib_ppc/board.c | 3 +++ 5 files changed, 43 insertions(+), 0 deletions(-)
diff --git a/board/ads5121/ads5121.c b/board/ads5121/ads5121.c index f275ce7..46be6a5 100644 --- a/board/ads5121/ads5121.c +++ b/board/ads5121/ads5121.c @@ -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) */ diff --git a/cpu/mpc512x/cpu.c b/cpu/mpc512x/cpu.c index accae6e..6421a51 100644 --- a/cpu/mpc512x/cpu.c +++ b/cpu/mpc512x/cpu.c @@ -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 diff --git a/include/asm-ppc/u-boot.h b/include/asm-ppc/u-boot.h index bd9b6f7..2b31814 100644 --- a/include/asm-ppc/u-boot.h +++ b/include/asm-ppc/u-boot.h @@ -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 */ diff --git a/include/configs/ads5121.h b/include/configs/ads5121.h index 58060a8..11e7e44 100644 --- a/include/configs/ads5121.h +++ b/include/configs/ads5121.h @@ -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 */ diff --git a/lib_ppc/board.c b/lib_ppc/board.c index 9aa67f9..207cf36 100644 --- a/lib_ppc/board.c +++ b/lib_ppc/board.c @@ -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;