Merge branch 'master' of git://git.denx.de/u-boot-imx

[people/ms/u-boot.git] / common / board_f.c

diff --git a/common/board_f.c b/common/board_f.c
index 4d8b8a626becb3a3685a9f18bad66bc96e0dfeb6..f7ffa54052bafb34979ced6c0254423a07b38b63 100644 (file)
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -111,7 +111,8 @@ static int init_func_watchdog_init(void)
 {
 # if defined(CONFIG_HW_WATCHDOG) && (defined(CONFIG_BLACKFIN) || \
        defined(CONFIG_M68K) || defined(CONFIG_MICROBLAZE) || \
-       defined(CONFIG_SH) || defined(CONFIG_AT91SAM9_WATCHDOG))
+       defined(CONFIG_SH) || defined(CONFIG_AT91SAM9_WATCHDOG) || \
+       defined(CONFIG_IMX_WATCHDOG))
        hw_watchdog_init();
 # endif
        puts("       Watchdog enabled\n");
@@ -174,7 +175,7 @@ static int announce_dram_init(void)
        return 0;
 }
 
-#if defined(CONFIG_MIPS) || defined(CONFIG_PPC)
+#if defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(CONFIG_M68K)
 static int init_func_ram(void)
 {
 #ifdef CONFIG_BOARD_TYPES
@@ -360,6 +361,18 @@ static int setup_fdt(void)
 /* Get the top of usable RAM */
 __weak ulong board_get_usable_ram_top(ulong total_size)
 {
+#ifdef CONFIG_SYS_SDRAM_BASE
+       /*
+        * Detect whether we have so much RAM it goes past the end of our
+        * 32-bit address space. If so, clip the usable RAM so it doesn't.
+        */
+       if (gd->ram_top < CONFIG_SYS_SDRAM_BASE)
+               /*
+                * Will wrap back to top of 32-bit space when reservations
+                * are made.
+                */
+               return 0;
+#endif
        return gd->ram_top;
 }
 
@@ -481,7 +494,7 @@ static int reserve_trace(void)
 
 #if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) && \
                !defined(CONFIG_ARM) && !defined(CONFIG_X86) && \
-               !defined(CONFIG_BLACKFIN)
+               !defined(CONFIG_BLACKFIN) && !defined(CONFIG_M68K)
 static int reserve_video(void)
 {
        /* reserve memory for video display (always full pages) */
@@ -598,7 +611,7 @@ static int display_new_sp(void)
        return 0;
 }
 
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
 static int setup_board_part1(void)
 {
        bd_t *bd = gd->bd;
@@ -619,7 +632,7 @@ static int setup_board_part1(void)
                defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
        bd->bi_immr_base = CONFIG_SYS_IMMR;     /* base  of IMMR register     */
 #endif
-#if defined(CONFIG_MPC5xxx)
+#if defined(CONFIG_MPC5xxx) || defined(CONFIG_M68K)
        bd->bi_mbar_base = CONFIG_SYS_MBAR;     /* base of internal registers */
 #endif
 #if defined(CONFIG_MPC83xx)
@@ -648,6 +661,14 @@ static int setup_board_part2(void)
        bd->bi_ipbfreq = gd->arch.ipb_clk;
        bd->bi_pcifreq = gd->pci_clk;
 #endif /* CONFIG_MPC5xxx */
+#if defined(CONFIG_M68K) && defined(CONFIG_PCI)
+       bd->bi_pcifreq = gd->pci_clk;
+#endif
+#if defined(CONFIG_EXTRA_CLOCK)
+       bd->bi_inpfreq = gd->arch.inp_clk;      /* input Freq in Hz */
+       bd->bi_vcofreq = gd->arch.vco_clk;      /* vco Freq in Hz */
+       bd->bi_flbfreq = gd->arch.flb_clk;      /* flexbus Freq in Hz */
+#endif
 
        return 0;
 }
@@ -709,6 +730,13 @@ static int setup_reloc(void)
 {
 #ifdef CONFIG_SYS_TEXT_BASE
        gd->reloc_off = gd->relocaddr - CONFIG_SYS_TEXT_BASE;
+#ifdef CONFIG_M68K
+       /*
+        * On all ColdFire arch cpu, monitor code starts always
+        * just after the default vector table location, so at 0x400
+        */
+       gd->reloc_off = gd->relocaddr - (CONFIG_SYS_TEXT_BASE + 0x400);
+#endif
 #endif
        memcpy(gd->new_gd, (char *)gd, sizeof(gd_t));
 
@@ -833,6 +861,9 @@ static init_fnc_t init_sequence_f[] = {
 #endif
 #ifdef CONFIG_FSL_ESDHC
        get_clocks,
+#endif
+#ifdef CONFIG_M68K
+       get_clocks,
 #endif
        env_init,               /* initialize environment */
 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
@@ -860,7 +891,7 @@ static init_fnc_t init_sequence_f[] = {
 #if defined(CONFIG_MPC83xx)
        prt_83xx_rsr,
 #endif
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
        checkcpu,
 #endif
        print_cpuinfo,          /* display cpu info (and speed) */
@@ -886,7 +917,7 @@ static init_fnc_t init_sequence_f[] = {
 #if defined(CONFIG_ARM) || defined(CONFIG_X86) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32)
        dram_init,              /* configure available RAM banks */
 #endif
-#if defined(CONFIG_MIPS) || defined(CONFIG_PPC)
+#if defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(CONFIG_M68K)
        init_func_ram,
 #endif
 #ifdef CONFIG_POST
@@ -937,7 +968,7 @@ static init_fnc_t init_sequence_f[] = {
        /* TODO: Why the dependency on CONFIG_8xx? */
 #if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) && \
                !defined(CONFIG_ARM) && !defined(CONFIG_X86) && \
-               !defined(CONFIG_BLACKFIN)
+               !defined(CONFIG_BLACKFIN) && !defined(CONFIG_M68K)
        reserve_video,
 #endif
 #if !defined(CONFIG_BLACKFIN) && !defined(CONFIG_NIOS2)
@@ -954,7 +985,7 @@ static init_fnc_t init_sequence_f[] = {
        reserve_stacks,
        setup_dram_config,
        show_dram_config,
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
        setup_board_part1,
        INIT_FUNC_WATCHDOG_RESET
        setup_board_part2,
@@ -1044,12 +1075,14 @@ void board_init_f_r(void)
         * Transfer execution from Flash to RAM by calculating the address
         * of the in-RAM copy of board_init_r() and calling it
         */
-       (board_init_r + gd->reloc_off)(gd, gd->relocaddr);
+       (board_init_r + gd->reloc_off)((gd_t *)gd, gd->relocaddr);
 
        /* NOTREACHED - board_init_r() does not return */
        hang();
 }
-#else
+#endif /* CONFIG_X86 */
+
+#ifndef CONFIG_X86
 ulong board_init_f_mem(ulong top)
 {
        /* Leave space for the stack we are running with now */
@@ -1067,4 +1100,4 @@ ulong board_init_f_mem(ulong top)
 
        return top;
 }
-#endif /* CONFIG_X86 */
+#endif /* !CONFIG_X86 */