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authorangelo@sysam.it <angelo@sysam.it>2015-02-12 01:40:17 +0100
committerTom Rini <trini@konsulko.com>2015-03-05 20:13:21 -0500
commite310b93ec1f7db77c1bb91841f7b73d47f43b561 (patch)
tree800a993df416ea579cd8dbb944da7d56f0557ae0 /common
parente77e65dfc2f803e7dd78f5bb2bc6b3750635cedd (diff)
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m68k: add generic-board support
Add generic-board support for the m68k architecture. Signed-off-by: Angelo Dureghello <angelo@sysam.it>
Diffstat (limited to 'common')
-rw-r--r--common/board_f.c22
-rw-r--r--common/board_r.c23
2 files changed, 24 insertions, 21 deletions
diff --git a/common/board_f.c b/common/board_f.c
index 4d8b8a6..09bd208 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -174,7 +174,7 @@ 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
@@ -598,7 +598,7 @@ 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 +619,7 @@ 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)
@@ -709,6 +709,13 @@ 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));
@@ -834,6 +841,9 @@ static init_fnc_t init_sequence_f[] = {
#ifdef CONFIG_FSL_ESDHC
get_clocks,
#endif
+#ifdef CONFIG_M68K
+ get_clocks,
+#endif
env_init, /* initialize environment */
#if defined(CONFIG_8xx_CPUCLK_DEFAULT)
/* get CPU and bus clocks according to the environment variable */
@@ -860,7 +870,7 @@ 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 +896,7 @@ 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
@@ -954,7 +964,7 @@ 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,
diff --git a/common/board_r.c b/common/board_r.c
index 4fcd4f6..826b94e 100644
--- a/common/board_r.c
+++ b/common/board_r.c
@@ -167,14 +167,17 @@ static int initr_serial(void)
return 0;
}
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
static int initr_trap(void)
{
/*
* Setup trap handlers
*/
+#if defined(CONFIG_PPC)
trap_init(gd->relocaddr);
-
+#else
+ trap_init(CONFIG_SYS_SDRAM_BASE);
+#endif
return 0;
}
#endif
@@ -268,14 +271,6 @@ static int initr_malloc(void)
return 0;
}
-#ifdef CONFIG_SYS_NONCACHED_MEMORY
-static int initr_noncached(void)
-{
- noncached_init();
- return 0;
-}
-#endif
-
#ifdef CONFIG_DM
static int initr_dm(void)
{
@@ -703,9 +698,6 @@ init_fnc_t init_sequence_r[] = {
#endif
initr_barrier,
initr_malloc,
-#ifdef CONFIG_SYS_NONCACHED_MEMORY
- initr_noncached,
-#endif
bootstage_relocate,
#ifdef CONFIG_DM
initr_dm,
@@ -729,7 +721,7 @@ init_fnc_t init_sequence_r[] = {
#ifdef CONFIG_NEEDS_MANUAL_RELOC
initr_manual_reloc_cmdtable,
#endif
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
initr_trap,
#endif
#ifdef CONFIG_ADDR_MAP
@@ -831,7 +823,8 @@ init_fnc_t init_sequence_r[] = {
#if defined(CONFIG_ARM) || defined(CONFIG_AVR32)
initr_enable_interrupts,
#endif
-#if defined(CONFIG_X86) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32)
+#if defined(CONFIG_X86) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) \
+ || defined(CONFIG_M68K)
timer_init, /* initialize timer */
#endif
#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)