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sparc: Initial ground work for generic board initialization

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Initial ground work in preperation for generic board initialization
code for the SPARC architecture.

Signed-off-by: Francois Retief <fgretief@spaceteq.co.za>
This commit is contained in:
Francois Retief
2015-10-28 14:29:32 +02:00
parent a5b629a33e
commit e17c5200c7
9 changed files with 43 additions and 26 deletions
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17
arch/sparc/cpu/leon3/cpu_init.c
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@@ -27,19 +27,11 @@
DECLARE_GLOBAL_DATA_PTR;
/* reset CPU (jump to 0, without reset) */
void start(void);
ambapp_dev_irqmp *irqmp = NULL;
ambapp_dev_gptimer *gptimer = NULL;
unsigned int gptimer_irq = 0;
int leon3_snooping_avail = 0;
struct {
gd_t gd_area;
bd_t bd;
} global_data;
/*
* Breath some life into the CPU...
*
@@ -71,6 +63,15 @@ void cpu_init_f2(void)
ambapp_bus_init(CONFIG_AMBAPP_IOAREA, CONFIG_SYS_CLK_FREQ, &ambapp_plb);
}
int arch_cpu_init(void)
{
gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
gd->bus_clk = CONFIG_SYS_CLK_FREQ;
gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
return 0;
}
/*
* initialize higher level parts of CPU like time base and timers
*/