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Diffstat (limited to 'board/samsung/smdk2410')
-rw-r--r--board/samsung/smdk2410/smdk2410.c61
1 files changed, 34 insertions, 27 deletions
diff --git a/board/samsung/smdk2410/smdk2410.c b/board/samsung/smdk2410/smdk2410.c
index 1abc4ba..e9ba922 100644
--- a/board/samsung/smdk2410/smdk2410.c
+++ b/board/samsung/smdk2410/smdk2410.c
@@ -3,7 +3,7 @@
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
- * (C) Copyright 2002
+ * (C) Copyright 2002, 2010
* David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
*
* See file CREDITS for list of people who contributed to this
@@ -27,6 +27,7 @@
#include <common.h>
#include <netdev.h>
+#include <asm/io.h>
#include <asm/arch/s3c24x0_cpu.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -55,7 +56,7 @@ DECLARE_GLOBAL_DATA_PTR;
#define U_M_SDIV 0x2
#endif
-static inline void delay (unsigned long loops)
+static inline void pll_delay(unsigned long loops)
{
__asm__ volatile ("1:\n"
"subs %0, %1, #1\n"
@@ -66,44 +67,51 @@ static inline void delay (unsigned long loops)
* Miscellaneous platform dependent initialisations
*/
-int board_init (void)
+int board_early_init_f(void)
{
struct s3c24x0_clock_power * const clk_power =
s3c24x0_get_base_clock_power();
struct s3c24x0_gpio * const gpio = s3c24x0_get_base_gpio();
/* to reduce PLL lock time, adjust the LOCKTIME register */
- clk_power->locktime = 0xFFFFFF;
+ writel(0xFFFFFF, &clk_power->locktime);
/* configure MPLL */
- clk_power->mpllcon = ((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV);
+ writel((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV,
+ &clk_power->mpllcon);
/* some delay between MPLL and UPLL */
- delay (4000);
+ pll_delay(4000);
/* configure UPLL */
- clk_power->upllcon = ((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV);
+ writel((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV,
+ &clk_power->upllcon);
/* some delay between MPLL and UPLL */
- delay (8000);
+ pll_delay(8000);
/* set up the I/O ports */
- gpio->gpacon = 0x007FFFFF;
- gpio->gpbcon = 0x00044555;
- gpio->gpbup = 0x000007FF;
- gpio->gpccon = 0xAAAAAAAA;
- gpio->gpcup = 0x0000FFFF;
- gpio->gpdcon = 0xAAAAAAAA;
- gpio->gpdup = 0x0000FFFF;
- gpio->gpecon = 0xAAAAAAAA;
- gpio->gpeup = 0x0000FFFF;
- gpio->gpfcon = 0x000055AA;
- gpio->gpfup = 0x000000FF;
- gpio->gpgcon = 0xFF95FFBA;
- gpio->gpgup = 0x0000FFFF;
- gpio->gphcon = 0x002AFAAA;
- gpio->gphup = 0x000007FF;
+ writel(0x007FFFFF, &gpio->gpacon);
+ writel(0x00044555, &gpio->gpbcon);
+ writel(0x000007FF, &gpio->gpbup);
+ writel(0xAAAAAAAA, &gpio->gpccon);
+ writel(0x0000FFFF, &gpio->gpcup);
+ writel(0xAAAAAAAA, &gpio->gpdcon);
+ writel(0x0000FFFF, &gpio->gpdup);
+ writel(0xAAAAAAAA, &gpio->gpecon);
+ writel(0x0000FFFF, &gpio->gpeup);
+ writel(0x000055AA, &gpio->gpfcon);
+ writel(0x000000FF, &gpio->gpfup);
+ writel(0xFF95FFBA, &gpio->gpgcon);
+ writel(0x0000FFFF, &gpio->gpgup);
+ writel(0x002AFAAA, &gpio->gphcon);
+ writel(0x000007FF, &gpio->gphup);
+
+ return 0;
+}
+int board_init(void)
+{
/* arch number of SMDK2410-Board */
gd->bd->bi_arch_number = MACH_TYPE_SMDK2410;
@@ -116,11 +124,10 @@ int board_init (void)
return 0;
}
-int dram_init (void)
+int dram_init(void)
{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
+ /* dram_init must store complete ramsize in gd->ram_size */
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
return 0;
}