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Diffstat (limited to 'board/mx1ads/mx1ads.c')
-rw-r--r--board/mx1ads/mx1ads.c115
1 files changed, 58 insertions, 57 deletions
diff --git a/board/mx1ads/mx1ads.c b/board/mx1ads/mx1ads.c
index 5c33ba3..913f95c 100644
--- a/board/mx1ads/mx1ads.c
+++ b/board/mx1ads/mx1ads.c
@@ -27,7 +27,7 @@
/*#include <mc9328.h>*/
#include <asm/arch/imx-regs.h>
-/* ------------------------------------------------------------------------- */
+DECLARE_GLOBAL_DATA_PTR;
#define FCLK_SPEED 1
@@ -55,10 +55,11 @@
#if 0
-static inline void delay (unsigned long loops) {
+static inline void delay (unsigned long loops)
+{
__asm__ volatile ("1:\n"
- "subs %0, %1, #1\n"
- "bne 1b":"=r" (loops):"0" (loops));
+ "subs %0, %1, #1\n"
+ "bne 1b":"=r" (loops):"0" (loops));
}
#endif
@@ -67,62 +68,58 @@ static inline void delay (unsigned long loops) {
* Miscellaneous platform dependent initialisations
*/
-void SetAsynchMode(void) {
- __asm__ (
- "mrc p15,0,r0,c1,c0,0 \n"
- "mov r2, #0xC0000000 \n"
- "orr r0,r2,r0 \n"
- "mcr p15,0,r0,c1,c0,0 \n"
- );
+void SetAsynchMode (void)
+{
+ __asm__ ("mrc p15,0,r0,c1,c0,0 \n"
+ "mov r2, #0xC0000000 \n"
+ "orr r0,r2,r0 \n" "mcr p15,0,r0,c1,c0,0 \n");
}
static u32 mc9328sid;
-int board_init (void) {
+int board_init (void)
+{
+ volatile unsigned int tmp;
- DECLARE_GLOBAL_DATA_PTR;
+ mc9328sid = SIDR;
- volatile unsigned int tmp;
+ GPCR = 0x000003AB; /* I/O pad driving strength */
- mc9328sid = SIDR;
-
- GPCR = 0x000003AB; /* I/O pad driving strength */
-
-/* MX1_CS1U = 0x00000A00; */ /* SRAM initialization */
+ /* MX1_CS1U = 0x00000A00; *//* SRAM initialization */
/* MX1_CS1L = 0x11110601; */
- MPCTL0 = 0x04632410; /* setting for 150 MHz MCU PLL CLK */
+ MPCTL0 = 0x04632410; /* setting for 150 MHz MCU PLL CLK */
/* set FCLK divider 1 (i.e. FCLK to MCU PLL CLK) and
* BCLK divider to 2 (i.e. BCLK to 48 MHz)
*/
- CSCR = 0xAF000403;
+ CSCR = 0xAF000403;
- CSCR |= 0x00200000; /* Trigger the restart bit(bit 21) */
- CSCR &= 0xFFFF7FFF; /* Program PRESC bit(bit 15) to 0 to divide-by-1 */
+ CSCR |= 0x00200000; /* Trigger the restart bit(bit 21) */
+ CSCR &= 0xFFFF7FFF; /* Program PRESC bit(bit 15) to 0 to divide-by-1 */
/* setup cs4 for cs8900 ethernet */
- CS4U = 0x00000F00; /* Initialize CS4 for CS8900 ethernet */
- CS4L = 0x00001501;
+ CS4U = 0x00000F00; /* Initialize CS4 for CS8900 ethernet */
+ CS4L = 0x00001501;
- GIUS(0) &= 0xFF3FFFFF;
- GPR(0) &= 0xFF3FFFFF;
+ GIUS (0) &= 0xFF3FFFFF;
+ GPR (0) &= 0xFF3FFFFF;
- tmp = *(unsigned int *)(0x1500000C);
- tmp = *(unsigned int *)(0x1500000C);
+ tmp = *(unsigned int *) (0x1500000C);
+ tmp = *(unsigned int *) (0x1500000C);
- SetAsynchMode();
+ SetAsynchMode ();
gd->bd->bi_arch_number = MACH_TYPE_MX1ADS;
- gd->bd->bi_boot_params = 0x08000100; /* adress of boot parameters */
+ gd->bd->bi_boot_params = 0x08000100; /* adress of boot parameters */
- icache_enable();
- dcache_enable();
+ icache_enable ();
+ dcache_enable ();
/* set PERCLKs */
- PCDR = 0x00000055; /* set PERCLKS */
+ PCDR = 0x00000055; /* set PERCLKS */
/* PERCLK3 is only used by SSI so the SSI driver can set it any value it likes
* PERCLK1 and PERCLK2 are shared so DO NOT change it in any other place
@@ -135,34 +132,38 @@ int board_init (void) {
return 0;
}
-int board_late_init(void) {
-
- setenv("stdout", "serial");
- setenv("stderr", "serial");
-
- switch (mc9328sid) {
- case 0x0005901d :
- printf ("MX1ADS board with MC9328 MX1 (0L44N), Silicon ID 0x%08x \n\n",mc9328sid);
- break;
- case 0x04d4c01d :
- printf ("MX1ADS board with MC9328 MXL (1L45N), Silicon ID 0x%08x \n\n",mc9328sid);
- break;
- case 0x00d4c01d :
- printf ("MX1ADS board with MC9328 MXL (2L45N), Silicon ID 0x%08x \n\n",mc9328sid);
- break;
-
- default :
- printf ("MX1ADS board with UNKNOWN MC9328 cpu, Silicon ID 0x%08x \n",mc9328sid);
- break;
+int board_late_init (void)
+{
+
+ setenv ("stdout", "serial");
+ setenv ("stderr", "serial");
+
+ switch (mc9328sid) {
+ case 0x0005901d:
+ printf ("MX1ADS board with MC9328 MX1 (0L44N), Silicon ID 0x%08x \n\n",
+ mc9328sid);
+ break;
+ case 0x04d4c01d:
+ printf ("MX1ADS board with MC9328 MXL (1L45N), Silicon ID 0x%08x \n\n",
+ mc9328sid);
+ break;
+ case 0x00d4c01d:
+ printf ("MX1ADS board with MC9328 MXL (2L45N), Silicon ID 0x%08x \n\n",
+ mc9328sid);
+ break;
+
+ default:
+ printf ("MX1ADS board with UNKNOWN MC9328 cpu, Silicon ID 0x%08x \n",
+ mc9328sid);
+ break;
}
return 0;
}
-int dram_init (void) {
- DECLARE_GLOBAL_DATA_PTR;
-
+int dram_init (void)
+{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
return 0;
}