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-rw-r--r--board/eNET/eNET.c86
-rw-r--r--board/sc520_cdp/flash.c14
-rw-r--r--board/sc520_cdp/sc520_cdp.c171
-rw-r--r--board/sc520_spunk/sc520_spunk.c211
4 files changed, 237 insertions, 245 deletions
diff --git a/board/eNET/eNET.c b/board/eNET/eNET.c
index 27dabaa..29cf295 100644
--- a/board/eNET/eNET.c
+++ b/board/eNET/eNET.c
@@ -46,7 +46,7 @@ unsigned long monitor_flash_len = CONFIG_SYS_MONITOR_LEN;
void init_sc520_enet (void)
{
/* Set CPU Speed to 100MHz */
- write_mmcr_byte(SC520_CPUCTL, 1);
+ sc520_mmcr->cpuctl = 0x01;
gd->cpu_clk = 100000000;
/* wait at least one millisecond */
@@ -56,7 +56,7 @@ void init_sc520_enet (void)
"loop 0b\n": : : "ecx");
/* turn on the SDRAM write buffer */
- write_mmcr_byte(SC520_DBCTL, 0x11);
+ sc520_mmcr->dbctl = 0x11;
/* turn on the cache and disable write through */
asm("movl %%cr0, %%eax\n"
@@ -71,51 +71,51 @@ int board_init(void)
{
init_sc520_enet();
- write_mmcr_byte(SC520_GPCSRT, 0x01); /* GP Chip Select Recovery Time */
- write_mmcr_byte(SC520_GPCSPW, 0x07); /* GP Chip Select Pulse Width */
- write_mmcr_byte(SC520_GPCSOFF, 0x00); /* GP Chip Select Offset */
- write_mmcr_byte(SC520_GPRDW, 0x05); /* GP Read pulse width */
- write_mmcr_byte(SC520_GPRDOFF, 0x01); /* GP Read offset */
- write_mmcr_byte(SC520_GPWRW, 0x05); /* GP Write pulse width */
- write_mmcr_byte(SC520_GPWROFF, 0x01); /* GP Write offset */
-
- write_mmcr_word(SC520_PIODATA15_0, 0x0630); /* PIO15_PIO0 Data */
- write_mmcr_word(SC520_PIODATA31_16, 0x2000); /* PIO31_PIO16 Data */
- write_mmcr_word(SC520_PIODIR31_16, 0x2000); /* GPIO Direction */
- write_mmcr_word(SC520_PIODIR15_0, 0x87b5); /* GPIO Direction */
- write_mmcr_word(SC520_PIOPFS31_16, 0x0dfe); /* GPIO pin function 31-16 reg */
- write_mmcr_word(SC520_PIOPFS15_0, 0x200a); /* GPIO pin function 15-0 reg */
- write_mmcr_byte(SC520_CSPFS, 0x00f8); /* Chip Select Pin Function Select */
-
- write_mmcr_long(SC520_PAR2, 0x200713f8); /* Uart A (GPCS0, 0x013f8, 8 Bytes) */
- write_mmcr_long(SC520_PAR3, 0x2c0712f8); /* Uart B (GPCS3, 0x012f8, 8 Bytes) */
- write_mmcr_long(SC520_PAR4, 0x300711f8); /* Uart C (GPCS4, 0x011f8, 8 Bytes) */
- write_mmcr_long(SC520_PAR5, 0x340710f8); /* Uart D (GPCS5, 0x010f8, 8 Bytes) */
- write_mmcr_long(SC520_PAR6, 0xe3ffc000); /* SDRAM (0x00000000, 128MB) */
- write_mmcr_long(SC520_PAR7, 0xaa3fd000); /* StrataFlash (ROMCS1, 0x10000000, 16MB) */
- write_mmcr_long(SC520_PAR8, 0xca3fd100); /* StrataFlash (ROMCS2, 0x11000000, 16MB) */
- write_mmcr_long(SC520_PAR9, 0x4203d900); /* SRAM (GPCS0, 0x19000000, 1MB) */
- write_mmcr_long(SC520_PAR10, 0x4e03d910); /* SRAM (GPCS3, 0x19100000, 1MB) */
- write_mmcr_long(SC520_PAR11, 0x50018100); /* DP-RAM (GPCS4, 0x18100000, 4kB) */
- write_mmcr_long(SC520_PAR12, 0x54020000); /* CFLASH1 (0x200000000, 4kB) */
- write_mmcr_long(SC520_PAR13, 0x5c020001); /* CFLASH2 (0x200010000, 4kB) */
-/* write_mmcr_long(SC520_PAR14, 0x8bfff800); */ /* BOOTCS at 0x18000000 */
-/* write_mmcr_long(SC520_PAR15, 0x38201000); */ /* LEDs etc (GPCS6, 0x1000, 20 Bytes */
+ sc520_mmcr->gpcsrt = 0x01; /* GP Chip Select Recovery Time */
+ sc520_mmcr->gpcspw = 0x07; /* GP Chip Select Pulse Width */
+ sc520_mmcr->gpcsoff = 0x00; /* GP Chip Select Offset */
+ sc520_mmcr->gprdw = 0x05; /* GP Read pulse width */
+ sc520_mmcr->gprdoff = 0x01; /* GP Read offset */
+ sc520_mmcr->gpwrw = 0x05; /* GP Write pulse width */
+ sc520_mmcr->gpwroff = 0x01; /* GP Write offset */
+
+ sc520_mmcr->piodata15_0 = 0x0630; /* PIO15_PIO0 Data */
+ sc520_mmcr->piodata31_16 = 0x2000; /* PIO31_PIO16 Data */
+ sc520_mmcr->piodir31_16 = 0x2000; /* GPIO Direction */
+ sc520_mmcr->piodir15_0 = 0x87b5; /* GPIO Direction */
+ sc520_mmcr->piopfs31_16 = 0x0dfe; /* GPIO pin function 31-16 reg */
+ sc520_mmcr->piopfs15_0 = 0x200a; /* GPIO pin function 15-0 reg */
+ sc520_mmcr->cspfs = 0x00f8; /* Chip Select Pin Function Select */
+
+ sc520_mmcr->par[2] = 0x200713f8; /* Uart A (GPCS0, 0x013f8, 8 Bytes) */
+ sc520_mmcr->par[3] = 0x2c0712f8; /* Uart B (GPCS3, 0x012f8, 8 Bytes) */
+ sc520_mmcr->par[4] = 0x300711f8; /* Uart C (GPCS4, 0x011f8, 8 Bytes) */
+ sc520_mmcr->par[5] = 0x340710f8; /* Uart D (GPCS5, 0x010f8, 8 Bytes) */
+ sc520_mmcr->par[6] = 0xe3ffc000; /* SDRAM (0x00000000, 128MB) */
+ sc520_mmcr->par[7] = 0xaa3fd000; /* StrataFlash (ROMCS1, 0x10000000, 16MB) */
+ sc520_mmcr->par[8] = 0xca3fd100; /* StrataFlash (ROMCS2, 0x11000000, 16MB) */
+ sc520_mmcr->par[9] = 0x4203d900; /* SRAM (GPCS0, 0x19000000, 1MB) */
+ sc520_mmcr->par[10] = 0x4e03d910; /* SRAM (GPCS3, 0x19100000, 1MB) */
+ sc520_mmcr->par[11] = 0x50018100; /* DP-RAM (GPCS4, 0x18100000, 4kB) */
+ sc520_mmcr->par[12] = 0x54020000; /* CFLASH1 (0x200000000, 4kB) */
+ sc520_mmcr->par[13] = 0x5c020001; /* CFLASH2 (0x200010000, 4kB) */
+/* sc520_mmcr->par14 = 0x8bfff800; */ /* BOOTCS at 0x18000000 */
+/* sc520_mmcr->par15 = 0x38201000; */ /* LEDs etc (GPCS6, 0x1000, 20 Bytes */
/* Disable Watchdog */
- write_mmcr_word(0x0cb0, 0x3333);
- write_mmcr_word(0x0cb0, 0xcccc);
- write_mmcr_word(0x0cb0, 0x0000);
+ sc520_mmcr->wdtmrctl = 0x3333;
+ sc520_mmcr->wdtmrctl = 0xcccc;
+ sc520_mmcr->wdtmrctl = 0x0000;
/* Chip Select Configuration */
- write_mmcr_word(SC520_BOOTCSCTL, 0x0033);
- write_mmcr_word(SC520_ROMCS1CTL, 0x0615);
- write_mmcr_word(SC520_ROMCS2CTL, 0x0615);
-
- write_mmcr_byte(SC520_ADDDECCTL, 0x02);
- write_mmcr_byte(SC520_UART1CTL, 0x07);
- write_mmcr_byte(SC520_SYSARBCTL,0x06);
- write_mmcr_word(SC520_SYSARBMENB, 0x0003);
+ sc520_mmcr->bootcsctl = 0x0033;
+ sc520_mmcr->romcs1ctl = 0x0615;
+ sc520_mmcr->romcs2ctl = 0x0615;
+
+ sc520_mmcr->adddecctl = 0x02;
+ sc520_mmcr->uart1ctl = 0x07;
+ sc520_mmcr->sysarbctl = 0x06;
+ sc520_mmcr->sysarbmenb = 0x0003;
/* Crystal is 33.000MHz */
gd->bus_clk = 33000000;
diff --git a/board/sc520_cdp/flash.c b/board/sc520_cdp/flash.c
index dcb8c57..64831b7 100644
--- a/board/sc520_cdp/flash.c
+++ b/board/sc520_cdp/flash.c
@@ -337,12 +337,12 @@ done: ;
unsigned micro; \
unsigned milli=0; \
\
- micro = *(volatile u16*)(0xfffef000+SC520_SWTMRMILLI); \
+ micro = sc520_mmcr->swtmrmilli; \
\
for (;;) { \
\
- milli += *(volatile u16*)(0xfffef000+SC520_SWTMRMILLI); \
- micro = *(volatile u16*)(0xfffef000+SC520_SWTMRMICRO); \
+ milli += sc520_mmcr->swtmrmilli; \
+ micro = sc520_mmcr->swtmrmicro; \
\
if ((delay) <= (micro + (milli * 1000))) { \
break; \
@@ -364,12 +364,12 @@ static u32 _amd_erase_flash(u32 addr, u32 sector)
/* Sector erase command comes last */
*(volatile u32*)(addr + sector) = 0x30303030;
- elapsed = *(volatile u16*)(0xfffef000+SC520_SWTMRMILLI); /* dummy read */
+ elapsed = sc520_mmcr->swtmrmilli; /* dummy read */
elapsed = 0;
__udelay(50);
while (((*(volatile u32*)(addr + sector)) & 0x80808080) != 0x80808080) {
- elapsed += *(volatile u16*)(0xfffef000+SC520_SWTMRMILLI);
+ elapsed += sc520_mmcr->swtmrmilli;
if (elapsed > ((CONFIG_SYS_FLASH_ERASE_TOUT/CONFIG_SYS_HZ) * 1000)) {
*(volatile u32*)(addr) = 0xf0f0f0f0;
return 1;
@@ -487,12 +487,12 @@ static int _amd_write_word(unsigned start, unsigned dest, unsigned data)
dest2[0] = data;
- elapsed = *(volatile u16*)(0xfffef000+SC520_SWTMRMILLI); /* dummy read */
+ elapsed = sc520_mmcr->swtmrmilli; /* dummy read */
elapsed = 0;
/* data polling for D7 */
while ((dest2[0] & 0x80808080) != (data2[0] & 0x80808080)) {
- elapsed += *(volatile u16*)(0xfffef000+SC520_SWTMRMILLI);
+ elapsed += sc520_mmcr->swtmrmilli;
if (elapsed > ((CONFIG_SYS_FLASH_WRITE_TOUT/CONFIG_SYS_HZ) * 1000)) {
addr2[0] = 0xf0f0f0f0;
return 1;
diff --git a/board/sc520_cdp/sc520_cdp.c b/board/sc520_cdp/sc520_cdp.c
index 9cbe63e..9312f4f 100644
--- a/board/sc520_cdp/sc520_cdp.c
+++ b/board/sc520_cdp/sc520_cdp.c
@@ -58,61 +58,60 @@ DECLARE_GLOBAL_DATA_PTR;
static void irq_init(void)
{
/* disable global interrupt mode */
- write_mmcr_byte(SC520_PICICR, 0x40);
+ sc520_mmcr->picicr = 0x40;
/* set all irqs to edge */
- write_mmcr_byte(SC520_MPICMODE, 0x00);
- write_mmcr_byte(SC520_SL1PICMODE, 0x00);
- write_mmcr_byte(SC520_SL2PICMODE, 0x00);
+ sc520_mmcr->pic_mode[0] = 0x00;
+ sc520_mmcr->pic_mode[1] = 0x00;
+ sc520_mmcr->pic_mode[2] = 0x00;
/* active low polarity on PIC interrupt pins,
* active high polarity on all other irq pins */
- write_mmcr_word(SC520_INTPINPOL, 0x0000);
+ sc520_mmcr->intpinpol = 0x0000;
/* set irq number mapping */
- write_mmcr_byte(SC520_GPTMR0MAP, SC520_IRQ_DISABLED); /* disable GP timer 0 INT */
- write_mmcr_byte(SC520_GPTMR1MAP, SC520_IRQ_DISABLED); /* disable GP timer 1 INT */
- write_mmcr_byte(SC520_GPTMR2MAP, SC520_IRQ_DISABLED); /* disable GP timer 2 INT */
- write_mmcr_byte(SC520_PIT0MAP, SC520_IRQ0); /* Set PIT timer 0 INT to IRQ0 */
- write_mmcr_byte(SC520_PIT1MAP, SC520_IRQ_DISABLED); /* disable PIT timer 1 INT */
- write_mmcr_byte(SC520_PIT2MAP, SC520_IRQ_DISABLED); /* disable PIT timer 2 INT */
- write_mmcr_byte(SC520_PCIINTAMAP, SC520_IRQ_DISABLED); /* disable PCI INT A */
- write_mmcr_byte(SC520_PCIINTBMAP, SC520_IRQ_DISABLED); /* disable PCI INT B */
- write_mmcr_byte(SC520_PCIINTCMAP, SC520_IRQ_DISABLED); /* disable PCI INT C */
- write_mmcr_byte(SC520_PCIINTDMAP, SC520_IRQ_DISABLED); /* disable PCI INT D */
- write_mmcr_byte(SC520_DMABCINTMAP, SC520_IRQ_DISABLED); /* disable DMA INT */
- write_mmcr_byte(SC520_SSIMAP, SC520_IRQ_DISABLED); /* disable Synchronius serial INT */
- write_mmcr_byte(SC520_WDTMAP, SC520_IRQ_DISABLED); /* disable Watchdog INT */
- write_mmcr_byte(SC520_RTCMAP, SC520_IRQ8); /* Set RTC int to 8 */
- write_mmcr_byte(SC520_WPVMAP, SC520_IRQ_DISABLED); /* disable write protect INT */
- write_mmcr_byte(SC520_ICEMAP, SC520_IRQ1); /* Set ICE Debug Serielport INT to IRQ1 */
- write_mmcr_byte(SC520_FERRMAP,SC520_IRQ13); /* Set FP error INT to IRQ13 */
+ sc520_mmcr->gp_tmr_int_map[0] = SC520_IRQ_DISABLED; /* disable GP timer 0 INT */
+ sc520_mmcr->gp_tmr_int_map[1] = SC520_IRQ_DISABLED; /* disable GP timer 1 INT */
+ sc520_mmcr->gp_tmr_int_map[2] = SC520_IRQ_DISABLED; /* disable GP timer 2 INT */
+ sc520_mmcr->pit_int_map[0] = SC520_IRQ0; /* Set PIT timer 0 INT to IRQ0 */
+ sc520_mmcr->pit_int_map[1] = SC520_IRQ_DISABLED; /* disable PIT timer 1 INT */
+ sc520_mmcr->pit_int_map[2] = SC520_IRQ_DISABLED; /* disable PIT timer 2 INT */
+ sc520_mmcr->pci_int_map[0] = SC520_IRQ_DISABLED; /* disable PCI INT A */
+ sc520_mmcr->pci_int_map[1] = SC520_IRQ_DISABLED; /* disable PCI INT B */
+ sc520_mmcr->pci_int_map[2] = SC520_IRQ_DISABLED; /* disable PCI INT C */
+ sc520_mmcr->pci_int_map[3] = SC520_IRQ_DISABLED; /* disable PCI INT D */
+ sc520_mmcr->dmabcintmap = SC520_IRQ_DISABLED; /* disable DMA INT */
+ sc520_mmcr->ssimap = SC520_IRQ_DISABLED; /* disable Synchronius serial INT */
+ sc520_mmcr->wdtmap = SC520_IRQ_DISABLED; /* disable Watchdog INT */
+ sc520_mmcr->rtcmap = SC520_IRQ8; /* Set RTC int to 8 */
+ sc520_mmcr->wpvmap = SC520_IRQ_DISABLED; /* disable write protect INT */
+ sc520_mmcr->icemap = SC520_IRQ1; /* Set ICE Debug Serielport INT to IRQ1 */
+ sc520_mmcr->ferrmap = SC520_IRQ13; /* Set FP error INT to IRQ13 */
if (CONFIG_SYS_USE_SIO_UART) {
- write_mmcr_byte(SC520_UART1MAP, SC520_IRQ_DISABLED); /* disable internal UART1 INT */
- write_mmcr_byte(SC520_UART2MAP, SC520_IRQ_DISABLED); /* disable internal UART2 INT */
- write_mmcr_byte(SC520_GP3IMAP, SC520_IRQ3); /* Set GPIRQ3 (ISA IRQ3) to IRQ3 */
- write_mmcr_byte(SC520_GP4IMAP, SC520_IRQ4); /* Set GPIRQ4 (ISA IRQ4) to IRQ4 */
+ sc520_mmcr->uart_int_map[0] = SC520_IRQ_DISABLED; /* disable internal UART1 INT */
+ sc520_mmcr->uart_int_map[1] = SC520_IRQ_DISABLED; /* disable internal UART2 INT */
+ sc520_mmcr->gp_int_map[3] = SC520_IRQ3; /* Set GPIRQ3 (ISA IRQ3) to IRQ3 */
+ sc520_mmcr->gp_int_map[4] = SC520_IRQ4; /* Set GPIRQ4 (ISA IRQ4) to IRQ4 */
} else {
- write_mmcr_byte(SC520_UART1MAP, SC520_IRQ4); /* Set internal UART2 INT to IRQ4 */
- write_mmcr_byte(SC520_UART2MAP, SC520_IRQ3); /* Set internal UART2 INT to IRQ3 */
- write_mmcr_byte(SC520_GP3IMAP, SC520_IRQ_DISABLED); /* disable GPIRQ3 (ISA IRQ3) */
- write_mmcr_byte(SC520_GP4IMAP, SC520_IRQ_DISABLED); /* disable GPIRQ4 (ISA IRQ4) */
+ sc520_mmcr->uart_int_map[0] = SC520_IRQ4; /* Set internal UART2 INT to IRQ4 */
+ sc520_mmcr->uart_int_map[1] = SC520_IRQ3; /* Set internal UART2 INT to IRQ3 */
+ sc520_mmcr->gp_int_map[3] = SC520_IRQ_DISABLED; /* disable GPIRQ3 (ISA IRQ3) */
+ sc520_mmcr->gp_int_map[4] = SC520_IRQ_DISABLED; /* disable GPIRQ4 (ISA IRQ4) */
}
- write_mmcr_byte(SC520_GP1IMAP, SC520_IRQ1); /* Set GPIRQ1 (SIO IRQ1) to IRQ1 */
- write_mmcr_byte(SC520_GP5IMAP, SC520_IRQ5); /* Set GPIRQ5 (ISA IRQ5) to IRQ5 */
- write_mmcr_byte(SC520_GP6IMAP, SC520_IRQ6); /* Set GPIRQ6 (ISA IRQ6) to IRQ6 */
- write_mmcr_byte(SC520_GP7IMAP, SC520_IRQ7); /* Set GPIRQ7 (ISA IRQ7) to IRQ7 */
- write_mmcr_byte(SC520_GP8IMAP, SC520_IRQ8); /* Set GPIRQ8 (SIO IRQ8) to IRQ8 */
- write_mmcr_byte(SC520_GP9IMAP, SC520_IRQ9); /* Set GPIRQ9 (ISA IRQ2) to IRQ9 */
- write_mmcr_byte(SC520_GP0IMAP, SC520_IRQ11); /* Set GPIRQ0 (ISA IRQ11) to IRQ10 */
- write_mmcr_byte(SC520_GP2IMAP, SC520_IRQ12); /* Set GPIRQ2 (ISA IRQ12) to IRQ12 */
- write_mmcr_byte(SC520_GP10IMAP,SC520_IRQ14); /* Set GPIRQ10 (ISA IRQ14) to IRQ14 */
-
- write_mmcr_word(SC520_PCIHOSTMAP, 0x11f); /* Map PCI hostbridge INT to NMI */
- write_mmcr_word(SC520_ECCMAP, 0x100); /* Map SDRAM ECC failure INT to NMI */
-
+ sc520_mmcr->gp_int_map[1] = SC520_IRQ1; /* Set GPIRQ1 (SIO IRQ1) to IRQ1 */
+ sc520_mmcr->gp_int_map[5] = SC520_IRQ5; /* Set GPIRQ5 (ISA IRQ5) to IRQ5 */
+ sc520_mmcr->gp_int_map[6] = SC520_IRQ6; /* Set GPIRQ6 (ISA IRQ6) to IRQ6 */
+ sc520_mmcr->gp_int_map[7] = SC520_IRQ7; /* Set GPIRQ7 (ISA IRQ7) to IRQ7 */
+ sc520_mmcr->gp_int_map[8] = SC520_IRQ8; /* Set GPIRQ8 (SIO IRQ8) to IRQ8 */
+ sc520_mmcr->gp_int_map[9] = SC520_IRQ9; /* Set GPIRQ9 (ISA IRQ2) to IRQ9 */
+ sc520_mmcr->gp_int_map[0] = SC520_IRQ11; /* Set GPIRQ0 (ISA IRQ11) to IRQ10 */
+ sc520_mmcr->gp_int_map[2] = SC520_IRQ12; /* Set GPIRQ2 (ISA IRQ12) to IRQ12 */
+ sc520_mmcr->gp_int_map[10] = SC520_IRQ14; /* Set GPIRQ10 (ISA IRQ14) to IRQ14 */
+
+ sc520_mmcr->pcihostmap = 0x11f; /* Map PCI hostbridge INT to NMI */
+ sc520_mmcr->eccmap = 0x100; /* Map SDRAM ECC failure INT to NMI */
}
#ifdef CONFIG_PCI
@@ -235,23 +234,22 @@ static void bus_init(void)
{
/* set up the GP IO pins */
- write_mmcr_word(SC520_PIOPFS31_16, 0xf7ff); /* set the GPIO pin function 31-16 reg */
- write_mmcr_word(SC520_PIOPFS15_0, 0xffff); /* set the GPIO pin function 15-0 reg */
- write_mmcr_byte(SC520_CSPFS, 0xf8); /* set the CS pin function reg */
- write_mmcr_byte(SC520_CLKSEL, 0x70);
-
-
- write_mmcr_byte(SC520_GPCSRT, 1); /* set the GP CS offset */
- write_mmcr_byte(SC520_GPCSPW, 3); /* set the GP CS pulse width */
- write_mmcr_byte(SC520_GPCSOFF, 1); /* set the GP CS offset */
- write_mmcr_byte(SC520_GPRDW, 3); /* set the RD pulse width */
- write_mmcr_byte(SC520_GPRDOFF, 1); /* set the GP RD offset */
- write_mmcr_byte(SC520_GPWRW, 3); /* set the GP WR pulse width */
- write_mmcr_byte(SC520_GPWROFF, 1); /* set the GP WR offset */
-
- write_mmcr_word(SC520_BOOTCSCTL, 0x1823); /* set up timing of BOOTCS */
- write_mmcr_word(SC520_ROMCS1CTL, 0x1823); /* set up timing of ROMCS1 */
- write_mmcr_word(SC520_ROMCS2CTL, 0x1823); /* set up timing of ROMCS2 */
+ sc520_mmcr->piopfs31_16 = 0xf7ff; /* set the GPIO pin function 31-16 reg */
+ sc520_mmcr->piopfs15_0 = 0xffff; /* set the GPIO pin function 15-0 reg */
+ sc520_mmcr->cspfs = 0xf8; /* set the CS pin function reg */
+ sc520_mmcr->clksel = 0x70;
+
+ sc520_mmcr->gpcsrt = 1; /* set the GP CS offset */
+ sc520_mmcr->gpcspw = 3; /* set the GP CS pulse width */
+ sc520_mmcr->gpcsoff = 1; /* set the GP CS offset */
+ sc520_mmcr->gprdw = 3; /* set the RD pulse width */
+ sc520_mmcr->gprdoff = 1; /* set the GP RD offset */
+ sc520_mmcr->gpwrw = 3; /* set the GP WR pulse width */
+ sc520_mmcr->gpwroff = 1; /* set the GP WR offset */
+
+ sc520_mmcr->bootcsctl = 0x1823; /* set up timing of BOOTCS */
+ sc520_mmcr->romcs1ctl = 0x1823; /* set up timing of ROMCS1 */
+ sc520_mmcr->romcs2ctl = 0x1823; /* set up timing of ROMCS2 */
/* adjust the memory map:
* by default the first 256MB (0x00000000 - 0x0fffffff) is mapped to SDRAM
@@ -260,31 +258,31 @@ static void bus_init(void)
/* SRAM = GPCS3 128k @ d0000-effff*/
- write_mmcr_long(SC520_PAR2, 0x4e00400d);
+ sc520_mmcr->par[2] = 0x4e00400d;
/* IDE0 = GPCS6 1f0-1f7 */
- write_mmcr_long(SC520_PAR3, 0x380801f0);
+ sc520_mmcr->par[3] = 0x380801f0;
/* IDE1 = GPCS7 3f6 */
- write_mmcr_long(SC520_PAR4, 0x3c0003f6);
+ sc520_mmcr->par[4] = 0x3c0003f6;
/* bootcs */
- write_mmcr_long(SC520_PAR12, 0x8bffe800);
+ sc520_mmcr->par[12] = 0x8bffe800;
/* romcs2 */
- write_mmcr_long(SC520_PAR13, 0xcbfff000);
+ sc520_mmcr->par[13] = 0xcbfff000;
/* romcs1 */
- write_mmcr_long(SC520_PAR14, 0xabfff800);
+ sc520_mmcr->par[14] = 0xabfff800;
/* 680 LEDS */
- write_mmcr_long(SC520_PAR15, 0x30000640);
+ sc520_mmcr->par[15] = 0x30000640;
- write_mmcr_byte(SC520_ADDDECCTL, 0);
+ sc520_mmcr->adddecctl = 0;
asm ("wbinvd\n"); /* Flush cache, req. after setting the unchached attribute ona PAR */
if (CONFIG_SYS_USE_SIO_UART) {
- write_mmcr_byte(SC520_ADDDECCTL, read_mmcr_byte(SC520_ADDDECCTL) | UART2_DIS|UART1_DIS);
+ sc520_mmcr->adddecctl = sc520_mmcr->adddecctl | UART2_DIS | UART1_DIS;
setup_ali_sio(1);
} else {
- write_mmcr_byte(SC520_ADDDECCTL, read_mmcr_byte(SC520_ADDDECCTL) & ~(UART2_DIS|UART1_DIS));
+ sc520_mmcr->adddecctl = sc520_mmcr->adddecctl & ~(UART2_DIS|UART1_DIS);
setup_ali_sio(0);
silence_uart(0x3e8);
silence_uart(0x2e8);
@@ -352,7 +350,7 @@ u32 isa_map_rom(u32 bus_addr, int size)
PRINTF ("setting PAR11 to %x\n", par);
/* Map rom 0x10000 with PAR1 */
- write_mmcr_long(SC520_PAR11, par);
+ sc520_mmcr->par[11] = par;
return bus_addr;
}
@@ -364,8 +362,8 @@ u32 isa_map_rom(u32 bus_addr, int size)
void isa_unmap_rom(u32 addr)
{
PRINTF("isa_unmap_rom asked to unmap %x", addr);
- if ((addr>>12) == (read_mmcr_long(SC520_PAR11)&0x3ffff)) {
- write_mmcr_long(SC520_PAR11, 0);
+ if ((addr>>12) == (sc520_mmcr->par[11] & 0x3ffff)) {
+ sc520_mmcr->par[11] = 0;
PRINTF(" done\n");
return;
}
@@ -401,7 +399,7 @@ u32 pci_get_rom_window(struct pci_controller *hose, int size)
PRINTF ("setting PAR1 to %x\n", par);
/* Map rom 0x10000 with PAR1 */
- write_mmcr_long(SC520_PAR1, par);
+ sc520_mmcr->par[1] = par;
return PCI_ROM_TEMP_SPACE;
}
@@ -414,7 +412,7 @@ void pci_remove_rom_window(struct pci_controller *hose, u32 addr)
{
PRINTF("pci_remove_rom_window: %x", addr);
if (addr == PCI_ROM_TEMP_SPACE) {
- write_mmcr_long(SC520_PAR1, 0);
+ sc520_mmcr->par[1] = 0;
PRINTF(" done\n");
return;
}
@@ -432,11 +430,10 @@ void pci_remove_rom_window(struct pci_controller *hose, u32 addr)
int pci_enable_legacy_video_ports(struct pci_controller *hose)
{
/* Map video memory to 0xa0000*/
- write_mmcr_long(SC520_PAR0, 0x7200400a);
+ sc520_mmcr->par[0] = 0x7200400a;
/* forward all I/O accesses to PCI */
- write_mmcr_byte(SC520_ADDDECCTL,
- read_mmcr_byte(SC520_ADDDECCTL) | IO_HOLE_DEST_PCI);
+ sc520_mmcr->adddecctl = sc520_mmcr->adddecctl | IO_HOLE_DEST_PCI;
/* so we map away all io ports to pci (only way to access pci io
@@ -446,32 +443,32 @@ int pci_enable_legacy_video_ports(struct pci_controller *hose)
*/
/* bring 0x100 - 0x1ef back to ISA using PAR5 */
- write_mmcr_long(SC520_PAR5, 0x30ef0100);
+ sc520_mmcr->par[5] = 0x30ef0100;
/* IDE use 1f0-1f7 */
/* bring 0x1f8 - 0x2f7 back to ISA using PAR6 */
- write_mmcr_long(SC520_PAR6, 0x30ff01f8);
+ sc520_mmcr->par[6] = 0x30ff01f8;
/* com2 use 2f8-2ff */
/* bring 0x300 - 0x3af back to ISA using PAR7 */
- write_mmcr_long(SC520_PAR7, 0x30af0300);
+ sc520_mmcr->par[7] = 0x30af0300;
/* vga use 3b0-3bb */
/* bring 0x3bc - 0x3bf back to ISA using PAR8 */
- write_mmcr_long(SC520_PAR8, 0x300303bc);
+ sc520_mmcr->par[8] = 0x300303bc;
/* vga use 3c0-3df */
/* bring 0x3e0 - 0x3f5 back to ISA using PAR9 */
- write_mmcr_long(SC520_PAR9, 0x301503e0);
+ sc520_mmcr->par[9] = 0x301503e0;
/* ide use 3f6 */
/* bring 0x3f7 back to ISA using PAR10 */
- write_mmcr_long(SC520_PAR10, 0x300003f7);
+ sc520_mmcr->par[10] = 0x300003f7;
/* com1 use 3f8-3ff */
@@ -490,12 +487,12 @@ int board_init(void)
irq_init();
/* max drive current on SDRAM */
- write_mmcr_word(SC520_DSCTL, 0x0100);
+ sc520_mmcr->dsctl = 0x0100;
/* enter debug mode after next reset (only if jumper is also set) */
- write_mmcr_byte(SC520_RESCFG, 0x08);
+ sc520_mmcr->rescfg = 0x08;
/* configure the software timer to 33.333MHz */
- write_mmcr_byte(SC520_SWTMRCFG, 0);
+ sc520_mmcr->swtmrcfg = 0;
gd->bus_clk = 33333000;
return 0;
diff --git a/board/sc520_spunk/sc520_spunk.c b/board/sc520_spunk/sc520_spunk.c
index 36a0a8e..dbb5c48 100644
--- a/board/sc520_spunk/sc520_spunk.c
+++ b/board/sc520_spunk/sc520_spunk.c
@@ -47,53 +47,54 @@ DECLARE_GLOBAL_DATA_PTR;
static void irq_init(void)
{
/* disable global interrupt mode */
- write_mmcr_byte(SC520_PICICR, 0x40);
+ sc520_mmcr->picicr = 0x40;
/* set all irqs to edge */
- write_mmcr_byte(SC520_MPICMODE, 0x00);
- write_mmcr_byte(SC520_SL1PICMODE, 0x00);
- write_mmcr_byte(SC520_SL2PICMODE, 0x00);
+ sc520_mmcr->pic_mode[0] = 0x00;
+ sc520_mmcr->pic_mode[1] = 0x00;
+ sc520_mmcr->pic_mode[2] = 0x00;
/* active low polarity on PIC interrupt pins,
* active high polarity on all other irq pins */
- write_mmcr_word(SC520_INTPINPOL, 0x0000);
+ sc520_mmcr->intpinpol = 0x0000;
/* set irq number mapping */
- write_mmcr_byte(SC520_GPTMR0MAP, SC520_IRQ_DISABLED); /* disable GP timer 0 INT */
- write_mmcr_byte(SC520_GPTMR1MAP, SC520_IRQ_DISABLED); /* disable GP timer 1 INT */
- write_mmcr_byte(SC520_GPTMR2MAP, SC520_IRQ_DISABLED); /* disable GP timer 2 INT */
- write_mmcr_byte(SC520_PIT0MAP, SC520_IRQ0); /* Set PIT timer 0 INT to IRQ0 */
- write_mmcr_byte(SC520_PIT1MAP, SC520_IRQ_DISABLED); /* disable PIT timer 1 INT */
- write_mmcr_byte(SC520_PIT2MAP, SC520_IRQ_DISABLED); /* disable PIT timer 2 INT */
- write_mmcr_byte(SC520_PCIINTAMAP, SC520_IRQ_DISABLED); /* disable PCI INT A */
- write_mmcr_byte(SC520_PCIINTBMAP, SC520_IRQ_DISABLED); /* disable PCI INT B */
- write_mmcr_byte(SC520_PCIINTCMAP, SC520_IRQ_DISABLED); /* disable PCI INT C */
- write_mmcr_byte(SC520_PCIINTDMAP, SC520_IRQ_DISABLED); /* disable PCI INT D */
- write_mmcr_byte(SC520_DMABCINTMAP, SC520_IRQ_DISABLED); /* disable DMA INT */
- write_mmcr_byte(SC520_SSIMAP, SC520_IRQ6); /* Set Synchronius serial INT to IRQ6*/
- write_mmcr_byte(SC520_WDTMAP, SC520_IRQ_DISABLED); /* disable Watchdog INT */
- write_mmcr_byte(SC520_RTCMAP, SC520_IRQ8); /* Set RTC int to 8 */
- write_mmcr_byte(SC520_WPVMAP, SC520_IRQ_DISABLED); /* disable write protect INT */
- write_mmcr_byte(SC520_ICEMAP, SC520_IRQ1); /* Set ICE Debug Serielport INT to IRQ1 */
- write_mmcr_byte(SC520_FERRMAP,SC520_IRQ13); /* Set FP error INT to IRQ13 */
-
- write_mmcr_byte(SC520_UART1MAP, SC520_IRQ4); /* Set internal UART2 INT to IRQ4 */
- write_mmcr_byte(SC520_UART2MAP, SC520_IRQ3); /* Set internal UART2 INT to IRQ3 */
-
- write_mmcr_byte(SC520_GP0IMAP, SC520_IRQ7); /* Set GPIRQ0 (PC-Card AUX IRQ) to IRQ7 */
- write_mmcr_byte(SC520_GP1IMAP, SC520_IRQ14); /* Set GPIRQ1 (CF IRQ) to IRQ14 */
- write_mmcr_byte(SC520_GP3IMAP, SC520_IRQ5); /* Set GPIRQ3 ( CAN IRQ ) ti IRQ5 */
- write_mmcr_byte(SC520_GP4IMAP, SC520_IRQ_DISABLED); /* disbale GIRQ4 ( IRR IRQ ) */
- write_mmcr_byte(SC520_GP5IMAP, SC520_IRQ_DISABLED); /* disable GPIRQ5 */
- write_mmcr_byte(SC520_GP6IMAP, SC520_IRQ_DISABLED); /* disable GPIRQ6 */
- write_mmcr_byte(SC520_GP7IMAP, SC520_IRQ_DISABLED); /* disable GPIRQ7 */
- write_mmcr_byte(SC520_GP8IMAP, SC520_IRQ_DISABLED); /* disable GPIRQ8 */
- write_mmcr_byte(SC520_GP9IMAP, SC520_IRQ_DISABLED); /* disable GPIRQ9 */
- write_mmcr_byte(SC520_GP2IMAP, SC520_IRQ_DISABLED); /* disable GPIRQ2 */
- write_mmcr_byte(SC520_GP10IMAP,SC520_IRQ_DISABLED); /* disable GPIRQ10 */
-
- write_mmcr_word(SC520_PCIHOSTMAP, 0x11f); /* Map PCI hostbridge INT to NMI */
- write_mmcr_word(SC520_ECCMAP, 0x100); /* Map SDRAM ECC failure INT to NMI */
+ sc520_mmcr->gp_tmr_int_map[0] = SC520_IRQ_DISABLED; /* disable GP timer 0 INT */
+ sc520_mmcr->gp_tmr_int_map[1] = SC520_IRQ_DISABLED; /* disable GP timer 1 INT */
+ sc520_mmcr->gp_tmr_int_map[2] = SC520_IRQ_DISABLED; /* disable GP timer 2 INT */
+ sc520_mmcr->pit_int_map[0] = SC520_IRQ0; /* Set PIT timer 0 INT to IRQ0 */
+ sc520_mmcr->pit_int_map[1] = SC520_IRQ_DISABLED; /* disable PIT timer 1 INT */
+ sc520_mmcr->pit_int_map[2] = SC520_IRQ_DISABLED; /* disable PIT timer 2 INT */
+ sc520_mmcr->pci_int_map[0] = SC520_IRQ_DISABLED; /* disable PCI INT A */
+ sc520_mmcr->pci_int_map[1] = SC520_IRQ_DISABLED; /* disable PCI INT B */
+ sc520_mmcr->pci_int_map[2] = SC520_IRQ_DISABLED; /* disable PCI INT C */
+ sc520_mmcr->pci_int_map[3] = SC520_IRQ_DISABLED; /* disable PCI INT D */
+ sc520_mmcr->dmabcintmap = SC520_IRQ_DISABLED; /* disable DMA INT */
+ sc520_mmcr->ssimap = SC520_IRQ6; /* Set Synchronius serial INT to IRQ6*/
+ sc520_mmcr->wdtmap = SC520_IRQ_DISABLED; /* disable Watchdog INT */
+ sc520_mmcr->rtcmap = SC520_IRQ8; /* Set RTC int to 8 */
+ sc520_mmcr->wpvmap = SC520_IRQ_DISABLED; /* disable write protect INT */
+ sc520_mmcr->icemap = SC520_IRQ1; /* Set ICE Debug Serielport INT to IRQ1 */
+ sc520_mmcr->ferrmap = SC520_IRQ13; /* Set FP error INT to IRQ13 */
+
+
+ sc520_mmcr->uart_int_map[0] = SC520_IRQ4; /* Set internal UART1 INT to IRQ4 */
+ sc520_mmcr->uart_int_map[1] = SC520_IRQ3; /* Set internal UART2 INT to IRQ3 */
+
+ sc520_mmcr->gp_int_map[0] = SC520_IRQ7; /* Set GPIRQ0 (PC-Card AUX IRQ) to IRQ7 */
+ sc520_mmcr->gp_int_map[1] = SC520_IRQ14; /* Set GPIRQ1 (CF IRQ) to IRQ14 */
+ sc520_mmcr->gp_int_map[3] = SC520_IRQ5; /* Set GPIRQ3 ( CAN IRQ ) ti IRQ5 */
+ sc520_mmcr->gp_int_map[4] = SC520_IRQ_DISABLED; /* disbale GIRQ4 ( IRR IRQ ) */
+ sc520_mmcr->gp_int_map[5] = SC520_IRQ_DISABLED; /* disable GPIRQ5 */
+ sc520_mmcr->gp_int_map[6] = SC520_IRQ_DISABLED; /* disable GPIRQ6 */
+ sc520_mmcr->gp_int_map[7] = SC520_IRQ_DISABLED; /* disable GPIRQ7 */
+ sc520_mmcr->gp_int_map[8] = SC520_IRQ_DISABLED; /* disable GPIRQ8 */
+ sc520_mmcr->gp_int_map[9] = SC520_IRQ_DISABLED; /* disable GPIRQ9 */
+ sc520_mmcr->gp_int_map[2] = SC520_IRQ_DISABLED; /* disable GPIRQ2 */
+ sc520_mmcr->gp_int_map[10] = SC520_IRQ_DISABLED; /* disable GPIRQ10 */
+
+ sc520_mmcr->pcihostmap = 0x11f; /* Map PCI hostbridge INT to NMI */
+ sc520_mmcr->eccmap = 0x100; /* Map SDRAM ECC failure INT to NMI */
}
@@ -101,7 +102,7 @@ static void irq_init(void)
/* PCI stuff */
static void pci_sc520_spunk_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
{
- int version = read_mmcr_byte(SC520_SYSINFO);
+ int version = sc520_mmcr->sysinfo;
/* a configurable lists of irqs to steal
* when we need one (a board with more pci interrupt pins
@@ -255,41 +256,41 @@ static void bus_init(void)
* ?? Hyglo version 0.97 (small board)
* 10 Spunk board
*/
- int version = read_mmcr_byte(SC520_SYSINFO);
+ int version = sc520_mmcr->sysinfo;
if (version) {
/* set up the GP IO pins (for the Spunk board) */
- write_mmcr_word(SC520_PIOPFS31_16, 0xfff0); /* set the GPIO pin function 31-16 reg */
- write_mmcr_word(SC520_PIOPFS15_0, 0x000f); /* set the GPIO pin function 15-0 reg */
- write_mmcr_word(SC520_PIODIR31_16, 0x000f); /* set the GPIO direction 31-16 reg */
- write_mmcr_word(SC520_PIODIR15_0, 0x1ff0); /* set the GPIO direction 15-0 reg */
- write_mmcr_byte(SC520_CSPFS, 0xc0); /* set the CS pin function reg */
- write_mmcr_byte(SC520_CLKSEL, 0x70);
+ sc520_mmcr->piopfs31_16 = 0xfff0; /* set the GPIO pin function 31-16 reg */
+ sc520_mmcr->piopfs15_0 = 0x000f; /* set the GPIO pin function 15-0 reg */
+ sc520_mmcr->piodir31_16 = 0x000f; /* set the GPIO direction 31-16 reg */
+ sc520_mmcr->piodir15_0 = 0x1ff0; /* set the GPIO direction 15-0 reg */
+ sc520_mmcr->cspfs = 0xc0; /* set the CS pin function reg */
+ sc520_mmcr->clksel = 0x70;
- write_mmcr_word(SC520_PIOCLR31_16, 0x0003); /* reset SSI chip-selects */
- write_mmcr_word(SC520_PIOSET31_16, 0x000c);
+ sc520_mmcr->pioclr31_16 = 0x0003; /* reset SSI chip-selects */
+ sc520_mmcr->pioset31_16 = 0x000c;
} else {
/* set up the GP IO pins (for the Hyglo board) */
- write_mmcr_word(SC520_PIOPFS31_16, 0xffc0); /* set the GPIO pin function 31-16 reg */
- write_mmcr_word(SC520_PIOPFS15_0, 0x1e7f); /* set the GPIO pin function 15-0 reg */
- write_mmcr_word(SC520_PIODIR31_16, 0x003f); /* set the GPIO direction 31-16 reg */
- write_mmcr_word(SC520_PIODIR15_0, 0xe180); /* set the GPIO direction 15-0 reg */
- write_mmcr_byte(SC520_CSPFS, 0x00); /* set the CS pin function reg */
- write_mmcr_byte(SC520_CLKSEL, 0x70);
-
- write_mmcr_word(SC520_PIOCLR15_0, 0x0180); /* reset SSI chip-selects */
+ sc520_mmcr->piopfs31_16 = 0xffc0; /* set the GPIO pin function 31-16 reg */
+ sc520_mmcr->piopfs15_0 = 0x1e7f; /* set the GPIO pin function 15-0 reg */
+ sc520_mmcr->piodir31_16 = 0x003f; /* set the GPIO direction 31-16 reg */
+ sc520_mmcr->piodir15_0 = 0xe180; /* set the GPIO direction 15-0 reg */
+ sc520_mmcr->cspfs = 0x00; /* set the CS pin function reg */
+ sc520_mmcr->clksel = 0x70;
+
+ sc520_mmcr->pioclr15_0 = 0x0180; /* reset SSI chip-selects */
}
- write_mmcr_byte(SC520_GPCSRT, 1); /* set the GP CS offset */
- write_mmcr_byte(SC520_GPCSPW, 3); /* set the GP CS pulse width */
- write_mmcr_byte(SC520_GPCSOFF, 1); /* set the GP CS offset */
- write_mmcr_byte(SC520_GPRDW, 3); /* set the RD pulse width */
- write_mmcr_byte(SC520_GPRDOFF, 1); /* set the GP RD offset */
- write_mmcr_byte(SC520_GPWRW, 3); /* set the GP WR pulse width */
- write_mmcr_byte(SC520_GPWROFF, 1); /* set the GP WR offset */
+ sc520_mmcr->gpcsrt = 1; /* set the GP CS offset */
+ sc520_mmcr->gpcspw = 3; /* set the GP CS pulse width */
+ sc520_mmcr->gpcsoff = 1; /* set the GP CS offset */
+ sc520_mmcr->gprdw = 3; /* set the RD pulse width */
+ sc520_mmcr->gprdoff = 1; /* set the GP RD offset */
+ sc520_mmcr->gpwrw = 3; /* set the GP WR pulse width */
+ sc520_mmcr->gpwroff = 1; /* set the GP WR offset */
- write_mmcr_word(SC520_BOOTCSCTL, 0x0407); /* set up timing of BOOTCS */
+ sc520_mmcr->bootcsctl = 0x0407; /* set up timing of BOOTCS */
/* adjust the memory map:
* by default the first 256MB (0x00000000 - 0x0fffffff) is mapped to SDRAM
@@ -298,17 +299,17 @@ static void bus_init(void)
/* bootcs */
- write_mmcr_long(SC520_PAR12, 0x8bffe800);
+ sc520_mmcr->par[12] = 0x8bffe800;
/* IDE0 = GPCS6 1f0-1f7 */
- write_mmcr_long(SC520_PAR3, 0x380801f0);
+ sc520_mmcr->par[3] = 0x380801f0;
/* IDE1 = GPCS7 3f6 */
- write_mmcr_long(SC520_PAR4, 0x3c0003f6);
+ sc520_mmcr->par[4] = 0x3c0003f6;
asm ("wbinvd\n"); /* Flush cache, req. after setting the unchached attribute ona PAR */
- write_mmcr_byte(SC520_ADDDECCTL, read_mmcr_byte(SC520_ADDDECCTL) & ~(UART2_DIS|UART1_DIS));
+ sc520_mmcr->adddecctl = sc520_mmcr->adddecctl & ~(UART2_DIS|UART1_DIS);
}
@@ -361,7 +362,7 @@ u32 isa_map_rom(u32 bus_addr, int size)
printf ("setting PAR11 to %x\n", par);
/* Map rom 0x10000 with PAR1 */
- write_mmcr_long(SC520_PAR11, par);
+ sc520_mmcr->par[11] = par;
return bus_addr;
}
@@ -373,8 +374,8 @@ u32 isa_map_rom(u32 bus_addr, int size)
void isa_unmap_rom(u32 addr)
{
printf("isa_unmap_rom asked to unmap %x", addr);
- if ((addr>>12) == (read_mmcr_long(SC520_PAR11)&0x3ffff)) {
- write_mmcr_long(SC520_PAR11, 0);
+ if ((addr>>12) == (sc520_mmcr->par[11] & 0x3ffff)) {
+ sc520_mmcr->par[11] = 0;
printf(" done\n");
return;
}
@@ -410,7 +411,7 @@ u32 pci_get_rom_window(struct pci_controller *hose, int size)
printf ("setting PAR1 to %x\n", par);
/* Map rom 0x10000 with PAR1 */
- write_mmcr_long(SC520_PAR1, par);
+ sc520_mmcr->par[1] = par;
return PCI_ROM_TEMP_SPACE;
}
@@ -423,7 +424,7 @@ void pci_remove_rom_window(struct pci_controller *hose, u32 addr)
{
printf("pci_remove_rom_window: %x", addr);
if (addr == PCI_ROM_TEMP_SPACE) {
- write_mmcr_long(SC520_PAR1, 0);
+ sc520_mmcr->par[1] = 0;
printf(" done\n");
return;
}
@@ -441,11 +442,10 @@ void pci_remove_rom_window(struct pci_controller *hose, u32 addr)
int pci_enable_legacy_video_ports(struct pci_controller *hose)
{
/* Map video memory to 0xa0000*/
- write_mmcr_long(SC520_PAR0, 0x7200400a);
+ sc520_mmcr->par[0] = 0x7200400a;
/* forward all I/O accesses to PCI */
- write_mmcr_byte(SC520_ADDDECCTL,
- read_mmcr_byte(SC520_ADDDECCTL) | IO_HOLE_DEST_PCI);
+ sc520_mmcr->adddecctl = sc520_mmcr->adddecctl | IO_HOLE_DEST_PCI;
/* so we map away all io ports to pci (only way to access pci io
@@ -455,22 +455,22 @@ int pci_enable_legacy_video_ports(struct pci_controller *hose)
*/
/* bring 0x100 - 0x2f7 back to ISA using PAR5 */
- write_mmcr_long(SC520_PAR5, 0x31f70100);
+ sc520_mmcr->par[5] = 0x31f70100;
/* com2 use 2f8-2ff */
/* bring 0x300 - 0x3af back to ISA using PAR7 */
- write_mmcr_long(SC520_PAR7, 0x30af0300);
+ sc520_mmcr->par[7] = 0x30af0300;
/* vga use 3b0-3bb */
/* bring 0x3bc - 0x3bf back to ISA using PAR8 */
- write_mmcr_long(SC520_PAR8, 0x300303bc);
+ sc520_mmcr->par[8] = 0x300303bc;
/* vga use 3c0-3df */
/* bring 0x3e0 - 0x3f7 back to ISA using PAR9 */
- write_mmcr_long(SC520_PAR9, 0x301703e0);
+ sc520_mmcr->par[9] = 0x301703e0;
/* com1 use 3f8-3ff */
@@ -489,12 +489,12 @@ int board_init(void)
irq_init();
/* max drive current on SDRAM */
- write_mmcr_word(SC520_DSCTL, 0x0100);
+ sc520_mmcr->dsctl = 0x0100;
/* enter debug mode after next reset (only if jumper is also set) */
- write_mmcr_byte(SC520_RESCFG, 0x08);
+ sc520_mmcr->rescfg = 0x08;
/* configure the software timer to 33.000MHz */
- write_mmcr_byte(SC520_SWTMRCFG, 1);
+ sc520_mmcr->swtmrcfg = 1;
gd->bus_clk = 33000000;
return 0;
@@ -508,17 +508,15 @@ int dram_init(void)
void show_boot_progress(int val)
{
- int version = read_mmcr_byte(SC520_SYSINFO);
+ int version = sc520_mmcr->sysinfo;
if (val < -32) val = -1; /* let things compatible */
if (version == 0) {
/* PIO31-PIO16 Data */
- write_mmcr_word(SC520_PIODATA31_16,
- (read_mmcr_word(SC520_PIODATA31_16) & 0xffc0)| ((val&0x7e)>>1)); /* 0x1f8 >> 3 */
+ sc520_mmcr->piodata31_16 = (sc520_mmcr->piodata31_16 & 0xffc0) | ((val&0x7e)>>1); /* 0x1f8 >> 3 */
/* PIO0-PIO15 Data */
- write_mmcr_word(SC520_PIODATA15_0,
- (read_mmcr_word(SC520_PIODATA15_0) & 0x1fff)| ((val&0x7)<<13));
+ sc520_mmcr->piodata15_0 = (sc520_mmcr->piodata15_0 & 0x1fff)| ((val&0x7)<<13);
} else {
/* newer boards use PIO4-PIO12 */
/* PIO0-PIO15 Data */
@@ -527,8 +525,7 @@ void show_boot_progress(int val)
#else
val = (val & 0x007) | ((val & 0x07e) << 2);
#endif
- write_mmcr_word(SC520_PIODATA15_0,
- (read_mmcr_word(SC520_PIODATA15_0) & 0xe00f) | ((val&0x01ff)<<4));
+ sc520_mmcr->piodata15_0 = (sc520_mmcr->piodata15_0 & 0xe00f) | ((val&0x01ff)<<4);
}
}
@@ -536,7 +533,7 @@ void show_boot_progress(int val)
int last_stage_init(void)
{
- int version = read_mmcr_byte(SC520_SYSINFO);
+ int version = sc520_mmcr->sysinfo;
printf("Omicron Ceti SC520 Spunk revision %x\n", version);
@@ -587,30 +584,30 @@ int last_stage_init(void)
void ssi_chip_select(int dev)
{
- int version = read_mmcr_byte(SC520_SYSINFO);
+ int version = sc520_mmcr->sysinfo;
if (version) {
/* Spunk board: EEPROM and CAN are actove-low, TEMP and AUX are active high */
switch (dev) {
case 1: /* EEPROM */
- write_mmcr_word(SC520_PIOCLR31_16, 0x0004);
+ sc520_mmcr->pioclr31_16 = 0x0004;
break;
case 2: /* Temp Probe */
- write_mmcr_word(SC520_PIOSET31_16, 0x0002);
+ sc520_mmcr->pioset31_16 = 0x0002;
break;
case 3: /* CAN */
- write_mmcr_word(SC520_PIOCLR31_16, 0x0008);
+ sc520_mmcr->pioclr31_16 = 0x0008;
break;
case 4: /* AUX */
- write_mmcr_word(SC520_PIOSET31_16, 0x0001);
+ sc520_mmcr->pioset31_16 = 0x0001;
break;
case 0:
- write_mmcr_word(SC520_PIOCLR31_16, 0x0003);
- write_mmcr_word(SC520_PIOSET31_16, 0x000c);
+ sc520_mmcr->pioclr31_16 = 0x0003;
+ sc520_mmcr->pioset31_16 = 0x000c;
break;
default:
@@ -622,15 +619,15 @@ void ssi_chip_select(int dev)
switch (dev) {
case 1: /* EEPROM */
- write_mmcr_word(SC520_PIOSET15_0, 0x0100);
+ sc520_mmcr->pioset15_0 = 0x0100;
break;
case 2: /* Temp Probe */
- write_mmcr_word(SC520_PIOSET15_0, 0x0080);
+ sc520_mmcr->pioset15_0 = 0x0080;
break;
case 0:
- write_mmcr_word(SC520_PIOCLR15_0, 0x0180);
+ sc520_mmcr->pioclr15_0 = 0x0180;
break;
default:
@@ -669,9 +666,7 @@ int mw_eeprom_write(int x, int offset, uchar *buffer, int len)
void spi_init_f(void)
{
- read_mmcr_byte(SC520_SYSINFO) ?
- spi_eeprom_probe(1) :
- mw_eeprom_probe(1);
+ sc520_mmcr->sysinfo ? spi_eeprom_probe(1) : mw_eeprom_probe(1);
}
@@ -686,7 +681,7 @@ ssize_t spi_read(uchar *addr, int alen, uchar *buffer, int len)
offset |= addr[i];
}
- return read_mmcr_byte(SC520_SYSINFO) ?
+ return sc520_mmcr->sysinfo ?
spi_eeprom_read(1, offset, buffer, len) :
mw_eeprom_read(1, offset, buffer, len);
}
@@ -702,7 +697,7 @@ ssize_t spi_write(uchar *addr, int alen, uchar *buffer, int len)
offset |= addr[i];
}
- return read_mmcr_byte(SC520_SYSINFO) ?
+ return sc520_mmcr->sysinfo ?
spi_eeprom_write(1, offset, buffer, len) :
mw_eeprom_write(1, offset, buffer, len);
}
generated by cgit v1.1 at 2024-11-23 09:09:28 +0000