Commit 2b224609 authored by Reinhard Arlt's avatar Reinhard Arlt Committed by Wolfgang Denk
Browse files

CPCI750: Add CPCI-HD/2 support



This patch adds support for the esd CPCI-HD/2 board to u-boot for CPCI-CPU/750.
As the primary devices on the CPCI-HD/2 board are connected to device 1 and 3,
the device must be swapped.
Signed-off-by: default avatarReinhard Arlt <reinhard.arlt@esd.eu>
parent 6e94125f
......@@ -31,6 +31,18 @@
#include <pci.h>
extern ulong ide_bus_offset[CONFIG_SYS_IDE_MAXBUS];
int cpci_hd_type;
int ata_device(int dev)
{
int retval;
retval = (dev & 1) << 4;
if (cpci_hd_type == 2)
retval ^= 1 << 4;
return retval;
}
int ide_preinit (void)
{
......@@ -39,14 +51,21 @@ int ide_preinit (void)
int l;
status = 1;
cpci_hd_type = 0;
if (CPCI750_SLAVE_TEST != 0)
return status;
for (l = 0; l < CONFIG_SYS_IDE_MAXBUS; l++) {
ide_bus_offset[l] = -ATA_STATUS;
}
devbusfn = pci_find_device (0x1103, 0x0004, 0);
if (devbusfn == -1)
if (devbusfn != -1) {
cpci_hd_type = 1;
} else {
devbusfn = pci_find_device (0x1095, 0x3114, 0);
if (devbusfn != -1) {
cpci_hd_type = 2;
}
}
if (devbusfn != -1) {
ulong *ide_bus_offset_ptr;
......
......@@ -82,7 +82,9 @@
/*
* Device / Head Register Bits
*/
#ifndef ATA_DEVICE
#define ATA_DEVICE(x) ((x & 1)<<4)
#endif /* ATA_DEVICE */
#define ATA_LBA 0xE0
/*
......
......@@ -187,6 +187,8 @@
#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_SPEED 80000 /* I2C speed default */
#define CONFIG_PRAM 0
#define CONFIG_SYS_GT_DUAL_CPU /* also for JTAG even with one cpu */
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
......@@ -241,11 +243,6 @@
#define CONFIG_SYS_TCLK 133000000
/*#define CONFIG_SYS_750FX_HID0 0x8000c084*/
#define CONFIG_SYS_750FX_HID0 0x80008484
#define CONFIG_SYS_750FX_HID1 0x54800000
#define CONFIG_SYS_750FX_HID2 0x00000000
/*
* Low Level Configuration Settings
* (address mappings, register initial values, etc.)
......@@ -457,7 +454,11 @@
#define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */
#define CONFIG_SYS_ATA_REG_OFFSET 0x0000 /* Offset for normal register accesses */
#define CONFIG_SYS_ATA_ALT_OFFSET 0x0000 /* Offset for alternate registers */
#ifndef __ASSEMBLY__
int ata_device(int dev);
#endif
#define ATA_DEVICE(dev) ata_device(dev)
#define CONFIG_ATAPI 1
/*----------------------------------------------------------------------
* Initial BAT mappings
......@@ -497,8 +498,8 @@
* IBAT4 and DBAT4
* FIXME: ingo disable BATs for Linux Kernel
*/
#undef SETUP_HIGH_BATS_FX750 /* don't initialize BATS 4-7 */
/*#define SETUP_HIGH_BATS_FX750*/ /* initialize BATS 4-7 */
/* #undef SETUP_HIGH_BATS_FX750 */ /* don't initialize BATS 4-7 */
#define SETUP_HIGH_BATS_FX750 /* initialize BATS 4-7 */
#ifdef SETUP_HIGH_BATS_FX750
#define CONFIG_SYS_IBAT4L (CONFIG_SYS_SDRAM1_BASE | BATL_PP_RW | BATL_CACHEINHIBIT)
......@@ -622,4 +623,6 @@
#define CPCI750_ECC_TEST (((in8(0xf0300000) & 0x02) == 0) ? 1 : 0)
#define CONFIG_SYS_PLD_VER 0xf0e00000
#define CONFIG_OF_LIBFDT 1
#endif /* __CONFIG_H */
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