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path: root/drivers/ti_pci1410a.c
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Diffstat (limited to 'drivers/ti_pci1410a.c')
-rw-r--r--drivers/ti_pci1410a.c157
1 files changed, 77 insertions, 80 deletions
diff --git a/drivers/ti_pci1410a.c b/drivers/ti_pci1410a.c
index a2b1a17..c672382 100644
--- a/drivers/ti_pci1410a.c
+++ b/drivers/ti_pci1410a.c
@@ -63,7 +63,6 @@
#include <asm/io.h>
#include <pcmcia.h>
-#include <cmd_pcmcia.h>
#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) && defined(CONFIG_IDE_TI_CARDBUS)
@@ -94,7 +93,7 @@ int do_pinit(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
#endif
int rcode = 0;
-
+
if (argc != 2) {
printf ("Usage: pinit {on | off}\n");
return 1;
@@ -107,7 +106,7 @@ int do_pinit(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
printf ("Usage: pinit {on | off}\n");
return 1;
}
-
+
return rcode;
}
@@ -125,14 +124,14 @@ static u32 socket_base;
static u32 pcmcia_cis_ptr;
int pcmcia_on(int ide_base_bus)
-{
+{
u16 dev_id;
u32 socket_status;
int slot = 0;
int cis_len;
u16 io_base;
u16 io_len;
-
+
/*
* Find the CardBus PCI device(s).
*/
@@ -140,9 +139,9 @@ int pcmcia_on(int ide_base_bus)
printf("Ti CardBus: not found\n");
return 1;
}
-
+
pci_read_config_word(devbusfn, PCI_DEVICE_ID, &dev_id);
-
+
if (dev_id == 0xac56) {
debug("Enable PCMCIA Ti PCI1510\n");
} else {
@@ -153,7 +152,7 @@ int pcmcia_on(int ide_base_bus)
cis_len = CFG_PCMCIA_CIS_WIN_SIZE;
io_base = CFG_PCMCIA_IO_WIN;
- io_len = CFG_PCMCIA_IO_WIN_SIZE;
+ io_len = CFG_PCMCIA_IO_WIN_SIZE;
/*
* Setup the PCI device.
@@ -164,9 +163,9 @@ int pcmcia_on(int ide_base_bus)
socket_status = readl(socket_base+8);
if ((socket_status & 6) == 0) {
printf("Card Present: ");
-
+
switch (socket_status & 0x3c00) {
-
+
case 0x400:
printf("5V ");
break;
@@ -188,44 +187,44 @@ int pcmcia_on(int ide_base_bus)
printf("32bit CardBus Card\n");
break;
default:
- printf("8bit PC-Card\n");
+ printf("8bit PC-Card\n");
break;
- }
+ }
}
-
-
+
+
writeb(0x41, socket_base + 0x806); /* Enable I/O window 0 and memory window 0 */
writeb(0x0e, socket_base + 0x807); /* Reset I/O window options */
/* Careful: the linux yenta driver do not seem to reset the offset
* in the i/o windows, so leaving them non-zero is a problem */
-
+
writeb(io_base & 0xff, socket_base + 0x808); /* I/O window 0 base address */
writeb(io_base>>8, socket_base + 0x809);
writeb((io_base + io_len - 1) & 0xff, socket_base + 0x80a); /* I/O window 0 end address */
writeb((io_base + io_len - 1)>>8, socket_base + 0x80b);
- writeb(0x00, socket_base + 0x836); /* I/O window 0 offset address 0x000 */
+ writeb(0x00, socket_base + 0x836); /* I/O window 0 offset address 0x000 */
writeb(0x00, socket_base + 0x837);
-
- writeb((pcmcia_cis_ptr&0x000ff000) >> 12,
+
+ writeb((pcmcia_cis_ptr&0x000ff000) >> 12,
socket_base + 0x810); /* Memory window 0 start address bits 19-12 */
- writeb((pcmcia_cis_ptr&0x00f00000) >> 20,
+ writeb((pcmcia_cis_ptr&0x00f00000) >> 20,
socket_base + 0x811); /* Memory window 0 start address bits 23-20 */
- writeb(((pcmcia_cis_ptr+cis_len-1) & 0x000ff000) >> 12,
+ writeb(((pcmcia_cis_ptr+cis_len-1) & 0x000ff000) >> 12,
socket_base + 0x812); /* Memory window 0 end address bits 19-12*/
- writeb(((pcmcia_cis_ptr+cis_len-1) & 0x00f00000) >> 20,
+ writeb(((pcmcia_cis_ptr+cis_len-1) & 0x00f00000) >> 20,
socket_base + 0x813); /* Memory window 0 end address bits 23-20*/
- writeb(0x00, socket_base + 0x814); /* Memory window 0 offset bits 19-12 */
- writeb(0x40, socket_base + 0x815); /* Memory window 0 offset bits 23-20 and
+ writeb(0x00, socket_base + 0x814); /* Memory window 0 offset bits 19-12 */
+ writeb(0x40, socket_base + 0x815); /* Memory window 0 offset bits 23-20 and
* options (read/write, attribute access) */
writeb(0x00, socket_base + 0x816); /* ExCA card-detect and general control */
writeb(0x00, socket_base + 0x81e); /* ExCA global control (interrupt modes) */
-
- writeb((pcmcia_cis_ptr & 0xff000000) >> 24,
+
+ writeb((pcmcia_cis_ptr & 0xff000000) >> 24,
socket_base + 0x840); /* Memory window address bits 31-24 */
-
+
/* turn off voltage */
if (voltage_set(slot, 0, 0)) {
return 1;
@@ -235,11 +234,11 @@ int pcmcia_on(int ide_base_bus)
if (hardware_enable(slot)) {
return 1;
}
-
+
if (check_ide_device(slot, ide_base_bus)) {
return 1;
}
-
+
return 0;
}
@@ -249,30 +248,30 @@ int pcmcia_on(int ide_base_bus)
static int pcmcia_off (void)
{
int slot = 0;
-
+
writeb(0x00, socket_base + 0x806); /* disable all I/O and memory windows */
-
+
writeb(0x00, socket_base + 0x808); /* I/O window 0 base address */
writeb(0x00, socket_base + 0x809);
writeb(0x00, socket_base + 0x80a); /* I/O window 0 end address */
writeb(0x00, socket_base + 0x80b);
- writeb(0x00, socket_base + 0x836); /* I/O window 0 offset address */
+ writeb(0x00, socket_base + 0x836); /* I/O window 0 offset address */
writeb(0x00, socket_base + 0x837);
-
+
writeb(0x00, socket_base + 0x80c); /* I/O window 1 base address */
writeb(0x00, socket_base + 0x80d);
writeb(0x00, socket_base + 0x80e); /* I/O window 1 end address */
writeb(0x00, socket_base + 0x80f);
- writeb(0x00, socket_base + 0x838); /* I/O window 1 offset address */
+ writeb(0x00, socket_base + 0x838); /* I/O window 1 offset address */
writeb(0x00, socket_base + 0x839);
-
+
writeb(0x00, socket_base + 0x810); /* Memory window 0 start address */
writeb(0x00, socket_base + 0x811);
writeb(0x00, socket_base + 0x812); /* Memory window 0 end address */
writeb(0x00, socket_base + 0x813);
writeb(0x00, socket_base + 0x814); /* Memory window 0 offset */
writeb(0x00, socket_base + 0x815);
-
+
writeb(0xc0, socket_base + 0x840); /* Memory window 0 page address */
@@ -282,7 +281,7 @@ static int pcmcia_off (void)
/* disable external hardware */
printf ("Shutdown and Poweroff Ti PCI1410A\n");
hardware_disable(slot);
-
+
return 0;
}
@@ -307,14 +306,14 @@ static int check_ide_device(int slot, int ide_base_bus)
u32 socket_status;
debug ("PCMCIA MEM: %08X\n", pcmcia_cis_ptr);
-
+
socket_status = readl(socket_base+8);
-
+
if ((socket_status & 6) != 0 || (socket_status & 0x20) != 0) {
printf("no card or CardBus card\n");
return 1;
}
-
+
start = p = (volatile uchar *) pcmcia_cis_ptr;
while ((p - start) < MAX_TUPEL_SZ) {
@@ -327,7 +326,7 @@ static int check_ide_device(int slot, int ide_base_bus)
len = *p; p += 2;
#if defined(DEBUG) && (DEBUG > 1)
- {
+ {
volatile uchar *q = p;
printf ("\nTuple code %02x length %d\n\tData:",
code, len);
@@ -378,28 +377,27 @@ static int check_ide_device(int slot, int ide_base_bus)
printf("unknown card type\n");
return 1;
}
-
+
/* select config index 1 */
- writeb(1, pcmcia_cis_ptr + config_base);
+ writeb(1, pcmcia_cis_ptr + config_base);
#if 0
printf("Confiuration Option Register: %02x\n", readb(pcmcia_cis_ptr + config_base));
printf("Card Confiuration and Status Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 2));
printf("Pin Replacement Register Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 4));
printf("Socket and Copy Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 6));
-#endif
+#endif
ide_devices_found |= (1 << (slot+ide_base_bus));
-
+
return 0;
}
-
static int voltage_set(int slot, int vcc, int vpp)
{
u32 socket_control;
int reg=0;
-
+
switch (slot) {
case 0:
reg = socket_base + 0x10;
@@ -407,10 +405,10 @@ static int voltage_set(int slot, int vcc, int vpp)
default:
return 1;
}
-
+
socket_control = 0;
-
-
+
+
switch (vcc) {
case 50:
socket_control |= 0x20;
@@ -421,7 +419,7 @@ static int voltage_set(int slot, int vcc, int vpp)
case 0:
default:
}
-
+
switch (vpp) {
case 120:
socket_control |= 0x1;
@@ -437,27 +435,27 @@ static int voltage_set(int slot, int vcc, int vpp)
}
writel(socket_control, reg);
-
+
debug ("voltage_set: Ti PCI1410A Slot %d, Vcc=%d.%d, Vpp=%d.%d\n",
slot, vcc/10, vcc%10, vpp/10, vpp%10);
-
+
udelay(500);
return 0;
}
-
+
static int hardware_enable(int slot)
{
u32 socket_status;
u16 brg_ctrl;
int is_82365sl;
-
+
socket_status = readl(socket_base+8);
-
+
if ((socket_status & 6) == 0) {
-
+
switch (socket_status & 0x3c00) {
-
+
case 0x400:
printf("5V ");
voltage_set(slot, 50, 0);
@@ -475,25 +473,24 @@ static int hardware_enable(int slot)
} else {
voltage_set(slot, 0, 0);
}
-
+
pci_read_config_word(devbusfn, PCI_BRIDGE_CONTROL, &brg_ctrl);
brg_ctrl &= ~PCI_BRIDGE_CTL_BUS_RESET;
pci_write_config_word(devbusfn, PCI_BRIDGE_CONTROL, brg_ctrl);
- is_82365sl = ((readb(socket_base+0x800) & 0x0f) == 2);
+ is_82365sl = ((readb(socket_base+0x800) & 0x0f) == 2);
writeb(is_82365sl?0x90:0x98, socket_base+0x802);
writeb(0x67, socket_base+0x803);
udelay(100000);
-#if 0
- printf("ExCA Id %02x, Card Status %02x, Power config %02x, Interrupt Config %02x, bridge control %04x %d\n",
+#if 0
+ printf("ExCA Id %02x, Card Status %02x, Power config %02x, Interrupt Config %02x, bridge control %04x %d\n",
readb(socket_base+0x800), readb(socket_base+0x801),
readb(socket_base+0x802), readb(socket_base+0x803), brg_ctrl, is_82365sl);
-#endif
-
+#endif
+
return ((readb(socket_base+0x801)&0x6c)==0x6c)?0:1;
}
-
static int hardware_disable(int slot)
{
voltage_set(slot, 0, 0);
@@ -546,11 +543,11 @@ static void print_fixed(volatile uchar *p)
return;
puts(indent);
-
+
switch (*p) {
case CISTPL_FUNCE_IDE_IFACE:
{ uchar iface = *(p+2);
-
+
puts ((iface == CISTPL_IDE_INTERFACE) ? " IDE" : " unknown");
puts (" interface ");
break;
@@ -560,43 +557,43 @@ static void print_fixed(volatile uchar *p)
{
uchar f1 = *(p+2);
uchar f2 = *(p+4);
-
+
puts((f1 & CISTPL_IDE_SILICON) ? " [silicon]" : " [rotating]");
-
+
if (f1 & CISTPL_IDE_UNIQUE) {
puts(" [unique]");
}
-
+
puts((f1 & CISTPL_IDE_DUAL) ? " [dual]" : " [single]");
-
+
if (f2 & CISTPL_IDE_HAS_SLEEP) {
puts(" [sleep]");
}
-
+
if (f2 & CISTPL_IDE_HAS_STANDBY) {
puts(" [standby]");
}
-
+
if (f2 & CISTPL_IDE_HAS_IDLE) {
puts(" [idle]");
}
-
+
if (f2 & CISTPL_IDE_LOW_POWER) {
puts(" [low power]");
}
-
+
if (f2 & CISTPL_IDE_REG_INHIBIT) {
puts(" [reg inhibit]");
}
-
+
if (f2 & CISTPL_IDE_HAS_INDEX) {
puts(" [index]");
}
-
+
if (f2 & CISTPL_IDE_IOIS16) {
puts(" [IOis16]");
}
-
+
break;
}
}
@@ -623,10 +620,10 @@ static int identify(volatile uchar *p)
if (p == NULL)
return (0); /* Don't know */
-
+
t = id_str;
done =0;
-
+
for (i=0; i<=4 && !done; ++i, p+=2) {
while ((data = *p) != '\0') {
if (data == 0xFF) {
@@ -661,7 +658,7 @@ static int identify(volatile uchar *p)
return 1;
}
}
-
+
return 0; /* don't know */
}
generated by cgit v1.1 at 2024-11-22 14:24:57 +0000