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Subject[PATCH 2.6.12-rc5] m32r: Update m32r_cfc.[ch] to support Mappi-III platform
From
Hello,

This patch is for the M32R CF/PCMCIA drivers to support a new platform,
Mappi-III evaluation board.

Regards,

Signed-off-by: Mamoru Sakugawa <sakugawa@linux-m32r.org>
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
---

drivers/pcmcia/Kconfig | 4 +--
drivers/pcmcia/m32r_cfc.c | 57 ++++++++++++++++++----------------------------
drivers/pcmcia/m32r_cfc.h | 8 ++++--
3 files changed, 31 insertions(+), 38 deletions(-)


diff -ruNp a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
--- a/drivers/pcmcia/Kconfig 2005-05-26 18:54:43.000000000 +0900
+++ b/drivers/pcmcia/Kconfig 2005-05-26 21:27:15.000000000 +0900
@@ -176,14 +176,14 @@ config M32R_PCC

config M32R_CFC
bool "M32R CF I/F Controller"
- depends on M32R && (PLAT_USRV || PLAT_M32700UT || PLAT_MAPPI2 || PLAT_OPSPUT)
+ depends on M32R && (PLAT_USRV || PLAT_M32700UT || PLAT_MAPPI2 || PLAT_MAPPI3 || PLAT_OPSPUT)
help
Say Y here to use the M32R CompactFlash controller.

config M32R_CFC_NUM
int "M32R CF I/F number"
depends on M32R_CFC
- default "1" if PLAT_USRV || PLAT_M32700UT || PLAT_MAPPI2 || PLAT_OPSPUT
+ default "1" if PLAT_USRV || PLAT_M32700UT || PLAT_MAPPI2 || PLAT_MAPPI3 || PLAT_OPSPUT
help
Set the number of M32R CF slots.

diff -ruNp a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c
--- a/drivers/pcmcia/m32r_cfc.c 2005-05-26 18:54:43.000000000 +0900
+++ b/drivers/pcmcia/m32r_cfc.c 2005-05-26 20:38:13.000000000 +0900
@@ -24,9 +24,9 @@
#include <linux/workqueue.h>
#include <linux/interrupt.h>
#include <linux/device.h>
+#include <linux/bitops.h>
#include <asm/irq.h>
#include <asm/io.h>
-#include <asm/bitops.h>
#include <asm/system.h>

#include <pcmcia/version.h>
@@ -444,7 +444,7 @@ static int _pcc_get_status(u_short sock,
debug(3, "m32r_cfc: _pcc_get_status: "
"power off (CPCR=0x%08x)\n", status);
}
-#elif defined(CONFIG_PLAT_MAPPI2)
+#elif defined(CONFIG_PLAT_MAPPI2) || defined(CONFIG_PLAT_MAPPI3)
if ( status ) {
status = pcc_get(sock, (unsigned int)PLD_CPCR);
if (status == 0) { /* power off */
@@ -452,18 +452,23 @@ static int _pcc_get_status(u_short sock,
pcc_set(sock, (unsigned int)PLD_CFBUFCR,0); /* force buffer off for ZA-36 */
udelay(50);
}
- status = pcc_get(sock, (unsigned int)PLD_CFBUFCR);
- if (status != 0) { /* buffer off */
- pcc_set(sock, (unsigned int)PLD_CFBUFCR,0);
- udelay(50);
- pcc_set(sock, (unsigned int)PLD_CFRSTCR, 0x0101);
- udelay(25); /* for IDE reset */
- pcc_set(sock, (unsigned int)PLD_CFRSTCR, 0x0100);
- mdelay(2); /* for IDE reset */
- } else {
- *value |= SS_POWERON;
- *value |= SS_READY;
- }
+ *value |= SS_POWERON;
+
+ pcc_set(sock, (unsigned int)PLD_CFBUFCR,0);
+ udelay(50);
+ pcc_set(sock, (unsigned int)PLD_CFRSTCR, 0x0101);
+ udelay(25); /* for IDE reset */
+ pcc_set(sock, (unsigned int)PLD_CFRSTCR, 0x0100);
+ mdelay(2); /* for IDE reset */
+
+ *value |= SS_READY;
+ *value |= SS_3VCARD;
+ } else {
+ /* disable CF power */
+ pcc_set(sock, (unsigned int)PLD_CPCR, 0);
+ udelay(100);
+ debug(3, "m32r_cfc: _pcc_get_status: "
+ "power off (CPCR=0x%08x)\n", status);
}
#else
#error no platform configuration
@@ -479,14 +484,13 @@ static int _pcc_get_socket(u_short sock,
{
// pcc_socket_t *t = &socket[sock];

-#if defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_USRV) || defined(CONFIG_PLAT_OPSPUT)
state->flags = 0;
state->csc_mask = SS_DETECT;
state->csc_mask |= SS_READY;
state->io_irq = 0;
state->Vcc = 33; /* 3.3V fixed */
state->Vpp = 33;
-#endif
+
debug(3, "m32r_cfc: GetSocket(%d) = flags %#3.3x, Vcc %d, Vpp %d, "
"io_irq %d, csc_mask %#2.2x\n", sock, state->flags,
state->Vcc, state->Vpp, state->io_irq, state->csc_mask);
@@ -497,32 +501,17 @@ static int _pcc_get_socket(u_short sock,

static int _pcc_set_socket(u_short sock, socket_state_t *state)
{
-#if defined(CONFIG_PLAT_MAPPI2)
- u_long reg = 0;
-#endif
debug(3, "m32r_cfc: SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, "
"io_irq %d, csc_mask %#2.2x)\n", sock, state->flags,
state->Vcc, state->Vpp, state->io_irq, state->csc_mask);

-#if defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_USRV) || defined(CONFIG_PLAT_OPSPUT)
+#if defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_USRV) || defined(CONFIG_PLAT_OPSPUT) || defined(CONFIG_PLAT_MAPPI2) || defined(CONFIG_PLAT_MAPPI3)
if (state->Vcc) {
if ((state->Vcc != 50) && (state->Vcc != 33))
return -EINVAL;
/* accept 5V and 3.3V */
}
-#elif defined(CONFIG_PLAT_MAPPI2)
- if (state->Vcc) {
- /*
- * 5V only
- */
- if (state->Vcc == 50) {
- reg |= PCCSIGCR_VEN;
- } else {
- return -EINVAL;
- }
- }
#endif
-
if (state->flags & SS_RESET) {
debug(3, ":RESET\n");
pcc_set(sock,(unsigned int)PLD_CFRSTCR,0x101);
@@ -788,7 +777,7 @@ static int __init init_m32r_pcc(void)
return ret;
}

-#if defined(CONFIG_PLAT_MAPPI2)
+#if defined(CONFIG_PLAT_MAPPI2) || defined(CONFIG_PLAT_MAPPI3)
pcc_set(0, (unsigned int)PLD_CFCR0, 0x0f0f);
pcc_set(0, (unsigned int)PLD_CFCR1, 0x0200);
#endif
@@ -825,7 +814,7 @@ static int __init init_m32r_pcc(void)
for (i = 0 ; i < pcc_sockets ; i++) {
socket[i].socket.dev.dev = &pcc_device.dev;
socket[i].socket.ops = &pcc_operations;
- socket[i].socket.resource_ops = &pccard_static_ops;
+ socket[i].socket.resource_ops = &pccard_nonstatic_ops;
socket[i].socket.owner = THIS_MODULE;
socket[i].number = i;
ret = pcmcia_register_socket(&socket[i].socket);
diff -ruNp a/drivers/pcmcia/m32r_cfc.h b/drivers/pcmcia/m32r_cfc.h
--- a/drivers/pcmcia/m32r_cfc.h 2004-12-25 06:34:26.000000000 +0900
+++ b/drivers/pcmcia/m32r_cfc.h 2005-05-26 21:17:46.000000000 +0900
@@ -71,11 +71,15 @@

#define CFC_IOPORT_BASE 0x1000

-#if !defined(CONFIG_PLAT_USRV)
+#if defined(CONFIG_PLAT_MAPPI3)
+#define CFC_ATTR_MAPBASE 0x14014000
+#define CFC_IO_MAPBASE_BYTE 0xb4012000
+#define CFC_IO_MAPBASE_WORD 0xb4002000
+#elif !defined(CONFIG_PLAT_USRV)
#define CFC_ATTR_MAPBASE 0x0c014000
#define CFC_IO_MAPBASE_BYTE 0xac012000
#define CFC_IO_MAPBASE_WORD 0xac002000
-#else /* CONFIG_PLAT_USRV */
+#else
#define CFC_ATTR_MAPBASE 0x04014000
#define CFC_IO_MAPBASE_BYTE 0xa4012000
#define CFC_IO_MAPBASE_WORD 0xa4002000
--
Hirokazu Takata <takata@linux-m32r.org>
Linux/M32R Project: http://www.linux-m32r.org/

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