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author | Hirokazu Takata <takata@linux-m32r.org> | 2005-06-21 17:16:14 -0700 |
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committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-21 19:07:30 -0700 |
commit | 934bb7f88eb398f62314fa63ba72ac6dcd21192a (patch) | |
tree | 128dcf7fd138a8f9b340c776c5acc501cd913f0a /drivers/pcmcia/m32r_cfc.c | |
parent | 6f973b001a9b511900fb73d816adf77d8755838c (diff) | |
download | kernel_samsung_smdk4412-934bb7f88eb398f62314fa63ba72ac6dcd21192a.zip kernel_samsung_smdk4412-934bb7f88eb398f62314fa63ba72ac6dcd21192a.tar.gz kernel_samsung_smdk4412-934bb7f88eb398f62314fa63ba72ac6dcd21192a.tar.bz2 |
[PATCH] m32r: Update m32r_cfc.[ch] to support Mappi-III platform
This patch is for the M32R CF/PCMCIA drivers to support a new platform,
Mappi-III evaluation board.
Signed-off-by: Mamoru Sakugawa <sakugawa@linux-m32r.org>
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/pcmcia/m32r_cfc.c')
-rw-r--r-- | drivers/pcmcia/m32r_cfc.c | 57 |
1 files changed, 23 insertions, 34 deletions
diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c index 581bfa9..b1111c6 100644 --- a/drivers/pcmcia/m32r_cfc.c +++ b/drivers/pcmcia/m32r_cfc.c @@ -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, u_int *value) 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, u_int *value) 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, socket_state_t *state) { // 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, socket_state_t *state) 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); |