diff options
Diffstat (limited to 'drivers/pcmcia/m8xx_pcmcia.c')
| -rw-r--r-- | drivers/pcmcia/m8xx_pcmcia.c | 114 |
1 files changed, 93 insertions, 21 deletions
diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c index 6d9f71c..0e07d95 100644 --- a/drivers/pcmcia/m8xx_pcmcia.c +++ b/drivers/pcmcia/m8xx_pcmcia.c @@ -9,6 +9,9 @@ * <oliver.kurth@cyclades.de> * Further fixes, v2.6 kernel port * <marcelo.tosatti@cyclades.com> + * + * Some fixes, additions (C) 2005 Montavista Software, Inc. + * <vbordug@ru.mvista.com> * * "The ExCA standard specifies that socket controllers should provide * two IO and five memory windows per socket, which can be independently @@ -97,6 +100,11 @@ MODULE_LICENSE("Dual MPL/GPL"); #endif #endif +#if defined(CONFIG_MPC885ADS) +#define CONFIG_PCMCIA_SLOT_A +#define PCMCIA_GLITCHY_CD +#endif + /* Cyclades ACS uses both slots */ #ifdef CONFIG_PRxK #define CONFIG_PCMCIA_SLOT_A @@ -374,10 +382,10 @@ static int voltage_set(int slot, int vcc, int vpp) } /* first, turn off all power */ - out_be32(&((u32 *)BCSR1), in_be32(&((u32 *)BCSR1)) & ~(BCSR1_PCCVCC_MASK | BCSR1_PCCVPP_MASK)); + out_be32((u32 *)BCSR1, in_be32((u32 *)BCSR1) & ~(BCSR1_PCCVCC_MASK | BCSR1_PCCVPP_MASK)); /* enable new powersettings */ - out_be32(&((u32 *)BCSR1), in_be32(&((u32 *)BCSR1)) | reg); + out_be32((u32 *)BCSR1, in_be32((u32 *)BCSR1) | reg); return 0; } @@ -386,12 +394,89 @@ static int voltage_set(int slot, int vcc, int vpp) static void hardware_enable(int slot) { - out_be32(&((u32 *)BCSR1), in_be32(&((u32 *)BCSR1)) & ~BCSR1_PCCEN); + out_be32((u32 *)BCSR1, in_be32((u32 *)BCSR1) & ~BCSR1_PCCEN); } static void hardware_disable(int slot) { - out_be32(&((u32 *)BCSR1), in_be32(&((u32 *)BCSR1)) | BCSR1_PCCEN); + out_be32((u32 *)BCSR1, in_be32((u32 *)BCSR1) | BCSR1_PCCEN); +} + +#endif + +/* MPC885ADS Boards */ + +#if defined(CONFIG_MPC885ADS) + +#define PCMCIA_BOARD_MSG "MPC885ADS" + +static int voltage_set(int slot, int vcc, int vpp) +{ + u32 reg = 0; + unsigned *bcsr_io; + + bcsr_io = ioremap(BCSR1, sizeof(unsigned long)); + + switch(vcc) { + case 0: + break; + case 33: + reg |= BCSR1_PCCVCC0; + break; + case 50: + reg |= BCSR1_PCCVCC1; + break; + default: + return 1; + } + + switch(vpp) { + case 0: + break; + case 33: + case 50: + if(vcc == vpp) + reg |= BCSR1_PCCVPP1; + else + return 1; + break; + case 120: + if ((vcc == 33) || (vcc == 50)) + reg |= BCSR1_PCCVPP0; + else + return 1; + default: + return 1; + } + + /* first, turn off all power */ + out_be32(bcsr_io, in_be32(bcsr_io) & ~(BCSR1_PCCVCC_MASK | BCSR1_PCCVPP_MASK)); + + /* enable new powersettings */ + out_be32(bcsr_io, in_be32(bcsr_io) | reg); + + iounmap(bcsr_io); + return 0; +} + +#define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V + +static void hardware_enable(int slot) +{ + unsigned *bcsr_io; + + bcsr_io = ioremap(BCSR1, sizeof(unsigned long)); + out_be32(bcsr_io, in_be32(bcsr_io) & ~BCSR1_PCCEN); + iounmap(bcsr_io); +} + +static void hardware_disable(int slot) +{ + unsigned *bcsr_io; + + bcsr_io = ioremap(BCSR1, sizeof(unsigned long)); + out_be32(bcsr_io, in_be32(bcsr_io) | BCSR1_PCCEN); + iounmap(bcsr_io); } #endif @@ -440,10 +525,10 @@ static int voltage_set(int slot, int vcc, int vpp) } /* first, turn off all power */ - out_8(&((u8 *)MBX_CSR2_ADDR), in_8(&((u8 *)MBX_CSR2_ADDR)) & ~(CSR2_VCC_MASK | CSR2_VPP_MASK)); + out_8((u8 *)MBX_CSR2_ADDR, in_8((u8 *)MBX_CSR2_ADDR) & ~(CSR2_VCC_MASK | CSR2_VPP_MASK)); /* enable new powersettings */ - out_8(&((u8 *)MBX_CSR2_ADDR), in_8(&((u8 *)MBX_CSR2_ADDR)) | reg); + out_8((u8 *)MBX_CSR2_ADDR, in_8((u8 *)MBX_CSR2_ADDR) | reg); return 0; } @@ -823,17 +908,6 @@ static int m8xx_get_status(struct pcmcia_socket *sock, unsigned int *value) return 0; } -static int m8xx_get_socket(struct pcmcia_socket *sock, socket_state_t *state) -{ - int lsock = container_of(sock, struct socket_info, socket)->slot; - *state = socket[lsock].state; /* copy the whole structure */ - - dprintk("GetSocket(%d) = flags %#3.3x, Vcc %d, Vpp %d, " - "io_irq %d, csc_mask %#2.2x\n", lsock, state->flags, - state->Vcc, state->Vpp, state->io_irq, state->csc_mask); - return 0; -} - static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t *state) { int lsock = container_of(sock, struct socket_info, socket)->slot; @@ -1023,8 +1097,7 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) if(io->flags & MAP_WRPROT) reg |= M8XX_PCMCIA_POR_WRPROT; - /*if(io->flags & (MAP_16BIT | MAP_AUTOSZ))*/ - if(io->flags & MAP_16BIT) + if(io->flags & (MAP_16BIT | MAP_AUTOSZ)) reg |= M8XX_PCMCIA_POR_16BIT; if(io->flags & MAP_ACTIVE) @@ -1169,7 +1242,6 @@ static struct pccard_operations m8xx_services = { .init = m8xx_sock_init, .suspend = m8xx_suspend, .get_status = m8xx_get_status, - .get_socket = m8xx_get_socket, .set_socket = m8xx_set_socket, .set_io_map = m8xx_set_io_map, .set_mem_map = m8xx_set_mem_map, @@ -1244,7 +1316,7 @@ static int __init m8xx_init(void) socket[i].socket.io_offset = 0; socket[i].socket.pci_irq = i ? 7 : 9; socket[i].socket.ops = &m8xx_services; - socket[i].socket.resource_ops = &pccard_nonstatic_ops; + socket[i].socket.resource_ops = &pccard_iodyn_ops; socket[i].socket.cb_dev = NULL; socket[i].socket.dev.dev = &m8xx_device.dev; } |