diff options
Diffstat (limited to 'drivers/pcmcia/m8xx_pcmcia.c')
| -rw-r--r-- | drivers/pcmcia/m8xx_pcmcia.c | 829 |
1 files changed, 410 insertions, 419 deletions
diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c index 9721ed7bf50..b0198549846 100644 --- a/drivers/pcmcia/m8xx_pcmcia.c +++ b/drivers/pcmcia/m8xx_pcmcia.c @@ -10,7 +10,7 @@ * Further fixes, v2.6 kernel port * <marcelo.tosatti@cyclades.com> * - * Some fixes, additions (C) 2005 Montavista Software, Inc. + * Some fixes, additions (C) 2005-2007 Montavista Software, Inc. * <vbordug@ru.mvista.com> * * "The ExCA standard specifies that socket controllers should provide @@ -40,10 +40,6 @@ #include <linux/fcntl.h> #include <linux/string.h> -#include <asm/io.h> -#include <asm/bitops.h> -#include <asm/system.h> - #include <linux/kernel.h> #include <linux/errno.h> #include <linux/slab.h> @@ -51,11 +47,18 @@ #include <linux/ioport.h> #include <linux/delay.h> #include <linux/interrupt.h> -#include <linux/platform_device.h> +#include <linux/fsl_devices.h> +#include <asm/io.h> +#include <asm/bitops.h> +#include <asm/system.h> +#include <asm/time.h> #include <asm/mpc8xx.h> #include <asm/8xx_immap.h> #include <asm/irq.h> +#include <asm/fs_pd.h> +#include <asm/of_device.h> +#include <asm/of_platform.h> #include <pcmcia/version.h> #include <pcmcia/cs_types.h> @@ -110,7 +113,7 @@ MODULE_LICENSE("Dual MPL/GPL"); #define CONFIG_PCMCIA_SLOT_B #endif -#endif /* !defined(CONFIG_PCMCIA_SLOT_A) && !defined(CONFIG_PCMCIA_SLOT_B) */ +#endif /* !defined(CONFIG_PCMCIA_SLOT_A) && !defined(CONFIG_PCMCIA_SLOT_B) */ #if defined(CONFIG_PCMCIA_SLOT_A) && defined(CONFIG_PCMCIA_SLOT_B) @@ -143,30 +146,20 @@ MODULE_LICENSE("Dual MPL/GPL"); /* ------------------------------------------------------------------------- */ -#define PCMCIA_MEM_WIN_BASE 0xe0000000 /* base address for memory window 0 */ -#define PCMCIA_MEM_WIN_SIZE 0x04000000 /* each memory window is 64 MByte */ -#define PCMCIA_IO_WIN_BASE _IO_BASE /* base address for io window 0 */ - -#define PCMCIA_SCHLVL PCMCIA_INTERRUPT /* Status Change Interrupt Level */ - +#define PCMCIA_MEM_WIN_BASE 0xe0000000 /* base address for memory window 0 */ +#define PCMCIA_MEM_WIN_SIZE 0x04000000 /* each memory window is 64 MByte */ +#define PCMCIA_IO_WIN_BASE _IO_BASE /* base address for io window 0 */ /* ------------------------------------------------------------------------- */ -/* 2.4.x and newer has this always in HZ */ -#define M8XX_BUSFREQ ((((bd_t *)&(__res))->bi_busfreq)) - -static int pcmcia_schlvl = PCMCIA_SCHLVL; +static int pcmcia_schlvl; static DEFINE_SPINLOCK(events_lock); - #define PCMCIA_SOCKET_KEY_5V 1 #define PCMCIA_SOCKET_KEY_LV 2 /* look up table for pgcrx registers */ -static u32 *m8xx_pgcrx[2] = { - &((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pgcra, - &((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pgcrb -}; +static u32 *m8xx_pgcrx[2]; /* * This structure is used to address each window in the PCMCIA controller. @@ -176,8 +169,8 @@ static u32 *m8xx_pgcrx[2] = { */ struct pcmcia_win { - u32 br; - u32 or; + u32 br; + u32 or; }; /* @@ -221,22 +214,27 @@ struct pcmcia_win { /* we keep one lookup table per socket to check flags */ -#define PCMCIA_EVENTS_MAX 5 /* 4 max at a time + termination */ +#define PCMCIA_EVENTS_MAX 5 /* 4 max at a time + termination */ struct event_table { u32 regbit; u32 eventbit; }; +static const char driver_name[] = "m8xx-pcmcia"; + struct socket_info { - void (*handler)(void *info, u32 events); - void *info; + void (*handler) (void *info, u32 events); + void *info; u32 slot; + pcmconf8xx_t *pcmcia; + u32 bus_freq; + int hwirq; socket_state_t state; struct pccard_mem_map mem_win[PCMCIA_MEM_WIN_NO]; - struct pccard_io_map io_win[PCMCIA_IO_WIN_NO]; + struct pccard_io_map io_win[PCMCIA_IO_WIN_NO]; struct event_table events[PCMCIA_EVENTS_MAX]; struct pcmcia_socket socket; }; @@ -250,8 +248,7 @@ static struct socket_info socket[PCMCIA_SOCKETS_NO]; #define M8XX_SIZES_NO 32 -static const u32 m8xx_size_to_gray[M8XX_SIZES_NO] = -{ +static const u32 m8xx_size_to_gray[M8XX_SIZES_NO] = { 0x00000001, 0x00000002, 0x00000008, 0x00000004, 0x00000080, 0x00000040, 0x00000010, 0x00000020, 0x00008000, 0x00004000, 0x00001000, 0x00002000, @@ -267,7 +264,7 @@ static const u32 m8xx_size_to_gray[M8XX_SIZES_NO] = static irqreturn_t m8xx_interrupt(int irq, void *dev); -#define PCMCIA_BMT_LIMIT (15*4) /* Bus Monitor Timeout value */ +#define PCMCIA_BMT_LIMIT (15*4) /* Bus Monitor Timeout value */ /* ------------------------------------------------------------------------- */ /* board specific stuff: */ @@ -291,8 +288,9 @@ static int voltage_set(int slot, int vcc, int vpp) { u32 reg = 0; - switch(vcc) { - case 0: break; + switch (vcc) { + case 0: + break; case 33: reg |= BCSR1_PCVCTL4; break; @@ -303,11 +301,12 @@ static int voltage_set(int slot, int vcc, int vpp) return 1; } - switch(vpp) { - case 0: break; + switch (vpp) { + case 0: + break; case 33: case 50: - if(vcc == vpp) + if (vcc == vpp) reg |= BCSR1_PCVCTL6; else return 1; @@ -318,25 +317,29 @@ static int voltage_set(int slot, int vcc, int vpp) return 1; } - if(!((vcc == 50) || (vcc == 0))) + if (!((vcc == 50) || (vcc == 0))) return 1; /* first, turn off all power */ - out_be32(((u32 *)RPX_CSR_ADDR), in_be32(((u32 *)RPX_CSR_ADDR)) & ~(BCSR1_PCVCTL4 | BCSR1_PCVCTL5 | BCSR1_PCVCTL6 | BCSR1_PCVCTL7)); + out_be32(((u32 *) RPX_CSR_ADDR), + in_be32(((u32 *) RPX_CSR_ADDR)) & ~(BCSR1_PCVCTL4 | + BCSR1_PCVCTL5 | + BCSR1_PCVCTL6 | + BCSR1_PCVCTL7)); /* enable new powersettings */ - out_be32(((u32 *)RPX_CSR_ADDR), in_be32(((u32 *)RPX_CSR_ADDR)) | reg); + out_be32(((u32 *) RPX_CSR_ADDR), in_be32(((u32 *) RPX_CSR_ADDR)) | reg); return 0; } #define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V -#define hardware_enable(_slot_) /* No hardware to enable */ -#define hardware_disable(_slot_) /* No hardware to disable */ +#define hardware_enable(_slot_) /* No hardware to enable */ +#define hardware_disable(_slot_) /* No hardware to disable */ -#endif /* CONFIG_RPXCLASSIC */ +#endif /* CONFIG_RPXCLASSIC */ /* FADS Boards from Motorola */ @@ -348,43 +351,45 @@ static int voltage_set(int slot, int vcc, int vpp) { u32 reg = 0; - switch(vcc) { - case 0: - break; - case 33: - reg |= BCSR1_PCCVCC0; - break; - case 50: - reg |= BCSR1_PCCVCC1; - break; - default: - return 1; + 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: + 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((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; } @@ -393,12 +398,12 @@ 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 @@ -408,78 +413,21 @@ static void hardware_disable(int slot) #if defined(CONFIG_MPC885ADS) #define PCMCIA_BOARD_MSG "MPC885ADS" +#define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V -static int voltage_set(int slot, int vcc, int vpp) +static inline void hardware_enable(int slot) { - 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: - goto out_unmap; - } - - switch(vpp) { - case 0: - break; - case 33: - case 50: - if(vcc == vpp) - reg |= BCSR1_PCCVPP1; - else - goto out_unmap; - break; - case 120: - if ((vcc == 33) || (vcc == 50)) - reg |= BCSR1_PCCVPP0; - else - goto out_unmap; - default: - goto out_unmap; - } - - /* 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; - -out_unmap: - iounmap(bcsr_io); - return 1; + m8xx_pcmcia_ops.hw_ctrl(slot, 1); } -#define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V - -static void hardware_enable(int slot) +static inline 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); + m8xx_pcmcia_ops.hw_ctrl(slot, 0); } -static void hardware_disable(int slot) +static inline int voltage_set(int slot, int vcc, int vpp) { - unsigned *bcsr_io; - - bcsr_io = ioremap(BCSR1, sizeof(unsigned long)); - out_be32(bcsr_io, in_be32(bcsr_io) | BCSR1_PCCEN); - iounmap(bcsr_io); + return m8xx_pcmcia_ops.voltage_set(slot, vcc, vpp); } #endif @@ -495,52 +443,53 @@ static int voltage_set(int slot, int vcc, int vpp) { u8 reg = 0; - switch(vcc) { - case 0: - break; - case 33: - reg |= CSR2_VCC_33; - break; - case 50: - reg |= CSR2_VCC_50; - break; - default: - return 1; + switch (vcc) { + case 0: + break; + case 33: + reg |= CSR2_VCC_33; + break; + case 50: + reg |= CSR2_VCC_50; + break; + default: + return 1; } - switch(vpp) { - case 0: - break; - case 33: - case 50: - if(vcc == vpp) - reg |= CSR2_VPP_VCC; - else - return 1; - break; - case 120: - if ((vcc == 33) || (vcc == 50)) - reg |= CSR2_VPP_12; - else - return 1; - default: + switch (vpp) { + case 0: + break; + case 33: + case 50: + if (vcc == vpp) + reg |= CSR2_VPP_VCC; + else return 1; + break; + case 120: + if ((vcc == 33) || (vcc == 50)) + reg |= CSR2_VPP_12; + else + return 1; + default: + return 1; } /* 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; } #define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V -#define hardware_enable(_slot_) /* No hardware to enable */ -#define hardware_disable(_slot_) /* No hardware to disable */ +#define hardware_enable(_slot_) /* No hardware to enable */ +#define hardware_disable(_slot_) /* No hardware to disable */ -#endif /* CONFIG_MBX */ +#endif /* CONFIG_MBX */ #if defined(CONFIG_PRxK) #include <asm/cpld.h> @@ -554,43 +503,46 @@ static int voltage_set(int slot, int vcc, int vpp) u8 regread; cpld_regs *ccpld = get_cpld(); - switch(vcc) { - case 0: - break; - case 33: - reg |= PCMCIA_VCC_33; - break; - case 50: - reg |= PCMCIA_VCC_50; - break; - default: - return 1; + switch (vcc) { + case 0: + break; + case 33: + reg |= PCMCIA_VCC_33; + break; + case 50: + reg |= PCMCIA_VCC_50; + break; + default: + return 1; } - switch(vpp) { - case 0: - break; - case 33: - case 50: - if(vcc == vpp) - reg |= PCMCIA_VPP_VCC; - else - return 1; - break; - case 120: - if ((vcc == 33) || (vcc == 50)) - reg |= PCMCIA_VPP_12; - else - return 1; - default: + switch (vpp) { + case 0: + break; + case 33: + case 50: + if (vcc == vpp) + reg |= PCMCIA_VPP_VCC; + else return 1; + break; + case 120: + if ((vcc == 33) || (vcc == 50)) + reg |= PCMCIA_VPP_12; + else + return 1; + default: + return 1; } reg = reg >> (slot << 2); regread = in_8(&ccpld->fpga_pc_ctl); - if (reg != (regread & ((PCMCIA_VCC_MASK | PCMCIA_VPP_MASK) >> (slot << 2)))) { + if (reg != + (regread & ((PCMCIA_VCC_MASK | PCMCIA_VPP_MASK) >> (slot << 2)))) { /* enable new powersettings */ - regread = regread & ~((PCMCIA_VCC_MASK | PCMCIA_VPP_MASK) >> (slot << 2)); + regread = + regread & ~((PCMCIA_VCC_MASK | PCMCIA_VPP_MASK) >> + (slot << 2)); out_8(&ccpld->fpga_pc_ctl, reg | regread); msleep(100); } @@ -599,52 +551,10 @@ static int voltage_set(int slot, int vcc, int vpp) } #define socket_get(_slot_) PCMCIA_SOCKET_KEY_LV -#define hardware_enable(_slot_) /* No hardware to enable */ -#define hardware_disable(_slot_) /* No hardware to disable */ - -#endif /* CONFIG_PRxK */ - -static void m8xx_shutdown(void) -{ - u32 m, i; - struct pcmcia_win *w; +#define hardware_enable(_slot_) /* No hardware to enable */ +#define hardware_disable(_slot_) /* No hardware to disable */ - for(i = 0; i < PCMCIA_SOCKETS_NO; i++){ - w = (void *) &((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pbr0; - - out_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pscr, M8XX_PCMCIA_MASK(i)); - out_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per, in_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per) & ~M8XX_PCMCIA_MASK(i)); - - /* turn off interrupt and disable CxOE */ - out_be32(M8XX_PGCRX(i), M8XX_PGCRX_CXOE); - - /* turn off memory windows */ - for(m = 0; m < PCMCIA_MEM_WIN_NO; m++) { - out_be32(&w->or, 0); /* set to not valid */ - w++; - } - - /* turn off voltage */ - voltage_set(i, 0, 0); - - /* disable external hardware */ - hardware_disable(i); - } - - free_irq(pcmcia_schlvl, NULL); -} - -static struct device_driver m8xx_driver = { - .name = "m8xx-pcmcia", - .bus = &platform_bus_type, - .suspend = pcmcia_socket_dev_suspend, - .resume = pcmcia_socket_dev_resume, -}; - -static struct platform_device m8xx_device = { - .name = "m8xx-pcmcia", - .id = 0, -}; +#endif /* CONFIG_PRxK */ static u32 pending_events[PCMCIA_SOCKETS_NO]; static DEFINE_SPINLOCK(pending_event_lock); @@ -654,24 +564,25 @@ static irqreturn_t m8xx_interrupt(int irq, void *dev) struct socket_info *s; struct event_table *e; unsigned int i, events, pscr, pipr, per; + pcmconf8xx_t *pcmcia = socket[0].pcmcia; dprintk("Interrupt!\n"); /* get interrupt sources */ - pscr = in_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pscr); - pipr = in_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pipr); - per = in_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per); + pscr = in_be32(&pcmcia->pcmc_pscr); + pipr = in_be32(&pcmcia->pcmc_pipr); + per = in_be32(&pcmcia->pcmc_per); - for(i = 0; i < PCMCIA_SOCKETS_NO; i++) { + for (i = 0; i < PCMCIA_SOCKETS_NO; i++) { s = &socket[i]; e = &s->events[0]; events = 0; - while(e->regbit) { - if(pscr & e->regbit) + while (e->regbit) { + if (pscr & e->regbit) events |= e->eventbit; - e++; + e++; } /* @@ -679,13 +590,11 @@ static irqreturn_t m8xx_interrupt(int irq, void *dev) * not too nice done, * we depend on that CD2 is the bit to the left of CD1... */ - if(events & SS_DETECT) - if(((pipr & M8XX_PCMCIA_CD2(i)) >> 1) ^ - (pipr & M8XX_PCMCIA_CD1(i))) - { + if (events & SS_DETECT) + if (((pipr & M8XX_PCMCIA_CD2(i)) >> 1) ^ + (pipr & M8XX_PCMCIA_CD1(i))) { events &= ~SS_DETECT; } - #ifdef PCMCIA_GLITCHY_CD /* * I've experienced CD problems with my ADS board. @@ -693,24 +602,23 @@ static irqreturn_t m8xx_interrupt(int irq, void *dev) * real change of Card detection. */ - if((events & SS_DETECT) && - ((pipr & - (M8XX_PCMCIA_CD2(i) | M8XX_PCMCIA_CD1(i))) == 0) && - (s->state.Vcc | s->state.Vpp)) { + if ((events & SS_DETECT) && + ((pipr & + (M8XX_PCMCIA_CD2(i) | M8XX_PCMCIA_CD1(i))) == 0) && + (s->state.Vcc | s->state.Vpp)) { events &= ~SS_DETECT; /*printk( "CD glitch workaround - CD = 0x%08x!\n", - (pipr & (M8XX_PCMCIA_CD2(i) - | M8XX_PCMCIA_CD1(i))));*/ + (pipr & (M8XX_PCMCIA_CD2(i) + | M8XX_PCMCIA_CD1(i)))); */ } #endif /* call the handler */ dprintk("slot %u: events = 0x%02x, pscr = 0x%08x, " - "pipr = 0x%08x\n", - i, events, pscr, pipr); + "pipr = 0x%08x\n", i, events, pscr, pipr); - if(events) { + if (events) { spin_lock(&pending_event_lock); pending_events[i] |= events; spin_unlock(&pending_event_lock); @@ -724,7 +632,7 @@ static irqreturn_t m8xx_interrupt(int irq, void *dev) per &= ~M8XX_PCMCIA_RDY_L(0); per &= ~M8XX_PCMCIA_RDY_L(1); - out_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per, per); + out_be32(&pcmcia->pcmc_per, per); if (events) pcmcia_parse_events(&socket[i].socket, events); @@ -732,7 +640,7 @@ static irqreturn_t m8xx_interrupt(int irq, void *dev) } /* clear the interrupt sources */ - out_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pscr, pscr); + out_be32(&pcmcia->pcmc_pscr, pscr); dprintk("Interrupt done.\n"); @@ -743,21 +651,21 @@ static u32 m8xx_get_graycode(u32 size) { u32 k; - for(k = 0; k < M8XX_SIZES_NO; k++) - if(m8xx_size_to_gray[k] == size) + for (k = 0; k < M8XX_SIZES_NO; k++) + if (m8xx_size_to_gray[k] == size) break; - if((k == M8XX_SIZES_NO) || (m8xx_size_to_gray[k] == -1)) + if ((k == M8XX_SIZES_NO) || (m8xx_size_to_gray[k] == -1)) k = -1; return k; } -static u32 m8xx_get_speed(u32 ns, u32 is_io) +static u32 m8xx_get_speed(u32 ns, u32 is_io, u32 bus_freq) { u32 reg, clocks, psst, psl, psht; - if(!ns) { + if (!ns) { /* * We get called with IO maps setup to 0ns @@ -765,10 +673,10 @@ static u32 m8xx_get_speed(u32 ns, u32 is_io) * They should be 255ns. */ - if(is_io) + if (is_io) ns = 255; else - ns = 100; /* fast memory if 0 */ + ns = 100; /* fast memory if 0 */ } /* @@ -779,23 +687,23 @@ static u32 m8xx_get_speed(u32 ns, u32 is_io) /* how we want to adjust the timing - in percent */ -#define ADJ 180 /* 80 % longer accesstime - to be sure */ +#define ADJ 180 /* 80 % longer accesstime - to be sure */ - clocks = ((M8XX_BUSFREQ / 1000) * ns) / 1000; - clocks = (clocks * ADJ) / (100*1000); - if(clocks >= PCMCIA_BMT_LIMIT) { - printk( "Max access time limit reached\n"); - clocks = PCMCIA_BMT_LIMIT-1; + clocks = ((bus_freq / 1000) * ns) / 1000; + clocks = (clocks * ADJ) / (100 * 1000); + if (clocks >= PCMCIA_BMT_LIMIT) { + printk("Max access time limit reached\n"); + clocks = PCMCIA_BMT_LIMIT - 1; } - psst = clocks / 7; /* setup time */ - psht = clocks / 7; /* hold time */ - psl = (clocks * 5) / 7; /* strobe length */ + psst = clocks / 7; /* setup time */ + psht = clocks / 7; /* hold time */ + psl = (clocks * 5) / 7; /* strobe length */ psst += clocks - (psst + psht + psl); - reg = psst << 12; - reg |= psl << 7; + reg = psst << 12; + reg |= psl << 7; reg |= psht << 16; return reg; @@ -806,11 +714,12 @@ static int m8xx_get_status(struct pcmcia_socket *sock, unsigned int *value) int lsock = container_of(sock, struct socket_info, socket)->slot; struct socket_info *s = &socket[lsock]; unsigned int pipr, reg; + pcmconf8xx_t *pcmcia = s->pcmcia; - pipr = in_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pipr); + pipr = in_be32(&pcmcia->pcmc_pipr); - *value = ((pipr & (M8XX_PCMCIA_CD1(lsock) - | M8XX_PCMCIA_CD2(lsock))) == 0) ? SS_DETECT : 0; + *value = ((pipr & (M8XX_PCMCIA_CD1(lsock) + | M8XX_PCMCIA_CD2(lsock))) == 0) ? SS_DETECT : 0; *value |= (pipr & M8XX_PCMCIA_WP(lsock)) ? SS_WRPROT : 0; if (s->state.flags & SS_IOCARD) @@ -894,16 +803,16 @@ static int m8xx_get_status(struct pcmcia_socket *sock, unsigned int *value) /* read out VS1 and VS2 */ reg = (pipr & M8XX_PCMCIA_VS_MASK(lsock)) - >> M8XX_PCMCIA_VS_SHIFT(lsock); + >> M8XX_PCMCIA_VS_SHIFT(lsock); - if(socket_get(lsock) == PCMCIA_SOCKET_KEY_LV) { - switch(reg) { + if (socket_get(lsock) == PCMCIA_SOCKET_KEY_LV) { + switch (reg) { case 1: *value |= SS_3VCARD; - break; /* GND, NC - 3.3V only */ + break; /* GND, NC - 3.3V only */ case 2: *value |= SS_XVCARD; - break; /* NC. GND - x.xV only */ + break; /* NC. GND - x.xV only */ }; } @@ -911,27 +820,29 @@ static int m8xx_get_status(struct pcmcia_socket *sock, unsigned int *value) return 0; } -static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t *state) +static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t * state) { int lsock = container_of(sock, struct socket_info, socket)->slot; struct socket_info *s = &socket[lsock]; struct event_table *e; unsigned int reg; unsigned long flags; + pcmconf8xx_t *pcmcia = socket[0].pcmcia; - dprintk( "SetSocket(%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); + dprintk("SetSocket(%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); /* First, set voltage - bail out if invalid */ - if(voltage_set(lsock, state->Vcc, state->Vpp)) + if (voltage_set(lsock, state->Vcc, state->Vpp)) return -EINVAL; /* Take care of reset... */ - if(state->flags & SS_RESET) - out_be32(M8XX_PGCRX(lsock), in_be32(M8XX_PGCRX(lsock)) | M8XX_PGCRX_CXRESET); /* active high */ + if (state->flags & SS_RESET) + out_be32(M8XX_PGCRX(lsock), in_be32(M8XX_PGCRX(lsock)) | M8XX_PGCRX_CXRESET); /* active high */ else - out_be32(M8XX_PGCRX(lsock), in_be32(M8XX_PGCRX(lsock)) & ~M8XX_PGCRX_CXRESET); + out_be32(M8XX_PGCRX(lsock), + in_be32(M8XX_PGCRX(lsock)) & ~M8XX_PGCRX_CXRESET); /* ... and output enable. */ @@ -943,10 +854,11 @@ static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t *state) no pullups are present -> the cards act wierd. So right now the buffers are enabled if the power is on. */ - if(state->Vcc || state->Vpp) - out_be32(M8XX_PGCRX(lsock), in_be32(M8XX_PGCRX(lsock)) & ~M8XX_PGCRX_CXOE); /* active low */ + if (state->Vcc || state->Vpp) + out_be32(M8XX_PGCRX(lsock), in_be32(M8XX_PGCRX(lsock)) & ~M8XX_PGCRX_CXOE); /* active low */ else - out_be32(M8XX_PGCRX(lsock), in_be32(M8XX_PGCRX(lsock)) | M8XX_PGCRX_CXOE); + out_be32(M8XX_PGCRX(lsock), + in_be32(M8XX_PGCRX(lsock)) | M8XX_PGCRX_CXOE); /* * We'd better turn off interrupts before @@ -963,17 +875,17 @@ static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t *state) e = &s->events[0]; reg = 0; - if(state->csc_mask & SS_DETECT) { + if (state->csc_mask & SS_DETECT) { e->eventbit = SS_DETECT; reg |= e->regbit = (M8XX_PCMCIA_CD2(lsock) | M8XX_PCMCIA_CD1(lsock)); e++; } - if(state->flags & SS_IOCARD) { + if (state->flags & SS_IOCARD) { /* * I/O card */ - if(state->csc_mask & SS_STSCHG) { + if (state->csc_mask & SS_STSCHG) { e->eventbit = SS_STSCHG; reg |= e->regbit = M8XX_PCMCIA_BVD1(lsock); e++; @@ -981,8 +893,10 @@ static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t *state) /* * If io_irq is non-zero we should enable irq. */ - if(state->io_irq) { - out_be32(M8XX_PGCRX(lsock), in_be32(M8XX_PGCRX(lsock)) | mk_int_int_mask(state->io_irq) << 24); + if (state->io_irq) { + out_be32(M8XX_PGCRX(lsock), + in_be32(M8XX_PGCRX(lsock)) | + mk_int_int_mask(s->hwirq) << 24); /* * Strange thing here: * The manual does not tell us which interrupt @@ -993,33 +907,32 @@ static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t *state) * have to be cleared in PSCR in the interrupt handler. */ reg |= M8XX_PCMCIA_RDY_L(lsock); - } - else - out_be32(M8XX_PGCRX(lsock), in_be32(M8XX_PGCRX(lsock)) & 0x00ffffff); - } - else { + } else + out_be32(M8XX_PGCRX(lsock), + in_be32(M8XX_PGCRX(lsock)) & 0x00ffffff); + } else { /* * Memory card */ - if(state->csc_mask & SS_BATDEAD) { + if (state->csc_mask & SS_BATDEAD) { e->eventbit = SS_BATDEAD; reg |= e->regbit = M8XX_PCMCIA_BVD1(lsock); e++; } - if(state->csc_mask & SS_BATWARN) { + if (state->csc_mask & SS_BATWARN) { e->eventbit = SS_BATWARN; reg |= e->regbit = M8XX_PCMCIA_BVD2(lsock); e++; } /* What should I trigger on - low/high,raise,fall? */ - if(state->csc_mask & SS_READY) { + if (state->csc_mask & SS_READY) { e->eventbit = SS_READY; - reg |= e->regbit = 0; //?? + reg |= e->regbit = 0; //?? e++; } } - e->regbit = 0; /* terminate list */ + e->regbit = 0; /* terminate list */ /* * Clear the status changed . @@ -1027,7 +940,7 @@ static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t *state) * Writing ones will clear the bits. */ - out_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pscr, reg); + out_be32(&pcmcia->pcmc_pscr, reg); /* * Write the mask. @@ -1036,15 +949,10 @@ static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t *state) * Ones will enable the interrupt. */ - /* - reg |= ((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per - & M8XX_PCMCIA_MASK(lsock); - */ - - reg |= in_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per) & - (M8XX_PCMCIA_MASK(0) | M8XX_PCMCIA_MASK(1)); - - out_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per, reg); + reg |= + in_be32(&pcmcia-> + pcmc_per) & (M8XX_PCMCIA_MASK(0) | M8XX_PCMCIA_MASK(1)); + out_be32(&pcmcia->pcmc_per, reg); spin_unlock_irqrestore(&events_lock, flags); @@ -1062,66 +970,68 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) struct socket_info *s = &socket[lsock]; struct pcmcia_win *w; unsigned int reg, winnr; + pcmconf8xx_t *pcmcia = s->pcmcia; #define M8XX_SIZE (io->stop - io->start + 1) #define M8XX_BASE (PCMCIA_IO_WIN_BASE + io->start) - dprintk( "SetIOMap(%d, %d, %#2.2x, %d ns, " - "%#4.4x-%#4.4x)\n", lsock, io->map, io->flags, - io->speed, io->start, io->stop); + dprintk("SetIOMap(%d, %d, %#2.2x, %d ns, " + "%#4.4x-%#4.4x)\n", lsock, io->map, io->flags, + io->speed, io->start, io->stop); if ((io->map >= PCMCIA_IO_WIN_NO) || (io->start > 0xffff) || (io->stop > 0xffff) || (io->stop < io->start)) return -EINVAL; - if((reg = m8xx_get_graycode(M8XX_SIZE)) == -1) + if ((reg = m8xx_get_graycode(M8XX_SIZE)) == -1) return -EINVAL; - if(io->flags & MAP_ACTIVE) { + if (io->flags & MAP_ACTIVE) { - dprintk( "io->flags & MAP_ACTIVE\n"); + dprintk("io->flags & MAP_ACTIVE\n"); winnr = (PCMCIA_MEM_WIN_NO * PCMCIA_SOCKETS_NO) - + (lsock * PCMCIA_IO_WIN_NO) + io->map; + + (lsock * PCMCIA_IO_WIN_NO) + io->map; /* setup registers */ - w = (void *) &((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pbr0; + w = (void *)&pcmcia->pcmc_pbr0; w += winnr; - out_be32(&w->or, 0); /* turn off window first */ + out_be32(&w->or, 0); /* turn off window first */ out_be32(&w->br, M8XX_BASE); reg <<= 27; - reg |= M8XX_PCMCIA_POR_IO |(lsock << 2); + reg |= M8XX_PCMCIA_POR_IO | (lsock << 2); - reg |= m8xx_get_speed(io->speed, 1); + reg |= m8xx_get_speed(io->speed, 1, s->bus_freq); - if(io->flags & MAP_WRPROT) + if (io->flags & MAP_WRPROT) reg |= M8XX_PCMCIA_POR_WRPROT; - if(io->flags & (MAP_16BIT | MAP_AUTOSZ)) + /*if(io->flags & (MAP_16BIT | MAP_AUTOSZ)) */ + if (io->flags & MAP_16BIT) reg |= M8XX_PCMCIA_POR_16BIT; - if(io->flags & MAP_ACTIVE) + if (io->flags & MAP_ACTIVE) reg |= M8XX_PCMCIA_POR_VALID; out_be32(&w->or, reg); dprintk("Socket %u: Mapped io window %u at %#8.8x, " - "OR = %#8.8x.\n", lsock, io->map, w->br, w->or); + "OR = %#8.8x.\n", lsock, io->map, w->br, w->or); } else { /* shutdown IO window */ winnr = (PCMCIA_MEM_WIN_NO * PCMCIA_SOCKETS_NO) - + (lsock * PCMCIA_IO_WIN_NO) + io->map; + + (lsock * PCMCIA_IO_WIN_NO) + io->map; /* setup registers */ - w = (void *) &((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pbr0; + w = (void *)&pcmcia->pcmc_pbr0; w += winnr; - out_be32(&w->or, 0); /* turn off window */ - out_be32(&w->br, 0); /* turn off base address */ + out_be32(&w->or, 0); /* turn off window */ + out_be32(&w->br, 0); /* turn off base address */ dprintk("Socket %u: Unmapped io window %u at %#8.8x, " "OR = %#8.8x.\n", lsock, io->map, w->br, w->or); @@ -1129,35 +1039,35 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) /* copy the struct and modify the copy */ s->io_win[io->map] = *io; - s->io_win[io->map].flags &= (MAP_WRPROT - | MAP_16BIT - | MAP_ACTIVE); + s->io_win[io->map].flags &= (MAP_WRPROT | MAP_16BIT | MAP_ACTIVE); dprintk("SetIOMap exit\n"); return 0; } -static int m8xx_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *mem) +static int m8xx_set_mem_map(struct pcmcia_socket *sock, + struct pccard_mem_map *mem) { int lsock = container_of(sock, struct socket_info, socket)->slot; struct socket_info *s = &socket[lsock]; struct pcmcia_win *w; struct pccard_mem_map *old; unsigned int reg, winnr; + pcmconf8xx_t *pcmcia = s->pcmcia; - dprintk( "SetMemMap(%d, %d, %#2.2x, %d ns, " - "%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags, - mem->speed, mem->static_start, mem->card_start); + dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, " + "%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags, + mem->speed, mem->static_start, mem->card_start); if ((mem->map >= PCMCIA_MEM_WIN_NO) -// || ((mem->s) >= PCMCIA_MEM_WIN_SIZE) +// || ((mem->s) >= PCMCIA_MEM_WIN_SIZE) || (mem->card_start >= 0x04000000) - || (mem->static_start & 0xfff) /* 4KByte resolution */ - || (mem->card_start & 0xfff)) + || (mem->static_start & 0xfff) /* 4KByte resolution */ + ||(mem->card_start & 0xfff)) return -EINVAL; - if((reg = m8xx_get_graycode(PCMCIA_MEM_WIN_SIZE)) == -1) { - printk( "Cannot set size to 0x%08x.\n", PCMCIA_MEM_WIN_SIZE); + if ((reg = m8xx_get_graycode(PCMCIA_MEM_WIN_SIZE)) == -1) { + printk("Cannot set size to 0x%08x.\n", PCMCIA_MEM_WIN_SIZE); return -EINVAL; } reg <<= 27; @@ -1166,50 +1076,47 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *m /* Setup the window in the pcmcia controller */ - w = (void *) &((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pbr0; + w = (void *)&pcmcia->pcmc_pbr0; w += winnr; reg |= lsock << 2; - reg |= m8xx_get_speed(mem->speed, 0); + reg |= m8xx_get_speed(mem->speed, 0, s->bus_freq); - if(mem->flags & MAP_ATTRIB) - reg |= M8XX_PCMCIA_POR_ATTRMEM; + if (mem->flags & MAP_ATTRIB) + reg |= M8XX_PCMCIA_POR_ATTRMEM; - if(mem->flags & MAP_WRPROT) + if (mem->flags & MAP_WRPROT) reg |= M8XX_PCMCIA_POR_WRPROT; - if(mem->flags & MAP_16BIT) + if (mem->flags & MAP_16BIT) reg |= M8XX_PCMCIA_POR_16BIT; - if(mem->flags & MAP_ACTIVE) + if (mem->flags & MAP_ACTIVE) reg |= M8XX_PCMCIA_POR_VALID; out_be32(&w->or, reg); dprintk("Socket %u: Mapped memory window %u at %#8.8x, " - "OR = %#8.8x.\n", lsock, mem->map, w->br, w->or); + "OR = %#8.8x.\n", lsock, mem->map, w->br, w->or); - if(mem->flags & MAP_ACTIVE) { + if (mem->flags & MAP_ACTIVE) { /* get the new base address */ mem->static_start = PCMCIA_MEM_WIN_BASE + - (PCMCIA_MEM_WIN_SIZE * winnr) - + mem->card_start; + (PCMCIA_MEM_WIN_SIZE * winnr) + + mem->card_start; } dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, " - "%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags, - mem->speed, mem->static_start, mem->card_start); + "%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags, + mem->speed, mem->static_start, mem->card_start); /* copy the struct and modify the copy */ old = &s->mem_win[mem->map]; *old = *mem; - old->flags &= (MAP_ATTRIB - | MAP_WRPROT - | MAP_16BIT - | MAP_ACTIVE); + old->flags &= (MAP_ATTRIB | MAP_WRPROT | MAP_16BIT | MAP_ACTIVE); return 0; } @@ -1220,7 +1127,7 @@ static int m8xx_sock_init(struct pcmcia_socket *sock) pccard_io_map io = { 0, 0, 0, 0, 1 }; pccard_mem_map mem = { 0, 0, 0, 0, 0, 0 }; - dprintk( "sock_init(%d)\n", s); + dprintk("sock_init(%d)\n", s); m8xx_set_socket(sock, &dead_socket); for (i = 0; i < PCMCIA_IO_WIN_NO; i++) { @@ -1236,111 +1143,195 @@ static int m8xx_sock_init(struct pcmcia_socket *sock) } -static int m8xx_suspend(struct pcmcia_socket *sock) +static int m8xx_sock_suspend(struct pcmcia_socket *sock) { return m8xx_set_socket(sock, &dead_socket); } static struct pccard_operations m8xx_services = { - .init = m8xx_sock_init, - .suspend = m8xx_suspend, + .init = m8xx_sock_init, + .suspend = m8xx_sock_suspend, .get_status = m8xx_get_status, .set_socket = m8xx_set_socket, .set_io_map = m8xx_set_io_map, .set_mem_map = m8xx_set_mem_map, }; -static int __init m8xx_init(void) +static int __init m8xx_probe(struct of_device *ofdev, + const struct of_device_id *match) { struct pcmcia_win *w; - unsigned int i,m; + unsigned int i, m, hwirq; + pcmconf8xx_t *pcmcia; + int status; + struct device_node *np = ofdev->node; pcmcia_info("%s\n", version); - if (driver_register(&m8xx_driver)) - return -1; + pcmcia = of_iomap(np, 0); + if (pcmcia == NULL) + return -EINVAL; + + pcmcia_schlvl = irq_of_parse_and_map(np, 0); + hwirq = irq_map[pcmcia_schlvl].hwirq; + if (pcmcia_schlvl < 0) + return -EINVAL; + + m8xx_pgcrx[0] = &pcmcia->pcmc_pgcra; + m8xx_pgcrx[1] = &pcmcia->pcmc_pgcrb; pcmcia_info(PCMCIA_BOARD_MSG " using " PCMCIA_SLOT_MSG - " with IRQ %u.\n", pcmcia_schlvl); + " with IRQ %u (%d). \n", pcmcia_schlvl, hwirq); /* Configure Status change interrupt */ - if(request_irq(pcmcia_schlvl, m8xx_interrupt, 0, - "m8xx_pcmcia", NULL)) { + if (request_irq(pcmcia_schlvl, m8xx_interrupt, IRQF_SHARED, + driver_name, socket)) { pcmcia_error("Cannot allocate IRQ %u for SCHLVL!\n", pcmcia_schlvl); return -1; } - w = (void *) &((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pbr0; - - out_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pscr, - M8XX_PCMCIA_MASK(0)| M8XX_PCMCIA_MASK(1)); + w = (void *)&pcmcia->pcmc_pbr0; - out_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per, - in_be32(&((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_per) & - ~(M8XX_PCMCIA_MASK(0)| M8XX_PCMCIA_MASK(1))); + out_be32(&pcmcia->pcmc_pscr, M8XX_PCMCIA_MASK(0) | M8XX_PCMCIA_MASK(1)); + clrbits32(&pcmcia->pcmc_per, M8XX_PCMCIA_MASK(0) | M8XX_PCMCIA_MASK(1)); -/* connect interrupt and disable CxOE */ + /* connect interrupt and disable CxOE */ - out_be32(M8XX_PGCRX(0), M8XX_PGCRX_CXOE | (mk_int_int_mask(pcmcia_schlvl) << 16)); - out_be32(M8XX_PGCRX(1), M8XX_PGCRX_CXOE | (mk_int_int_mask(pcmcia_schlvl) << 16)); + out_be32(M8XX_PGCRX(0), + M8XX_PGCRX_CXOE | (mk_int_int_mask(hwirq) << 16)); + out_be32(M8XX_PGCRX(1), + M8XX_PGCRX_CXOE | (mk_int_int_mask(hwirq) << 16)); -/* intialize the fixed memory windows */ + /* intialize the fixed memory windows */ - for(i = 0; i < PCMCIA_SOCKETS_NO; i++){ - for(m = 0; m < PCMCIA_MEM_WIN_NO; m++) { + for (i = 0; i < PCMCIA_SOCKETS_NO; i++) { + for (m = 0; m < PCMCIA_MEM_WIN_NO; m++) { out_be32(&w->br, PCMCIA_MEM_WIN_BASE + - (PCMCIA_MEM_WIN_SIZE - * (m + i * PCMCIA_MEM_WIN_NO))); + (PCMCIA_MEM_WIN_SIZE + * (m + i * PCMCIA_MEM_WIN_NO))); - out_be32(&w->or, 0); /* set to not valid */ + out_be32(&w->or, 0); /* set to not valid */ w++; } } -/* turn off voltage */ + /* turn off voltage */ voltage_set(0, 0, 0); voltage_set(1, 0, 0); -/* Enable external hardware */ + /* Enable external hardware */ hardware_enable(0); hardware_enable(1); - platform_device_register(&m8xx_device); - - for (i = 0 ; i < PCMCIA_SOCKETS_NO; i++) { + for (i = 0; i < PCMCIA_SOCKETS_NO; i++) { socket[i].slot = i; socket[i].socket.owner = THIS_MODULE; - socket[i].socket.features = SS_CAP_PCCARD | SS_CAP_MEM_ALIGN | SS_CAP_STATIC_MAP; + socket[i].socket.features = + SS_CAP_PCCARD | SS_CAP_MEM_ALIGN | SS_CAP_STATIC_MAP; socket[i].socket.irq_mask = 0x000; socket[i].socket.map_size = 0x1000; socket[i].socket.io_offset = 0; - socket[i].socket.pci_irq = i ? 7 : 9; + socket[i].socket.pci_irq = pcmcia_schlvl; socket[i].socket.ops = &m8xx_services; - socket[i].socket.resource_ops = &pccard_iodyn_ops; + socket[i].socket.resource_ops = &pccard_nonstatic_ops; socket[i].socket.cb_dev = NULL; - socket[i].socket.dev.parent = &m8xx_device.dev; + socket[i].socket.dev.parent = &ofdev->dev; + socket[i].pcmcia = pcmcia; + socket[i].bus_freq = ppc_proc_freq; + socket[i].hwirq = hwirq; + } - for (i = 0; i < PCMCIA_SOCKETS_NO; i++) - pcmcia_register_socket(&socket[i].socket); + for (i = 0; i < PCMCIA_SOCKETS_NO; i++) { + status = pcmcia_register_socket(&socket[i].socket); + if (status < 0) + pcmcia_error("Socket register failed\n"); + } return 0; } -static void __exit m8xx_exit(void) +static int m8xx_remove(struct of_device *ofdev) { - int i; + u32 m, i; + struct pcmcia_win *w; + pcmconf8xx_t *pcmcia = socket[0].pcmcia; + + for (i = 0; i < PCMCIA_SOCKETS_NO; i++) { + w = (void *)&pcmcia->pcmc_pbr0; + out_be32(&pcmcia->pcmc_pscr, M8XX_PCMCIA_MASK(i)); + out_be32(&pcmcia->pcmc_per, + in_be32(&pcmcia->pcmc_per) & ~M8XX_PCMCIA_MASK(i)); + + /* turn off interrupt and disable CxOE */ + out_be32(M8XX_PGCRX(i), M8XX_PGCRX_CXOE); + + /* turn off memory windows */ + for (m = 0; m < PCMCIA_MEM_WIN_NO; m++) { + out_be32(&w->or, 0); /* set to not valid */ + w++; + } + + /* turn off voltage */ + voltage_set(i, 0, 0); + + /* disable external hardware */ + hardware_disable(i); + } for (i = 0; i < PCMCIA_SOCKETS_NO; i++) pcmcia_unregister_socket(&socket[i].socket); - m8xx_shutdown(); + free_irq(pcmcia_schlvl, NULL); + + return 0; +} + +#ifdef CONFIG_PM +static int m8xx_suspend(struct platform_device *pdev, pm_message_t state) +{ + return pcmcia_socket_dev_suspend(&pdev->dev, state); +} + +static int m8xx_resume(struct platform_device *pdev) +{ + return pcmcia_socket_dev_resume(&pdev->dev); +} +#else +#define m8xx_suspend NULL +#define m8xx_resume NULL +#endif - platform_device_unregister(&m8xx_device); - driver_unregister(&m8xx_driver); +static struct of_device_id m8xx_pcmcia_match[] = { + { + .type = "pcmcia", + .compatible = "fsl,pq-pcmcia", + }, + {}, +}; + +MODULE_DEVICE_TABLE(of, m8xx_pcmcia_match); + +static struct of_platform_driver m8xx_pcmcia_driver = { + .name = driver_name, + .match_table = m8xx_pcmcia_match, + .probe = m8xx_probe, + .remove = m8xx_remove, + .suspend = m8xx_suspend, + .resume = m8xx_resume, +}; + +static int __init m8xx_init(void) +{ + return of_register_platform_driver(&m8xx_pcmcia_driver); +} + +static void __exit m8xx_exit(void) +{ + of_unregister_platform_driver(&m8xx_pcmcia_driver); } module_init(m8xx_init); |