diff options
Diffstat (limited to 'drivers/pcmcia')
28 files changed, 930 insertions, 92 deletions
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index e0f884034c9..f57eeae3830 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -220,7 +220,8 @@ config PCMCIA_PXA2XX tristate "PXA2xx support" depends on ARM && ARCH_PXA && PCMCIA depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \ - || MACH_ARMCORE || ARCH_PXA_PALM) + || MACH_ARMCORE || ARCH_PXA_PALM || TRIZEPS_PCMCIA \ + || ARCH_VIPER) help Say Y here to include support for the PXA2xx PCMCIA controller diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index 2ea5d46a403..74d1c906c5d 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -25,7 +25,6 @@ obj-$(CONFIG_PCMCIA_M8XX) += m8xx_pcmcia.o obj-$(CONFIG_HD64465_PCMCIA) += hd64465_ss.o obj-$(CONFIG_PCMCIA_SA1100) += sa11xx_core.o sa1100_cs.o obj-$(CONFIG_PCMCIA_SA1111) += sa11xx_core.o sa1111_cs.o -obj-$(CONFIG_PCMCIA_PXA2XX) += pxa2xx_core.o pxa2xx_cs.o obj-$(CONFIG_M32R_PCC) += m32r_pcc.o obj-$(CONFIG_M32R_CFC) += m32r_cfc.o obj-$(CONFIG_PCMCIA_AU1X00) += au1x00_ss.o @@ -64,9 +63,14 @@ sa1100_cs-$(CONFIG_SA1100_H3600) += sa1100_h3600.o sa1100_cs-$(CONFIG_SA1100_SHANNON) += sa1100_shannon.o sa1100_cs-$(CONFIG_SA1100_SIMPAD) += sa1100_simpad.o -pxa2xx_cs-$(CONFIG_ARCH_LUBBOCK) += pxa2xx_lubbock.o sa1111_generic.o -pxa2xx_cs-$(CONFIG_MACH_MAINSTONE) += pxa2xx_mainstone.o -pxa2xx_cs-$(CONFIG_PXA_SHARPSL) += pxa2xx_sharpsl.o -pxa2xx_cs-$(CONFIG_MACH_ARMCORE) += pxa2xx_cm_x270.o -pxa2xx_cs-$(CONFIG_MACH_PALMTX) += pxa2xx_palmtx.o +pxa2xx_lubbock_cs-y += pxa2xx_lubbock.o sa1111_generic.o +pxa2xx-obj-$(CONFIG_ARCH_LUBBOCK) += pxa2xx_lubbock_cs.o +pxa2xx-obj-$(CONFIG_MACH_MAINSTONE) += pxa2xx_mainstone.o +pxa2xx-obj-$(CONFIG_PXA_SHARPSL) += pxa2xx_sharpsl.o +pxa2xx-obj-$(CONFIG_MACH_ARMCORE) += pxa2xx_cm_x2xx.o pxa2xx_cm_x255.o pxa2xx_cm_x270.o +pxa2xx-obj-$(CONFIG_ARCH_VIPER) += pxa2xx_viper.o +pxa2xx-obj-$(CONFIG_TRIZEPS_PCMCIA) += pxa2xx_trizeps.o +pxa2xx-obj-$(CONFIG_MACH_PALMTX) += pxa2xx_palmtx.o +pxa2xx-obj-$(CONFIG_MACH_PALMLD) += pxa2xx_palmld.o +obj-$(CONFIG_PCMCIA_PXA2XX) += pxa2xx_core.o $(pxa2xx-obj-y) diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c index 684968558c1..a0ffb8ebfe0 100644 --- a/drivers/pcmcia/at91_cf.c +++ b/drivers/pcmcia/at91_cf.c @@ -18,13 +18,13 @@ #include <pcmcia/ss.h> -#include <asm/hardware.h> +#include <mach/hardware.h> #include <asm/io.h> #include <asm/sizes.h> #include <asm/gpio.h> -#include <asm/arch/board.h> -#include <asm/arch/at91rm9200_mc.h> +#include <mach/board.h> +#include <mach/at91rm9200_mc.h> /* diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 604249a170c..79566025549 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -394,6 +394,18 @@ static int pcmcia_device_probe(struct device * dev) p_drv = to_pcmcia_drv(dev->driver); s = p_dev->socket; + /* The PCMCIA code passes the match data in via dev->driver_data + * which is an ugly hack. Once the driver probe is called it may + * and often will overwrite the match data so we must save it first + * + * handle pseudo multifunction devices: + * there are at most two pseudo multifunction devices. + * if we're matching against the first, schedule a + * call which will then check whether there are two + * pseudo devices, and if not, add the second one. + */ + did = p_dev->dev.driver_data; + ds_dev_dbg(1, dev, "trying to bind to %s\n", p_drv->drv.name); if ((!p_drv->probe) || (!p_dev->function_config) || @@ -422,21 +434,14 @@ static int pcmcia_device_probe(struct device * dev) goto put_module; } - /* handle pseudo multifunction devices: - * there are at most two pseudo multifunction devices. - * if we're matching against the first, schedule a - * call which will then check whether there are two - * pseudo devices, and if not, add the second one. - */ - did = p_dev->dev.driver_data; if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && (p_dev->socket->device_count == 1) && (p_dev->device_no == 0)) pcmcia_add_device_later(p_dev->socket, 0); - put_module: +put_module: if (ret) module_put(p_drv->owner); - put_dev: +put_dev: if (ret) put_device(dev); return (ret); diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c index 569b746b573..f3736398900 100644 --- a/drivers/pcmcia/omap_cf.c +++ b/drivers/pcmcia/omap_cf.c @@ -19,12 +19,12 @@ #include <pcmcia/ss.h> -#include <asm/hardware.h> +#include <mach/hardware.h> #include <asm/io.h> #include <asm/sizes.h> -#include <asm/arch/mux.h> -#include <asm/arch/tc.h> +#include <mach/mux.h> +#include <mach/tc.h> /* NOTE: don't expect this to support many I/O cards. The 16xx chips have diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c index 7bdf3635784..bb9ddb9532e 100644 --- a/drivers/pcmcia/pxa2xx_base.c +++ b/drivers/pcmcia/pxa2xx_base.c @@ -24,12 +24,13 @@ #include <linux/spinlock.h> #include <linux/platform_device.h> -#include <asm/hardware.h> +#include <mach/hardware.h> #include <asm/io.h> #include <asm/irq.h> #include <asm/system.h> -#include <asm/arch/pxa-regs.h> -#include <asm/arch/pxa2xx-regs.h> +#include <mach/pxa-regs.h> +#include <mach/pxa2xx-regs.h> +#include <asm/mach-types.h> #include <pcmcia/cs_types.h> #include <pcmcia/ss.h> @@ -165,18 +166,32 @@ pxa2xx_pcmcia_frequency_change(struct soc_pcmcia_socket *skt, } #endif +static void pxa2xx_configure_sockets(struct device *dev) +{ + struct pcmcia_low_level *ops = dev->platform_data; + + /* + * We have at least one socket, so set MECR:CIT + * (Card Is There) + */ + MECR |= MECR_CIT; + + /* Set MECR:NOS (Number Of Sockets) */ + if (ops->nr > 1 || machine_is_viper()) + MECR |= MECR_NOS; + else + MECR &= ~MECR_NOS; +} + int __pxa2xx_drv_pcmcia_probe(struct device *dev) { int ret; struct pcmcia_low_level *ops; - int first, nr; if (!dev || !dev->platform_data) return -ENODEV; ops = (struct pcmcia_low_level *)dev->platform_data; - first = ops->first; - nr = ops->nr; /* Provide our PXA2xx specific timing routines. */ ops->set_timing = pxa2xx_pcmcia_set_timing; @@ -184,21 +199,10 @@ int __pxa2xx_drv_pcmcia_probe(struct device *dev) ops->frequency_change = pxa2xx_pcmcia_frequency_change; #endif - ret = soc_common_drv_pcmcia_probe(dev, ops, first, nr); + ret = soc_common_drv_pcmcia_probe(dev, ops, ops->first, ops->nr); - if (ret == 0) { - /* - * We have at least one socket, so set MECR:CIT - * (Card Is There) - */ - MECR |= MECR_CIT; - - /* Set MECR:NOS (Number Of Sockets) */ - if (nr > 1) - MECR |= MECR_NOS; - else - MECR &= ~MECR_NOS; - } + if (!ret) + pxa2xx_configure_sockets(dev); return ret; } @@ -222,11 +226,7 @@ static int pxa2xx_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t s static int pxa2xx_drv_pcmcia_resume(struct platform_device *dev) { - struct pcmcia_low_level *ops = dev->dev.platform_data; - int nr = ops ? ops->nr : 0; - - MECR = nr > 1 ? MECR_CIT | MECR_NOS : (nr > 0 ? MECR_CIT : 0); - + pxa2xx_configure_sockets(&dev->dev); return pcmcia_socket_dev_resume(&dev->dev); } diff --git a/drivers/pcmcia/pxa2xx_cm_x255.c b/drivers/pcmcia/pxa2xx_cm_x255.c new file mode 100644 index 00000000000..7c8bcb47662 --- /dev/null +++ b/drivers/pcmcia/pxa2xx_cm_x255.c @@ -0,0 +1,154 @@ +/* + * linux/drivers/pcmcia/pxa/pxa_cm_x255.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Compulab Ltd., 2003, 2007, 2008 + * Mike Rapoport <mike@compulab.co.il> + * + */ + +#include <linux/platform_device.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/gpio.h> + +#include <asm/mach-types.h> +#include <mach/pxa-regs.h> + +#include "soc_common.h" + +#define GPIO_PCMCIA_SKTSEL (54) +#define GPIO_PCMCIA_S0_CD_VALID (16) +#define GPIO_PCMCIA_S1_CD_VALID (17) +#define GPIO_PCMCIA_S0_RDYINT (6) +#define GPIO_PCMCIA_S1_RDYINT (8) +#define GPIO_PCMCIA_RESET (9) + +#define PCMCIA_S0_CD_VALID IRQ_GPIO(GPIO_PCMCIA_S0_CD_VALID) +#define PCMCIA_S1_CD_VALID IRQ_GPIO(GPIO_PCMCIA_S1_CD_VALID) +#define PCMCIA_S0_RDYINT IRQ_GPIO(GPIO_PCMCIA_S0_RDYINT) +#define PCMCIA_S1_RDYINT IRQ_GPIO(GPIO_PCMCIA_S1_RDYINT) + + +static struct pcmcia_irqs irqs[] = { + { 0, PCMCIA_S0_CD_VALID, "PCMCIA0 CD" }, + { 1, PCMCIA_S1_CD_VALID, "PCMCIA1 CD" }, +}; + +static int cmx255_pcmcia_hw_init(struct soc_pcmcia_socket *skt) +{ + int ret = gpio_request(GPIO_PCMCIA_RESET, "PCCard reset"); + if (ret) + return ret; + gpio_direction_output(GPIO_PCMCIA_RESET, 0); + + skt->irq = skt->nr == 0 ? PCMCIA_S0_RDYINT : PCMCIA_S1_RDYINT; + ret = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); + if (!ret) + gpio_free(GPIO_PCMCIA_RESET); + + return ret; +} + +static void cmx255_pcmcia_shutdown(struct soc_pcmcia_socket *skt) +{ + soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs)); + gpio_free(GPIO_PCMCIA_RESET); +} + + +static void cmx255_pcmcia_socket_state(struct soc_pcmcia_socket *skt, + struct pcmcia_state *state) +{ + int cd = skt->nr ? GPIO_PCMCIA_S1_CD_VALID : GPIO_PCMCIA_S0_CD_VALID; + int rdy = skt->nr ? GPIO_PCMCIA_S0_RDYINT : GPIO_PCMCIA_S1_RDYINT; + + state->detect = !gpio_get_value(cd); + state->ready = !!gpio_get_value(rdy); + state->bvd1 = 1; + state->bvd2 = 1; + state->vs_3v = 0; + state->vs_Xv = 0; + state->wrprot = 0; /* not available */ +} + + +static int cmx255_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, + const socket_state_t *state) +{ + switch (skt->nr) { + case 0: + if (state->flags & SS_RESET) { + gpio_set_value(GPIO_PCMCIA_SKTSEL, 0); + udelay(1); + gpio_set_value(GPIO_PCMCIA_RESET, 1); + udelay(10); + gpio_set_value(GPIO_PCMCIA_RESET, 0); + } + break; + case 1: + if (state->flags & SS_RESET) { + gpio_set_value(GPIO_PCMCIA_SKTSEL, 1); + udelay(1); + gpio_set_value(GPIO_PCMCIA_RESET, 1); + udelay(10); + gpio_set_value(GPIO_PCMCIA_RESET, 0); + } + break; + } + + return 0; +} + +static void cmx255_pcmcia_socket_init(struct soc_pcmcia_socket *skt) +{ +} + +static void cmx255_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) +{ +} + + +static struct pcmcia_low_level cmx255_pcmcia_ops __initdata = { + .owner = THIS_MODULE, + .hw_init = cmx255_pcmcia_hw_init, + .hw_shutdown = cmx255_pcmcia_shutdown, + .socket_state = cmx255_pcmcia_socket_state, + .configure_socket = cmx255_pcmcia_configure_socket, + .socket_init = cmx255_pcmcia_socket_init, + .socket_suspend = cmx255_pcmcia_socket_suspend, + .nr = 1, +}; + +static struct platform_device *cmx255_pcmcia_device; + +int __init cmx255_pcmcia_init(void) +{ + int ret; + + cmx255_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1); + + if (!cmx255_pcmcia_device) + return -ENOMEM; + + ret = platform_device_add_data(cmx255_pcmcia_device, &cmx255_pcmcia_ops, + sizeof(cmx255_pcmcia_ops)); + + if (ret == 0) { + printk(KERN_INFO "Registering cm-x255 PCMCIA interface.\n"); + ret = platform_device_add(cmx255_pcmcia_device); + } + + if (ret) + platform_device_put(cmx255_pcmcia_device); + + return ret; +} + +void __exit cmx255_pcmcia_exit(void) +{ + platform_device_unregister(cmx255_pcmcia_device); +} diff --git a/drivers/pcmcia/pxa2xx_cm_x270.c b/drivers/pcmcia/pxa2xx_cm_x270.c index bb95db7d2b7..6c3aac37712 100644 --- a/drivers/pcmcia/pxa2xx_cm_x270.c +++ b/drivers/pcmcia/pxa2xx_cm_x270.c @@ -16,7 +16,7 @@ #include <linux/gpio.h> #include <asm/mach-types.h> -#include <asm/arch/pxa-regs.h> +#include <mach/pxa-regs.h> #include "soc_common.h" @@ -105,13 +105,10 @@ static struct pcmcia_low_level cmx270_pcmcia_ops __initdata = { static struct platform_device *cmx270_pcmcia_device; -static int __init cmx270_pcmcia_init(void) +int __init cmx270_pcmcia_init(void) { int ret; - if (!machine_is_armcore()) - return -ENODEV; - cmx270_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1); if (!cmx270_pcmcia_device) @@ -131,14 +128,7 @@ static int __init cmx270_pcmcia_init(void) return ret; } -static void __exit cmx270_pcmcia_exit(void) +void __exit cmx270_pcmcia_exit(void) { platform_device_unregister(cmx270_pcmcia_device); } - -module_init(cmx270_pcmcia_init); -module_exit(cmx270_pcmcia_exit); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>"); -MODULE_DESCRIPTION("CM-x270 PCMCIA driver"); diff --git a/drivers/pcmcia/pxa2xx_cm_x2xx.c b/drivers/pcmcia/pxa2xx_cm_x2xx.c new file mode 100644 index 00000000000..4f09506ad8d --- /dev/null +++ b/drivers/pcmcia/pxa2xx_cm_x2xx.c @@ -0,0 +1,49 @@ +/* + * linux/drivers/pcmcia/pxa/pxa_cm_x2xx.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Compulab Ltd., 2003, 2007, 2008 + * Mike Rapoport <mike@compulab.co.il> + * + */ + +#include <linux/module.h> + +#include <asm/system.h> +#include <asm/mach-types.h> +#include <mach/system.h> + +int cmx255_pcmcia_init(void); +int cmx270_pcmcia_init(void); +void cmx255_pcmcia_exit(void); +void cmx270_pcmcia_exit(void); + +static int __init cmx2xx_pcmcia_init(void) +{ + int ret = -ENODEV; + + if (machine_is_armcore() && cpu_is_pxa25x()) + ret = cmx255_pcmcia_init(); + else if (machine_is_armcore() && cpu_is_pxa27x()) + ret = cmx270_pcmcia_init(); + + return ret; +} + +static void __exit cmx2xx_pcmcia_exit(void) +{ + if (machine_is_armcore() && cpu_is_pxa25x()) + cmx255_pcmcia_exit(); + else if (machine_is_armcore() && cpu_is_pxa27x()) + cmx270_pcmcia_exit(); +} + +module_init(cmx2xx_pcmcia_init); +module_exit(cmx2xx_pcmcia_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>"); +MODULE_DESCRIPTION("CM-x2xx PCMCIA driver"); diff --git a/drivers/pcmcia/pxa2xx_lubbock.c b/drivers/pcmcia/pxa2xx_lubbock.c index 881ec8a8e38..37ec55df086 100644 --- a/drivers/pcmcia/pxa2xx_lubbock.c +++ b/drivers/pcmcia/pxa2xx_lubbock.c @@ -21,11 +21,11 @@ #include <linux/init.h> #include <linux/delay.h> -#include <asm/hardware.h> +#include <mach/hardware.h> #include <asm/hardware/sa1111.h> #include <asm/mach-types.h> -#include <asm/arch/pxa-regs.h> -#include <asm/arch/lubbock.h> +#include <mach/pxa-regs.h> +#include <mach/lubbock.h> #include "sa1111_generic.h" diff --git a/drivers/pcmcia/pxa2xx_mainstone.c b/drivers/pcmcia/pxa2xx_mainstone.c index 92d1cc33808..877001db491 100644 --- a/drivers/pcmcia/pxa2xx_mainstone.c +++ b/drivers/pcmcia/pxa2xx_mainstone.c @@ -21,12 +21,12 @@ #include <pcmcia/ss.h> -#include <asm/hardware.h> +#include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/irq.h> -#include <asm/arch/pxa-regs.h> -#include <asm/arch/mainstone.h> +#include <mach/pxa-regs.h> +#include <mach/mainstone.h> #include "soc_common.h" diff --git a/drivers/pcmcia/pxa2xx_palmld.c b/drivers/pcmcia/pxa2xx_palmld.c new file mode 100644 index 00000000000..1736c67e547 --- /dev/null +++ b/drivers/pcmcia/pxa2xx_palmld.c @@ -0,0 +1,151 @@ +/* + * linux/drivers/pcmcia/pxa2xx_palmld.c + * + * Driver for Palm LifeDrive PCMCIA + * + * Copyright (C) 2006 Alex Osborne <ato@meshy.org> + * Copyright (C) 2007-2008 Marek Vasut <marek.vasut@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> + +#include <asm/mach-types.h> +#include <mach/palmld.h> +#include "soc_common.h" + +static int palmld_pcmcia_hw_init(struct soc_pcmcia_socket *skt) +{ + int ret; + + ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_POWER, "PCMCIA PWR"); + if (ret) + goto err1; + ret = gpio_direction_output(GPIO_NR_PALMLD_PCMCIA_POWER, 0); + if (ret) + goto err2; + + ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_RESET, "PCMCIA RST"); + if (ret) + goto err2; + ret = gpio_direction_output(GPIO_NR_PALMLD_PCMCIA_RESET, 1); + if (ret) + goto err3; + + ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_READY, "PCMCIA RDY"); + if (ret) + goto err3; + ret = gpio_direction_input(GPIO_NR_PALMLD_PCMCIA_READY); + if (ret) + goto err4; + + skt->irq = IRQ_GPIO(GPIO_NR_PALMLD_PCMCIA_READY); + return 0; + +err4: + gpio_free(GPIO_NR_PALMLD_PCMCIA_READY); +err3: + gpio_free(GPIO_NR_PALMLD_PCMCIA_RESET); +err2: + gpio_free(GPIO_NR_PALMLD_PCMCIA_POWER); +err1: + return ret; +} + +static void palmld_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) +{ + gpio_free(GPIO_NR_PALMLD_PCMCIA_READY); + gpio_free(GPIO_NR_PALMLD_PCMCIA_RESET); + gpio_free(GPIO_NR_PALMLD_PCMCIA_POWER); +} + +static void palmld_pcmcia_socket_state(struct soc_pcmcia_socket *skt, + struct pcmcia_state *state) +{ + state->detect = 1; /* always inserted */ + state->ready = !!gpio_get_value(GPIO_NR_PALMLD_PCMCIA_READY); + state->bvd1 = 1; + state->bvd2 = 1; + state->wrprot = 0; + state->vs_3v = 1; + state->vs_Xv = 0; +} + +static int palmld_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, + const socket_state_t *state) +{ + gpio_set_value(GPIO_NR_PALMLD_PCMCIA_POWER, 1); + gpio_set_value(GPIO_NR_PALMLD_PCMCIA_RESET, + !!(state->flags & SS_RESET)); + + return 0; +} + +static void palmld_pcmcia_socket_init(struct soc_pcmcia_socket *skt) +{ +} + +static void palmld_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) +{ +} + +static struct pcmcia_low_level palmld_pcmcia_ops = { + .owner = THIS_MODULE, + + .first = 0, + .nr = 2, + + .hw_init = palmld_pcmcia_hw_init, + .hw_shutdown = palmld_pcmcia_hw_shutdown, + + .socket_state = palmld_pcmcia_socket_state, + .configure_socket = palmld_pcmcia_configure_socket, + + .socket_init = palmld_pcmcia_socket_init, + .socket_suspend = palmld_pcmcia_socket_suspend, +}; + +static struct platform_device *palmld_pcmcia_device; + +static int __init palmld_pcmcia_init(void) +{ + int ret; + + if (!machine_is_palmld()) + return -ENODEV; + + palmld_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1); + if (!palmld_pcmcia_device) + return -ENOMEM; + + ret = platform_device_add_data(palmld_pcmcia_device, &palmld_pcmcia_ops, + sizeof(palmld_pcmcia_ops)); + + if (!ret) + ret = platform_device_add(palmld_pcmcia_device); + + if (ret) + platform_device_put(palmld_pcmcia_device); + + return ret; +} + +static void __exit palmld_pcmcia_exit(void) +{ + platform_device_unregister(palmld_pcmcia_device); +} + +module_init(palmld_pcmcia_init); +module_exit(palmld_pcmcia_exit); + +MODULE_AUTHOR("Alex Osborne <ato@meshy.org>," + " Marek Vasut <marek.vasut@gmail.com>"); +MODULE_DESCRIPTION("PCMCIA support for Palm LifeDrive"); +MODULE_ALIAS("platform:pxa2xx-pcmcia"); +MODULE_LICENSE("GPL"); diff --git a/drivers/pcmcia/pxa2xx_palmtx.c b/drivers/pcmcia/pxa2xx_palmtx.c index 4abde190c1f..e07b5c51ec5 100644 --- a/drivers/pcmcia/pxa2xx_palmtx.c +++ b/drivers/pcmcia/pxa2xx_palmtx.c @@ -16,19 +16,64 @@ #include <asm/mach-types.h> -#include <asm/arch/gpio.h> -#include <asm/arch/palmtx.h> +#include <mach/gpio.h> +#include <mach/palmtx.h> #include "soc_common.h" static int palmtx_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { - skt->irq = IRQ_GPIO(GPIO_NR_PALMTX_PCMCIA_READY); + int ret; + + ret = gpio_request(GPIO_NR_PALMTX_PCMCIA_POWER1, "PCMCIA PWR1"); + if (ret) + goto err1; + ret = gpio_direction_output(GPIO_NR_PALMTX_PCMCIA_POWER1, 0); + if (ret) + goto err2; + + ret = gpio_request(GPIO_NR_PALMTX_PCMCIA_POWER2, "PCMCIA PWR2"); + if (ret) + goto err2; + ret = gpio_direction_output(GPIO_NR_PALMTX_PCMCIA_POWER2, 0); + if (ret) + goto err3; + + ret = gpio_request(GPIO_NR_PALMTX_PCMCIA_RESET, "PCMCIA RST"); + if (ret) + goto err3; + ret = gpio_direction_output(GPIO_NR_PALMTX_PCMCIA_RESET, 1); + if (ret) + goto err4; + + ret = gpio_request(GPIO_NR_PALMTX_PCMCIA_READY, "PCMCIA RDY"); + if (ret) + goto err4; + ret = gpio_direction_input(GPIO_NR_PALMTX_PCMCIA_READY); + if (ret) + goto err5; + + skt->irq = gpio_to_irq(GPIO_NR_PALMTX_PCMCIA_READY); return 0; + +err5: + gpio_free(GPIO_NR_PALMTX_PCMCIA_READY); +err4: + gpio_free(GPIO_NR_PALMTX_PCMCIA_RESET); +err3: + gpio_free(GPIO_NR_PALMTX_PCMCIA_POWER2); +err2: + gpio_free(GPIO_NR_PALMTX_PCMCIA_POWER1); +err1: + return ret; } static void palmtx_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) { + gpio_free(GPIO_NR_PALMTX_PCMCIA_READY); + gpio_free(GPIO_NR_PALMTX_PCMCIA_RESET); + gpio_free(GPIO_NR_PALMTX_PCMCIA_POWER2); + gpio_free(GPIO_NR_PALMTX_PCMCIA_POWER1); } static void palmtx_pcmcia_socket_state(struct soc_pcmcia_socket *skt, @@ -109,7 +154,7 @@ static void __exit palmtx_pcmcia_exit(void) platform_device_unregister(palmtx_pcmcia_device); } -fs_initcall(palmtx_pcmcia_init); +module_init(palmtx_pcmcia_init); module_exit(palmtx_pcmcia_exit); MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>"); diff --git a/drivers/pcmcia/pxa2xx_sharpsl.c b/drivers/pcmcia/pxa2xx_sharpsl.c index d71f93d4583..1cd02f5a23a 100644 --- a/drivers/pcmcia/pxa2xx_sharpsl.c +++ b/drivers/pcmcia/pxa2xx_sharpsl.c @@ -19,7 +19,7 @@ #include <linux/platform_device.h> #include <asm/mach-types.h> -#include <asm/hardware.h> +#include <mach/hardware.h> #include <asm/irq.h> #include <asm/hardware/scoop.h> diff --git a/drivers/pcmcia/pxa2xx_trizeps4.c b/drivers/pcmcia/pxa2xx_trizeps4.c new file mode 100644 index 00000000000..36c7a0b324d --- /dev/null +++ b/drivers/pcmcia/pxa2xx_trizeps4.c @@ -0,0 +1,256 @@ +/* + * linux/drivers/pcmcia/pxa2xx_trizeps4.c + * + * TRIZEPS PCMCIA specific routines. + * + * Author: Jürgen Schindele + * Created: 20 02, 2006 + * Copyright: Jürgen Schindele + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/gpio.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> + +#include <asm/mach-types.h> +#include <asm/irq.h> + +#include <mach/hardware.h> +#include <mach/pxa-regs.h> +#include <mach/trizeps4.h> + +#include "soc_common.h" + +extern void board_pcmcia_power(int power); + +static struct pcmcia_irqs irqs[] = { + { 0, IRQ_GPIO(GPIO_PCD), "cs0_cd" } + /* on other baseboards we can have more inputs */ +}; + +static int trizeps_pcmcia_hw_init(struct soc_pcmcia_socket *skt) +{ + int ret, i; + /* we dont have voltage/card/ready detection + * so we dont need interrupts for it + */ + switch (skt->nr) { + case 0: + if (gpio_request(GPIO_PRDY, "cf_irq") < 0) { + pr_err("%s: sock %d unable to request gpio %d\n", __func__, + skt->nr, GPIO_PRDY); + return -EBUSY; + } + if (gpio_direction_input(GPIO_PRDY) < 0) { + pr_err("%s: sock %d unable to set input gpio %d\n", __func__, + skt->nr, GPIO_PRDY); + gpio_free(GPIO_PRDY); + return -EINVAL; + } + skt->irq = IRQ_GPIO(GPIO_PRDY); + break; + +#ifndef CONFIG_MACH_TRIZEPS_CONXS + case 1: +#endif + default: + break; + } + /* release the reset of this card */ + pr_debug("%s: sock %d irq %d\n", __func__, skt->nr, skt->irq); + + /* supplementory irqs for the socket */ + for (i = 0; i < ARRAY_SIZE(irqs); i++) { + if (irqs[i].sock != skt->nr) + continue; + if (gpio_request(IRQ_TO_GPIO(irqs[i].irq), irqs[i].str) < 0) { + pr_err("%s: sock %d unable to request gpio %d\n", + __func__, skt->nr, IRQ_TO_GPIO(irqs[i].irq)); + ret = -EBUSY; + goto error; + } + if (gpio_direction_input(IRQ_TO_GPIO(irqs[i].irq)) < 0) { + pr_err("%s: sock %d unable to set input gpio %d\n", + __func__, skt->nr, IRQ_TO_GPIO(irqs[i].irq)); + ret = -EINVAL; + goto error; + } + } + return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); + +error: + for (; i >= 0; i--) { + gpio_free(IRQ_TO_GPIO(irqs[i].irq)); + } + return (ret); +} + +static void trizeps_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) +{ + int i; + /* free allocated gpio's */ + gpio_free(GPIO_PRDY); + for (i = 0; i < ARRAY_SIZE(irqs); i++) + gpio_free(IRQ_TO_GPIO(irqs[i].irq)); +} + +static unsigned long trizeps_pcmcia_status[2]; + +static void trizeps_pcmcia_socket_state(struct soc_pcmcia_socket *skt, |