diff options
| author | Dmitry Artamonow <mad_soft@inbox.ru> | 2009-11-27 14:02:28 +0300 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-06 19:52:55 +0300 |
| commit | 22f9740552b89c9f458f972f881d222b298ab165 (patch) | |
| tree | 71939e8d7636afd8422bd18c00c8b33679f9c92a /drivers/pcmcia/sa1100_h3600.c | |
| parent | 2eec62d7dbaa8ed05f318d88f938a86fcf274b34 (diff) | |
| download | linux-22f9740552b89c9f458f972f881d222b298ab165.tar.xz | |
ARM: 5814/1: SA1100: h3100/h3600: convert all users of assign_h3600_egpio to gpiolib
Use of gpio_request/gpio_free in some callbacks may look ugly, but
corresponding drivers (sa1100_serial and sa1100_fb) don't provide (yet)
init/exit hooks and registering these gpios in *_mach_init is also
not possible, because htc-gpio driver starts a bit later...
Signed-off-by: Dmitry Artamonow <mad_soft@inbox.ru>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/pcmcia/sa1100_h3600.c')
| -rw-r--r-- | drivers/pcmcia/sa1100_h3600.c | 57 |
1 files changed, 45 insertions, 12 deletions
diff --git a/drivers/pcmcia/sa1100_h3600.c b/drivers/pcmcia/sa1100_h3600.c index 97e5667fb2e3..fd7af123053c 100644 --- a/drivers/pcmcia/sa1100_h3600.c +++ b/drivers/pcmcia/sa1100_h3600.c @@ -47,9 +47,33 @@ static int h3600_pcmcia_hw_init(struct soc_pcmcia_socket *skt) goto err02; irqs[0].irq = gpio_to_irq(H3XXX_GPIO_PCMCIA_CD0); - err = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); + err = gpio_request(H3XXX_EGPIO_OPT_NVRAM_ON, "OPT NVRAM ON"); if (err) goto err02; + err = gpio_direction_output(H3XXX_EGPIO_OPT_NVRAM_ON, 0); + if (err) + goto err03; + err = gpio_request(H3XXX_EGPIO_OPT_ON, "OPT ON"); + if (err) + goto err03; + err = gpio_direction_output(H3XXX_EGPIO_OPT_ON, 0); + if (err) + goto err04; + err = gpio_request(H3XXX_EGPIO_OPT_RESET, "OPT RESET"); + if (err) + goto err04; + err = gpio_direction_output(H3XXX_EGPIO_OPT_RESET, 0); + if (err) + goto err05; + err = gpio_request(H3XXX_EGPIO_CARD_RESET, "PCMCIA CARD RESET"); + if (err) + goto err05; + err = gpio_direction_output(H3XXX_EGPIO_CARD_RESET, 0); + if (err) + goto err06; + err = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); + if (err) + goto err06; break; case 1: err = gpio_request(H3XXX_GPIO_PCMCIA_IRQ1, "PCMCIA IRQ1"); @@ -75,6 +99,10 @@ static int h3600_pcmcia_hw_init(struct soc_pcmcia_socket *skt) } return 0; +err06: gpio_free(H3XXX_EGPIO_CARD_RESET); +err05: gpio_free(H3XXX_EGPIO_OPT_RESET); +err04: gpio_free(H3XXX_EGPIO_OPT_ON); +err03: gpio_free(H3XXX_EGPIO_OPT_NVRAM_ON); err02: gpio_free(H3XXX_GPIO_PCMCIA_CD0); err01: gpio_free(H3XXX_GPIO_PCMCIA_IRQ0); err00: return err; @@ -88,12 +116,17 @@ static void h3600_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) { soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs)); - /* Disable CF bus: */ - assign_h3600_egpio(IPAQ_EGPIO_OPT_NVRAM_ON, 0); - assign_h3600_egpio(IPAQ_EGPIO_OPT_ON, 0); - assign_h3600_egpio(IPAQ_EGPIO_OPT_RESET, 1); switch (skt->nr) { case 0: + /* Disable CF bus: */ + gpio_set_value(H3XXX_EGPIO_OPT_NVRAM_ON, 0); + gpio_set_value(H3XXX_EGPIO_OPT_ON, 0); + gpio_set_value(H3XXX_EGPIO_OPT_RESET, 1); + + gpio_free(H3XXX_EGPIO_CARD_RESET); + gpio_free(H3XXX_EGPIO_OPT_RESET); + gpio_free(H3XXX_EGPIO_OPT_ON); + gpio_free(H3XXX_EGPIO_OPT_NVRAM_ON); gpio_free(H3XXX_GPIO_PCMCIA_CD0); gpio_free(H3XXX_GPIO_PCMCIA_IRQ0); break; @@ -139,7 +172,7 @@ h3600_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_ return -1; } - assign_h3600_egpio(IPAQ_EGPIO_CARD_RESET, !!(state->flags & SS_RESET)); + gpio_set_value(H3XXX_EGPIO_CARD_RESET, !!(state->flags & SS_RESET)); /* Silently ignore Vpp, output enable, speaker enable. */ @@ -149,9 +182,9 @@ h3600_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_ static void h3600_pcmcia_socket_init(struct soc_pcmcia_socket *skt) { /* Enable CF bus: */ - assign_h3600_egpio(IPAQ_EGPIO_OPT_NVRAM_ON, 1); - assign_h3600_egpio(IPAQ_EGPIO_OPT_ON, 1); - assign_h3600_egpio(IPAQ_EGPIO_OPT_RESET, 0); + gpio_set_value(H3XXX_EGPIO_OPT_NVRAM_ON, 1); + gpio_set_value(H3XXX_EGPIO_OPT_ON, 1); + gpio_set_value(H3XXX_EGPIO_OPT_RESET, 0); msleep(10); @@ -169,10 +202,10 @@ static void h3600_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) * socket 0 then socket 1. */ if (skt->nr == 1) { - assign_h3600_egpio(IPAQ_EGPIO_OPT_ON, 0); - assign_h3600_egpio(IPAQ_EGPIO_OPT_NVRAM_ON, 0); + gpio_set_value(H3XXX_EGPIO_OPT_ON, 0); + gpio_set_value(H3XXX_EGPIO_OPT_NVRAM_ON, 0); /* hmm, does this suck power? */ - assign_h3600_egpio(IPAQ_EGPIO_OPT_RESET, 1); + gpio_set_value(H3XXX_EGPIO_OPT_RESET, 1); } } |