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authorRussell King <rmk+kernel@armlinux.org.uk>2016-08-31 03:49:48 -0400
committerRussell King <rmk+kernel@armlinux.org.uk>2018-03-24 10:17:09 -0400
commita00315d1b334d9f869975d53e3b3b3eb37c6c17e (patch)
tree9c6a8d323be49879b6939bef14ce24b8f12e01af
parent780febd5b709fd9db80830ea656de96bbe3e5001 (diff)
ARM: sa1100/h3xxx: switch h3xxx PCMCIA to use gpiod APIs
Switch h3xxx's PCMCIA implementation to use the gpiod APIs where possible. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
-rw-r--r--arch/arm/mach-sa1100/h3xxx.c17
-rw-r--r--drivers/pcmcia/sa1100_h3600.c16
2 files changed, 24 insertions, 9 deletions
diff --git a/arch/arm/mach-sa1100/h3xxx.c b/arch/arm/mach-sa1100/h3xxx.c
index b69e76614d5b..36a78b0c106f 100644
--- a/arch/arm/mach-sa1100/h3xxx.c
+++ b/arch/arm/mach-sa1100/h3xxx.c
@@ -11,6 +11,7 @@
11 */ 11 */
12 12
13#include <linux/kernel.h> 13#include <linux/kernel.h>
14#include <linux/gpio/machine.h>
14#include <linux/gpio.h> 15#include <linux/gpio.h>
15#include <linux/gpio_keys.h> 16#include <linux/gpio_keys.h>
16#include <linux/input.h> 17#include <linux/input.h>
@@ -264,8 +265,24 @@ static struct platform_device *h3xxx_devices[] = {
264 &h3xxx_micro_asic, 265 &h3xxx_micro_asic,
265}; 266};
266 267
268static struct gpiod_lookup_table h3xxx_pcmcia_gpio_table = {
269 .dev_id = "sa11x0-pcmcia",
270 .table = {
271 GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_CD0,
272 "pcmcia0-detect", GPIO_ACTIVE_LOW),
273 GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_IRQ0,
274 "pcmcia0-ready", GPIO_ACTIVE_HIGH),
275 GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_CD1,
276 "pcmcia1-detect", GPIO_ACTIVE_LOW),
277 GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_IRQ1,
278 "pcmcia1-ready", GPIO_ACTIVE_HIGH),
279 { },
280 },
281};
282
267void __init h3xxx_mach_init(void) 283void __init h3xxx_mach_init(void)
268{ 284{
285 gpiod_add_lookup_table(&h3xxx_pcmcia_gpio_table);
269 sa1100_register_uart_fns(&h3xxx_port_fns); 286 sa1100_register_uart_fns(&h3xxx_port_fns);
270 sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1); 287 sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1);
271 platform_add_devices(h3xxx_devices, ARRAY_SIZE(h3xxx_devices)); 288 platform_add_devices(h3xxx_devices, ARRAY_SIZE(h3xxx_devices));
diff --git a/drivers/pcmcia/sa1100_h3600.c b/drivers/pcmcia/sa1100_h3600.c
index aebf9a66fdde..a91222bc3824 100644
--- a/drivers/pcmcia/sa1100_h3600.c
+++ b/drivers/pcmcia/sa1100_h3600.c
@@ -24,13 +24,15 @@ static int h3600_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
24{ 24{
25 int err; 25 int err;
26 26
27 skt->stat[SOC_STAT_CD].name = skt->nr ? "pcmcia1-detect" : "pcmcia0-detect";
28 skt->stat[SOC_STAT_RDY].name = skt->nr ? "pcmcia1-ready" : "pcmcia0-ready";
29
30 err = soc_pcmcia_request_gpiods(skt);
31 if (err)
32 return err;
33
27 switch (skt->nr) { 34 switch (skt->nr) {
28 case 0: 35 case 0:
29 skt->stat[SOC_STAT_CD].gpio = H3XXX_GPIO_PCMCIA_CD0;
30 skt->stat[SOC_STAT_CD].name = "PCMCIA CD0";
31 skt->stat[SOC_STAT_RDY].gpio = H3XXX_GPIO_PCMCIA_IRQ0;
32 skt->stat[SOC_STAT_RDY].name = "PCMCIA IRQ0";
33
34 err = gpio_request(H3XXX_EGPIO_OPT_NVRAM_ON, "OPT NVRAM ON"); 36 err = gpio_request(H3XXX_EGPIO_OPT_NVRAM_ON, "OPT NVRAM ON");
35 if (err) 37 if (err)
36 goto err01; 38 goto err01;
@@ -57,10 +59,6 @@ static int h3600_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
57 goto err06; 59 goto err06;
58 break; 60 break;
59 case 1: 61 case 1:
60 skt->stat[SOC_STAT_CD].gpio = H3XXX_GPIO_PCMCIA_CD1;
61 skt->stat[SOC_STAT_CD].name = "PCMCIA CD1";
62 skt->stat[SOC_STAT_RDY].gpio = H3XXX_GPIO_PCMCIA_IRQ1;
63 skt->stat[SOC_STAT_RDY].name = "PCMCIA IRQ1";
64 break; 62 break;
65 } 63 }
66 return 0; 64 return 0;