From: rmk+kernel@armlinux•org.uk (Russell King)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 5/8] ARM: sa1100/h3xxx: switch h3xxx PCMCIA to use gpiod APIs
Date: Fri, 16 Mar 2018 19:57:00 +0000 [thread overview]
Message-ID: <E1ewvTI-0004YA-Fc@rmk-PC.armlinux.org.uk> (raw)
In-Reply-To: <20180316195552.GS9418@n2100.armlinux.org.uk>
Switch h3xxx's PCMCIA implementation to use the gpiod APIs where
possible.
Signed-off-by: Russell King <rmk+kernel@armlinux•org.uk>
---
arch/arm/mach-sa1100/h3xxx.c | 17 +++++++++++++++++
drivers/pcmcia/sa1100_h3600.c | 16 +++++++---------
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 @@
*/
#include <linux/kernel.h>
+#include <linux/gpio/machine.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
@@ -264,8 +265,24 @@ static struct platform_device *h3xxx_devices[] = {
&h3xxx_micro_asic,
};
+static struct gpiod_lookup_table h3xxx_pcmcia_gpio_table = {
+ .dev_id = "sa11x0-pcmcia",
+ .table = {
+ GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_CD0,
+ "pcmcia0-detect", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_IRQ0,
+ "pcmcia0-ready", GPIO_ACTIVE_HIGH),
+ GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_CD1,
+ "pcmcia1-detect", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_IRQ1,
+ "pcmcia1-ready", GPIO_ACTIVE_HIGH),
+ { },
+ },
+};
+
void __init h3xxx_mach_init(void)
{
+ gpiod_add_lookup_table(&h3xxx_pcmcia_gpio_table);
sa1100_register_uart_fns(&h3xxx_port_fns);
sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1);
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)
{
int err;
+ skt->stat[SOC_STAT_CD].name = skt->nr ? "pcmcia1-detect" : "pcmcia0-detect";
+ skt->stat[SOC_STAT_RDY].name = skt->nr ? "pcmcia1-ready" : "pcmcia0-ready";
+
+ err = soc_pcmcia_request_gpiods(skt);
+ if (err)
+ return err;
+
switch (skt->nr) {
case 0:
- skt->stat[SOC_STAT_CD].gpio = H3XXX_GPIO_PCMCIA_CD0;
- skt->stat[SOC_STAT_CD].name = "PCMCIA CD0";
- skt->stat[SOC_STAT_RDY].gpio = H3XXX_GPIO_PCMCIA_IRQ0;
- skt->stat[SOC_STAT_RDY].name = "PCMCIA IRQ0";
-
err = gpio_request(H3XXX_EGPIO_OPT_NVRAM_ON, "OPT NVRAM ON");
if (err)
goto err01;
@@ -57,10 +59,6 @@ static int h3600_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
goto err06;
break;
case 1:
- skt->stat[SOC_STAT_CD].gpio = H3XXX_GPIO_PCMCIA_CD1;
- skt->stat[SOC_STAT_CD].name = "PCMCIA CD1";
- skt->stat[SOC_STAT_RDY].gpio = H3XXX_GPIO_PCMCIA_IRQ1;
- skt->stat[SOC_STAT_RDY].name = "PCMCIA IRQ1";
break;
}
return 0;
--
2.7.4
next prev parent reply other threads:[~2018-03-16 19:57 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-16 19:55 [PATCH 0/8] sa1100: Generic CF socket support Russell King - ARM Linux
2018-03-16 19:56 ` [PATCH 2/8] ARM: sa1100: provide infrastructure to support generic CF sockets Russell King
2018-03-16 19:56 ` [PATCH 3/8] ARM: sa1100/assabet: convert to " Russell King
2018-03-16 19:56 ` [PATCH 4/8] ARM: sa1100/cerf: " Russell King
2018-03-16 19:57 ` Russell King [this message]
2018-03-27 12:03 ` [PATCH 5/8] ARM: sa1100/h3xxx: switch h3xxx PCMCIA to use gpiod APIs Linus Walleij
2018-03-16 19:57 ` [PATCH 6/8] ARM: sa1100/nanoengine: convert to generic CF sockets Russell King
2018-03-16 19:57 ` [PATCH 7/8] ARM: sa1100/shannon: " Russell King
2018-03-16 19:57 ` [PATCH 8/8] ARM: sa1100/simpad: switch simpad CF to use gpiod APIs Russell King
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