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Diffstat (limited to 'arch/arm/mach-omap1/board-palmte.c')
-rw-r--r--arch/arm/mach-omap1/board-palmte.c51
1 files changed, 31 insertions, 20 deletions
diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c
index 91df3dc365af..7e061d671fde 100644
--- a/arch/arm/mach-omap1/board-palmte.c
+++ b/arch/arm/mach-omap1/board-palmte.c
@@ -13,7 +13,8 @@
*
* Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org>
*/
-#include <linux/gpio.h>
+#include <linux/gpio/machine.h>
+#include <linux/gpio/consumer.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/input.h>
@@ -187,23 +188,6 @@ static struct spi_board_info palmte_spi_info[] __initdata = {
},
};
-static void __init palmte_misc_gpio_setup(void)
-{
- /* Set TSC2102 PINTDAV pin as input (used by TSC2102 driver) */
- if (gpio_request(PALMTE_PINTDAV_GPIO, "TSC2102 PINTDAV") < 0) {
- printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n");
- return;
- }
- gpio_direction_input(PALMTE_PINTDAV_GPIO);
-
- /* Set USB-or-DC-IN pin as input (unused) */
- if (gpio_request(PALMTE_USB_OR_DC_GPIO, "USB/DC-IN") < 0) {
- printk(KERN_ERR "Could not reserve cable signal GPIO!\n");
- return;
- }
- gpio_direction_input(PALMTE_USB_OR_DC_GPIO);
-}
-
#if IS_ENABLED(CONFIG_MMC_OMAP)
static struct omap_mmc_platform_data _palmte_mmc_config = {
@@ -231,8 +215,23 @@ static void palmte_mmc_init(void)
#endif /* CONFIG_MMC_OMAP */
+static struct gpiod_lookup_table palmte_irq_gpio_table = {
+ .dev_id = NULL,
+ .table = {
+ /* GPIO used for TSC2102 PINTDAV IRQ */
+ GPIO_LOOKUP("gpio-0-15", PALMTE_PINTDAV_GPIO, "tsc2102_irq",
+ GPIO_ACTIVE_HIGH),
+ /* GPIO used for USB or DC input detection */
+ GPIO_LOOKUP("gpio-0-15", PALMTE_USB_OR_DC_GPIO, "usb_dc_irq",
+ GPIO_ACTIVE_HIGH),
+ { }
+ },
+};
+
static void __init omap_palmte_init(void)
{
+ struct gpio_desc *d;
+
/* mux pins for uarts */
omap_cfg_reg(UART1_TX);
omap_cfg_reg(UART1_RTS);
@@ -243,9 +242,21 @@ static void __init omap_palmte_init(void)
platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices));
- palmte_spi_info[0].irq = gpio_to_irq(PALMTE_PINTDAV_GPIO);
+ gpiod_add_lookup_table(&palmte_irq_gpio_table);
+ d = gpiod_get(NULL, "tsc2102_irq", GPIOD_IN);
+ if (IS_ERR(d))
+ pr_err("Unable to get TSC2102 IRQ GPIO descriptor\n");
+ else
+ palmte_spi_info[0].irq = gpiod_to_irq(d);
spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info));
- palmte_misc_gpio_setup();
+
+ /* We are getting this just to set it up as input */
+ d = gpiod_get(NULL, "usb_dc_irq", GPIOD_IN);
+ if (IS_ERR(d))
+ pr_err("Unable to get USB/DC IRQ GPIO descriptor\n");
+ else
+ gpiod_put(d);
+
omap_serial_init();
omap1_usb_init(&palmte_usb_config);
omap_register_i2c_bus(1, 100, NULL, 0);