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[ARM] 4826/1: Orion: Register the RTC interrupt on the TS-209

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The QNAP TS-209 has its RTC interrupt on GPIO 3. Setup this
as an interrupt and pass it to the i2c_board_info.

Signed-off-by: Byron Bradley <byron.bbradley@gmail.com>
Acked-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Byron Bradley 2008-02-10 22:31:09 +01:00 • committed by Russell King
parent a0dd005d1d
commit 59e8ce5744
1 changed files with 15 additions and 0 deletions
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15
arch/arm/mach-orion/ts209-setup.c
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@ -192,9 +192,13 @@ static struct mv643xx_eth_platform_data qnap_ts209_eth_data = {
/***************************************************************************** /*****************************************************************************
* RTC S35390A on I2C bus * RTC S35390A on I2C bus
****************************************************************************/ ****************************************************************************/
#define TS209_RTC_GPIO 3
static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = { static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = {
.driver_name = "rtc-s35390a", .driver_name = "rtc-s35390a",
.addr = 0x30, .addr = 0x30,
.irq = 0,
}; };
/**************************************************************************** /****************************************************************************
@ -328,7 +332,18 @@ static void __init qnap_ts209_init(void)
platform_add_devices(qnap_ts209_devices, platform_add_devices(qnap_ts209_devices,
ARRAY_SIZE(qnap_ts209_devices)); ARRAY_SIZE(qnap_ts209_devices));
/* Get RTC IRQ and register the chip */
if (gpio_request(TS209_RTC_GPIO, "rtc") == 0) {
if (gpio_direction_input(TS209_RTC_GPIO) == 0)
qnap_ts209_i2c_rtc.irq = gpio_to_irq(TS209_RTC_GPIO);
else
gpio_free(TS209_RTC_GPIO);
}
if (qnap_ts209_i2c_rtc.irq == 0)
pr_warning("qnap_ts209_init: failed to get RTC IRQ\n");
i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1); i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1);
orion_eth_init(&qnap_ts209_eth_data); orion_eth_init(&qnap_ts209_eth_data);
orion_sata_init(&qnap_ts209_sata_data); orion_sata_init(&qnap_ts209_sata_data);
} }