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MIPS: JZ4740: Use PWM lookup table

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Associate the PWM with the pwm-beeper device using a PWM lookup table.
This will eventually allow the legacy function calls to pwm_request() to
be removed from all consumer drivers.

Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/11261/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Thierry Reding 2015-10-05 13:31:17 +02:00 committed by Ralf Baechle
parent 1ee3630a3e
commit 0503b69729
1 changed files with 8 additions and 3 deletions
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11
arch/mips/jz4740/board-qi_lb60.c
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@ -25,6 +25,7 @@
#include <linux/power_supply.h>
#include <linux/power/jz4740-battery.h>
#include <linux/power/gpio-charger.h>
#include <linux/pwm.h>
#include <asm/mach-jz4740/gpio.h>
#include <asm/mach-jz4740/jz4740_fb.h>
@ -399,13 +400,15 @@ static struct platform_device avt2_usb_regulator_device = {
}
};
static struct pwm_lookup qi_lb60_pwm_lookup[] = {
PWM_LOOKUP("jz4740-pwm", 4, "pwm-beeper", NULL, 0,
PWM_POLARITY_NORMAL),
};
/* beeper */
static struct platform_device qi_lb60_pwm_beeper = {
.name = "pwm-beeper",
.id = -1,
.dev = {
.platform_data = (void *)4,
},
};
/* charger */
@ -491,6 +494,8 @@ static int __init qi_lb60_init_platform_devices(void)
platform_device_register(&jz4740_usb_ohci_device);
}
pwm_add_table(qi_lb60_pwm_lookup, ARRAY_SIZE(qi_lb60_pwm_lookup));
return platform_add_devices(jz_platform_devices,
ARRAY_SIZE(jz_platform_devices));