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ARM: ux500: move AB8500 PWM out settings to device tree 

This moves the muxing and biasing of the AB8500 PWM output pins
over to the device tree for affected platforms.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2014-02-03 14:57:22 +01:00
parent fd385b3376
commit e2377c8107
2 changed files with 17 additions and 11 deletions
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18
arch/arm/boot/dts/ste-href-ab8500.dtsi
View File

@ -32,7 +32,8 @@
<&gpio42_default_mode>,
<&gpio26_default_mode>,
<&gpio35_default_mode>,
<&ycbcr_default_mode>;
<&ycbcr_default_mode>,
<&pwm_default_mode>;
/*
* Pins 2, 4, 10, 11, 12, 13, 16, 24, 25, 36, 37, 38, 39 and 42
@ -267,6 +268,21 @@
};
};
};
/* This sets up the PWM pins 14 and 15 */
pwm {
pwm_default_mode: pwm_default {
default_mux {
ste,function = "pwmout";
ste,pins = "pwmout1_d_1", "pwmout2_d_1";
};
default_cfg {
ste,pins = "GPIO14_F14",
"GPIO15_B17";
input-enable;
bias-pull-down;
};
};
};
};
};
};

10
arch/arm/mach-ux500/board-mop500-pins.c
View File

@ -56,16 +56,6 @@ static struct pinctrl_map __initdata ab8500_pinmap[] = {
AB8500_MUX_STATE("gpio3_a_1", "gpio", "regulator.36", PINCTRL_STATE_SLEEP),
AB8500_PIN_STATE("GPIO3_U9", in_pd, "regulator.36", PINCTRL_STATE_SLEEP),
/*
* pins 14,15 are muxed in PWM1 and PWM2
* configured in INPUT PULL DOWN
*/
AB8500_MUX_HOG("pwmout1_d_1", "pwmout"),
AB8500_PIN_HOG("GPIO14_F14", in_pd),
AB8500_MUX_HOG("pwmout2_d_1", "pwmout"),
AB8500_PIN_HOG("GPIO15_B17", in_pd),
/*
* pins 17,18,19 and 20 are muxed in AUDIO interface 1
* configured in INPUT PULL DOWN