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ARM: ux500: move AB8500 clock out pins to DT 

This moves the AB8500 pin settings for the clock out pins over
to the device tree. We can delete the special setup calls for the
platforms only using the AB8500 and not AB8505.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
hifive-unleashed-5.1
Linus Walleij 2014-02-03 23:16:49 +01:00
parent d88ae11e45
commit 7acacfbc3d
4 changed files with 51 additions and 50 deletions
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51
arch/arm/boot/dts/ste-href-ab8500.dtsi
View File

@ -370,6 +370,57 @@
};
};
};
/*
* Clock output pins associated with regulators.
*/
sysclkreq2 {
sysclkreq2_default_mode: sysclkreq2_default {
default_mux {
ste,function = "sysclkreq";
ste,pins = "sysclkreq2_d_1";
};
default_cfg {
ste,pins = "GPIO1_T10";
input-enable;
bias-disable;
};
};
sysclkreq2_sleep_mode: sysclkreq2_sleep {
default_mux {
ste,function = "gpio";
ste,pins = "gpio1_a_1";
};
default_cfg {
ste,pins = "GPIO1_T10";
input-enable;
bias-pull-down;
};
};
};
sysclkreq4 {
sysclkreq4_default_mode: sysclkreq4_default {
default_mux {
ste,function = "sysclkreq";
ste,pins = "sysclkreq4_d_1";
};
default_cfg {
ste,pins = "GPIO3_U9";
input-enable;
bias-disable;
};
};
sysclkreq4_sleep_mode: sysclkreq4_sleep {
default_mux {
ste,function = "gpio";
ste,pins = "gpio3_a_1";
};
default_cfg {
ste,pins = "GPIO3_U9";
input-enable;
bias-pull-down;
};
};
};
};
};
};

41
arch/arm/mach-ux500/board-mop500-pins.c
View File

@ -21,16 +21,6 @@
BIAS(abx500_in_pd, PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_DOWN, 1));
BIAS(abx500_in_nopull, PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_DOWN, 0));
#define AB8500_MUX_HOG(group, func) \
PIN_MAP_MUX_GROUP_HOG_DEFAULT("pinctrl-ab8500.0", group, func)
#define AB8500_PIN_HOG(pin, conf) \
PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-ab8500.0", pin, abx500_##conf)
#define AB8500_MUX_STATE(group, func, dev, state) \
PIN_MAP_MUX_GROUP(dev, state, "pinctrl-ab8500.0", group, func)
#define AB8500_PIN_STATE(pin, conf, dev, state) \
PIN_MAP_CONFIGS_PIN(dev, state, "pinctrl-ab8500.0", pin, abx500_##conf)
#define AB8505_MUX_HOG(group, func) \
PIN_MAP_MUX_GROUP_HOG_DEFAULT("pinctrl-ab8505.0", group, func)
#define AB8505_PIN_HOG(pin, conf) \
@ -41,22 +31,6 @@ BIAS(abx500_in_nopull, PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_DOWN, 0));
#define AB8505_PIN_STATE(pin, conf, dev, state) \
PIN_MAP_CONFIGS_PIN(dev, state, "pinctrl-ab8505.0", pin, abx500_##conf)
static struct pinctrl_map __initdata ab8500_pinmap[] = {
/* Sysclkreq2 */
AB8500_MUX_STATE("sysclkreq2_d_1", "sysclkreq", "regulator.35", PINCTRL_STATE_DEFAULT),
AB8500_PIN_STATE("GPIO1_T10", in_nopull, "regulator.35", PINCTRL_STATE_DEFAULT),
/* sysclkreq2 disable, mux in gpio configured in input pulldown */
AB8500_MUX_STATE("gpio1_a_1", "gpio", "regulator.35", PINCTRL_STATE_SLEEP),
AB8500_PIN_STATE("GPIO1_T10", in_pd, "regulator.35", PINCTRL_STATE_SLEEP),
/* Sysclkreq4 */
AB8500_MUX_STATE("sysclkreq4_d_1", "sysclkreq", "regulator.36", PINCTRL_STATE_DEFAULT),
AB8500_PIN_STATE("GPIO3_U9", in_nopull, "regulator.36", PINCTRL_STATE_DEFAULT),
/* sysclkreq4 disable, mux in gpio configured in input pulldown */
AB8500_MUX_STATE("gpio3_a_1", "gpio", "regulator.36", PINCTRL_STATE_SLEEP),
AB8500_PIN_STATE("GPIO3_U9", in_pd, "regulator.36", PINCTRL_STATE_SLEEP),
};
static struct pinctrl_map __initdata ab8505_pinmap[] = {
/* Sysclkreq2 */
AB8505_MUX_STATE("sysclkreq2_d_1", "sysclkreq", "regulator.36", PINCTRL_STATE_DEFAULT),
@ -116,19 +90,4 @@ void __init mop500_pinmaps_init(void)
if (machine_is_u8520())
pinctrl_register_mappings(ab8505_pinmap,
ARRAY_SIZE(ab8505_pinmap));
else
pinctrl_register_mappings(ab8500_pinmap,
ARRAY_SIZE(ab8500_pinmap));
}
void __init snowball_pinmaps_init(void)
{
pinctrl_register_mappings(ab8500_pinmap,
ARRAY_SIZE(ab8500_pinmap));
}
void __init hrefv60_pinmaps_init(void)
{
pinctrl_register_mappings(ab8500_pinmap,
ARRAY_SIZE(ab8500_pinmap));
}

2
arch/arm/mach-ux500/board-mop500.h
View File

@ -89,7 +89,5 @@ extern struct msp_i2s_platform_data msp2_platform_data;
extern struct msp_i2s_platform_data msp3_platform_data;
void __init mop500_pinmaps_init(void);
void __init snowball_pinmaps_init(void);
void __init hrefv60_pinmaps_init(void);
#endif

7
arch/arm/mach-ux500/cpu-db8500.c
View File

@ -194,13 +194,6 @@ static void __init u8500_init_machine(void)
/* Pinmaps must be in place before devices register */
if (of_machine_is_compatible("st-ericsson,mop500"))
mop500_pinmaps_init();
else if (of_machine_is_compatible("calaosystems,snowball-a9500")) {
snowball_pinmaps_init();
} else if (of_machine_is_compatible("st-ericsson,hrefv60+"))
hrefv60_pinmaps_init();
else if (of_machine_is_compatible("st-ericsson,ccu9540")) {}
/* TODO: Add pinmaps for ccu9540 board. */
/* automatically probe child nodes of dbx5x0 devices */
if (of_machine_is_compatible("st-ericsson,u8540"))
of_platform_populate(NULL, u8500_local_bus_nodes,