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mach-ux500: add basic support for snowball board
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Based on work from Mathieu J. Poirier <mathieu.poirier@linaro.org>
For more information on snowball please visit
http://www.igloocommunity.org

Signed-off-by: Robert Marklund <robert.marklund@stericsson.com>
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@linusw
Robert Marklund authored and linusw committed Jun 23, 2011
1 parent 58402b6 commit 350abe0
Showing 1 changed file with 145 additions and 9 deletions.
154 changes: 145 additions & 9 deletions arch/arm/mach-ux500/board-mop500.c
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Expand Up @@ -26,8 +26,10 @@
#include <linux/mfd/ab8500/gpio.h>
#include <linux/leds-lp5521.h>
#include <linux/input.h>
#include <linux/smsc911x.h>
#include <linux/gpio_keys.h>

#include <linux/leds.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>

Expand All @@ -44,6 +46,26 @@
#include "board-mop500.h"
#include "board-mop500-regulators.h"

static struct gpio_led snowball_led_array[] = {
{
.name = "user_led",
.default_trigger = "none",
.gpio = 142,
},
};

static struct gpio_led_platform_data snowball_led_data = {
.leds = snowball_led_array,
.num_leds = ARRAY_SIZE(snowball_led_array),
};

static struct platform_device snowball_led_dev = {
.name = "leds-gpio",
.dev = {
.platform_data = &snowball_led_data,
},
};

static struct ab8500_gpio_platform_data ab8500_gpio_pdata = {
.gpio_base = MOP500_AB8500_GPIO(0),
.irq_base = MOP500_AB8500_VIR_GPIO_IRQ_BASE,
Expand All @@ -66,6 +88,97 @@ static struct ab8500_gpio_platform_data ab8500_gpio_pdata = {
0x7A, 0x00, 0x00},
};

static struct gpio_keys_button snowball_key_array[] = {
{
.gpio = 32,
.type = EV_KEY,
.code = KEY_1,
.desc = "userpb",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
{
.gpio = 151,
.type = EV_KEY,
.code = KEY_2,
.desc = "extkb1",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
{
.gpio = 152,
.type = EV_KEY,
.code = KEY_3,
.desc = "extkb2",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
{
.gpio = 161,
.type = EV_KEY,
.code = KEY_4,
.desc = "extkb3",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
{
.gpio = 162,
.type = EV_KEY,
.code = KEY_5,
.desc = "extkb4",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
};

static struct gpio_keys_platform_data snowball_key_data = {
.buttons = snowball_key_array,
.nbuttons = ARRAY_SIZE(snowball_key_array),
};

static struct platform_device snowball_key_dev = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &snowball_key_data,
}
};

static struct smsc911x_platform_config snowball_sbnet_cfg = {
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
.flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
.shift = 1,
};

static struct resource sbnet_res[] = {
{
.name = "smsc911x-memory",
.start = (0x5000 << 16),
.end = (0x5000 << 16) + 0xffff,
.flags = IORESOURCE_MEM,
},
{
.start = NOMADIK_GPIO_TO_IRQ(140),
.end = NOMADIK_GPIO_TO_IRQ(140),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
},
};

static struct platform_device snowball_sbnet_dev = {
.name = "smsc911x",
.num_resources = ARRAY_SIZE(sbnet_res),
.resource = sbnet_res,
.dev = {
.platform_data = &snowball_sbnet_cfg,
},
};

static struct ab8500_platform_data ab8500_platdata = {
.irq_base = MOP500_AB8500_IRQ_BASE,
.regulator_reg_init = ab8500_regulator_reg_init,
Expand Down Expand Up @@ -292,8 +405,9 @@ static void mop500_prox_deactivate(struct device *dev)
}

/* add any platform devices here - TODO */
static struct platform_device *platform_devs[] __initdata = {
static struct platform_device *mop500_platform_devs[] __initdata = {
&mop500_gpio_keys_device,
&ab8500_device,
};

#ifdef CONFIG_STE_DMA40
Expand Down Expand Up @@ -424,6 +538,13 @@ static void __init mop500_uart_init(void)
db8500_add_uart2(&uart2_plat);
}

static struct platform_device *snowball_platform_devs[] __initdata = {
&snowball_led_dev,
&snowball_key_dev,
&snowball_sbnet_dev,
&ab8500_device,
};

static void __init mop500_init_machine(void)
{
int i2c0_devs;
Expand All @@ -433,24 +554,30 @@ static void __init mop500_init_machine(void)
* all these GPIO pins to the internal GPIO controller
* instead.
*/
if (machine_is_hrefv60())
mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
else
mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
if (!machine_is_snowball()) {
if (machine_is_hrefv60())
mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
else
mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
}

u8500_init_devices();

mop500_pins_init();

platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
if (machine_is_snowball())
platform_add_devices(snowball_platform_devs,
ARRAY_SIZE(snowball_platform_devs));
else
platform_add_devices(mop500_platform_devs,
ARRAY_SIZE(mop500_platform_devs));

mop500_i2c_init();
mop500_sdi_init();
if (!machine_is_snowball())
mop500_sdi_init();
mop500_spi_init();
mop500_uart_init();

platform_device_register(&ab8500_device);

i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
if (machine_is_hrefv60())
i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES;
Expand Down Expand Up @@ -480,3 +607,12 @@ MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+")
.timer = &ux500_timer,
.init_machine = mop500_init_machine,
MACHINE_END

MACHINE_START(SNOWBALL, "Calao Systems Snowball platform")
.boot_params = 0x100,
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
/* we re-use nomadik timer here */
.timer = &ux500_timer,
.init_machine = mop500_init_machine,
MACHINE_END

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