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omap: igep0020: add support for IGEP3
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Add IGEP3 machine support to board-igep0020

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Acked-by: Enric Balletbo i Serra <eballetbo@iseebcn.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Mike Rapoport authored and Tony Lindgren committed May 17, 2011
1 parent 0d4ab9a commit 2a60997
Showing 1 changed file with 80 additions and 23 deletions.
103 changes: 80 additions & 23 deletions arch/arm/mach-omap2/board-igep0020.c
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Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,11 @@
#define IGEP2_RC_GPIO_WIFI_NRESET 139
#define IGEP2_RC_GPIO_BT_NRESET 137

#define IGEP3_GPIO_LED0_GREEN 54
#define IGEP3_GPIO_LED0_RED 53
#define IGEP3_GPIO_LED1_RED 16
#define IGEP3_GPIO_USBH_NRESET 183

/*
* IGEP2 Hardware Revision Table
*
Expand All @@ -69,13 +74,19 @@

#define IGEP2_BOARD_HWREV_B 0
#define IGEP2_BOARD_HWREV_C 1
#define IGEP3_BOARD_HWREV 2

static u8 hwrev;

static void __init igep2_get_revision(void)
{
u8 ret;

if (machine_is_igep0030()) {
hwrev = IGEP3_BOARD_HWREV;
return;
}

omap_mux_init_gpio(IGEP2_GPIO_LED1_RED, OMAP_PIN_INPUT);

if (gpio_request_one(IGEP2_GPIO_LED1_RED, GPIOF_IN, "GPIO_HW0_REV")) {
Expand Down Expand Up @@ -332,24 +343,40 @@ static struct platform_device igep_led_device = {

static void __init igep_leds_init(void)
{
igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
if (machine_is_igep0020()) {
igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
} else {
igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED;
igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN;
igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED;
}

platform_device_register(&igep_led_device);
}

#else
static struct gpio igep_gpio_leds[] __initdata = {
{ IGEP2_GPIO_LED0_RED, GPIOF_OUT_INIT_LOW, "gpio-led:red:d0" },
{ IGEP2_GPIO_LED0_GREEN, GPIOF_OUT_INIT_LOW, "gpio-led:green:d0" },
{ IGEP2_GPIO_LED1_RED, GPIOF_OUT_INIT_LOW, "gpio-led:red:d1" },
{ -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:red:d0" },
{ -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:green:d0" },
{ -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:red:d1" },
};

static inline void igep_leds_init(void)
{
int i;

if (machine_is_igep0020()) {
igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
} else {
igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED;
igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN;
igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED;
}

if (gpio_request_array(igep_gpio_leds, ARRAY_SIZE(igep_gpio_leds))) {
pr_warning("IGEP v2: Could not obtain leds gpios\n");
return;
Expand Down Expand Up @@ -386,6 +413,9 @@ static int igep_twl_gpio_setup(struct device *dev,
igep_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
#endif

if (machine_is_igep0030())
return 0;

/*
* REVISIT: need ehci-omap hooks for external VBUS
* power switch and overcurrent detect
Expand Down Expand Up @@ -548,18 +578,20 @@ static void __init igep_i2c_init(void)
{
int ret;

/*
* Bus 3 is attached to the DVI port where devices like the pico DLP
* projector don't work reliably with 400kHz
*/
ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo,
ARRAY_SIZE(igep2_i2c3_boardinfo));
if (ret)
pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret);

igep_twldata.codec = &igep2_codec_data;
igep_twldata.keypad = &igep2_keypad_pdata;
igep_twldata.vpll2 = &igep2_vpll2;
if (machine_is_igep0020()) {
/*
* Bus 3 is attached to the DVI port where devices like the
* pico DLP projector don't work reliably with 400kHz
*/
ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo,
ARRAY_SIZE(igep2_i2c3_boardinfo));
if (ret)
pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret);

igep_twldata.codec = &igep2_codec_data;
igep_twldata.keypad = &igep2_keypad_pdata;
igep_twldata.vpll2 = &igep2_vpll2;
}

omap3_pmic_init("twl4030", &igep_twldata);
}
Expand All @@ -575,6 +607,17 @@ static const struct usbhs_omap_board_data igep2_usbhs_bdata __initconst = {
.reset_gpio_port[2] = -EINVAL,
};

static const struct usbhs_omap_board_data igep3_usbhs_bdata __initconst = {
.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,

.phy_reset = true,
.reset_gpio_port[0] = -EINVAL,
.reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET,
.reset_gpio_port[2] = -EINVAL,
};

#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
{ .reg_offset = OMAP_MUX_TERMINATOR },
Expand All @@ -597,7 +640,7 @@ static void __init igep_wlan_bt_init(void)
igep_wlan_bt_gpios[0].gpio = IGEP2_RB_GPIO_WIFI_NPD;
igep_wlan_bt_gpios[1].gpio = IGEP2_RB_GPIO_WIFI_NRESET;
igep_wlan_bt_gpios[2].gpio = IGEP2_RB_GPIO_BT_NRESET;
} else if (hwrev == IGEP2_BOARD_HWREV_C) {
} else if (hwrev == IGEP2_BOARD_HWREV_C || machine_is_igep0030()) {
igep_wlan_bt_gpios[0].gpio = IGEP2_RC_GPIO_WIFI_NPD;
igep_wlan_bt_gpios[1].gpio = IGEP2_RC_GPIO_WIFI_NRESET;
igep_wlan_bt_gpios[2].gpio = IGEP2_RC_GPIO_BT_NRESET;
Expand Down Expand Up @@ -645,10 +688,14 @@ static void __init igep_init(void)
*/
igep_wlan_bt_init();

omap_display_init(&igep2_dss_data);
igep2_display_init();
igep2_init_smsc911x();
usbhs_init(&igep2_usbhs_bdata);
if (machine_is_igep0020()) {
omap_display_init(&igep2_dss_data);
igep2_display_init();
igep2_init_smsc911x();
usbhs_init(&igep2_usbhs_bdata);
} else {
usbhs_init(&igep3_usbhs_bdata);
}
}

MACHINE_START(IGEP0020, "IGEP v2 board")
Expand All @@ -660,3 +707,13 @@ MACHINE_START(IGEP0020, "IGEP v2 board")
.init_machine = igep_init,
.timer = &omap_timer,
MACHINE_END

MACHINE_START(IGEP0030, "IGEP OMAP3 module")
.boot_params = 0x80000100,
.reserve = omap_reserve,
.map_io = omap3_map_io,
.init_early = igep_init_early,
.init_irq = omap_init_irq,
.init_machine = igep_init,
.timer = &omap_timer,
MACHINE_END

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