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Diffstat (limited to 'arch/arm/mach-ux500/board-mop500.c')
-rw-r--r--arch/arm/mach-ux500/board-mop500.c55
1 files changed, 52 insertions, 3 deletions
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index 8790d984cac8..6e1907fa94f0 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -20,7 +20,10 @@
#include <linux/amba/serial.h>
#include <linux/spi/spi.h>
#include <linux/mfd/ab8500.h>
+#include <linux/regulator/ab8500.h>
#include <linux/mfd/tc3589x.h>
+#include <linux/mfd/tps6105x.h>
+#include <linux/mfd/ab8500/gpio.h>
#include <linux/leds-lp5521.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
@@ -41,10 +44,35 @@
#include "board-mop500.h"
#include "board-mop500-regulators.h"
+static struct ab8500_gpio_platform_data ab8500_gpio_pdata = {
+ .gpio_base = MOP500_AB8500_GPIO(0),
+ .irq_base = MOP500_AB8500_VIR_GPIO_IRQ_BASE,
+ /* config_reg is the initial configuration of ab8500 pins.
+ * The pins can be configured as GPIO or alt functions based
+ * on value present in GpioSel1 to GpioSel6 and AlternatFunction
+ * register. This is the array of 7 configuration settings.
+ * One has to compile time decide these settings. Below is the
+ * explanation of these setting
+ * GpioSel1 = 0x00 => Pins GPIO1 to GPIO8 are not used as GPIO
+ * GpioSel2 = 0x1E => Pins GPIO10 to GPIO13 are configured as GPIO
+ * GpioSel3 = 0x80 => Pin GPIO24 is configured as GPIO
+ * GpioSel4 = 0x01 => Pin GPIo25 is configured as GPIO
+ * GpioSel5 = 0x7A => Pins GPIO34, GPIO36 to GPIO39 are conf as GPIO
+ * GpioSel6 = 0x00 => Pins GPIO41 & GPIo42 are not configured as GPIO
+ * AlternaFunction = 0x00 => If Pins GPIO10 to 13 are not configured
+ * as GPIO then this register selectes the alternate fucntions
+ */
+ .config_reg = {0x00, 0x1E, 0x80, 0x01,
+ 0x7A, 0x00, 0x00},
+};
+
static struct ab8500_platform_data ab8500_platdata = {
.irq_base = MOP500_AB8500_IRQ_BASE,
+ .regulator_reg_init = ab8500_regulator_reg_init,
+ .num_regulator_reg_init = ARRAY_SIZE(ab8500_regulator_reg_init),
.regulator = ab8500_regulators,
.num_regulator = ARRAY_SIZE(ab8500_regulators),
+ .gpio = &ab8500_gpio_pdata,
};
static struct resource ab8500_resources[] = {
@@ -66,6 +94,15 @@ struct platform_device ab8500_device = {
};
/*
+ * TPS61052
+ */
+
+static struct tps6105x_platform_data mop500_tps61052_data = {
+ .mode = TPS6105X_MODE_VOLTAGE,
+ .regulator_data = &tps61052_regulator,
+};
+
+/*
* TC35892
*/
@@ -135,14 +172,21 @@ static struct lp5521_platform_data __initdata lp5521_sec_data = {
.clock_mode = LP5521_CLOCK_EXT,
};
-static struct i2c_board_info mop500_i2c0_devices[] = {
+static struct i2c_board_info __initdata mop500_i2c0_devices[] = {
{
I2C_BOARD_INFO("tc3589x", 0x42),
.irq = NOMADIK_GPIO_TO_IRQ(217),
.platform_data = &mop500_tc35892_data,
},
+ /* I2C0 devices only available prior to HREFv60 */
+ {
+ I2C_BOARD_INFO("tps61052", 0x33),
+ .platform_data = &mop500_tps61052_data,
+ },
};
+#define NUM_PRE_V60_I2C0_DEVICES 1
+
static struct i2c_board_info __initdata mop500_i2c2_devices[] = {
{
/* lp5521 LED driver, 1st device */
@@ -380,6 +424,8 @@ static void __init mop500_uart_init(void)
static void __init mop500_init_machine(void)
{
+ int i2c0_devs;
+
/*
* The HREFv60 board removed a GPIO expander and routed
* all these GPIO pins to the internal GPIO controller
@@ -403,8 +449,11 @@ static void __init mop500_init_machine(void)
platform_device_register(&ab8500_device);
- i2c_register_board_info(0, mop500_i2c0_devices,
- ARRAY_SIZE(mop500_i2c0_devices));
+ i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
+ if (machine_is_hrefv60())
+ i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES;
+
+ i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
i2c_register_board_info(2, mop500_i2c2_devices,
ARRAY_SIZE(mop500_i2c2_devices));
}