pcm038: Add SPI/MC13783 support

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

diff --git a/arch/arm/mach-mx2/pcm038.c b/arch/arm/mach-mx2/pcm038.c
index ee65dda584cfbd51ec7a9fa4539badfac69d1dad..906d59b0a7aa4912275c0947beeecab7c27af1aa 100644 (file)
--- a/arch/arm/mach-mx2/pcm038.c
+++ b/arch/arm/mach-mx2/pcm038.c
@@ -23,6 +23,10 @@
 #include <linux/mtd/plat-ram.h>
 #include <linux/mtd/physmap.h>
 #include <linux/platform_device.h>
+#include <linux/regulator/machine.h>
+#include <linux/mfd/mc13783.h>
+#include <linux/spi/spi.h>
+#include <linux/irq.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -35,6 +39,7 @@
 #include <mach/iomux.h>
 #include <mach/imx-uart.h>
 #include <mach/mxc_nand.h>
+#include <mach/spi.h>
 
 #include "devices.h"
 
@@ -78,8 +83,6 @@ static int pcm038_pins[] = {
        PC6_PF_I2C2_SCL,
        /* SPI1 */
        PD25_PF_CSPI1_RDY,
-       PD27_PF_CSPI1_SS1,
-       PD28_PF_CSPI1_SS0,
        PD29_PF_CSPI1_SCLK,
        PD30_PF_CSPI1_MISO,
        PD31_PF_CSPI1_MOSI,
@@ -196,6 +199,86 @@ static struct i2c_board_info pcm038_i2c_devices[] = {
        }
 };
 
+static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
+
+static struct spi_imx_master pcm038_spi_0_data = {
+       .chipselect = pcm038_spi_cs,
+       .num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
+};
+
+static struct regulator_consumer_supply sdhc1_consumers[] = {
+       {
+               .dev    = &mxc_sdhc_device1.dev,
+               .supply = "sdhc_vcc",
+       },
+};
+
+static struct regulator_init_data sdhc1_data = {
+       .constraints = {
+               .min_uV = 3000000,
+               .max_uV = 3400000,
+               .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+                       REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
+               .valid_modes_mask = REGULATOR_MODE_NORMAL |
+                       REGULATOR_MODE_FAST,
+               .always_on = 0,
+               .boot_on = 0,
+       },
+       .num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers),
+       .consumer_supplies = sdhc1_consumers,
+};
+
+static struct regulator_consumer_supply cam_consumers[] = {
+       {
+               .dev    = NULL,
+               .supply = "imx_cam_vcc",
+       },
+};
+
+static struct regulator_init_data cam_data = {
+       .constraints = {
+               .min_uV = 3000000,
+               .max_uV = 3400000,
+               .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+                       REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
+               .valid_modes_mask = REGULATOR_MODE_NORMAL |
+                       REGULATOR_MODE_FAST,
+               .always_on = 0,
+               .boot_on = 0,
+       },
+       .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
+       .consumer_supplies = cam_consumers,
+};
+
+struct mc13783_regulator_init_data pcm038_regulators[] = {
+       {
+               .id = MC13783_REGU_VCAM,
+               .init_data = &cam_data,
+       }, {
+               .id = MC13783_REGU_VMMC1,
+               .init_data = &sdhc1_data,
+       },
+};
+
+static struct mc13783_platform_data pcm038_pmic = {
+       .regulators = pcm038_regulators,
+       .num_regulators = ARRAY_SIZE(pcm038_regulators),
+       .flags = MC13783_USE_ADC | MC13783_USE_REGULATOR |
+                MC13783_USE_TOUCHSCREEN,
+};
+
+static struct spi_board_info pcm038_spi_board_info[] __initdata = {
+       {
+               .modalias = "mc13783",
+               .irq = IRQ_GPIOB(23),
+               .max_speed_hz = 300000,
+               .bus_num = 0,
+               .chip_select = 0,
+               .platform_data = &pcm038_pmic,
+               .mode = SPI_CS_HIGH,
+       }
+};
+
 static void __init pcm038_init(void)
 {
        mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
@@ -219,6 +302,15 @@ static void __init pcm038_init(void)
        /* PE18 for user-LED D40 */
        mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT);
 
+       mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
+
+       /* MC13783 IRQ */
+       mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
+
+       mxc_register_device(&mxc_spi_device0, &pcm038_spi_0_data);
+       spi_register_board_info(pcm038_spi_board_info,
+                               ARRAY_SIZE(pcm038_spi_board_info));
+
        platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
 
 #ifdef CONFIG_MACH_PCM970_BASEBOARD