pcm038: Add SPI/MC13783 support
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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de41fddd9e
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@ -23,6 +23,10 @@
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#include <linux/mtd/plat-ram.h>
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#include <linux/mtd/physmap.h>
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#include <linux/platform_device.h>
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#include <linux/regulator/machine.h>
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#include <linux/mfd/mc13783.h>
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#include <linux/spi/spi.h>
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#include <linux/irq.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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@ -35,6 +39,7 @@
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#include <mach/iomux.h>
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#include <mach/imx-uart.h>
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#include <mach/mxc_nand.h>
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#include <mach/spi.h>
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#include "devices.h"
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@ -78,8 +83,6 @@ static int pcm038_pins[] = {
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PC6_PF_I2C2_SCL,
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/* SPI1 */
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PD25_PF_CSPI1_RDY,
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PD27_PF_CSPI1_SS1,
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PD28_PF_CSPI1_SS0,
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PD29_PF_CSPI1_SCLK,
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PD30_PF_CSPI1_MISO,
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PD31_PF_CSPI1_MOSI,
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@ -196,6 +199,86 @@ static struct i2c_board_info pcm038_i2c_devices[] = {
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}
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};
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static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
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static struct spi_imx_master pcm038_spi_0_data = {
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.chipselect = pcm038_spi_cs,
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.num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
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};
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static struct regulator_consumer_supply sdhc1_consumers[] = {
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{
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.dev = &mxc_sdhc_device1.dev,
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.supply = "sdhc_vcc",
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},
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};
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static struct regulator_init_data sdhc1_data = {
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.constraints = {
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.min_uV = 3000000,
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.max_uV = 3400000,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
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.valid_modes_mask = REGULATOR_MODE_NORMAL |
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REGULATOR_MODE_FAST,
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.always_on = 0,
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.boot_on = 0,
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},
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.num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers),
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.consumer_supplies = sdhc1_consumers,
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};
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static struct regulator_consumer_supply cam_consumers[] = {
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{
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.dev = NULL,
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.supply = "imx_cam_vcc",
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},
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};
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static struct regulator_init_data cam_data = {
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.constraints = {
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.min_uV = 3000000,
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.max_uV = 3400000,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
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.valid_modes_mask = REGULATOR_MODE_NORMAL |
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REGULATOR_MODE_FAST,
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.always_on = 0,
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.boot_on = 0,
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},
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.num_consumer_supplies = ARRAY_SIZE(cam_consumers),
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.consumer_supplies = cam_consumers,
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};
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struct mc13783_regulator_init_data pcm038_regulators[] = {
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{
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.id = MC13783_REGU_VCAM,
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.init_data = &cam_data,
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}, {
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.id = MC13783_REGU_VMMC1,
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.init_data = &sdhc1_data,
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},
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};
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static struct mc13783_platform_data pcm038_pmic = {
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.regulators = pcm038_regulators,
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.num_regulators = ARRAY_SIZE(pcm038_regulators),
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.flags = MC13783_USE_ADC | MC13783_USE_REGULATOR |
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MC13783_USE_TOUCHSCREEN,
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};
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static struct spi_board_info pcm038_spi_board_info[] __initdata = {
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{
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.modalias = "mc13783",
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.irq = IRQ_GPIOB(23),
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.max_speed_hz = 300000,
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.bus_num = 0,
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.chip_select = 0,
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.platform_data = &pcm038_pmic,
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.mode = SPI_CS_HIGH,
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}
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};
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static void __init pcm038_init(void)
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{
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mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
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@ -219,6 +302,15 @@ static void __init pcm038_init(void)
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/* PE18 for user-LED D40 */
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mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT);
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mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
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/* MC13783 IRQ */
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mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
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mxc_register_device(&mxc_spi_device0, &pcm038_spi_0_data);
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spi_register_board_info(pcm038_spi_board_info,
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ARRAY_SIZE(pcm038_spi_board_info));
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platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
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#ifdef CONFIG_MACH_PCM970_BASEBOARD
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