pcm038: Add SPI/MC13783 support (61533841) · Commits · e / devices / android_kernel_teracube_2e

arch/arm/mach-mx2/pcm038.c

+94 −2

Original line number	Diff line number	Diff line
		@@ -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