1 files changed, 357 insertions, 0 deletions

diff --git a/arch/arm/mach-mx5/mx51_efika.c b/arch/arm/mach-mx5/mx51_efika.c
index c08ec63415e5..b4d5ae913ff8 100644
--- a/arch/arm/mach-mx5/mx51_efika.c
+++ b/arch/arm/mach-mx5/mx51_efika.c
@@ -23,6 +23,9 @@
 #include <linux/fsl_devices.h>
 #include <linux/spi/flash.h>
 #include <linux/spi/spi.h>
+#include <linux/mfd/mc13892.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/consumer.h>
 
 #include <mach/common.h>
 #include <mach/hardware.h>
@@ -39,6 +42,7 @@
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
+#include <asm/mach-types.h>
 
 #include "devices-imx51.h"
 #include "devices.h"
@@ -54,6 +58,8 @@
 #define EFIKAMX_SPI_CS0         IMX_GPIO_NR(4, 24)
 #define EFIKAMX_SPI_CS1         IMX_GPIO_NR(4, 25)
 
+#define EFIKAMX_PMIC            IMX_GPIO_NR(1, 6)
+
 static iomux_v3_cfg_t mx51efika_pads[] = {
         /* UART1 */
         MX51_PAD_UART1_RXD__UART1_RXD,
@@ -90,6 +96,7 @@ static iomux_v3_cfg_t mx51efika_pads[] = {
         MX51_PAD_CSPI1_SS1__GPIO4_25,
         MX51_PAD_CSPI1_RDY__ECSPI1_RDY,
         MX51_PAD_CSPI1_SCLK__ECSPI1_SCLK,
+        MX51_PAD_GPIO1_6__GPIO1_6,
 
         /* USB HOST1 */
         MX51_PAD_USBH1_CLK__USBH1_CLK,
@@ -238,6 +245,336 @@ static struct flash_platform_data mx51_efika_spi_flash_data = {
         .type           = "sst25vf032b",
 };
 
+static struct regulator_consumer_supply sw1_consumers[] = {
+        {
+                .supply = "cpu_vcc",
+        }
+};
+
+static struct regulator_consumer_supply vdig_consumers[] = {
+        /* sgtl5000 */
+        REGULATOR_SUPPLY("VDDA", "1-000a"),
+        REGULATOR_SUPPLY("VDDD", "1-000a"),
+};
+
+static struct regulator_consumer_supply vvideo_consumers[] = {
+        /* sgtl5000 */
+        REGULATOR_SUPPLY("VDDIO", "1-000a"),
+};
+
+static struct regulator_consumer_supply vsd_consumers[] = {
+        REGULATOR_SUPPLY("vmmc", "sdhci-esdhc-imx.0"),
+        REGULATOR_SUPPLY("vmmc", "sdhci-esdhc-imx.1"),
+};
+
+static struct regulator_consumer_supply pwgt1_consumer[] = {
+        {
+                .supply = "pwgt1",
+        }
+};
+
+static struct regulator_consumer_supply pwgt2_consumer[] = {
+        {
+                .supply = "pwgt2",
+        }
+};
+
+static struct regulator_consumer_supply coincell_consumer[] = {
+        {
+                .supply = "coincell",
+        }
+};
+
+static struct regulator_init_data sw1_init = {
+        .constraints = {
+                .name = "SW1",
+                .min_uV = 600000,
+                .max_uV = 1375000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                .valid_modes_mask = 0,
+                .always_on = 1,
+                .boot_on = 1,
+                .state_mem = {
+                        .uV = 850000,
+                        .mode = REGULATOR_MODE_NORMAL,
+                        .enabled = 1,
+                },
+        },
+        .num_consumer_supplies = ARRAY_SIZE(sw1_consumers),
+        .consumer_supplies = sw1_consumers,
+};
+
+static struct regulator_init_data sw2_init = {
+        .constraints = {
+                .name = "SW2",
+                .min_uV = 900000,
+                .max_uV = 1850000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                .always_on = 1,
+                .boot_on = 1,
+                .state_mem = {
+                        .uV = 950000,
+                        .mode = REGULATOR_MODE_NORMAL,
+                        .enabled = 1,
+                },
+        }
+};
+
+static struct regulator_init_data sw3_init = {
+        .constraints = {
+                .name = "SW3",
+                .min_uV = 1100000,
+                .max_uV = 1850000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                .always_on = 1,
+                .boot_on = 1,
+        }
+};
+
+static struct regulator_init_data sw4_init = {
+        .constraints = {
+                .name = "SW4",
+                .min_uV = 1100000,
+                .max_uV = 1850000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                .always_on = 1,
+                .boot_on = 1,
+        }
+};
+
+static struct regulator_init_data viohi_init = {
+        .constraints = {
+                .name = "VIOHI",
+                .boot_on = 1,
+                .always_on = 1,
+        }
+};
+
+static struct regulator_init_data vusb_init = {
+        .constraints = {
+                .name = "VUSB",
+                .boot_on = 1,
+                .always_on = 1,
+        }
+};
+
+static struct regulator_init_data swbst_init = {
+        .constraints = {
+                .name = "SWBST",
+        }
+};
+
+static struct regulator_init_data vdig_init = {
+        .constraints = {
+                .name = "VDIG",
+                .min_uV = 1050000,
+                .max_uV = 1800000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
+                .boot_on = 1,
+                .always_on = 1,
+        },
+        .num_consumer_supplies = ARRAY_SIZE(vdig_consumers),
+        .consumer_supplies = vdig_consumers,
+};
+
+static struct regulator_init_data vpll_init = {
+        .constraints = {
+                .name = "VPLL",
+                .min_uV = 1050000,
+                .max_uV = 1800000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
+                .boot_on = 1,
+                .always_on = 1,
+        }
+};
+
+static struct regulator_init_data vusb2_init = {
+        .constraints = {
+                .name = "VUSB2",
+                .min_uV = 2400000,
+                .max_uV = 2775000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                .boot_on = 1,
+                .always_on = 1,
+        }
+};
+
+static struct regulator_init_data vvideo_init = {
+        .constraints = {
+                .name = "VVIDEO",
+                .min_uV = 2775000,
+                .max_uV = 2775000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
+                .boot_on = 1,
+                .apply_uV = 1,
+        },
+        .num_consumer_supplies = ARRAY_SIZE(vvideo_consumers),
+        .consumer_supplies = vvideo_consumers,
+};
+
+static struct regulator_init_data vaudio_init = {
+        .constraints = {
+                .name = "VAUDIO",
+                .min_uV = 2300000,
+                .max_uV = 3000000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
+                .boot_on = 1,
+        }
+};
+
+static struct regulator_init_data vsd_init = {
+        .constraints = {
+                .name = "VSD",
+                .min_uV = 1800000,
+                .max_uV = 3150000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE,
+                .boot_on = 1,
+        },
+        .num_consumer_supplies = ARRAY_SIZE(vsd_consumers),
+        .consumer_supplies = vsd_consumers,
+};
+
+static struct regulator_init_data vcam_init = {
+        .constraints = {
+                .name = "VCAM",
+                .min_uV = 2500000,
+                .max_uV = 3000000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE |
+                        REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
+                .valid_modes_mask = REGULATOR_MODE_FAST | REGULATOR_MODE_NORMAL,
+                .boot_on = 1,
+        }
+};
+
+static struct regulator_init_data vgen1_init = {
+        .constraints = {
+                .name = "VGEN1",
+                .min_uV = 1200000,
+                .max_uV = 3150000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
+                .boot_on = 1,
+                .always_on = 1,
+        }
+};
+
+static struct regulator_init_data vgen2_init = {
+        .constraints = {
+                .name = "VGEN2",
+                .min_uV = 1200000,
+                .max_uV = 3150000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
+                .boot_on = 1,
+                .always_on = 1,
+        }
+};
+
+static struct regulator_init_data vgen3_init = {
+        .constraints = {
+                .name = "VGEN3",
+                .min_uV = 1800000,
+                .max_uV = 2900000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
+                .boot_on = 1,
+                .always_on = 1,
+        }
+};
+
+static struct regulator_init_data gpo1_init = {
+        .constraints = {
+                .name = "GPO1",
+        }
+};
+
+static struct regulator_init_data gpo2_init = {
+        .constraints = {
+                .name = "GPO2",
+        }
+};
+
+static struct regulator_init_data gpo3_init = {
+        .constraints = {
+                .name = "GPO3",
+        }
+};
+
+static struct regulator_init_data gpo4_init = {
+        .constraints = {
+                .name = "GPO4",
+        }
+};
+
+static struct regulator_init_data pwgt1_init = {
+        .constraints = {
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .boot_on        = 1,
+        },
+        .num_consumer_supplies = ARRAY_SIZE(pwgt1_consumer),
+        .consumer_supplies = pwgt1_consumer,
+};
+
+static struct regulator_init_data pwgt2_init = {
+        .constraints = {
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .boot_on        = 1,
+        },
+        .num_consumer_supplies = ARRAY_SIZE(pwgt2_consumer),
+        .consumer_supplies = pwgt2_consumer,
+};
+
+static struct regulator_init_data vcoincell_init = {
+        .constraints = {
+                .name = "COINCELL",
+                .min_uV = 3000000,
+                .max_uV = 3000000,
+                .valid_ops_mask =
+                        REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
+        },
+        .num_consumer_supplies = ARRAY_SIZE(coincell_consumer),
+        .consumer_supplies = coincell_consumer,
+};
+
+static struct mc13xxx_regulator_init_data mx51_efika_regulators[] = {
+        { .id = MC13892_SW1,            .init_data =  &sw1_init },
+        { .id = MC13892_SW2,            .init_data =  &sw2_init },
+        { .id = MC13892_SW3,            .init_data =  &sw3_init },
+        { .id = MC13892_SW4,            .init_data =  &sw4_init },
+        { .id = MC13892_SWBST,          .init_data =  &swbst_init },
+        { .id = MC13892_VIOHI,          .init_data =  &viohi_init },
+        { .id = MC13892_VPLL,           .init_data =  &vpll_init },
+        { .id = MC13892_VDIG,           .init_data =  &vdig_init },
+        { .id = MC13892_VSD,            .init_data =  &vsd_init },
+        { .id = MC13892_VUSB2,          .init_data =  &vusb2_init },
+        { .id = MC13892_VVIDEO,         .init_data =  &vvideo_init },
+        { .id = MC13892_VAUDIO,         .init_data =  &vaudio_init },
+        { .id = MC13892_VCAM,           .init_data =  &vcam_init },
+        { .id = MC13892_VGEN1,          .init_data =  &vgen1_init },
+        { .id = MC13892_VGEN2,          .init_data =  &vgen2_init },
+        { .id = MC13892_VGEN3,          .init_data =  &vgen3_init },
+        { .id = MC13892_VUSB,           .init_data =  &vusb_init },
+        { .id = MC13892_GPO1,           .init_data =  &gpo1_init },
+        { .id = MC13892_GPO2,           .init_data =  &gpo2_init },
+        { .id = MC13892_GPO3,           .init_data =  &gpo3_init },
+        { .id = MC13892_GPO4,           .init_data =  &gpo4_init },
+        { .id = MC13892_PWGT1SPI,       .init_data = &pwgt1_init },
+        { .id = MC13892_PWGT2SPI,       .init_data = &pwgt2_init },
+        { .id = MC13892_VCOINCELL,      .init_data = &vcoincell_init },
+};
+
+static struct mc13xxx_platform_data mx51_efika_mc13892_data = {
+        .flags = MC13XXX_USE_RTC | MC13XXX_USE_REGULATOR,
+        .num_regulators = ARRAY_SIZE(mx51_efika_regulators),
+        .regulators = mx51_efika_regulators,
+};
+
 static struct spi_board_info mx51_efika_spi_board_info[] __initdata = {
         {
                 .modalias = "m25p80",
@@ -247,6 +584,14 @@ static struct spi_board_info mx51_efika_spi_board_info[] __initdata = {
                 .platform_data = &mx51_efika_spi_flash_data,
                 .irq = -1,
         },
+        {
+                .modalias = "mc13892",
+                .max_speed_hz = 1000000,
+                .bus_num = 0,
+                .chip_select = 0,
+                .platform_data = &mx51_efika_mc13892_data,
+                .irq = gpio_to_irq(EFIKAMX_PMIC),
+        },
 };
 
 static int mx51_efika_spi_cs[] = {
@@ -267,6 +612,18 @@ void __init efika_board_common_init(void)
         mx51_efika_usb();
         imx51_add_sdhci_esdhc_imx(0, NULL);
 
+        /* FIXME: comes from original code. check this. */
+        if (mx51_revision() < IMX_CHIP_REVISION_2_0)
+                sw2_init.constraints.state_mem.uV = 1100000;
+        else if (mx51_revision() == IMX_CHIP_REVISION_2_0) {
+                sw2_init.constraints.state_mem.uV = 1250000;
+                sw1_init.constraints.state_mem.uV = 1000000;
+        }
+        if (machine_is_mx51_efikasb())
+                vgen1_init.constraints.max_uV = 1200000;
+
+        gpio_request(EFIKAMX_PMIC, "pmic irq");
+        gpio_direction_input(EFIKAMX_PMIC);
         spi_register_board_info(mx51_efika_spi_board_info,
                 ARRAY_SIZE(mx51_efika_spi_board_info));
         imx51_add_ecspi(0, &mx51_efika_spi_pdata);