diff options
Diffstat (limited to 'target/linux/mxs/patches-4.1')
5 files changed, 0 insertions, 901 deletions
diff --git a/target/linux/mxs/patches-4.1/100-mxs-select-syscon.patch b/target/linux/mxs/patches-4.1/100-mxs-select-syscon.patch deleted file mode 100644 index 81ebec4774..0000000000 --- a/target/linux/mxs/patches-4.1/100-mxs-select-syscon.patch +++ /dev/null @@ -1,10 +0,0 @@ ---- a/arch/arm/mach-mxs/Kconfig -+++ b/arch/arm/mach-mxs/Kconfig -@@ -17,6 +17,7 @@ config ARCH_MXS - depends on ARCH_MULTI_V5 - select ARCH_REQUIRE_GPIOLIB - select CLKSRC_MMIO -+ select MFD_SYSCON - select PINCTRL - select SOC_BUS - select SOC_IMX23 diff --git a/target/linux/mxs/patches-4.1/101-mxs-add-mxs_power.patch b/target/linux/mxs/patches-4.1/101-mxs-add-mxs_power.patch deleted file mode 100644 index 104736c7c0..0000000000 --- a/target/linux/mxs/patches-4.1/101-mxs-add-mxs_power.patch +++ /dev/null @@ -1,166 +0,0 @@ ---- a/drivers/power/Kconfig -+++ b/drivers/power/Kconfig -@@ -43,6 +43,14 @@ config MAX8925_POWER - Say Y here to enable support for the battery charger in the Maxim - MAX8925 PMIC. - -+config MXS_POWER -+ tristate "Freescale MXS power subsystem support" -+ depends on ARCH_MXS || COMPILE_TEST -+ help -+ Say Y here to enable support for the Freescale i.MX23/i.MX28 -+ power subsystem. This is a requirement to get access to on-chip -+ regulators, battery charger and many more. -+ - config WM831X_BACKUP - tristate "WM831X backup battery charger support" - depends on MFD_WM831X ---- a/drivers/power/Makefile -+++ b/drivers/power/Makefile -@@ -10,6 +10,7 @@ obj-$(CONFIG_GENERIC_ADC_BATTERY) += gen - obj-$(CONFIG_PDA_POWER) += pda_power.o - obj-$(CONFIG_APM_POWER) += apm_power.o - obj-$(CONFIG_MAX8925_POWER) += max8925_power.o -+obj-$(CONFIG_MXS_POWER) += mxs_power.o - obj-$(CONFIG_WM831X_BACKUP) += wm831x_backup.o - obj-$(CONFIG_WM831X_POWER) += wm831x_power.o - obj-$(CONFIG_WM8350_POWER) += wm8350_power.o ---- /dev/null -+++ b/drivers/power/mxs_power.c -@@ -0,0 +1,136 @@ -+/* -+ * Freescale MXS power subsystem -+ * -+ * Copyright (C) 2014 Stefan Wahren -+ * -+ * Inspired by imx-bootlets -+ */ -+ -+/* -+ * The code contained herein is licensed under the GNU General Public -+ * License. You may obtain a copy of the GNU General Public License -+ * Version 2 or later at the following locations: -+ * -+ * http://www.opensource.org/licenses/gpl-license.html -+ * http://www.gnu.org/copyleft/gpl.html -+ */ -+ -+#include <linux/device.h> -+#include <linux/err.h> -+#include <linux/io.h> -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/of.h> -+#include <linux/of_platform.h> -+#include <linux/platform_device.h> -+#include <linux/power_supply.h> -+#include <linux/stmp_device.h> -+#include <linux/types.h> -+ -+#define BM_POWER_CTRL_POLARITY_VBUSVALID BIT(5) -+#define BM_POWER_CTRL_VBUSVALID_IRQ BIT(4) -+#define BM_POWER_CTRL_ENIRQ_VBUS_VALID BIT(3) -+ -+#define HW_POWER_5VCTRL_OFFSET 0x10 -+ -+#define BM_POWER_5VCTRL_VBUSVALID_THRESH (7 << 8) -+#define BM_POWER_5VCTRL_PWDN_5VBRNOUT BIT(7) -+#define BM_POWER_5VCTRL_ENABLE_LINREG_ILIMIT BIT(6) -+#define BM_POWER_5VCTRL_VBUSVALID_5VDETECT BIT(4) -+ -+#define HW_POWER_5VCTRL_VBUSVALID_THRESH_4_40V (5 << 8) -+ -+struct mxs_power_data { -+ void __iomem *base_addr; -+ struct power_supply *ac; -+}; -+ -+static enum power_supply_property mxs_power_ac_props[] = { -+ POWER_SUPPLY_PROP_ONLINE, -+}; -+ -+static int mxs_power_ac_get_property(struct power_supply *psy, -+ enum power_supply_property psp, -+ union power_supply_propval *val) -+{ -+ int ret = 0; -+ -+ switch (psp) { -+ case POWER_SUPPLY_PROP_ONLINE: -+ val->intval = 1; -+ break; -+ default: -+ ret = -EINVAL; -+ break; -+ } -+ return ret; -+} -+ -+static const struct of_device_id of_mxs_power_match[] = { -+ { .compatible = "fsl,imx23-power" }, -+ { .compatible = "fsl,imx28-power" }, -+ { /* end */ } -+}; -+MODULE_DEVICE_TABLE(of, of_mxs_power_match); -+ -+static const struct power_supply_desc ac_desc = { -+ .properties = mxs_power_ac_props, -+ .num_properties = ARRAY_SIZE(mxs_power_ac_props), -+ .get_property = mxs_power_ac_get_property, -+ .name = "ac", -+ .type = POWER_SUPPLY_TYPE_MAINS, -+}; -+ -+static int mxs_power_probe(struct platform_device *pdev) -+{ -+ struct device *dev = &pdev->dev; -+ struct device_node *np = dev->of_node; -+ struct resource *res; -+ struct mxs_power_data *data; -+ struct power_supply_config psy_cfg = {}; -+ void __iomem *v5ctrl_addr; -+ -+ if (!np) { -+ dev_err(dev, "missing device tree\n"); -+ return -EINVAL; -+ } -+ -+ data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); -+ if (!data) -+ return -ENOMEM; -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ data->base_addr = devm_ioremap_resource(dev, res); -+ if (IS_ERR(data->base_addr)) -+ return PTR_ERR(data->base_addr); -+ -+ psy_cfg.drv_data = data; -+ -+ data->ac = devm_power_supply_register(dev, &ac_desc, &psy_cfg); -+ if (IS_ERR(data->ac)) -+ return PTR_ERR(data->ac); -+ -+ platform_set_drvdata(pdev, data); -+ -+ v5ctrl_addr = data->base_addr + HW_POWER_5VCTRL_OFFSET; -+ -+ /* Make sure the current limit of the linregs are disabled. */ -+ writel(BM_POWER_5VCTRL_ENABLE_LINREG_ILIMIT, -+ v5ctrl_addr + STMP_OFFSET_REG_CLR); -+ -+ return of_platform_populate(np, NULL, NULL, dev); -+} -+ -+static struct platform_driver mxs_power_driver = { -+ .driver = { -+ .name = "mxs_power", -+ .of_match_table = of_mxs_power_match, -+ }, -+ .probe = mxs_power_probe, -+}; -+ -+module_platform_driver(mxs_power_driver); -+ -+MODULE_AUTHOR("Stefan Wahren <stefan.wahren@i2se.com>"); -+MODULE_DESCRIPTION("Freescale MXS power subsystem"); -+MODULE_LICENSE("GPL v2"); diff --git a/target/linux/mxs/patches-4.1/102-mxs-add-regulator-driver.patch b/target/linux/mxs/patches-4.1/102-mxs-add-regulator-driver.patch deleted file mode 100644 index 4690b3c6d4..0000000000 --- a/target/linux/mxs/patches-4.1/102-mxs-add-regulator-driver.patch +++ /dev/null @@ -1,570 +0,0 @@ ---- a/drivers/regulator/Kconfig -+++ b/drivers/regulator/Kconfig -@@ -450,6 +450,14 @@ config REGULATOR_MT6397 - This driver supports the control of different power rails of device - through regulator interface. - -+config REGULATOR_MXS -+ tristate "Freescale MXS on-chip regulators" -+ depends on (MXS_POWER || COMPILE_TEST) -+ help -+ Say y here to support Freescale MXS on-chip regulators. -+ It is recommended that this option be enabled on i.MX23, -+ i.MX28 platform. -+ - config REGULATOR_PALMAS - tristate "TI Palmas PMIC Regulators" - depends on MFD_PALMAS ---- a/drivers/regulator/Makefile -+++ b/drivers/regulator/Makefile -@@ -60,6 +60,7 @@ obj-$(CONFIG_REGULATOR_MC13783) += mc137 - obj-$(CONFIG_REGULATOR_MC13892) += mc13892-regulator.o - obj-$(CONFIG_REGULATOR_MC13XXX_CORE) += mc13xxx-regulator-core.o - obj-$(CONFIG_REGULATOR_MT6397) += mt6397-regulator.o -+obj-$(CONFIG_REGULATOR_MXS) += mxs-regulator.o - obj-$(CONFIG_REGULATOR_QCOM_RPM) += qcom_rpm-regulator.o - obj-$(CONFIG_REGULATOR_PALMAS) += palmas-regulator.o - obj-$(CONFIG_REGULATOR_PFUZE100) += pfuze100-regulator.o ---- /dev/null -+++ b/drivers/regulator/mxs-regulator.c -@@ -0,0 +1,540 @@ -+/* -+ * Freescale MXS on-chip regulators -+ * -+ * Embedded Alley Solutions, Inc <source@embeddedalley.com> -+ * -+ * Copyright (C) 2014 Stefan Wahren -+ * Copyright (C) 2010 Freescale Semiconductor, Inc. -+ * Copyright (C) 2008 Embedded Alley Solutions, Inc All Rights Reserved. -+ * -+ * Inspired by imx-bootlets -+ */ -+ -+/* -+ * The code contained herein is licensed under the GNU General Public -+ * License. You may obtain a copy of the GNU General Public License -+ * Version 2 or later at the following locations: -+ * -+ * http://www.opensource.org/licenses/gpl-license.html -+ * http://www.gnu.org/copyleft/gpl.html -+ */ -+ -+#include <linux/delay.h> -+#include <linux/device.h> -+#include <linux/err.h> -+#include <linux/kernel.h> -+#include <linux/mfd/syscon.h> -+#include <linux/module.h> -+#include <linux/of.h> -+#include <linux/of_device.h> -+#include <linux/platform_device.h> -+#include <linux/regmap.h> -+#include <linux/regulator/driver.h> -+#include <linux/regulator/machine.h> -+#include <linux/regulator/of_regulator.h> -+#include <linux/slab.h> -+ -+/* Powered by linear regulator. DCDC output is gated off and -+ the linreg output is equal to the target. */ -+#define HW_POWER_LINREG_DCDC_OFF 1 -+ -+/* Powered by linear regulator. DCDC output is not gated off -+ and is ready for the automatic hardware transistion after a 5V -+ event. The converters are not enabled when 5V is present. LinReg output -+ is 25mV below target. */ -+#define HW_POWER_LINREG_DCDC_READY 2 -+ -+/* Powered by DCDC converter and the LinReg is on. LinReg output -+ is 25mV below target. */ -+#define HW_POWER_DCDC_LINREG_ON 3 -+ -+/* Powered by DCDC converter and the LinReg is off. LinReg output -+ is 25mV below target. */ -+#define HW_POWER_DCDC_LINREG_OFF 4 -+ -+/* Powered by DCDC converter and the LinReg is ready for the -+ automatic hardware transfer. The LinReg output is not enabled and -+ depends on the 5V presence to enable the LinRegs. LinReg offset is 25mV -+ below target. */ -+#define HW_POWER_DCDC_LINREG_READY 5 -+ -+/* Powered by an external source when 5V is present. This does not -+ necessarily mean the external source is powered by 5V,but the chip needs -+ to be aware that 5V is present. */ -+#define HW_POWER_EXTERNAL_SOURCE_5V 6 -+ -+/* Powered by an external source when 5V is not present.This doesn't -+ necessarily mean the external source is powered by the battery, but the -+ chip needs to be aware that the battery is present */ -+#define HW_POWER_EXTERNAL_SOURCE_BATTERY 7 -+ -+/* Unknown configuration. This is an error. */ -+#define HW_POWER_UNKNOWN_SOURCE 8 -+ -+/* TODO: Move power register offsets into header file */ -+#define HW_POWER_5VCTRL 0x00000010 -+#define HW_POWER_VDDDCTRL 0x00000040 -+#define HW_POWER_VDDACTRL 0x00000050 -+#define HW_POWER_VDDIOCTRL 0x00000060 -+#define HW_POWER_MISC 0x00000090 -+#define HW_POWER_STS 0x000000c0 -+ -+#define BM_POWER_STS_VBUSVALID0_STATUS BIT(15) -+#define BM_POWER_STS_DC_OK BIT(9) -+ -+#define BM_POWER_5VCTRL_ILIMIT_EQ_ZERO BIT(2) -+#define BM_POWER_5VCTRL_ENABLE_DCDC BIT(0) -+ -+#define BM_POWER_LINREG_OFFSET_DCDC_MODE BIT(1) -+ -+#define SHIFT_FREQSEL 4 -+ -+#define BM_POWER_MISC_FREQSEL (7 << SHIFT_FREQSEL) -+ -+/* Recommended DC-DC clock source values */ -+#define HW_POWER_MISC_FREQSEL_20000_KHZ 1 -+#define HW_POWER_MISC_FREQSEL_24000_KHZ 2 -+#define HW_POWER_MISC_FREQSEL_19200_KHZ 3 -+ -+#define HW_POWER_MISC_SEL_PLLCLK BIT(0) -+ -+/* Regulator IDs */ -+#define MXS_DCDC 1 -+#define MXS_VDDIO 2 -+#define MXS_VDDA 3 -+#define MXS_VDDD 4 -+ -+struct mxs_reg_info { -+ /* regulator descriptor */ -+ struct regulator_desc desc; -+ -+ /* regulator control register */ -+ int ctrl_reg; -+ -+ /* disable DC-DC output */ -+ unsigned int disable_fet_mask; -+ -+ /* steps between linreg output and DC-DC target */ -+ unsigned int linreg_offset_mask; -+ u8 linreg_offset_shift; -+ -+ /* function which determine power source */ -+ u8 (*get_power_source)(struct regulator_dev *); -+}; -+ -+static inline u8 get_linreg_offset(struct mxs_reg_info *ldo, u32 regs) -+{ -+ return (regs & ldo->linreg_offset_mask) >> ldo->linreg_offset_shift; -+} -+ -+static u8 get_vddio_power_source(struct regulator_dev *reg) -+{ -+ struct mxs_reg_info *ldo = rdev_get_drvdata(reg); -+ u32 v5ctrl, status, base; -+ u8 offset; -+ -+ if (regmap_read(reg->regmap, HW_POWER_5VCTRL, &v5ctrl)) -+ return HW_POWER_UNKNOWN_SOURCE; -+ -+ if (regmap_read(reg->regmap, HW_POWER_STS, &status)) -+ return HW_POWER_UNKNOWN_SOURCE; -+ -+ if (regmap_read(reg->regmap, ldo->ctrl_reg, &base)) -+ return HW_POWER_UNKNOWN_SOURCE; -+ -+ offset = get_linreg_offset(ldo, base); -+ -+ /* If VBUS valid then 5 V power supply present */ -+ if (status & BM_POWER_STS_VBUSVALID0_STATUS) { -+ /* Powered by Linreg, DC-DC is off */ -+ if ((base & ldo->disable_fet_mask) && -+ !(offset & BM_POWER_LINREG_OFFSET_DCDC_MODE)) { -+ return HW_POWER_LINREG_DCDC_OFF; -+ } -+ -+ if (v5ctrl & BM_POWER_5VCTRL_ENABLE_DCDC) { -+ /* Powered by DC-DC, Linreg is on */ -+ if (offset & BM_POWER_LINREG_OFFSET_DCDC_MODE) -+ return HW_POWER_DCDC_LINREG_ON; -+ } else { -+ /* Powered by Linreg, DC-DC is off */ -+ if (!(offset & BM_POWER_LINREG_OFFSET_DCDC_MODE)) -+ return HW_POWER_LINREG_DCDC_OFF; -+ } -+ } else { -+ /* Powered by DC-DC, Linreg is on */ -+ if (offset & BM_POWER_LINREG_OFFSET_DCDC_MODE) -+ return HW_POWER_DCDC_LINREG_ON; -+ } -+ -+ return HW_POWER_UNKNOWN_SOURCE; -+} -+ -+static u8 get_vdda_vddd_power_source(struct regulator_dev *reg) -+{ -+ struct mxs_reg_info *ldo = rdev_get_drvdata(reg); -+ struct regulator_desc *desc = &ldo->desc; -+ u32 v5ctrl, status, base; -+ u8 offset; -+ -+ if (regmap_read(reg->regmap, HW_POWER_5VCTRL, &v5ctrl)) -+ return HW_POWER_UNKNOWN_SOURCE; -+ -+ if (regmap_read(reg->regmap, HW_POWER_STS, &status)) -+ return HW_POWER_UNKNOWN_SOURCE; -+ -+ if (regmap_read(reg->regmap, ldo->ctrl_reg, &base)) -+ return HW_POWER_UNKNOWN_SOURCE; -+ -+ offset = get_linreg_offset(ldo, base); -+ -+ /* DC-DC output is disabled */ -+ if (base & ldo->disable_fet_mask) { -+ /* Powered by 5 V supply */ -+ if (status & BM_POWER_STS_VBUSVALID0_STATUS) -+ return HW_POWER_EXTERNAL_SOURCE_5V; -+ -+ /* Powered by Linreg, DC-DC is off */ -+ if (!(offset & BM_POWER_LINREG_OFFSET_DCDC_MODE)) -+ return HW_POWER_LINREG_DCDC_OFF; -+ } -+ -+ /* If VBUS valid then 5 V power supply present */ -+ if (status & BM_POWER_STS_VBUSVALID0_STATUS) { -+ /* Powered by DC-DC, Linreg is on */ -+ if (v5ctrl & BM_POWER_5VCTRL_ENABLE_DCDC) -+ return HW_POWER_DCDC_LINREG_ON; -+ -+ /* Powered by Linreg, DC-DC is off */ -+ return HW_POWER_LINREG_DCDC_OFF; -+ } -+ -+ /* DC-DC is on */ -+ if (offset & BM_POWER_LINREG_OFFSET_DCDC_MODE) { -+ /* Powered by DC-DC, Linreg is on */ -+ if (base & desc->enable_mask) -+ return HW_POWER_DCDC_LINREG_ON; -+ -+ /* Powered by DC-DC, Linreg is off */ -+ return HW_POWER_DCDC_LINREG_OFF; -+ } -+ -+ return HW_POWER_UNKNOWN_SOURCE; -+} -+ -+static int mxs_set_dcdc_freq(struct regulator_dev *reg, u32 hz) -+{ -+ struct mxs_reg_info *dcdc = rdev_get_drvdata(reg); -+ u32 val; -+ int ret; -+ -+ if (dcdc->desc.id != MXS_DCDC) { -+ dev_warn(®->dev, "Setting switching freq is not supported\n"); -+ return -EINVAL; -+ } -+ -+ ret = regmap_read(reg->regmap, HW_POWER_MISC, &val); -+ if (ret) -+ return ret; -+ -+ val &= ~BM_POWER_MISC_FREQSEL; -+ val &= ~HW_POWER_MISC_SEL_PLLCLK; -+ -+ /* -+ * Select the PLL/PFD based frequency that the DC-DC converter uses. -+ * The actual switching frequency driving the power inductor is -+ * DCDC_CLK/16. Accept only values recommend by Freescale. -+ */ -+ switch (hz) { -+ case 1200000: -+ val |= HW_POWER_MISC_FREQSEL_19200_KHZ << SHIFT_FREQSEL; -+ break; -+ case 1250000: -+ val |= HW_POWER_MISC_FREQSEL_20000_KHZ << SHIFT_FREQSEL; -+ break; -+ case 1500000: -+ val |= HW_POWER_MISC_FREQSEL_24000_KHZ << SHIFT_FREQSEL; -+ break; -+ default: -+ dev_warn(®->dev, "Switching freq: %u Hz not supported\n", -+ hz); -+ return -EINVAL; -+ } -+ -+ /* First program FREQSEL */ -+ ret = regmap_write(reg->regmap, HW_POWER_MISC, val); -+ if (ret) -+ return ret; -+ -+ /* then set PLL as clock for DC-DC converter */ -+ val |= HW_POWER_MISC_SEL_PLLCLK; -+ -+ return regmap_write(reg->regmap, HW_POWER_MISC, val); -+} -+ -+static int mxs_ldo_set_voltage_sel(struct regulator_dev *reg, unsigned sel) -+{ -+ struct mxs_reg_info *ldo = rdev_get_drvdata(reg); -+ struct regulator_desc *desc = &ldo->desc; -+ u32 status = 0; -+ int timeout; -+ int ret; -+ -+ ret = regmap_update_bits(reg->regmap, desc->vsel_reg, desc->vsel_mask, -+ sel); -+ if (ret) -+ return ret; -+ -+ if (ldo->get_power_source) { -+ switch (ldo->get_power_source(reg)) { -+ case HW_POWER_LINREG_DCDC_OFF: -+ case HW_POWER_LINREG_DCDC_READY: -+ case HW_POWER_EXTERNAL_SOURCE_5V: -+ /* -+ * Since the DC-DC converter is off we can't -+ * trigger on DC_OK. So wait at least 1 ms -+ * for stabilization. -+ */ -+ usleep_range(1000, 2000); -+ return 0; -+ } -+ } -+ -+ /* Make sure DC_OK has changed */ -+ usleep_range(15, 20); -+ -+ for (timeout = 0; timeout < 20; timeout++) { -+ ret = regmap_read(reg->regmap, HW_POWER_STS, &status); -+ -+ if (ret) -+ break; -+ -+ /* DC-DC converter control loop has stabilized */ -+ if (status & BM_POWER_STS_DC_OK) -+ return 0; -+ -+ udelay(1); -+ } -+ -+ if (!ret) -+ dev_warn_ratelimited(®->dev, "%s: timeout status=0x%08x\n", -+ __func__, status); -+ -+ msleep(20); -+ -+ return -ETIMEDOUT; -+} -+ -+static int mxs_ldo_is_enabled(struct regulator_dev *reg) -+{ -+ struct mxs_reg_info *ldo = rdev_get_drvdata(reg); -+ -+ if (ldo->get_power_source) { -+ switch (ldo->get_power_source(reg)) { -+ case HW_POWER_LINREG_DCDC_OFF: -+ case HW_POWER_LINREG_DCDC_READY: -+ case HW_POWER_DCDC_LINREG_ON: -+ return 1; -+ } -+ } -+ -+ return 0; -+} -+ -+static struct regulator_ops mxs_dcdc_ops = { -+ .is_enabled = regulator_is_enabled_regmap, -+}; -+ -+static struct regulator_ops mxs_ldo_ops = { -+ .list_voltage = regulator_list_voltage_linear, -+ .map_voltage = regulator_map_voltage_linear, -+ .set_voltage_sel = mxs_ldo_set_voltage_sel, -+ .get_voltage_sel = regulator_get_voltage_sel_regmap, -+ .is_enabled = mxs_ldo_is_enabled, -+}; -+ -+static const struct mxs_reg_info mxs_info_dcdc = { -+ .desc = { -+ .name = "dcdc", -+ .id = MXS_DCDC, -+ .type = REGULATOR_VOLTAGE, -+ .owner = THIS_MODULE, -+ .ops = &mxs_dcdc_ops, -+ .enable_reg = HW_POWER_STS, -+ .enable_mask = (1 << 0), -+ }, -+}; -+ -+static const struct mxs_reg_info imx23_info_vddio = { -+ .desc = { -+ .name = "vddio", -+ .id = MXS_VDDIO, -+ .type = REGULATOR_VOLTAGE, -+ .owner = THIS_MODULE, -+ .n_voltages = 0x20, -+ .uV_step = 25000, -+ .linear_min_sel = 0, -+ .min_uV = 2800000, -+ .vsel_reg = HW_POWER_VDDIOCTRL, -+ .vsel_mask = 0x1f, -+ .ops = &mxs_ldo_ops, -+ }, -+ .ctrl_reg = HW_POWER_VDDIOCTRL, -+ .disable_fet_mask = 1 << 16, -+ .linreg_offset_mask = 3 << 12, -+ .linreg_offset_shift = 12, -+ .get_power_source = get_vddio_power_source, -+}; -+ -+static const struct mxs_reg_info imx28_info_vddio = { -+ .desc = { -+ .name = "vddio", -+ .id = MXS_VDDIO, -+ .type = REGULATOR_VOLTAGE, -+ .owner = THIS_MODULE, -+ .n_voltages = 0x11, -+ .uV_step = 50000, -+ .linear_min_sel = 0, -+ .min_uV = 2800000, -+ .vsel_reg = HW_POWER_VDDIOCTRL, -+ .vsel_mask = 0x1f, -+ .ops = &mxs_ldo_ops, -+ }, -+ .ctrl_reg = HW_POWER_VDDIOCTRL, -+ .disable_fet_mask = 1 << 16, -+ .linreg_offset_mask = 3 << 12, -+ .linreg_offset_shift = 12, -+ .get_power_source = get_vddio_power_source, -+}; -+ -+static const struct mxs_reg_info mxs_info_vdda = { -+ .desc = { -+ .name = "vdda", -+ .id = MXS_VDDA, -+ .type = REGULATOR_VOLTAGE, -+ .owner = THIS_MODULE, -+ .n_voltages = 0x20, -+ .uV_step = 25000, -+ .linear_min_sel = 0, -+ .min_uV = 1500000, -+ .vsel_reg = HW_POWER_VDDACTRL, -+ .vsel_mask = 0x1f, -+ .ops = &mxs_ldo_ops, -+ .enable_mask = (1 << 17), -+ }, -+ .ctrl_reg = HW_POWER_VDDACTRL, -+ .disable_fet_mask = 1 << 16, -+ .linreg_offset_mask = 3 << 12, -+ .linreg_offset_shift = 12, -+ .get_power_source = get_vdda_vddd_power_source, -+}; -+ -+static const struct mxs_reg_info mxs_info_vddd = { -+ .desc = { -+ .name = "vddd", -+ .id = MXS_VDDD, -+ .type = REGULATOR_VOLTAGE, -+ .owner = THIS_MODULE, -+ .n_voltages = 0x20, -+ .uV_step = 25000, -+ .linear_min_sel = 0, -+ .min_uV = 800000, -+ .vsel_reg = HW_POWER_VDDDCTRL, -+ .vsel_mask = 0x1f, -+ .ops = &mxs_ldo_ops, -+ .enable_mask = (1 << 21), -+ }, -+ .ctrl_reg = HW_POWER_VDDDCTRL, -+ .disable_fet_mask = 1 << 20, -+ .linreg_offset_mask = 3 << 16, -+ .linreg_offset_shift = 16, -+ .get_power_source = get_vdda_vddd_power_source, -+}; -+ -+static const struct of_device_id of_mxs_regulator_match[] = { -+ { .compatible = "fsl,imx23-dcdc", .data = &mxs_info_dcdc }, -+ { .compatible = "fsl,imx28-dcdc", .data = &mxs_info_dcdc }, -+ { .compatible = "fsl,imx23-vddio", .data = &imx23_info_vddio }, -+ { .compatible = "fsl,imx23-vdda", .data = &mxs_info_vdda }, -+ { .compatible = "fsl,imx23-vddd", .data = &mxs_info_vddd }, -+ { .compatible = "fsl,imx28-vddio", .data = &imx28_info_vddio }, -+ { .compatible = "fsl,imx28-vdda", .data = &mxs_info_vdda }, -+ { .compatible = "fsl,imx28-vddd", .data = &mxs_info_vddd }, -+ { /* end */ } -+}; -+MODULE_DEVICE_TABLE(of, of_mxs_regulator_match); -+ -+static int mxs_regulator_probe(struct platform_device *pdev) -+{ -+ struct device *dev = &pdev->dev; -+ const struct of_device_id *match; -+ struct device_node *parent_np; -+ struct regulator_dev *rdev = NULL; -+ struct mxs_reg_info *info; -+ struct regulator_init_data *initdata; -+ struct regulator_config config = { }; -+ u32 switch_freq; -+ -+ match = of_match_device(of_mxs_regulator_match, dev); -+ if (!match) { -+ /* We do not expect this to happen */ -+ dev_err(dev, "%s: Unable to match device\n", __func__); -+ return -ENODEV; -+ } -+ -+ info = devm_kmemdup(dev, match->data, sizeof(struct mxs_reg_info), -+ GFP_KERNEL); -+ if (!info) -+ return -ENOMEM; -+ -+ initdata = of_get_regulator_init_data(dev, dev->of_node, &info->desc); -+ if (!initdata) { -+ dev_err(dev, "missing regulator init data\n"); -+ return -EINVAL; -+ } -+ -+ parent_np = of_get_parent(dev->of_node); -+ if (!parent_np) -+ return -ENODEV; -+ config.regmap = syscon_node_to_regmap(parent_np); -+ of_node_put(parent_np); -+ if (IS_ERR(config.regmap)) -+ return PTR_ERR(config.regmap); -+ -+ config.dev = dev; -+ config.init_data = initdata; -+ config.driver_data = info; -+ config.of_node = dev->of_node; -+ -+ rdev = devm_regulator_register(dev, &info->desc, &config); -+ if (IS_ERR(rdev)) { -+ int ret = PTR_ERR(rdev); -+ -+ dev_err(dev, "%s: failed to register regulator(%d)\n", -+ __func__, ret); -+ return ret; -+ } -+ -+ if (!of_property_read_u32(dev->of_node, "switching-frequency", -+ &switch_freq)) -+ mxs_set_dcdc_freq(rdev, switch_freq); -+ -+ platform_set_drvdata(pdev, rdev); -+ -+ return 0; -+} -+ -+static struct platform_driver mxs_regulator_driver = { -+ .driver = { -+ .name = "mxs_regulator", -+ .of_match_table = of_mxs_regulator_match, -+ }, -+ .probe = mxs_regulator_probe, -+}; -+ -+module_platform_driver(mxs_regulator_driver); -+ -+MODULE_AUTHOR("Stefan Wahren <stefan.wahren@i2se.com>"); -+MODULE_DESCRIPTION("Freescale MXS regulators"); -+MODULE_LICENSE("GPL v2"); -+MODULE_ALIAS("platform:mxs_regulator"); diff --git a/target/linux/mxs/patches-4.1/103-dt-enable-regulator.patch b/target/linux/mxs/patches-4.1/103-dt-enable-regulator.patch deleted file mode 100644 index bfcf247f85..0000000000 --- a/target/linux/mxs/patches-4.1/103-dt-enable-regulator.patch +++ /dev/null @@ -1,100 +0,0 @@ ---- a/arch/arm/boot/dts/imx23.dtsi -+++ b/arch/arm/boot/dts/imx23.dtsi -@@ -404,8 +404,46 @@ - }; - - power@80044000 { -+ compatible = "fsl,imx23-power", "syscon"; - reg = <0x80044000 0x2000>; -- status = "disabled"; -+ interrupts = <3>; -+ -+ dcdc: regulator@1 { -+ compatible = "fsl,imx23-dcdc"; -+ regulator-name = "dcdc"; -+ regulator-boot-on; -+ regulator-always-on; -+ }; -+ -+ reg_vddd: regulator@2 { -+ compatible = "fsl,imx23-vddd"; -+ regulator-name = "vddd"; -+ regulator-min-microvolt = <1350000>; -+ regulator-max-microvolt = <1550000>; -+ vddd-supply = <®_vdda>; -+ regulator-boot-on; -+ regulator-always-on; -+ }; -+ -+ reg_vdda: regulator@3 { -+ compatible = "fsl,imx23-vdda"; -+ regulator-name = "vdda"; -+ regulator-min-microvolt = <1725000>; -+ regulator-max-microvolt = <1950000>; -+ vdda-supply = <®_vddio>; -+ regulator-boot-on; -+ regulator-always-on; -+ }; -+ -+ reg_vddio: regulator@4 { -+ compatible = "fsl,imx23-vddio"; -+ regulator-name = "vddio"; -+ regulator-min-microvolt = <3000000>; -+ regulator-max-microvolt = <3575000>; -+ regulator-microvolt-offset = <80000>; -+ regulator-boot-on; -+ regulator-always-on; -+ }; - }; - - saif1: saif@80046000 { ---- a/arch/arm/boot/dts/imx28.dtsi -+++ b/arch/arm/boot/dts/imx28.dtsi -@@ -1035,8 +1035,46 @@ - }; - - power: power@80044000 { -+ compatible = "fsl,imx28-power", "syscon"; - reg = <0x80044000 0x2000>; -- status = "disabled"; -+ interrupts = <6>; -+ -+ dcdc: regulator@1 { -+ compatible = "fsl,imx28-dcdc"; -+ regulator-name = "dcdc"; -+ regulator-boot-on; -+ regulator-always-on; -+ }; -+ -+ reg_vddd: regulator@2 { -+ compatible = "fsl,imx28-vddd"; -+ regulator-name = "vddd"; -+ regulator-min-microvolt = <1350000>; -+ regulator-max-microvolt = <1550000>; -+ vddd-supply = <®_vdda>; -+ regulator-boot-on; -+ regulator-always-on; -+ }; -+ -+ reg_vdda: regulator@3 { -+ compatible = "fsl,imx28-vdda"; -+ regulator-name = "vdda"; -+ regulator-min-microvolt = <1725000>; -+ regulator-max-microvolt = <1950000>; -+ vdda-supply = <®_vddio>; -+ regulator-boot-on; -+ regulator-always-on; -+ }; -+ -+ reg_vddio: regulator@4 { -+ compatible = "fsl,imx28-vddio"; -+ regulator-name = "vddio"; -+ regulator-min-microvolt = <3000000>; -+ regulator-max-microvolt = <3550000>; -+ regulator-microvolt-offset = <80000>; -+ regulator-boot-on; -+ regulator-always-on; -+ }; - }; - - saif1: saif@80046000 { diff --git a/target/linux/mxs/patches-4.1/120-dt-add-i2c.patch b/target/linux/mxs/patches-4.1/120-dt-add-i2c.patch deleted file mode 100644 index 79c162aece..0000000000 --- a/target/linux/mxs/patches-4.1/120-dt-add-i2c.patch +++ /dev/null @@ -1,55 +0,0 @@ ---- a/arch/arm/boot/dts/imx23.dtsi -+++ b/arch/arm/boot/dts/imx23.dtsi -@@ -147,6 +147,39 @@ - fsl,pull-up = <MXS_PULL_DISABLE>; - }; - -+ i2c0_pins_a: i2c0@0 { -+ reg = <0>; -+ fsl,pinmux-ids = < -+ 0x01e0 /* MX23_PAD_I2C_SCL__I2C_SCL */ -+ 0x01f0 /* MX23_PAD_I2C_SDA__I2C_SDA */ -+ >; -+ fsl,drive-strength = <1>; -+ fsl,voltage = <1>; -+ fsl,pull-up = <1>; -+ }; -+ -+ i2c1_pins_a: i2c1@0 { -+ reg = <0>; -+ fsl,pinmux-ids = < -+ 0x1171 /* MX23_PAD_LCD_ENABLE__I2C_SCL */ -+ 0x1181 /* MX23_PAD_LCD_HSYNC__I2C_SDA */ -+ >; -+ fsl,drive-strength = <1>; -+ fsl,voltage = <1>; -+ fsl,pull-up = <1>; -+ }; -+ -+ i2c2_pins_a: i2c2@0 { -+ reg = <0>; -+ fsl,pinmux-ids = < -+ 0x2031 /* MX23_PAD_SSP1_DATA1__I2C_SCL */ -+ 0x2041 /* MX23_PAD_SSP1_DATA2__I2C_SDA */ -+ >; -+ fsl,drive-strength = <1>; -+ fsl,voltage = <1>; -+ fsl,pull-up = <1>; -+ }; -+ - auart0_pins_a: auart0@0 { - reg = <0>; - fsl,pinmux-ids = < -@@ -484,7 +517,12 @@ - }; - - i2c@80058000 { -+ #address-cells = <1>; -+ #size-cells = <0>; -+ compatible = "fsl,imx23-i2c"; - reg = <0x80058000 0x2000>; -+ interrupts = <27>; -+ clock-frequency = <100000>; - dmas = <&dma_apbx 3>; - dma-names = "rx-tx"; - status = "disabled"; |