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-rw-r--r--target/linux/mxs/patches-4.1/101-mxs-add-mxs_power.patch166
1 files changed, 0 insertions, 166 deletions
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");