Merge branches 'ib-mfd-arm-leds-5.2', 'ib-mfd-gpio-input-leds-power-5.2', 'ib-mfd-pinctrl-5.2-2' and 'ib-mfd-regulator-5.2', tag 'ib-mfd-arm-net-5.2' into ibs-for-mfd-merged

Immutable branch between MFD, ARM and Net due for the 5.2 merge window
2026-04-25 00:52:45 -04:00 · 2019-05-14 08:09:23 +01:00
parent bc1b8492c7 8f4ebe9b33 796fad0101 d17ed797b8 744b13107d
commit 60a7a9a249
1796 changed files with 25796 additions and 15286 deletions
--- a/include/linux/mfd/altera-sysmgr.h
+++ b/include/linux/mfd/altera-sysmgr.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2018-2019 Intel Corporation
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ * Copyright (C) 2012 Linaro Ltd.
+ */
+
+#ifndef __LINUX_MFD_ALTERA_SYSMGR_H__
+#define __LINUX_MFD_ALTERA_SYSMGR_H__
+
+#include <linux/err.h>
+#include <linux/errno.h>
+#include <linux/firmware/intel/stratix10-smc.h>
+
+struct device_node;
+
+#ifdef CONFIG_MFD_ALTERA_SYSMGR
+struct regmap *altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np,
+						    const char *property);
+#else
+static inline struct regmap *
+altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np,
+				     const char *property)
+{
+	return ERR_PTR(-ENOTSUPP);
+}
+#endif
+
+#endif /* __LINUX_MFD_ALTERA_SYSMGR_H__ */
--- a/include/linux/mfd/max77620.h
+++ b/include/linux/mfd/max77620.h
@@ -136,8 +136,8 @@
 #define MAX77620_FPS_PERIOD_MIN_US		40
 #define MAX20024_FPS_PERIOD_MIN_US		20

-#define MAX77620_FPS_PERIOD_MAX_US		2560
-#define MAX20024_FPS_PERIOD_MAX_US		5120
+#define MAX20024_FPS_PERIOD_MAX_US		2560
+#define MAX77620_FPS_PERIOD_MAX_US		5120

 #define MAX77620_REG_FPS_GPIO1			0x54
 #define MAX77620_REG_FPS_GPIO2			0x55
@@ -324,6 +324,7 @@ enum max77620_fps_src {
 enum max77620_chip_id {
 	MAX77620,
 	MAX20024,
+	MAX77663,
 };

 struct max77620_chip {
--- a/include/linux/mfd/max77650.h
+++ b/include/linux/mfd/max77650.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2018 BayLibre SAS
+ * Author: Bartosz Golaszewski <bgolaszewski@baylibre.com>
+ *
+ * Common definitions for MAXIM 77650/77651 charger/power-supply.
+ */
+
+#ifndef MAX77650_H
+#define MAX77650_H
+
+#include <linux/bits.h>
+
+#define MAX77650_REG_INT_GLBL		0x00
+#define MAX77650_REG_INT_CHG		0x01
+#define MAX77650_REG_STAT_CHG_A		0x02
+#define MAX77650_REG_STAT_CHG_B		0x03
+#define MAX77650_REG_ERCFLAG		0x04
+#define MAX77650_REG_STAT_GLBL		0x05
+#define MAX77650_REG_INTM_GLBL		0x06
+#define MAX77650_REG_INTM_CHG		0x07
+#define MAX77650_REG_CNFG_GLBL		0x10
+#define MAX77650_REG_CID		0x11
+#define MAX77650_REG_CNFG_GPIO		0x12
+#define MAX77650_REG_CNFG_CHG_A		0x18
+#define MAX77650_REG_CNFG_CHG_B		0x19
+#define MAX77650_REG_CNFG_CHG_C		0x1a
+#define MAX77650_REG_CNFG_CHG_D		0x1b
+#define MAX77650_REG_CNFG_CHG_E		0x1c
+#define MAX77650_REG_CNFG_CHG_F		0x1d
+#define MAX77650_REG_CNFG_CHG_G		0x1e
+#define MAX77650_REG_CNFG_CHG_H		0x1f
+#define MAX77650_REG_CNFG_CHG_I		0x20
+#define MAX77650_REG_CNFG_SBB_TOP	0x28
+#define MAX77650_REG_CNFG_SBB0_A	0x29
+#define MAX77650_REG_CNFG_SBB0_B	0x2a
+#define MAX77650_REG_CNFG_SBB1_A	0x2b
+#define MAX77650_REG_CNFG_SBB1_B	0x2c
+#define MAX77650_REG_CNFG_SBB2_A	0x2d
+#define MAX77650_REG_CNFG_SBB2_B	0x2e
+#define MAX77650_REG_CNFG_LDO_A		0x38
+#define MAX77650_REG_CNFG_LDO_B		0x39
+#define MAX77650_REG_CNFG_LED0_A	0x40
+#define MAX77650_REG_CNFG_LED1_A	0x41
+#define MAX77650_REG_CNFG_LED2_A	0x42
+#define MAX77650_REG_CNFG_LED0_B	0x43
+#define MAX77650_REG_CNFG_LED1_B	0x44
+#define MAX77650_REG_CNFG_LED2_B	0x45
+#define MAX77650_REG_CNFG_LED_TOP	0x46
+
+#define MAX77650_CID_MASK		GENMASK(3, 0)
+#define MAX77650_CID_BITS(_reg)		(_reg & MAX77650_CID_MASK)
+
+#define MAX77650_CID_77650A		0x03
+#define MAX77650_CID_77650C		0x0a
+#define MAX77650_CID_77651A		0x06
+#define MAX77650_CID_77651B		0x08
+
+#endif /* MAX77650_H */
--- a/include/linux/mfd/stmfx.h
+++ b/include/linux/mfd/stmfx.h
@@ -0,0 +1,123 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2019 STMicroelectronics
+ * Author(s): Amelie Delaunay <amelie.delaunay@st.com>.
+ */
+
+#ifndef MFD_STMFX_H
+#define MFX_STMFX_H
+
+#include <linux/regmap.h>
+
+/* General */
+#define STMFX_REG_CHIP_ID		0x00 /* R */
+#define STMFX_REG_FW_VERSION_MSB	0x01 /* R */
+#define STMFX_REG_FW_VERSION_LSB	0x02 /* R */
+#define STMFX_REG_SYS_CTRL		0x40 /* RW */
+/* IRQ output management */
+#define STMFX_REG_IRQ_OUT_PIN		0x41 /* RW */
+#define STMFX_REG_IRQ_SRC_EN		0x42 /* RW */
+#define STMFX_REG_IRQ_PENDING		0x08 /* R */
+#define STMFX_REG_IRQ_ACK		0x44 /* RW */
+/* GPIO management */
+#define STMFX_REG_IRQ_GPI_PENDING1	0x0C /* R */
+#define STMFX_REG_IRQ_GPI_PENDING2	0x0D /* R */
+#define STMFX_REG_IRQ_GPI_PENDING3	0x0E /* R */
+#define STMFX_REG_GPIO_STATE1		0x10 /* R */
+#define STMFX_REG_GPIO_STATE2		0x11 /* R */
+#define STMFX_REG_GPIO_STATE3		0x12 /* R */
+#define STMFX_REG_IRQ_GPI_SRC1		0x48 /* RW */
+#define STMFX_REG_IRQ_GPI_SRC2		0x49 /* RW */
+#define STMFX_REG_IRQ_GPI_SRC3		0x4A /* RW */
+#define STMFX_REG_IRQ_GPI_EVT1		0x4C /* RW */
+#define STMFX_REG_IRQ_GPI_EVT2		0x4D /* RW */
+#define STMFX_REG_IRQ_GPI_EVT3		0x4E /* RW */
+#define STMFX_REG_IRQ_GPI_TYPE1		0x50 /* RW */
+#define STMFX_REG_IRQ_GPI_TYPE2		0x51 /* RW */
+#define STMFX_REG_IRQ_GPI_TYPE3		0x52 /* RW */
+#define STMFX_REG_IRQ_GPI_ACK1		0x54 /* RW */
+#define STMFX_REG_IRQ_GPI_ACK2		0x55 /* RW */
+#define STMFX_REG_IRQ_GPI_ACK3		0x56 /* RW */
+#define STMFX_REG_GPIO_DIR1		0x60 /* RW */
+#define STMFX_REG_GPIO_DIR2		0x61 /* RW */
+#define STMFX_REG_GPIO_DIR3		0x62 /* RW */
+#define STMFX_REG_GPIO_TYPE1		0x64 /* RW */
+#define STMFX_REG_GPIO_TYPE2		0x65 /* RW */
+#define STMFX_REG_GPIO_TYPE3		0x66 /* RW */
+#define STMFX_REG_GPIO_PUPD1		0x68 /* RW */
+#define STMFX_REG_GPIO_PUPD2		0x69 /* RW */
+#define STMFX_REG_GPIO_PUPD3		0x6A /* RW */
+#define STMFX_REG_GPO_SET1		0x6C /* RW */
+#define STMFX_REG_GPO_SET2		0x6D /* RW */
+#define STMFX_REG_GPO_SET3		0x6E /* RW */
+#define STMFX_REG_GPO_CLR1		0x70 /* RW */
+#define STMFX_REG_GPO_CLR2		0x71 /* RW */
+#define STMFX_REG_GPO_CLR3		0x72 /* RW */
+
+#define STMFX_REG_MAX			0xB0
+
+/* MFX boot time is around 10ms, so after reset, we have to wait this delay */
+#define STMFX_BOOT_TIME_MS 10
+
+/* STMFX_REG_CHIP_ID bitfields */
+#define STMFX_REG_CHIP_ID_MASK		GENMASK(7, 0)
+
+/* STMFX_REG_SYS_CTRL bitfields */
+#define STMFX_REG_SYS_CTRL_GPIO_EN	BIT(0)
+#define STMFX_REG_SYS_CTRL_TS_EN	BIT(1)
+#define STMFX_REG_SYS_CTRL_IDD_EN	BIT(2)
+#define STMFX_REG_SYS_CTRL_ALTGPIO_EN	BIT(3)
+#define STMFX_REG_SYS_CTRL_SWRST	BIT(7)
+
+/* STMFX_REG_IRQ_OUT_PIN bitfields */
+#define STMFX_REG_IRQ_OUT_PIN_TYPE	BIT(0) /* 0-OD 1-PP */
+#define STMFX_REG_IRQ_OUT_PIN_POL	BIT(1) /* 0-active LOW 1-active HIGH */
+
+/* STMFX_REG_IRQ_(SRC_EN/PENDING/ACK) bit shift */
+enum stmfx_irqs {
+	STMFX_REG_IRQ_SRC_EN_GPIO = 0,
+	STMFX_REG_IRQ_SRC_EN_IDD,
+	STMFX_REG_IRQ_SRC_EN_ERROR,
+	STMFX_REG_IRQ_SRC_EN_TS_DET,
+	STMFX_REG_IRQ_SRC_EN_TS_NE,
+	STMFX_REG_IRQ_SRC_EN_TS_TH,
+	STMFX_REG_IRQ_SRC_EN_TS_FULL,
+	STMFX_REG_IRQ_SRC_EN_TS_OVF,
+	STMFX_REG_IRQ_SRC_MAX,
+};
+
+enum stmfx_functions {
+	STMFX_FUNC_GPIO		= BIT(0), /* GPIO[15:0] */
+	STMFX_FUNC_ALTGPIO_LOW	= BIT(1), /* aGPIO[3:0] */
+	STMFX_FUNC_ALTGPIO_HIGH = BIT(2), /* aGPIO[7:4] */
+	STMFX_FUNC_TS		= BIT(3),
+	STMFX_FUNC_IDD		= BIT(4),
+};
+
+/**
+ * struct stmfx_ddata - STMFX MFD structure
+ * @device:		device reference used for logs
+ * @map:		register map
+ * @vdd:		STMFX power supply
+ * @irq_domain:		IRQ domain
+ * @lock:		IRQ bus lock
+ * @irq_src:		cache of IRQ_SRC_EN register for bus_lock
+ * @bkp_sysctrl:	backup of SYS_CTRL register for suspend/resume
+ * @bkp_irqoutpin:	backup of IRQ_OUT_PIN register for suspend/resume
+ */
+struct stmfx {
+	struct device *dev;
+	struct regmap *map;
+	struct regulator *vdd;
+	struct irq_domain *irq_domain;
+	struct mutex lock; /* IRQ bus lock */
+	u8 irq_src;
+#ifdef CONFIG_PM
+	u8 bkp_sysctrl;
+	u8 bkp_irqoutpin;
+#endif
+};
+
+int stmfx_function_enable(struct stmfx *stmfx, u32 func);
+int stmfx_function_disable(struct stmfx *stmfx, u32 func);
+#endif