Merge tag 'ib-mfd-iio-pwm-4.11' into test

Immutable branch between MFD, IIO and PWM due for the v4.11 merge window

Pulled into IIO to allow follow up series of triggered capture for the
STM32 ADCs.

2 files changed, 133 insertions, 0 deletions

diff --git a/include/linux/iio/timer/stm32-timer-trigger.h b/include/linux/iio/timer/stm32-timer-trigger.h
new file mode 100644
index 000000000000..55535aef2e6c
--- /dev/null
+++ b/include/linux/iio/timer/stm32-timer-trigger.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) STMicroelectronics 2016
+ *
+ * Author: Benjamin Gaignard <benjamin.gaignard@st.com>
+ *
+ * License terms:  GNU General Public License (GPL), version 2
+ */
+
+#ifndef _STM32_TIMER_TRIGGER_H_
+#define _STM32_TIMER_TRIGGER_H_
+
+#define TIM1_TRGO	"tim1_trgo"
+#define TIM1_CH1	"tim1_ch1"
+#define TIM1_CH2	"tim1_ch2"
+#define TIM1_CH3	"tim1_ch3"
+#define TIM1_CH4	"tim1_ch4"
+
+#define TIM2_TRGO	"tim2_trgo"
+#define TIM2_CH1	"tim2_ch1"
+#define TIM2_CH2	"tim2_ch2"
+#define TIM2_CH3	"tim2_ch3"
+#define TIM2_CH4	"tim2_ch4"
+
+#define TIM3_TRGO	"tim3_trgo"
+#define TIM3_CH1	"tim3_ch1"
+#define TIM3_CH2	"tim3_ch2"
+#define TIM3_CH3	"tim3_ch3"
+#define TIM3_CH4	"tim3_ch4"
+
+#define TIM4_TRGO	"tim4_trgo"
+#define TIM4_CH1	"tim4_ch1"
+#define TIM4_CH2	"tim4_ch2"
+#define TIM4_CH3	"tim4_ch3"
+#define TIM4_CH4	"tim4_ch4"
+
+#define TIM5_TRGO	"tim5_trgo"
+#define TIM5_CH1	"tim5_ch1"
+#define TIM5_CH2	"tim5_ch2"
+#define TIM5_CH3	"tim5_ch3"
+#define TIM5_CH4	"tim5_ch4"
+
+#define TIM6_TRGO	"tim6_trgo"
+
+#define TIM7_TRGO	"tim7_trgo"
+
+#define TIM8_TRGO	"tim8_trgo"
+#define TIM8_CH1	"tim8_ch1"
+#define TIM8_CH2	"tim8_ch2"
+#define TIM8_CH3	"tim8_ch3"
+#define TIM8_CH4	"tim8_ch4"
+
+#define TIM9_TRGO	"tim9_trgo"
+#define TIM9_CH1	"tim9_ch1"
+#define TIM9_CH2	"tim9_ch2"
+
+#define TIM12_TRGO	"tim12_trgo"
+#define TIM12_CH1	"tim12_ch1"
+#define TIM12_CH2	"tim12_ch2"
+
+bool is_stm32_timer_trigger(struct iio_trigger *trig);
+
+#endif
diff --git a/include/linux/mfd/stm32-timers.h b/include/linux/mfd/stm32-timers.h
new file mode 100644
index 000000000000..d0300045f04a
--- /dev/null
+++ b/include/linux/mfd/stm32-timers.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) STMicroelectronics 2016
+ *
+ * Author: Benjamin Gaignard <benjamin.gaignard@st.com>
+ *
+ * License terms:  GNU General Public License (GPL), version 2
+ */
+
+#ifndef _LINUX_STM32_GPTIMER_H_
+#define _LINUX_STM32_GPTIMER_H_
+
+#include <linux/clk.h>
+#include <linux/regmap.h>
+
+#define TIM_CR1		0x00	/* Control Register 1      */
+#define TIM_CR2		0x04	/* Control Register 2      */
+#define TIM_SMCR	0x08	/* Slave mode control reg  */
+#define TIM_DIER	0x0C	/* DMA/interrupt register  */
+#define TIM_SR		0x10	/* Status register	   */
+#define TIM_EGR		0x14	/* Event Generation Reg    */
+#define TIM_CCMR1	0x18	/* Capt/Comp 1 Mode Reg    */
+#define TIM_CCMR2	0x1C	/* Capt/Comp 2 Mode Reg    */
+#define TIM_CCER	0x20	/* Capt/Comp Enable Reg    */
+#define TIM_PSC		0x28	/* Prescaler               */
+#define TIM_ARR		0x2c	/* Auto-Reload Register    */
+#define TIM_CCR1	0x34	/* Capt/Comp Register 1    */
+#define TIM_CCR2	0x38	/* Capt/Comp Register 2    */
+#define TIM_CCR3	0x3C	/* Capt/Comp Register 3    */
+#define TIM_CCR4	0x40	/* Capt/Comp Register 4    */
+#define TIM_BDTR	0x44	/* Break and Dead-Time Reg */
+
+#define TIM_CR1_CEN	BIT(0)	/* Counter Enable	   */
+#define TIM_CR1_ARPE	BIT(7)	/* Auto-reload Preload Ena */
+#define TIM_CR2_MMS	(BIT(4) | BIT(5) | BIT(6)) /* Master mode selection */
+#define TIM_SMCR_SMS	(BIT(0) | BIT(1) | BIT(2)) /* Slave mode selection */
+#define TIM_SMCR_TS	(BIT(4) | BIT(5) | BIT(6)) /* Trigger selection */
+#define TIM_DIER_UIE	BIT(0)	/* Update interrupt	   */
+#define TIM_SR_UIF	BIT(0)	/* Update interrupt flag   */
+#define TIM_EGR_UG	BIT(0)	/* Update Generation       */
+#define TIM_CCMR_PE	BIT(3)	/* Channel Preload Enable  */
+#define TIM_CCMR_M1	(BIT(6) | BIT(5))  /* Channel PWM Mode 1 */
+#define TIM_CCER_CC1E	BIT(0)	/* Capt/Comp 1  out Ena    */
+#define TIM_CCER_CC1P	BIT(1)	/* Capt/Comp 1  Polarity   */
+#define TIM_CCER_CC1NE	BIT(2)	/* Capt/Comp 1N out Ena    */
+#define TIM_CCER_CC1NP	BIT(3)	/* Capt/Comp 1N Polarity   */
+#define TIM_CCER_CC2E	BIT(4)	/* Capt/Comp 2  out Ena    */
+#define TIM_CCER_CC3E	BIT(8)	/* Capt/Comp 3  out Ena    */
+#define TIM_CCER_CC4E	BIT(12)	/* Capt/Comp 4  out Ena    */
+#define TIM_CCER_CCXE	(BIT(0) | BIT(4) | BIT(8) | BIT(12))
+#define TIM_BDTR_BKE	BIT(12) /* Break input enable	   */
+#define TIM_BDTR_BKP	BIT(13) /* Break input polarity	   */
+#define TIM_BDTR_AOE	BIT(14)	/* Automatic Output Enable */
+#define TIM_BDTR_MOE	BIT(15)	/* Main Output Enable      */
+#define TIM_BDTR_BKF	(BIT(16) | BIT(17) | BIT(18) | BIT(19))
+#define TIM_BDTR_BK2F	(BIT(20) | BIT(21) | BIT(22) | BIT(23))
+#define TIM_BDTR_BK2E	BIT(24) /* Break 2 input enable	   */
+#define TIM_BDTR_BK2P	BIT(25) /* Break 2 input polarity  */
+
+#define MAX_TIM_PSC		0xFFFF
+#define TIM_CR2_MMS_SHIFT	4
+#define TIM_SMCR_TS_SHIFT	4
+#define TIM_BDTR_BKF_MASK	0xF
+#define TIM_BDTR_BKF_SHIFT	16
+#define TIM_BDTR_BK2F_SHIFT	20
+
+struct stm32_timers {
+	struct clk *clk;
+	struct regmap *regmap;
+	u32 max_arr;
+};
+#endif