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authorFabrice Gasnier <fabrice.gasnier@st.com>2017-05-02 14:33:45 +0200
committerJonathan Cameron <jic23@kernel.org>2017-05-07 16:08:10 +0100
commit6fb34812c2a2a4cdcdad4452b9634892812fa97b (patch)
tree84579f1e9633faceb5db8b5404ac55e97f9a101c /include/linux/mfd
parentf80ac400ee762bba3a420a4a537ce6ae7854b657 (diff)
iio: stm32 trigger: Add support for TRGO2 triggers
Add support for TRGO2 trigger that can be found on STM32F7. Add additional master modes supported by TRGO2. Register additional "tim[1/8]_trgo2" triggers for timer1 & timer8. Detect TRGO2 timer capability (master mode selection 2). Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com> Acked-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'include/linux/mfd')
-rw-r--r--include/linux/mfd/stm32-timers.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mfd/stm32-timers.h b/include/linux/mfd/stm32-timers.h
index 4a0abbc10ef6..ce7346e7f77a 100644
--- a/include/linux/mfd/stm32-timers.h
+++ b/include/linux/mfd/stm32-timers.h
@@ -34,6 +34,7 @@
#define TIM_CR1_DIR BIT(4) /* Counter Direction */
#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_CR2_MMS2 GENMASK(23, 20) /* Master mode selection 2 */
#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 */
@@ -60,6 +61,7 @@
#define MAX_TIM_PSC 0xFFFF
#define TIM_CR2_MMS_SHIFT 4
+#define TIM_CR2_MMS2_SHIFT 20
#define TIM_SMCR_TS_SHIFT 4
#define TIM_BDTR_BKF_MASK 0xF
#define TIM_BDTR_BKF_SHIFT 16