diff mbox series

[hwmon-next,v5,1/3] platform_data/emc2305: define platform data for EMC2305 driver

Message ID 20220802081832.6692-2-michaelsh@nvidia.com (mailing list archive)
State Superseded
Headers show
Series Add support for EMC2305 Fan Speed Controller. | expand

Commit Message

Michael Shych Aug. 2, 2022, 8:18 a.m. UTC 
From: Michael Shych <michaelsh@nvidia.com>

Introduce platform data structure for EM2305 driver to allow configuration
device PWMs and thermal zones by passing required platform data
to the driver. If no platform data is provided, the driver is supposed
to work with default settings.

Signed-off-by: Michael Shych <michaelsh@nvidia.com>
Reviewed-by: Vadim Pasternak <vadimp@nvidia.com>
---
 include/linux/platform_data/emc2305.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 include/linux/platform_data/emc2305.h
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Patch

diff --git a/include/linux/platform_data/emc2305.h b/include/linux/platform_data/emc2305.h
new file mode 100644
index 000000000000..54d672dd6f7d
--- /dev/null
+++ b/include/linux/platform_data/emc2305.h
@@ -0,0 +1,22 @@ 
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef __LINUX_PLATFORM_DATA_EMC2305__
+#define __LINUX_PLATFORM_DATA_EMC2305__
+
+#define EMC2305_PWM_MAX	5
+
+/**
+ * struct emc2305_platform_data - EMC2305 driver platform data
+ * @max_state: maximum cooling state of the cooling device;
+ * @pwm_num: number of active channels;
+ * @pwm_separate: separate PWM settings for every channel;
+ * @pwm_min: array of minimum PWM per channel;
+ */
+struct emc2305_platform_data {
+	u8 max_state;
+	u8 pwm_num;
+	bool pwm_separate;
+	u8 pwm_min[EMC2305_PWM_MAX];
+};
+
+#endif