CVS commit: src/sys/dev/fdt

[Jared D. McNeill]

Module Name:    src
Committed By:   jmcneill
Date:           Sat Apr 22 21:47:41 UTC 2017

Modified Files:
        src/sys/dev/fdt: fdt_regulator.c fdtvar.h

Log Message:
Add regulator APIs for setting and getting voltage.


To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.3 src/sys/dev/fdt/fdt_regulator.c
cvs rdiff -u -r1.11 -r1.12 src/sys/dev/fdt/fdtvar.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.


Modified files:

Index: src/sys/dev/fdt/fdt_regulator.c
diff -u src/sys/dev/fdt/fdt_regulator.c:1.2 src/sys/dev/fdt/fdt_regulator.c:1.3
--- src/sys/dev/fdt/fdt_regulator.c:1.2	Wed Dec 16 12:17:45 2015
+++ src/sys/dev/fdt/fdt_regulator.c	Sat Apr 22 21:47:41 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: fdt_regulator.c,v 1.2 2015/12/16 12:17:45 jmcneill Exp $ */
+/* $NetBSD: fdt_regulator.c,v 1.3 2017/04/22 21:47:41 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2015 Jared D. McNeill <jmcne...@invisible.ca>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: fdt_regulator.c,v 1.2 2015/12/16 12:17:45 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: fdt_regulator.c,v 1.3 2017/04/22 21:47:41 jmcneill Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -131,3 +131,26 @@ fdtbus_regulator_disable(struct fdtbus_r
 
 	return rc->rc_funcs->enable(rc->rc_dev, false);
 }
+
+int
+fdtbus_regulator_set_voltage(struct fdtbus_regulator *reg, u_int min_uvol,
+    u_int max_uvol)
+{
+	struct fdtbus_regulator_controller *rc = reg->reg_rc;
+
+	if (rc->rc_funcs->set_voltage == NULL)
+		return EINVAL;
+
+	return rc->rc_funcs->set_voltage(rc->rc_dev, min_uvol, max_uvol);
+}
+
+int
+fdtbus_regulator_get_voltage(struct fdtbus_regulator *reg, u_int *puvol)
+{
+	struct fdtbus_regulator_controller *rc = reg->reg_rc;
+
+	if (rc->rc_funcs->set_voltage == NULL)
+		return EINVAL;
+
+	return rc->rc_funcs->get_voltage(rc->rc_dev, puvol);
+}

Index: src/sys/dev/fdt/fdtvar.h
diff -u src/sys/dev/fdt/fdtvar.h:1.11 src/sys/dev/fdt/fdtvar.h:1.12
--- src/sys/dev/fdt/fdtvar.h:1.11	Sat Apr 22 13:24:20 2017
+++ src/sys/dev/fdt/fdtvar.h	Sat Apr 22 21:47:41 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: fdtvar.h,v 1.11 2017/04/22 13:24:20 jmcneill Exp $ */
+/* $NetBSD: fdtvar.h,v 1.12 2017/04/22 21:47:41 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2015 Jared D. McNeill <jmcne...@invisible.ca>
@@ -96,6 +96,8 @@ struct fdtbus_regulator_controller_func 
 	int	(*acquire)(device_t);
 	void	(*release)(device_t);
 	int	(*enable)(device_t, bool);
+	int	(*set_voltage)(device_t, u_int, u_int);
+	int	(*get_voltage)(device_t, u_int *);
 };
 
 struct fdtbus_clock_controller_func {
@@ -151,6 +153,10 @@ struct fdtbus_regulator *fdtbus_regulato
 void		fdtbus_regulator_release(struct fdtbus_regulator *);
 int		fdtbus_regulator_enable(struct fdtbus_regulator *);
 int		fdtbus_regulator_disable(struct fdtbus_regulator *);
+int		fdtbus_regulator_set_voltage(struct fdtbus_regulator *,
+		    u_int, u_int);
+int		fdtbus_regulator_get_voltage(struct fdtbus_regulator *,
+		    u_int *);
 
 struct clk *	fdtbus_clock_get(int, const char *);
 struct clk *	fdtbus_clock_get_index(int, u_int);