Module Name: src
Committed By: jmcneill
Date: Mon May 27 21:36:08 UTC 2019
Modified Files:
src/sys/dev/i2c: axppmic.c
Log Message:
Adjust regulator voltage at attach time to be between the min and max values
specified in the dts
To generate a diff of this commit:
cvs rdiff -u -r1.19 -r1.20 src/sys/dev/i2c/axppmic.c
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/i2c/axppmic.c
diff -u src/sys/dev/i2c/axppmic.c:1.19 src/sys/dev/i2c/axppmic.c:1.20
--- src/sys/dev/i2c/axppmic.c:1.19 Mon May 27 21:10:44 2019
+++ src/sys/dev/i2c/axppmic.c Mon May 27 21:36:07 2019
@@ -1,4 +1,4 @@
-/* $NetBSD: axppmic.c,v 1.19 2019/05/27 21:10:44 jmcneill Exp $ */
+/* $NetBSD: axppmic.c,v 1.20 2019/05/27 21:36:07 jmcneill Exp $ */
/*-
* Copyright (c) 2014-2018 Jared McNeill <[email protected]>
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: axppmic.c,v 1.19 2019/05/27 21:10:44 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: axppmic.c,v 1.20 2019/05/27 21:36:07 jmcneill Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -998,6 +998,7 @@ axpreg_attach(device_t parent, device_t
struct axpreg_attach_args *aaa = aux;
const int phandle = aaa->reg_phandle;
const char *name;
+ u_int uvol, min_uvol, max_uvol;
sc->sc_dev = self;
sc->sc_i2c = aaa->reg_i2c;
@@ -1013,6 +1014,15 @@ axpreg_attach(device_t parent, device_t
aprint_normal(": %s\n", name);
else
aprint_normal("\n");
+
+ axpreg_get_voltage(self, &uvol);
+ if (of_getprop_uint32(phandle, "regulator-min-microvolt", &min_uvol) == 0 &&
+ of_getprop_uint32(phandle, "regulator-max-microvolt", &max_uvol) == 0) {
+ if (uvol < min_uvol || uvol > max_uvol) {
+ aprint_debug_dev(self, "fix voltage %u uV -> %u/%u uV\n", uvol, min_uvol, max_uvol);
+ axpreg_set_voltage(self, min_uvol, max_uvol);
+ }
+ }
}
CFATTACH_DECL_NEW(axppmic, sizeof(struct axppmic_softc),
