[src/trunk]: src/sys/arch/arm/sunxi Enable regulator if present

[jmcneill <jmcneill%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/188c3c433f88
branches:  trunk
changeset: 996464:188c3c433f88
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sat Feb 02 17:35:16 2019 +0000

description:
Enable regulator if present

diffstat:

 sys/arch/arm/sunxi/sunxi_dwhdmi.c |  14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)

diffs (42 lines):

diff -r 9e7a5c7b9931 -r 188c3c433f88 sys/arch/arm/sunxi/sunxi_dwhdmi.c
--- a/sys/arch/arm/sunxi/sunxi_dwhdmi.c Sat Feb 02 17:26:38 2019 +0000
+++ b/sys/arch/arm/sunxi/sunxi_dwhdmi.c Sat Feb 02 17:35:16 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sunxi_dwhdmi.c,v 1.2 2019/01/31 01:49:28 jmcneill Exp $ */
+/* $NetBSD: sunxi_dwhdmi.c,v 1.3 2019/02/02 17:35:16 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2019 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunxi_dwhdmi.c,v 1.2 2019/01/31 01:49:28 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunxi_dwhdmi.c,v 1.3 2019/02/02 17:35:16 jmcneill Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -61,6 +61,7 @@
        struct dwhdmi_softc     sc_base;
        int                     sc_phandle;
        struct fdtbus_phy       *sc_phy;
+       struct fdtbus_regulator *sc_regulator;
 
        struct fdt_device_ports sc_ports;
        struct drm_display_mode sc_curmode;
@@ -106,6 +107,15 @@
                return ENXIO;
        }
 
+       sc->sc_regulator = fdtbus_regulator_acquire(sc->sc_phandle, "hvcc-supply");
+       if (sc->sc_regulator != NULL) {
+               error = fdtbus_regulator_enable(sc->sc_regulator);
+               if (error != 0) {
+                       device_printf(dev, "couldn't enable supply\n");
+                       return error;
+               }
+       }
+
        error = dwhdmi_bind(&sc->sc_base, encoder);
        if (error != 0)
                return error;