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From: Tony Lindgren <tony@atomide.com>
To: Nishanth Menon <nm@ti.com>
Cc: "Eduard Gavin" <egavin@iseebcn.com>,
	"Enric Balletbo i Serra" <eballetbo@iseebcn.com>,
	"Agustí Fontquerni" <af@iseebcn.com>,
	linux-omap@vger.kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator
Date: Thu, 12 May 2016 13:26:57 -0700	[thread overview]
Message-ID: <20160512202656.GU5995@atomide.com> (raw)
In-Reply-To: <5734D733.9060400@ti.com>

* Nishanth Menon <nm@ti.com> [160512 12:21]:
> On 05/12/2016 11:57 AM, Tony Lindgren wrote:
> > + * LDO7 is used for HDMI: VDDA_DSIPORTA - ball AA33, VDDA_DSIPORTC - ball AE33
> > + * VDDA_HDMI - ball AN25. LDO4 is: VPP1 - ball AD9.
> 
> We should set ldo4_reg as 2v as well (default in omap5-board-common is
> 1.8v). VPP1 should be 2v to prevent efuse from being messed up.

Oh OK, here's the patch updated for ldo4.

Tony

8< --------------------
From: Tony Lindgren <tony@atomide.com>
Date: Thu, 12 May 2016 09:51:51 -0700
Subject: [PATCH] ARM: dts: Fix ldo7 source for HDMI on igepv5

Fix ldo7 source for HDMI on igepv5.

Suggested-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

--- a/arch/arm/boot/dts/omap5-igep0050.dts
+++ b/arch/arm/boot/dts/omap5-igep0050.dts
@@ -35,6 +35,22 @@
 	};
 };
 
+/* LDO4 is VPP1 - ball AD9 */
+&ldo4_reg {
+	regulator-min-microvolt = <2000000>;
+	regulator-max-microvolt = <2000000>;
+};
+
+/*
+ * LDO7 is used for HDMI: VDDA_DSIPORTA - ball AA33, VDDA_DSIPORTC - ball AE33,
+ * VDDA_HDMI - ball AN25
+ */
+&ldo7_reg {
+	status = "okay";
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+};
+
 &omap5_pmx_core {
 	i2c4_pins: pinmux_i2c4_pins {
 		pinctrl-single,pins = <

      reply	other threads:[~2016-05-12 20:26 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-29 10:21 [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Peter Ujfalusi
     [not found] ` <1461925297-9734-1-git-send-email-peter.ujfalusi-l0cyMroinI0@public.gmane.org>
2016-04-29 10:22   ` Peter Ujfalusi
     [not found]     ` <6ee9d67a-e907-715a-f3f5-d90a470314c3-l0cyMroinI0@public.gmane.org>
2016-05-04 17:26       ` Tony Lindgren
2016-05-04 18:01         ` Nishanth Menon
     [not found]           ` <572A38FD.9050801-l0cyMroinI0@public.gmane.org>
2016-05-05 18:46             ` Tony Lindgren
2016-05-09  8:25               ` Peter Ujfalusi
2016-05-09  8:34                 ` Tomi Valkeinen
     [not found]               ` <2822D1C2B9B19F4A8261F756A13373F801BEF7B4@DFLE11.ent.ti.com>
     [not found]                 ` <CAPjucKb+4vd8Ar3MATCuTx+9R36PeB0hbvwDaAD1KTZFCiVJEA@mail.gmail.com>
     [not found]                   ` <2822D1C2B9B19F4A8261F756A13373F801BF86D2@DFLE11.ent.ti.com>
     [not found]                     ` <2822D1C2B9B19F4A8261F756A13373F801BF8703@DFLE11.ent.ti.com>
     [not found]                       ` <CAPjucKb2PLSZcD3YZ9xQk1F62ugFaGAkBBqMp5GmoWFd0H8Vfg@mail.gmail.com>
2016-05-12 16:57                         ` Tony Lindgren
2016-05-12 19:19                           ` Nishanth Menon
2016-05-12 20:26                             ` Tony Lindgren [this message]

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