Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1400297
| From | Nishanth Menon <nm@ti.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator |
| Date | 2016-05-12 21:20 +0200 |
| Message-ID | <ry4jo-3zb-11@gated-at.bofh.it> (permalink) |
| References | (6 earlier) <ry27Y-1jB-7@gated-at.bofh.it> <ry27Y-1jB-9@gated-at.bofh.it> <ry27Y-1jB-11@gated-at.bofh.it> <ry27Y-1jB-13@gated-at.bofh.it> <ry27Y-1jB-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 05/12/2016 11:57 AM, Tony Lindgren wrote:
> * Eduard Gavin <egavin@iseebcn.com> [160509 07:43]:
>> Dear Nishanth,
>> In igepV5 the LDO7 is connected to:
>> VDDA_DSIPORTA - ball AA33
>> VDDA_DSIPORTC - ball AE33
>> VDDA_HDMI - ball AN25
>> LDO4 is connected to:
>> VPP1 - ball AD9
>
> Thanks for the info, here's an updated patch with comments and now
> using 1.8V instead of the 2.0V omap5-board-common.dtsi.
>
> Regards,
>
> Tony
>
> 8< -----------------
> From: Tony Lindgren <tony@atomide.com>
> Date: Mon, 9 May 2016 07:51:00 -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 +35,16 @@
> };
> };
>
> +/*
> + * 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.
> + */
> +&ldo7_reg {
> + status = "okay";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> +};
> +
> &omap5_pmx_core {
> i2c4_pins: pinmux_i2c4_pins {
> pinctrl-single,pins = <
>
--
Regards,
Nishanth Menon
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Peter Ujfalusi <peter.ujfalusi@ti.com> - 2016-04-29 14:20 +0200
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Tony Lindgren <tony@atomide.com> - 2016-05-04 19:30 +0200
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Nishanth Menon <nm@ti.com> - 2016-05-04 20:10 +0200
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Tony Lindgren <tony@atomide.com> - 2016-05-05 20:50 +0200
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Peter Ujfalusi <peter.ujfalusi@ti.com> - 2016-05-09 10:30 +0200
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Tomi Valkeinen <tomi.valkeinen@ti.com> - 2016-05-09 10:40 +0200
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Tony Lindgren <tony@atomide.com> - 2016-05-12 19:00 +0200
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Nishanth Menon <nm@ti.com> - 2016-05-12 21:20 +0200
Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Tony Lindgren <tony@atomide.com> - 2016-05-12 22:30 +0200
csiph-web