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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Barebox List <barebox@lists.infradead.org>
Subject: [PATCH 01/15] ARM: MXS: Fix vddd brownout setting
Date: Wed, 28 Jan 2015 08:32:05 +0100	[thread overview]
Message-ID: <1422430339-11969-2-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1422430339-11969-1-git-send-email-s.hauer@pengutronix.de>

The brownout setting can be at maximum 7*25mV below the voltage
setting of the regulator. Set it to the minimum Voltage which is
1325mV.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 arch/arm/mach-mxs/power-init.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-mxs/power-init.c b/arch/arm/mach-mxs/power-init.c
index 977c6e4..bc3d659 100644
--- a/arch/arm/mach-mxs/power-init.c
+++ b/arch/arm/mach-mxs/power-init.c
@@ -1177,7 +1177,7 @@ static void __mx23_power_init(int has_battery)
 	mxs_enable_output_rail_protection();
 
 	mxs_power_set_vddx(&mx23_vddio_cfg, 3300, 3150);
-	mxs_power_set_vddx(&mxs_vddd_cfg, 1500, 1000);
+	mxs_power_set_vddx(&mxs_vddd_cfg, 1500, 1325);
 	mxs_power_set_vddx(&mxs_vddmem_cfg, 2500, 1700);
 
 	writel(POWER_CTRL_VDDD_BO_IRQ | POWER_CTRL_VDDA_BO_IRQ |
@@ -1234,7 +1234,7 @@ static void __mx28_power_init(int has_battery)
 	mxs_enable_output_rail_protection();
 
 	mxs_power_set_vddx(&mx28_vddio_cfg, 3300, 3150);
-	mxs_power_set_vddx(&mxs_vddd_cfg, 1500, 1000);
+	mxs_power_set_vddx(&mxs_vddd_cfg, 1500, 1325);
 
 	writel(POWER_CTRL_VDDD_BO_IRQ | POWER_CTRL_VDDA_BO_IRQ |
 		POWER_CTRL_VDDIO_BO_IRQ | POWER_CTRL_VDD5V_DROOP_IRQ |
-- 
2.1.4


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  reply	other threads:[~2015-01-28  7:33 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-28  7:32 [PATCH] MXS: Add device tree support and duckbill board support Sascha Hauer
2015-01-28  7:32 ` Sascha Hauer [this message]
2015-01-28  7:32 ` [PATCH 02/15] MXS: power-init: inline only once used functions Sascha Hauer
2015-01-28  7:32 ` [PATCH 03/15] ARM: MXS: Do not register devices with device tree support Sascha Hauer
2015-01-28  7:32 ` [PATCH 04/15] ARM: MXS: Make gpio a driver Sascha Hauer
2015-01-28  7:32 ` [PATCH 05/15] mci: mxs: Add devicetree support Sascha Hauer
2015-01-28  7:32 ` [PATCH 06/15] serial: stm_serial: " Sascha Hauer
2015-01-28  7:32 ` [PATCH 07/15] ARM: MXS: Create ocotp device in SoC code Sascha Hauer
2015-01-28  7:32 ` [PATCH 08/15] ARM: MXS: ocotp: Add devicetree support Sascha Hauer
2015-01-28  7:32 ` [PATCH 09/15] of: Create platform_device when creating AMBA device failed Sascha Hauer
2015-01-28  7:32 ` [PATCH 10/15] pbl: Add support for memory_display Sascha Hauer
2015-01-28  7:32 ` [PATCH 11/15] pinctrl: Add MXS pinctrl driver Sascha Hauer
2015-01-28  7:32 ` [PATCH 12/15] ARM: MXS: Setup vdda in power prep Sascha Hauer
2015-01-28  7:32 ` [PATCH 13/15] ARM: MXS: Add regulator debug print Sascha Hauer
2015-01-28  7:32 ` [PATCH 14/15] ARM: MXS: power-init: Add parameters to mx28_power_init() Sascha Hauer
2015-01-28  7:32 ` [PATCH 15/15] ARM: MXS: Add duckbill board support Sascha Hauer

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