ENGR00232879 mx6sl: EPDC VDDH and VPOS power on/off sequence is wrong

VDDH should only be ON after VPOS when power up and should be off
before VPOS when power down. Set the appropriate MAX17135 timing
parameters for the correct power up/down sequence

Signed-off-by: Peter Chan <B18700@freescale.com>

diff --git a/arch/arm/mach-mx6/board-mx6sl_arm2.c b/arch/arm/mach-mx6/board-mx6sl_arm2.c
index d72fc63ebdc4cb2be6beca132d6a6bb6eb3ef38a..66868c614e8254a5e86e2a0cc95e0c769b519d67 100755 (executable)
--- a/arch/arm/mach-mx6/board-mx6sl_arm2.c
+++ b/arch/arm/mach-mx6/board-mx6sl_arm2.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2012 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright (C) 2012-2013 Freescale Semiconductor, Inc. All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -315,13 +315,13 @@ static struct platform_device max17135_sensor_device = {
 
 static struct max17135_platform_data max17135_pdata __initdata = {
        .vneg_pwrup = 1,
-       .gvee_pwrup = 1,
-       .vpos_pwrup = 2,
-       .gvdd_pwrup = 1,
+       .gvee_pwrup = 2,
+       .vpos_pwrup = 10,
+       .gvdd_pwrup = 12,
        .gvdd_pwrdn = 1,
        .vpos_pwrdn = 2,
-       .gvee_pwrdn = 1,
-       .vneg_pwrdn = 1,
+       .gvee_pwrdn = 8,
+       .vneg_pwrdn = 10,
        .gpio_pmic_pwrgood = MX6SL_BRD_EPDC_PWRSTAT,
        .gpio_pmic_vcom_ctrl = MX6SL_BRD_EPDC_VCOM,
        .gpio_pmic_wakeup = MX6SL_BRD_EPDC_PMIC_WAKE,

diff --git a/arch/arm/mach-mx6/board-mx6sl_evk.c b/arch/arm/mach-mx6/board-mx6sl_evk.c
index 1b09e4499264d20b508ab4b8b91bb850ec640ad8..729054c9f01595d01b5df5f147790ee76f598228 100644 (file)
--- a/arch/arm/mach-mx6/board-mx6sl_evk.c
+++ b/arch/arm/mach-mx6/board-mx6sl_evk.c
@@ -378,13 +378,13 @@ static struct platform_device max17135_sensor_device = {
 
 static struct max17135_platform_data max17135_pdata __initdata = {
        .vneg_pwrup = 1,
-       .gvee_pwrup = 1,
-       .vpos_pwrup = 2,
-       .gvdd_pwrup = 1,
+       .gvee_pwrup = 2,
+       .vpos_pwrup = 10,
+       .gvdd_pwrup = 12,
        .gvdd_pwrdn = 1,
        .vpos_pwrdn = 2,
-       .gvee_pwrdn = 1,
-       .vneg_pwrdn = 1,
+       .gvee_pwrdn = 8,
+       .vneg_pwrdn = 10,
        .gpio_pmic_pwrgood = MX6SL_BRD_EPDC_PWRSTAT,
        .gpio_pmic_vcom_ctrl = MX6SL_BRD_EPDC_VCOM,
        .gpio_pmic_wakeup = MX6SL_BRD_EPDC_PMIC_WAKE,