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esoc: mdm-4x: Deassert gpios before lowering PON signal 

Prevent backpowering of the 9k pmic by lowering all IPC
gpios prior to deasserting PON.

Change-Id: I34c5209711b32ebf11e814721406c4897cdb95ee
Signed-off-by: Hanumant Singh <hanumant@codeaurora.org>
This commit is contained in:
Hanumant Singh 2014-05-28 15:15:33 -07:00
parent 471bf3dc39
commit 339c16cba3
1 changed files with 2 additions and 2 deletions
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4
drivers/esoc/esoc-mdm-4x.c
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@ -374,10 +374,10 @@ static int mdm_cmd_exe(enum esoc_cmd cmd, struct esoc_clink *esoc)
* to prevent the mdm from immediately powering back on
* after the shutdown
*/
mdm_power_down(mdm);
mdm_update_gpio_configs(mdm, GPIO_UPDATE_BOOTING_CONFIG);
gpio_set_value(MDM_GPIO(mdm, AP2MDM_STATUS), 0);
esoc_clink_queue_request(ESOC_REQ_SHUTDOWN, esoc);
mdm_power_down(mdm);
mdm_update_gpio_configs(mdm, GPIO_UPDATE_BOOTING_CONFIG);
break;
case ESOC_RESET:
mdm_toggle_soft_reset(mdm);