From patchwork Sat Feb 27 18:19:12 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 589440 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id AC3CD1401C7 for ; Sun, 28 Feb 2016 05:24:29 +1100 (AEDT) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 1A967A787F; Sat, 27 Feb 2016 19:22:22 +0100 (CET) Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id D7ljymfYmjCq; Sat, 27 Feb 2016 19:22:22 +0100 (CET) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id C20D6A782B; Sat, 27 Feb 2016 19:22:02 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id CB9FCB37F8 for ; Sat, 27 Feb 2016 19:21:35 +0100 (CET) Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id l5rNMzHksy8i for ; Sat, 27 Feb 2016 19:21:35 +0100 (CET) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from gagarine.paulk.fr (gagarine.paulk.fr [109.190.93.129]) by theia.denx.de (Postfix) with ESMTPS id C5F88B3810 for ; Sat, 27 Feb 2016 19:21:25 +0100 (CET) Received: by gagarine.paulk.fr (Postfix, from userid 65534) id D69B220321; Sat, 27 Feb 2016 19:21:24 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on gagarine.paulk.fr X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=none autolearn=unavailable autolearn_force=no version=3.4.0 Received: from armstrong.paulk.fr (armstrong.paulk.fr [82.233.88.171]) by gagarine.paulk.fr (Postfix) with ESMTPS id 4F05820316; Sat, 27 Feb 2016 19:19:16 +0100 (CET) Received: from localhost.localdomain (aldrin [192.168.0.128]) by armstrong.paulk.fr (Postfix) with ESMTP id 255BF378FD; Sat, 27 Feb 2016 19:19:13 +0100 (CET) From: Paul Kocialkowski To: u-boot@lists.denx.de Date: Sat, 27 Feb 2016 19:19:12 +0100 Message-Id: <1456597155-10711-25-git-send-email-contact@paulk.fr> X-Mailer: git-send-email 2.6.4 In-Reply-To: <1456597155-10711-1-git-send-email-contact@paulk.fr> References: <1456597155-10711-1-git-send-email-contact@paulk.fr> Cc: Marek Vasut , Tom Rini , Hashcode Subject: [U-Boot] [PATCH 24/27] power: twl6030: Power off support X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" This adds support for powering off (the omap SoC) from the twl6030. Signed-off-by: Paul Kocialkowski --- drivers/power/twl6030.c | 8 ++++++++ include/twl6030.h | 7 +++++++ 2 files changed, 15 insertions(+) diff --git a/drivers/power/twl6030.c b/drivers/power/twl6030.c index bfeb34b..05c79be 100644 --- a/drivers/power/twl6030.c +++ b/drivers/power/twl6030.c @@ -28,6 +28,7 @@ static struct twl6030_data twl6032_info = { .vbat_shift = TWL6032_VBAT_SHIFT, }; + static int twl6030_gpadc_read_channel(u8 channel_no) { u8 lsb = 0; @@ -71,6 +72,13 @@ static int twl6030_gpadc_sw2_trigger(void) return 0; } +void twl6030_power_off(void) +{ + twl6030_i2c_write_u8(TWL6030_CHIP_PM, TWL6030_PHOENIX_DEV_ON, + TWL6030_PHOENIX_APP_DEVOFF | TWL6030_PHOENIX_CON_DEVOFF | + TWL6030_PHOENIX_MOD_DEVOFF); +} + void twl6030_stop_usb_charging(void) { twl6030_i2c_write_u8(TWL6030_CHIP_CHARGER, CONTROLLER_CTRL1, 0); diff --git a/include/twl6030.h b/include/twl6030.h index 9a1c645..26c27a4 100644 --- a/include/twl6030.h +++ b/include/twl6030.h @@ -20,6 +20,12 @@ #define TWL6030_CHIP_PWM 0x49 /* Slave Address 0x48 */ +#define TWL6030_PHOENIX_DEV_ON 0x25 + +#define TWL6030_PHOENIX_APP_DEVOFF (1 << 0) +#define TWL6030_PHOENIX_CON_DEVOFF (1 << 1) +#define TWL6030_PHOENIX_MOD_DEVOFF (1 << 2) + #define TWL6030_PH_STS_BOOT 0x29 #define TWL6030_PH_STS_BOOT0 (1 << 0) @@ -182,6 +188,7 @@ static inline int twl6030_i2c_read_u8(u8 chip_no, u8 reg, u8 *val) return i2c_read(chip_no, reg, 1, val, 1); } +void twl6030_power_off(void); void twl6030_init_battery_charging(void); void twl6030_usb_device_settings(void); void twl6030_start_usb_charging(void);