From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Buesch Subject: [PATCH] cbus-tahvo: Add battery related register defines Date: Sat, 26 Feb 2011 00:23:24 +0100 Message-ID: <1298676204.27500.9.camel@marge> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: Received: from 80-190-117-144.ip-home.de ([80.190.117.144]:43615 "EHLO bu3sch.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932815Ab1BYXX0 (ORCPT ); Fri, 25 Feb 2011 18:23:26 -0500 Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Tony Lindgren Cc: linux-omap , Felipe Balbi This adds battery related register defines to the tahvo driver. Signed-off-by: Michael Buesch --- The knowledge originates from various reverse engineering efforts. So naming might differ from the original unreleased documentation. Index: linux-omap-2.6/drivers/cbus/tahvo.h =================================================================== --- linux-omap-2.6.orig/drivers/cbus/tahvo.h 2011-02-26 00:12:47.660828705 +0100 +++ linux-omap-2.6/drivers/cbus/tahvo.h 2011-02-26 00:12:52.757873087 +0100 @@ -30,12 +30,23 @@ #define TAHVO_REG_IDR 0x01 /* Interrupt ID */ #define TAHVO_REG_IDSR 0x02 /* Interrupt status */ #define TAHVO_REG_IMR 0x03 /* Interrupt mask */ +#define TAHVO_REG_CHGCURR 0x04 /* Charge current control PWM (8-bit) */ #define TAHVO_REG_LEDPWMR 0x05 /* LED PWM */ #define TAHVO_REG_USBR 0x06 /* USB control */ +#define TAHVO_REG_CHGCTL 0x08 /* Charge control register */ +#define TAHVO_REG_CHGCTL_EN 0x0001 /* Global charge enable */ +#define TAHVO_REG_CHGCTL_PWMOVR 0x0004 /* PWM override. Force charge PWM to 0%/100% duty cycle. */ +#define TAHVO_REG_CHGCTL_PWMOVRZERO 0x0008 /* If set, PWM override is 0% (If unset -> 100%) */ +#define TAHVO_REG_CHGCTL_CURMEAS 0x0040 /* Enable battery current measurement. */ +#define TAHVO_REG_CHGCTL_CURTIMRST 0x0080 /* Current measure timer reset. */ +#define TAHVO_REG_BATCURRTIMER 0x0c /* Battery current measure timer (8-bit) */ +#define TAHVO_REG_BATCURR 0x0d /* Battery (dis)charge current (signed 16-bit) */ + #define TAHVO_REG_MAX 0x0d /* Interrupt sources */ #define TAHVO_INT_VBUSON 0 +#define TAHVO_INT_BATCURR 7 /* Battery current measure timer */ #define MAX_TAHVO_IRQ_HANDLERS 8