From patchwork Tue Oct 30 16:56:56 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?=C5=81ukasz_Majewski?= X-Patchwork-Id: 195538 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 7D9B72C008C for ; Wed, 31 Oct 2012 03:58:14 +1100 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id A29F44A208; Tue, 30 Oct 2012 17:57:59 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at theia.denx.de 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 PTWREHBwiA8O; Tue, 30 Oct 2012 17:57:59 +0100 (CET) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 7E58E4A218; Tue, 30 Oct 2012 17:57:54 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 7943A4A20B for ; Tue, 30 Oct 2012 17:57:48 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at theia.denx.de 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 UTQrWkPv2OwB for ; Tue, 30 Oct 2012 17:57:46 +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 mailout4.samsung.com (mailout4.samsung.com [203.254.224.34]) by theia.denx.de (Postfix) with ESMTP id 48B8F4A1FC for ; Tue, 30 Oct 2012 17:57:44 +0100 (CET) Received: from epcpsbgm1.samsung.com (epcpsbgm1 [203.254.230.26]) by mailout4.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MCP00FZUTRCMBT0@mailout4.samsung.com> for u-boot@lists.denx.de; Wed, 31 Oct 2012 01:57:39 +0900 (KST) X-AuditID: cbfee61a-b7fa66d0000004cf-b7-509007037d0f Received: from epmmp2 ( [203.254.227.17]) by epcpsbgm1.samsung.com (EPCPMTA) with SMTP id 78.31.01231.30700905; Wed, 31 Oct 2012 01:57:39 +0900 (KST) Received: from mcdsrvbld02.digital.local ([106.116.37.23]) by mmp2.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0MCP009BOTRPFA00@mmp2.samsung.com> for u-boot@lists.denx.de; Wed, 31 Oct 2012 01:57:39 +0900 (KST) From: Lukasz Majewski To: u-boot@lists.denx.de Date: Tue, 30 Oct 2012 17:56:56 +0100 Message-id: <1351616239-21079-2-git-send-email-l.majewski@samsung.com> X-Mailer: git-send-email 1.7.10 In-reply-to: <1351616239-21079-1-git-send-email-l.majewski@samsung.com> References: <1351616239-21079-1-git-send-email-l.majewski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrEJMWRmVeSWpSXmKPExsVy+t9jQV1m9gkBBseWy1i83dvJ7sDocfbO DsYAxigum5TUnMyy1CJ9uwSujKPLPAsWc1ecXrmQpYHxGUcXIyeHhICJxLdjb1ggbDGJC/fW s3UxcnEICUxnlHh89z4rhLOYSeL1sZVsIFVsAnoSn+8+ZQKxRQQkJH71X2UEKWIW2MEo0Xzy LFiRsECUxN9DV8CKWARUJb5NagWL8wq4SSx4+o0dYp28xNP7fUBxDg5OAXeJbavzQcJCQCWv v19jn8DIu4CRYRWjaGpBckFxUnquoV5xYm5xaV66XnJ+7iZGsM+fSe1gXNlgcYhRgINRiYfX 8F9/gBBrYllxZe4hRgkOZiUR3iW/gUK8KYmVValF+fFFpTmpxYcYpTlYlMR5mz1SAoQE0hNL UrNTUwtSi2CyTBycUg2MXXMil2Y0xQnbsgvaTnNYcOOK2fHijJW7U7bO5L+WFvLP5MzJXu9T u+v8tvJLrn7w4su91h2MZy+rvYg9VMWicEhuyaIki9Whpa+8b6YExvy+f7dCb+JjpepXfybO Wx+Vel605k+pQ+xlyaBPRxS+rxd/I1X5/9CuHn6nioDQ+9uyTV+nVXTMU2Ipzkg01GIuKk4E AHNHARn1AQAA Cc: Tom Rini , Kyungmin Park Subject: [U-Boot] [PATCH v4 01/24] pmic:i2c: Handle PMIC I2C transmission comprising of two bytes X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.11 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de This patch adds support for proper handling of a PMIC I2C transmission comprising of two bytes. Signed-off-by: Lukasz Majewski Signed-off-by: Kyungmin Park Cc: Stefano Babic Acked-by: Stefano Babic --- Changes for v2: - None Changes for v3: - None Changes for v4: - None --- drivers/misc/pmic_i2c.c | 9 ++++++++- 1 files changed, 8 insertions(+), 1 deletions(-) diff --git a/drivers/misc/pmic_i2c.c b/drivers/misc/pmic_i2c.c index 95a3365..e74c372 100644 --- a/drivers/misc/pmic_i2c.c +++ b/drivers/misc/pmic_i2c.c @@ -44,6 +44,10 @@ int pmic_reg_write(struct pmic *p, u32 reg, u32 val) buf[1] = (val >> 8) & 0xff; buf[2] = val & 0xff; break; + case 2: + buf[0] = (val >> 8) & 0xff; + buf[1] = val & 0xff; + break; case 1: buf[0] = val & 0xff; break; @@ -73,6 +77,9 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val) case 3: ret_val = buf[0] << 16 | buf[1] << 8 | buf[2]; break; + case 2: + ret_val = buf[0] << 8 | buf[1]; + break; case 1: ret_val = buf[0]; break; @@ -88,7 +95,7 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val) int pmic_probe(struct pmic *p) { I2C_SET_BUS(p->bus); - debug("PMIC:%s probed!\n", p->name); + debug("Bus: %d PMIC:%s probed!\n", p->bus, p->name); if (i2c_probe(pmic_i2c_addr)) { printf("Can't find PMIC:%s\n", p->name); return -1;