From patchwork Tue Jul 12 00:02:04 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Troy Kisky X-Patchwork-Id: 104298 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:4978:20e::2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 89C261007D1 for ; Tue, 12 Jul 2011 10:02:49 +1000 (EST) Received: from canuck.infradead.org ([2001:4978:20e::1]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QgQQx-0000UI-G0; Tue, 12 Jul 2011 00:02:39 +0000 Received: from localhost ([127.0.0.1] helo=canuck.infradead.org) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1QgQQx-0006US-2I; Tue, 12 Jul 2011 00:02:39 +0000 Received: from oproxy6-pub.bluehost.com ([67.222.54.6]) by canuck.infradead.org with smtp (Exim 4.76 #1 (Red Hat Linux)) id 1QgQQb-0006Ql-5o for linux-arm-kernel@lists.infradead.org; Tue, 12 Jul 2011 00:02:19 +0000 Received: (qmail 378 invoked by uid 0); 12 Jul 2011 00:02:14 -0000 Received: from unknown (HELO box284.bluehost.com) (69.89.31.84) by cpoproxy3.bluehost.com with SMTP; 12 Jul 2011 00:02:14 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=boundarydevices.com; h=From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To:References:X-Identified-User; b=kOVLKKTY1SP2uwTwG9CFo+Q2v3GFN0RadMDvbvdCtXyKzinoL8Cc9t2UXn6FwwmFwwOlvUHLRu51hv35hcBMuKNhKJyeILumUHPj7lcAybip0iRtE31kZWhxWRF8rzwM; Received: from [70.96.116.236] (helo=localhost) by box284.bluehost.com with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.69) (envelope-from ) id 1QgQQX-0006S7-Ah; Mon, 11 Jul 2011 18:02:13 -0600 Received: from tkisky by localhost with local (Exim 4.71) (envelope-from ) id 1QgQQV-0000kS-KC; Mon, 11 Jul 2011 17:02:11 -0700 From: Troy Kisky To: s.hauer@pengutronix.de Subject: [PATCH 2/6] ARM: i.MX53: UARTn_CTS pin should not change RTS input select Date: Mon, 11 Jul 2011 17:02:04 -0700 Message-Id: <1310428928-2637-2-git-send-email-troy.kisky@boundarydevices.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1310428928-2637-1-git-send-email-troy.kisky@boundarydevices.com> References: <1310428928-2637-1-git-send-email-troy.kisky@boundarydevices.com> X-Identified-User: {1412:box284.bluehost.com:boundar4:boundarydevices.com} {sentby:smtp auth 70.96.116.236 authed with troy.kisky@boundarydevices.com} X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20110711_200217_627003_39B4F93A X-CRM114-Status: UNSURE ( 8.99 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.1 (/) X-Spam-Report: SpamAssassin version 3.3.1 on canuck.infradead.org summary: Content analysis details: (0.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [67.222.54.6 listed in list.dnswl.org] 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid Cc: Troy Kisky , linux-arm-kernel@lists.infradead.org, shawn.guo@freescale.com, u.kleine-koenig@pengutronix.de X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org If both the RTS pad and CTS pad definitions setup IOMUXC_UARTn_IPP_UART_RTS_MUX_SELECT_INPUT, then the order of setup will matter. We don't want that. Signed-off-by: Troy Kisky --- You might think that selecting the CTS pad in the xxx_RTS_MUX_SELECT_INPUT would swap the RTS and CTS pins. That does not seem to be the case. Output still happens on the CTS pin. This appears merely to loopback CTS to RTS. Signed-off-by: Troy Kisky --- arch/arm/plat-mxc/include/mach/iomux-mx53.h | 20 ++++++++++---------- 1 files changed, 10 insertions(+), 10 deletions(-) diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx53.h b/arch/arm/plat-mxc/include/mach/iomux-mx53.h index 29ce1e6..0dac888 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx53.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx53.h @@ -107,7 +107,7 @@ #define _MX53_PAD_KEY_ROW4__GPIO4_15 IOMUX_PAD(0x370, 0x48, 1, 0x0, 0, 0) #define _MX53_PAD_KEY_ROW4__CAN2_RXCAN IOMUX_PAD(0x370, 0x48, 2, 0x764, 0, 0) #define _MX53_PAD_KEY_ROW4__IPU_SISG_5 IOMUX_PAD(0x370, 0x48, 3, 0x0, 0, 0) -#define _MX53_PAD_KEY_ROW4__UART5_CTS IOMUX_PAD(0x370, 0x48, 4, 0x894, 1, 0) +#define _MX53_PAD_KEY_ROW4__UART5_CTS IOMUX_PAD(0x370, 0x48, 4, 0x0, 0, 0) #define _MX53_PAD_KEY_ROW4__USBOH3_USBOTG_PWR IOMUX_PAD(0x370, 0x48, 5, 0x0, 0, 0) #define _MX53_PAD_KEY_ROW4__USBPHY1_VBUSVALID IOMUX_PAD(0x370, 0x48, 7, 0x0, 0, 0) #define _MX53_PAD_DI0_DISP_CLK__IPU_DI0_DISP_CLK IOMUX_PAD(0x378, 0x4C, 0, 0x0, 0, 0) @@ -428,7 +428,7 @@ #define _MX53_PAD_CSI0_DAT16__TPIU_TRACE_13 IOMUX_PAD(0x42C, 0x100, 7, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT17__IPU_CSI0_D_17 IOMUX_PAD(0x430, 0x104, 0, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT17__GPIO6_3 IOMUX_PAD(0x430, 0x104, 1, 0x0, 0, 0) -#define _MX53_PAD_CSI0_DAT17__UART4_CTS IOMUX_PAD(0x430, 0x104, 2, 0x88C, 1, 0) +#define _MX53_PAD_CSI0_DAT17__UART4_CTS IOMUX_PAD(0x430, 0x104, 2, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT17__USBOH3_USBH3_DATA_5 IOMUX_PAD(0x430, 0x104, 4, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT17__SDMA_DEBUG_PC_11 IOMUX_PAD(0x430, 0x104, 5, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT17__EMI_EMI_DEBUG_46 IOMUX_PAD(0x430, 0x104, 6, 0x0, 0, 0) @@ -442,7 +442,7 @@ #define _MX53_PAD_CSI0_DAT18__TPIU_TRACE_15 IOMUX_PAD(0x434, 0x108, 7, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT19__IPU_CSI0_D_19 IOMUX_PAD(0x438, 0x10C, 0, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT19__GPIO6_5 IOMUX_PAD(0x438, 0x10C, 1, 0x0, 0, 0) -#define _MX53_PAD_CSI0_DAT19__UART5_CTS IOMUX_PAD(0x438, 0x10C, 2, 0x894, 3, 0) +#define _MX53_PAD_CSI0_DAT19__UART5_CTS IOMUX_PAD(0x438, 0x10C, 2, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT19__USBOH3_USBH3_DATA_7 IOMUX_PAD(0x438, 0x10C, 4, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT19__SDMA_DEBUG_PC_13 IOMUX_PAD(0x438, 0x10C, 5, 0x0, 0, 0) #define _MX53_PAD_CSI0_DAT19__EMI_EMI_DEBUG_48 IOMUX_PAD(0x438, 0x10C, 6, 0x0, 0, 0) @@ -485,7 +485,7 @@ #define _MX53_PAD_EIM_D19__IPU_DISPB1_SER_RS IOMUX_PAD(0x46C, 0x124, 3, 0x0, 0, 0) #define _MX53_PAD_EIM_D19__ECSPI1_SS1 IOMUX_PAD(0x46C, 0x124, 4, 0x7AC, 2, 0) #define _MX53_PAD_EIM_D19__EPIT1_EPITO IOMUX_PAD(0x46C, 0x124, 5, 0x0, 0, 0) -#define _MX53_PAD_EIM_D19__UART1_CTS IOMUX_PAD(0x46C, 0x124, 6, 0x874, 0, 0) +#define _MX53_PAD_EIM_D19__UART1_CTS IOMUX_PAD(0x46C, 0x124, 6, 0x0, 0, 0) #define _MX53_PAD_EIM_D19__USBOH3_USBH2_OC IOMUX_PAD(0x46C, 0x124, 7, 0x8A4, 0, 0) #define _MX53_PAD_EIM_D20__EMI_WEIM_D_20 IOMUX_PAD(0x470, 0x128, 0, 0x0, 0, 0) #define _MX53_PAD_EIM_D20__GPIO3_20 IOMUX_PAD(0x470, 0x128, 1, 0x0, 0, 0) @@ -510,7 +510,7 @@ #define _MX53_PAD_EIM_D22__USBOH3_USBOTG_PWR IOMUX_PAD(0x478, 0x130, 6, 0x0, 0, 0) #define _MX53_PAD_EIM_D23__EMI_WEIM_D_23 IOMUX_PAD(0x47C, 0x134, 0, 0x0, 0, 0) #define _MX53_PAD_EIM_D23__GPIO3_23 IOMUX_PAD(0x47C, 0x134, 1, 0x0, 0, 0) -#define _MX53_PAD_EIM_D23__UART3_CTS IOMUX_PAD(0x47C, 0x134, 2, 0x884, 0, 0) +#define _MX53_PAD_EIM_D23__UART3_CTS IOMUX_PAD(0x47C, 0x134, 2, 0x0, 0, 0) #define _MX53_PAD_EIM_D23__UART1_DCD IOMUX_PAD(0x47C, 0x134, 3, 0x0, 0, 0) #define _MX53_PAD_EIM_D23__IPU_DI0_D0_CS IOMUX_PAD(0x47C, 0x134, 4, 0x0, 0, 0) #define _MX53_PAD_EIM_D23__IPU_DI1_PIN2 IOMUX_PAD(0x47C, 0x134, 5, 0x0, 0, 0) @@ -557,7 +557,7 @@ #define _MX53_PAD_EIM_D27__IPU_DISP1_DAT_23 IOMUX_PAD(0x490, 0x148, 7, 0x0, 0, 0) #define _MX53_PAD_EIM_D28__EMI_WEIM_D_28 IOMUX_PAD(0x494, 0x14C, 0, 0x0, 0, 0) #define _MX53_PAD_EIM_D28__GPIO3_28 IOMUX_PAD(0x494, 0x14C, 1, 0x0, 0, 0) -#define _MX53_PAD_EIM_D28__UART2_CTS IOMUX_PAD(0x494, 0x14C, 2, 0x87C, 0, 0) +#define _MX53_PAD_EIM_D28__UART2_CTS IOMUX_PAD(0x494, 0x14C, 2, 0x0, 0, 0) #define _MX53_PAD_EIM_D28__IPU_DISPB0_SER_DIO IOMUX_PAD(0x494, 0x14C, 3, 0x82C, 1, 0) #define _MX53_PAD_EIM_D28__CSPI_MOSI IOMUX_PAD(0x494, 0x14C, 4, 0x788, 1, 0) #define _MX53_PAD_EIM_D28__I2C1_SDA IOMUX_PAD(0x494, 0x14C, 5, 0x818, 1, 0) @@ -573,7 +573,7 @@ #define _MX53_PAD_EIM_D29__IPU_DI0_PIN14 IOMUX_PAD(0x498, 0x150, 7, 0x0, 0, 0) #define _MX53_PAD_EIM_D30__EMI_WEIM_D_30 IOMUX_PAD(0x49C, 0x154, 0, 0x0, 0, 0) #define _MX53_PAD_EIM_D30__GPIO3_30 IOMUX_PAD(0x49C, 0x154, 1, 0x0, 0, 0) -#define _MX53_PAD_EIM_D30__UART3_CTS IOMUX_PAD(0x49C, 0x154, 2, 0x884, 2, 0) +#define _MX53_PAD_EIM_D30__UART3_CTS IOMUX_PAD(0x49C, 0x154, 2, 0x0, 0, 0) #define _MX53_PAD_EIM_D30__IPU_CSI0_D_3 IOMUX_PAD(0x49C, 0x154, 3, 0x0, 0, 0) #define _MX53_PAD_EIM_D30__IPU_DI0_PIN11 IOMUX_PAD(0x49C, 0x154, 4, 0x0, 0, 0) #define _MX53_PAD_EIM_D30__IPU_DISP1_DAT_21 IOMUX_PAD(0x49C, 0x154, 5, 0x0, 0, 0) @@ -877,7 +877,7 @@ #define _MX53_PAD_PATA_BUFFER_EN__USBPHY2_DATAOUT_5 IOMUX_PAD(0x5FC, 0x27C, 7, 0x0, 0, 0) #define _MX53_PAD_PATA_INTRQ__PATA_INTRQ IOMUX_PAD(0x600, 0x280, 0, 0x0, 0, 0) #define _MX53_PAD_PATA_INTRQ__GPIO7_2 IOMUX_PAD(0x600, 0x280, 1, 0x0, 0, 0) -#define _MX53_PAD_PATA_INTRQ__UART2_CTS IOMUX_PAD(0x600, 0x280, 3, 0x87C, 2, 0) +#define _MX53_PAD_PATA_INTRQ__UART2_CTS IOMUX_PAD(0x600, 0x280, 3, 0x0, 0, 0) #define _MX53_PAD_PATA_INTRQ__CAN1_TXCAN IOMUX_PAD(0x600, 0x280, 4, 0x0, 0, 0) #define _MX53_PAD_PATA_INTRQ__CCM_CCM_OUT_2 IOMUX_PAD(0x600, 0x280, 5, 0x0, 0, 0) #define _MX53_PAD_PATA_INTRQ__USBPHY2_DATAOUT_6 IOMUX_PAD(0x600, 0x280, 7, 0x0, 0, 0) @@ -889,7 +889,7 @@ #define _MX53_PAD_PATA_RESET_B__PATA_PATA_RESET_B IOMUX_PAD(0x608, 0x288, 0, 0x0, 0, 0) #define _MX53_PAD_PATA_RESET_B__GPIO7_4 IOMUX_PAD(0x608, 0x288, 1, 0x0, 0, 0) #define _MX53_PAD_PATA_RESET_B__ESDHC3_CMD IOMUX_PAD(0x608, 0x288, 2, 0x0, 0, 0) -#define _MX53_PAD_PATA_RESET_B__UART1_CTS IOMUX_PAD(0x608, 0x288, 3, 0x874, 2, 0) +#define _MX53_PAD_PATA_RESET_B__UART1_CTS IOMUX_PAD(0x608, 0x288, 3, 0x0, 0, 0) #define _MX53_PAD_PATA_RESET_B__CAN2_TXCAN IOMUX_PAD(0x608, 0x288, 4, 0x0, 0, 0) #define _MX53_PAD_PATA_RESET_B__USBPHY1_DATAOUT_0 IOMUX_PAD(0x608, 0x288, 7, 0x0, 0, 0) #define _MX53_PAD_PATA_IORDY__PATA_IORDY IOMUX_PAD(0x60C, 0x28C, 0, 0x0, 0, 0) @@ -906,7 +906,7 @@ #define _MX53_PAD_PATA_DA_1__PATA_DA_1 IOMUX_PAD(0x614, 0x294, 0, 0x0, 0, 0) #define _MX53_PAD_PATA_DA_1__GPIO7_7 IOMUX_PAD(0x614, 0x294, 1, 0x0, 0, 0) #define _MX53_PAD_PATA_DA_1__ESDHC4_CMD IOMUX_PAD(0x614, 0x294, 2, 0x0, 0, 0) -#define _MX53_PAD_PATA_DA_1__UART3_CTS IOMUX_PAD(0x614, 0x294, 4, 0x884, 4, 0) +#define _MX53_PAD_PATA_DA_1__UART3_CTS IOMUX_PAD(0x614, 0x294, 4, 0x0, 0, 0) #define _MX53_PAD_PATA_DA_1__USBPHY1_DATAOUT_3 IOMUX_PAD(0x614, 0x294, 7, 0x0, 0, 0) #define _MX53_PAD_PATA_DA_2__PATA_DA_2 IOMUX_PAD(0x618, 0x298, 0, 0x0, 0, 0) #define _MX53_PAD_PATA_DA_2__GPIO7_8 IOMUX_PAD(0x618, 0x298, 1, 0x0, 0, 0)