Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751633Ab3HSVk7 (ORCPT ); Mon, 19 Aug 2013 17:40:59 -0400 Received: from smtp.codeaurora.org ([198.145.11.231]:34896 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751441Ab3HSVkB (ORCPT ); Mon, 19 Aug 2013 17:40:01 -0400 From: Stephen Boyd To: Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-serial@vger.kernel.org, David Brown Subject: [PATCH 3/4] msm_serial: Add support for non-GSBI UARTDM devices Date: Mon, 19 Aug 2013 14:39:56 -0700 Message-Id: <1376948397-6882-4-git-send-email-sboyd@codeaurora.org> X-Mailer: git-send-email 1.8.4.rc3.2.g2c2b664 In-Reply-To: <1376948397-6882-1-git-send-email-sboyd@codeaurora.org> References: <1376948397-6882-1-git-send-email-sboyd@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2012 Lines: 61 Not all UARTDM hardware is part of a GSBI complex. Add support for these devices and fix a bug where we assumed uartdm meant the hardware was part of a GSBI complex. Cc: David Brown Signed-off-by: Stephen Boyd --- drivers/tty/serial/msm_serial.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 7631313..f42c805 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -670,7 +670,7 @@ static void msm_config_port(struct uart_port *port, int flags) if (ret) return; } - if (msm_port->is_uartdm) + if (msm_port->gsbi_base) writel_relaxed(GSBI_PROTOCOL_UART, msm_port->gsbi_base + GSBI_CONTROL); } @@ -860,6 +860,11 @@ static struct uart_driver msm_uart_driver = { static atomic_t msm_uart_next_id = ATOMIC_INIT(0); +static const struct of_device_id msm_uartdm_table[] = { + { .compatible = "qcom,msm-uartdm" }, + { } +}; + static int __init msm_serial_probe(struct platform_device *pdev) { struct msm_port *msm_port; @@ -879,7 +884,7 @@ static int __init msm_serial_probe(struct platform_device *pdev) port->dev = &pdev->dev; msm_port = UART_TO_MSM(port); - if (platform_get_resource(pdev, IORESOURCE_MEM, 1)) + if (of_match_device(msm_uartdm_table, &pdev->dev)) msm_port->is_uartdm = 1; else msm_port->is_uartdm = 0; @@ -926,6 +931,7 @@ static int msm_serial_remove(struct platform_device *pdev) static struct of_device_id msm_match_table[] = { { .compatible = "qcom,msm-uart" }, + { .compatible = "qcom,msm-uartdm" }, {} }; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/