Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933037AbbFIQYi (ORCPT ); Tue, 9 Jun 2015 12:24:38 -0400 Received: from eusmtp01.atmel.com ([212.144.249.243]:41210 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753533AbbFIQYK (ORCPT ); Tue, 9 Jun 2015 12:24:10 -0400 From: Cyrille Pitchen To: , , , CC: , , , , , , , , Cyrille Pitchen Subject: [PATCH v6 5/6] i2c: at91: print hardware version Date: Tue, 9 Jun 2015 18:22:18 +0200 Message-ID: X-Mailer: git-send-email 1.8.2.2 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1155 Lines: 39 The probe() function now prints the hardware version of the I2C controller. Signed-off-by: Cyrille Pitchen --- drivers/i2c/busses/i2c-at91.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c index 817ae69..6e88b30 100644 --- a/drivers/i2c/busses/i2c-at91.c +++ b/drivers/i2c/busses/i2c-at91.c @@ -85,6 +85,8 @@ #define AT91_TWI_ACR_DATAL(len) ((len) & 0xff) #define AT91_TWI_ACR_DIR BIT(8) +#define AT91_TWI_VER 0x00fc /* Version Register */ + struct at91_twi_pdata { unsigned clk_max_div; unsigned clk_offset; @@ -908,7 +910,8 @@ static int at91_twi_probe(struct platform_device *pdev) return rc; } - dev_info(dev->dev, "AT91 i2c bus driver.\n"); + dev_info(dev->dev, "AT91 i2c bus driver (version: %#x).\n", + at91_twi_read(dev, AT91_TWI_VER)); return 0; } -- 1.8.2.2 -- 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/