Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753207AbaAYRRM (ORCPT ); Sat, 25 Jan 2014 12:17:12 -0500 Received: from smtp3-g21.free.fr ([212.27.42.3]:49573 "EHLO smtp3-g21.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752324AbaAYRRJ (ORCPT ); Sat, 25 Jan 2014 12:17:09 -0500 Date: Sat, 25 Jan 2014 18:14:41 +0100 From: Jean-Francois Moine To: dri-devel@lists.freedesktop.org Cc: Dave Airlie , Rob Clark , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Russell King - ARM Linux Subject: [PATCH v4 13/24] drm/i2c: tda998x: add DT support Message-ID: <20140125181441.52161a91@armhf> In-Reply-To: References: X-Mailer: Claws Mail 3.9.3 (GTK+ 2.24.22; arm-unknown-linux-gnueabihf) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds DT support to the tda998x. Acked-by: Russell King Tested-by: Russell King Signed-off-by: Jean-Francois Moine --- drivers/gpu/drm/i2c/tda998x_drv.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index a3ebc08..0231e44 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1164,6 +1164,8 @@ tda998x_encoder_init(struct i2c_client *client, struct drm_encoder_slave *encoder_slave) { struct tda998x_priv *priv; + struct device_node *np = client->dev.of_node; + u32 video; int ret; priv = kzalloc(sizeof(*priv), GFP_KERNEL); @@ -1232,6 +1234,17 @@ tda998x_encoder_init(struct i2c_client *client, cec_write(priv, REG_CEC_FRO_IM_CLK_CTRL, CEC_FRO_IM_CLK_CTRL_GHOST_DIS | CEC_FRO_IM_CLK_CTRL_IMCLK_SEL); + if (!np) + return 0; /* non-DT */ + + /* get the optional video properties */ + ret = of_property_read_u32(np, "video-ports", &video); + if (ret == 0) { + priv->vip_cntrl_0 = video >> 16; + priv->vip_cntrl_1 = video >> 8; + priv->vip_cntrl_2 = video; + } + return 0; fail: @@ -1246,6 +1259,14 @@ fail: return -ENXIO; } +#ifdef CONFIG_OF +static const struct of_device_id tda998x_dt_ids[] = { + { .compatible = "nxp,tda998x", }, + { } +}; +MODULE_DEVICE_TABLE(of, tda998x_dt_ids); +#endif + static struct i2c_device_id tda998x_ids[] = { { "tda998x", 0 }, { } @@ -1258,6 +1279,7 @@ static struct drm_i2c_encoder_driver tda998x_driver = { .remove = tda998x_remove, .driver = { .name = "tda998x", + .of_match_table = of_match_ptr(tda998x_dt_ids), }, .id_table = tda998x_ids, }, -- 1.8.5.3 -- 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/