From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 12/14] video: i.MX IPUv3 ldb: implement i.MX53 support
Date: Wed, 7 May 2014 10:04:42 +0200 [thread overview]
Message-ID: <1399449884-19089-12-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1399449884-19089-1-git-send-email-s.hauer@pengutronix.de>
Configure the clock path correctly for i.MX53.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
drivers/video/imx-ipu-v3/imx-ldb.c | 31 ++++++++++++++++++++++++++++++-
1 file changed, 30 insertions(+), 1 deletion(-)
diff --git a/drivers/video/imx-ipu-v3/imx-ldb.c b/drivers/video/imx-ipu-v3/imx-ldb.c
index bbdbe40..70429eb 100644
--- a/drivers/video/imx-ipu-v3/imx-ldb.c
+++ b/drivers/video/imx-ipu-v3/imx-ldb.c
@@ -190,7 +190,36 @@ static int imx6q_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, int di)
static int imx53_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, int di)
{
- return -ENOSYS;
+ struct clk *diclk, *ldbclk;
+ struct imx_ldb *ldb = imx_ldb_ch->ldb;
+ int ret, dino;
+ char *clkname;
+
+ dino = di & 0x1;
+
+ clkname = asprintf("ipu_di%d_sel", dino);
+ diclk = clk_lookup(clkname);
+ free(clkname);
+ if (IS_ERR(diclk)) {
+ dev_err(ldb->dev, "failed to get di clk: %s\n", strerror(PTR_ERR(diclk)));
+ return PTR_ERR(diclk);
+ }
+
+ clkname = asprintf("ldb_di%d_div", imx_ldb_ch->chno);
+ ldbclk = clk_lookup(clkname);
+ free(clkname);
+ if (IS_ERR(ldbclk)) {
+ dev_err(ldb->dev, "failed to get ldb clk: %s\n", strerror(PTR_ERR(ldbclk)));
+ return PTR_ERR(ldbclk);
+ }
+
+ ret = clk_set_parent(diclk, ldbclk);
+ if (ret) {
+ dev_err(ldb->dev, "failed to set display clock parent: %s\n", strerror(-ret));
+ return ret;
+ }
+
+ return 0;
}
static struct imx_ldb_data imx_ldb_data_imx6q = {
--
2.0.0.rc0
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next prev parent reply other threads:[~2014-05-07 8:05 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-07 8:04 [PATCH 01/14] pinctrl: i.MX iomux-v3: Print more context in error message Sascha Hauer
2014-05-07 8:04 ` [PATCH 02/14] ARM: i.MX: bbu: remove dcd arguments from bbu registration Sascha Hauer
2014-05-07 8:04 ` [PATCH 03/14] ARM: tqma53: Add barebox_update support Sascha Hauer
2014-05-07 8:04 ` [PATCH 04/14] ARM: i.MX53: Use clock number defines from dt-bindings Sascha Hauer
2014-05-07 8:04 ` [PATCH 05/14] ARM: tqma53: Add phy_type property to usb ports Sascha Hauer
2014-05-07 8:04 ` [PATCH 06/14] ARM: i.MX53: Add pwm support Sascha Hauer
2014-05-07 8:04 ` [PATCH 07/14] ARM: i.MX53 tqma53: Set model from devicetree Sascha Hauer
2014-05-07 8:04 ` [PATCH 08/14] ARM: i.MX: implement pllv2 set/round_rate support Sascha Hauer
2014-05-07 8:04 ` [PATCH 09/14] video: i.MX IPUv3: remove debug leftover Sascha Hauer
2014-05-07 8:04 ` [PATCH 10/14] video: i.MX IPUv3: Print error as string Sascha Hauer
2014-05-07 8:04 ` [PATCH 11/14] video: i.MX IPUv3: Implement i.MX5 IPU reset support Sascha Hauer
2014-05-07 8:04 ` Sascha Hauer [this message]
2014-05-07 8:04 ` [PATCH 13/14] ARM: i.MX5: Add IPU clocks Sascha Hauer
2014-05-07 8:04 ` [PATCH 14/14] ARM: dts: i.MX53: Add ipu alias Sascha Hauer
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