openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[media] ir-hix5hd2: make hisilicon,power-syscon property deprecated 

The clock of IR can be provided by the clock provider and controlled
by common clock framework APIs.

Signed-off-by: Ruqiang Ju <juruqiang@huawei.com>
Signed-off-by: Jiancheng Xue <xuejiancheng@hisilicon.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Ruqiang Ju 2016-11-15 05:31:32 -02:00 committed by Mauro Carvalho Chehab
parent 69ace6ee3e
commit 414e72c729
2 changed files with 19 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
Documentation/devicetree/bindings/media/hix5hd2-ir.txt
View File

@ -8,10 +8,11 @@ Required properties:
the device. The interrupt specifier format depends on the interrupt
controller parent.
- clocks: clock phandle and specifier pair.
- hisilicon,power-syscon: phandle of syscon used to control power.
Optional properties:
- linux,rc-map-name : Remote control map name.
- hisilicon,power-syscon: DEPRECATED. Don't use this in new dts files.
Provide correct clocks instead.
Example node:
@ -19,7 +20,6 @@ Example node:
compatible = "hisilicon,hix5hd2-ir";
reg = <0xf8001000 0x1000>;
interrupts = <0 47 4>;
clocks = <&clock HIX5HD2_FIXED_24M>;
hisilicon,power-syscon = <&sysctrl>;
clocks = <&clock HIX5HD2_IR_CLOCK>;
linux,rc-map-name = "rc-tivo";
};

25
drivers/media/rc/ir-hix5hd2.c
View File

@ -75,15 +75,22 @@ static void hix5hd2_ir_enable(struct hix5hd2_ir_priv *dev, bool on)
{
u32 val;
regmap_read(dev->regmap, IR_CLK, &val);
if (on) {
val &= ~IR_CLK_RESET;
val |= IR_CLK_ENABLE;
if (dev->regmap) {
regmap_read(dev->regmap, IR_CLK, &val);
if (on) {
val &= ~IR_CLK_RESET;
val |= IR_CLK_ENABLE;
} else {
val &= ~IR_CLK_ENABLE;
val |= IR_CLK_RESET;
}
regmap_write(dev->regmap, IR_CLK, val);
} else {
val &= ~IR_CLK_ENABLE;
val |= IR_CLK_RESET;
if (on)
clk_prepare_enable(dev->clock);
else
clk_disable_unprepare(dev->clock);
}
regmap_write(dev->regmap, IR_CLK, val);
}
static int hix5hd2_ir_config(struct hix5hd2_ir_priv *priv)
@ -207,8 +214,8 @@ static int hix5hd2_ir_probe(struct platform_device *pdev)
priv->regmap = syscon_regmap_lookup_by_phandle(node,
"hisilicon,power-syscon");
if (IS_ERR(priv->regmap)) {
dev_err(dev, "no power-reg\n");
return -EINVAL;
dev_info(dev, "no power-reg\n");
priv->regmap = NULL;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);