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rtc: ingenic: Only support probing from devicetree 

With the recent work on supporting Device Tree on Ingenic SoCs, no
driver ever probes from platform code anymore, so we can clean a bit
this driver by removing the non-devicetree paths.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20200505221336.222313-1-paul@crapouillou.net
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Paul Cercueil 2020-05-06 00:13:30 +02:00 committed by Alexandre Belloni
parent 8816cd726a
commit 24e1f2c938
2 changed files with 4 additions and 17 deletions
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1
drivers/rtc/Kconfig
View File

@ -1680,6 +1680,7 @@ config RTC_DRV_MPC5121
config RTC_DRV_JZ4740
tristate "Ingenic JZ4740 SoC"
depends on MIPS || COMPILE_TEST
depends on OF
help
If you say yes here you get support for the Ingenic JZ47xx SoCs RTC
controllers.

20
drivers/rtc/rtc-jz4740.c
View File

@ -309,19 +309,13 @@ static int jz4740_rtc_probe(struct platform_device *pdev)
{
int ret;
struct jz4740_rtc *rtc;
const struct platform_device_id *id = platform_get_device_id(pdev);
const struct of_device_id *of_id = of_match_device(
jz4740_rtc_of_match, &pdev->dev);
struct device_node *np = pdev->dev.of_node;
rtc = devm_kzalloc(&pdev->dev, sizeof(*rtc), GFP_KERNEL);
if (!rtc)
return -ENOMEM;
if (of_id)
rtc->type = (enum jz4740_rtc_type)of_id->data;
else
rtc->type = id->driver_data;
rtc->type = (enum jz4740_rtc_type)device_get_match_data(dev);
rtc->irq = platform_get_irq(pdev, 0);
if (rtc->irq < 0)
@ -370,7 +364,7 @@ static int jz4740_rtc_probe(struct platform_device *pdev)
return ret;
}
if (np && of_device_is_system_power_controller(np)) {
if (of_device_is_system_power_controller(np)) {
if (!pm_power_off) {
/* Default: 60ms */
rtc->reset_pin_assert_time = 60;
@ -395,20 +389,12 @@ static int jz4740_rtc_probe(struct platform_device *pdev)
return 0;
}
static const struct platform_device_id jz4740_rtc_ids[] = {
{ "jz4740-rtc", ID_JZ4740 },
{ "jz4780-rtc", ID_JZ4780 },
{}
};
MODULE_DEVICE_TABLE(platform, jz4740_rtc_ids);
static struct platform_driver jz4740_rtc_driver = {
.probe = jz4740_rtc_probe,
.driver = {
.name = "jz4740-rtc",
.of_match_table = of_match_ptr(jz4740_rtc_of_match),
.of_match_table = jz4740_rtc_of_match,
},
.id_table = jz4740_rtc_ids,
};
module_platform_driver(jz4740_rtc_driver);