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pinctrl: rockchip: Use syscon_regmap_lookup_by_phandle()

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Use syscon_regmap_lookup_by_phandle() to simplify the code.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
This commit is contained in:
Jonas Karlman 2026-01-31 23:38:18 +00:00 committed by Tom Rini
parent fbf72dce91
commit ea45ebafd8
1 changed files with 12 additions and 27 deletions
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39
drivers/pinctrl/rockchip/pinctrl-rockchip-core.c
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@ -10,6 +10,7 @@
#include <syscon.h>
#include <fdtdec.h>
#include <linux/bitops.h>
#include <linux/err.h>
#include <linux/libfdt.h>
#include "pinctrl-rockchip.h"
@ -641,37 +642,21 @@ int rockchip_pinctrl_probe(struct udevice *dev)
{
struct rockchip_pinctrl_priv *priv = dev_get_priv(dev);
struct rockchip_pin_ctrl *ctrl;
struct udevice *syscon;
struct regmap *regmap;
int ret = 0;
/* get rockchip grf syscon phandle */
ret = uclass_get_device_by_phandle(UCLASS_SYSCON, dev, "rockchip,grf",
&syscon);
if (ret) {
debug("unable to find rockchip,grf syscon device (%d)\n", ret);
return ret;
priv->regmap_base =
syscon_regmap_lookup_by_phandle(dev, "rockchip,grf");
if (IS_ERR(priv->regmap_base)) {
debug("unable to find rockchip,grf regmap\n");
return PTR_ERR(priv->regmap_base);
}
/* get grf-reg base address */
regmap = syscon_get_regmap(syscon);
if (!regmap) {
debug("unable to find rockchip grf regmap\n");
return -ENODEV;
}
priv->regmap_base = regmap;
/* option: get pmu-reg base address */
ret = uclass_get_device_by_phandle(UCLASS_SYSCON, dev, "rockchip,pmu",
&syscon);
if (!ret) {
/* get pmugrf-reg base address */
regmap = syscon_get_regmap(syscon);
if (!regmap) {
debug("unable to find rockchip pmu regmap\n");
return -ENODEV;
if (dev_read_bool(dev, "rockchip,pmu")) {
priv->regmap_pmu =
syscon_regmap_lookup_by_phandle(dev, "rockchip,pmu");
if (IS_ERR(priv->regmap_pmu)) {
debug("unable to find rockchip,pmu regmap\n");
return PTR_ERR(priv->regmap_pmu);
}
priv->regmap_pmu = regmap;
}
ctrl = rockchip_pinctrl_get_soc_data(dev);