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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>
This commit is contained in:
Jonas Karlman
2024-08-02 22:56:43 +00:00
committed by Ondrej Jirman
parent eb84ee977d
commit f308fc9ab0
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 <syscon.h>
#include <fdtdec.h> #include <fdtdec.h>
#include <linux/bitops.h> #include <linux/bitops.h>
#include <linux/err.h>
#include <linux/libfdt.h> #include <linux/libfdt.h>
#include "pinctrl-rockchip.h" #include "pinctrl-rockchip.h"
@@ -640,37 +641,21 @@ int rockchip_pinctrl_probe(struct udevice *dev)
{ {
struct rockchip_pinctrl_priv *priv = dev_get_priv(dev); struct rockchip_pinctrl_priv *priv = dev_get_priv(dev);
struct rockchip_pin_ctrl *ctrl; struct rockchip_pin_ctrl *ctrl;
struct udevice *syscon;
struct regmap *regmap;
int ret = 0;
/* get rockchip grf syscon phandle */ priv->regmap_base =
ret = uclass_get_device_by_phandle(UCLASS_SYSCON, dev, "rockchip,grf", syscon_regmap_lookup_by_phandle(dev, "rockchip,grf");
&syscon); if (IS_ERR(priv->regmap_base)) {
if (ret) { debug("unable to find rockchip,grf regmap\n");
debug("unable to find rockchip,grf syscon device (%d)\n", ret); return PTR_ERR(priv->regmap_base);
return ret;
} }
/* get grf-reg base address */ if (dev_read_bool(dev, "rockchip,pmu")) {
regmap = syscon_get_regmap(syscon); priv->regmap_pmu =
if (!regmap) { syscon_regmap_lookup_by_phandle(dev, "rockchip,pmu");
debug("unable to find rockchip grf regmap\n"); if (IS_ERR(priv->regmap_pmu)) {
return -ENODEV; debug("unable to find rockchip,pmu regmap\n");
} return PTR_ERR(priv->regmap_pmu);
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;
} }
priv->regmap_pmu = regmap;
} }
ctrl = rockchip_pinctrl_get_soc_data(dev); ctrl = rockchip_pinctrl_get_soc_data(dev);