[PATCH v1 10/19] reset: npcm: using syscon instead of device data

From: Tomer Maimon
Date: Sun May 22 2022 - 11:58:28 EST


Using syscon device tree property instead of
device data to handle the NPCM GCR registers.

Signed-off-by: Tomer Maimon <tmaimon77@xxxxxxxxx>
---
drivers/reset/reset-npcm.c | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/reset/reset-npcm.c b/drivers/reset/reset-npcm.c
index 2ea4d3136e15..0c963b21eddc 100644
--- a/drivers/reset/reset-npcm.c
+++ b/drivers/reset/reset-npcm.c
@@ -138,8 +138,7 @@ static int npcm_reset_xlate(struct reset_controller_dev *rcdev,
}

static const struct of_device_id npcm_rc_match[] = {
- { .compatible = "nuvoton,npcm750-reset",
- .data = (void *)"nuvoton,npcm750-gcr" },
+ { .compatible = "nuvoton,npcm750-reset"},
{ }
};

@@ -155,14 +154,10 @@ static int npcm_usb_reset(struct platform_device *pdev, struct npcm_rc_data *rc)
u32 ipsrst1_bits = 0;
u32 ipsrst2_bits = NPCM_IPSRST2_USB_HOST;
u32 ipsrst3_bits = 0;
- const char *gcr_dt;

- gcr_dt = (const char *)
- of_match_device(dev->driver->of_match_table, dev)->data;
-
- gcr_regmap = syscon_regmap_lookup_by_compatible(gcr_dt);
+ gcr_regmap = syscon_regmap_lookup_by_phandle(dev->of_node, "syscon");
if (IS_ERR(gcr_regmap)) {
- dev_err(&pdev->dev, "Failed to find %s\n", gcr_dt);
+ dev_err(&pdev->dev, "Failed to find gcr syscon");
return PTR_ERR(gcr_regmap);
}

--
2.33.0