linux-kernel - [PATCH v2 1/2] pinctrl: rockchip: delay recalced_mask and route

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Message-ID: <20240529143534.32402-2-dmt.yashin@gmail.com>
Date: Wed, 29 May 2024 19:35:33 +0500
From: Dmitry Yashin <dmt.yashin@...il.com>
To: Linus Walleij <linus.walleij@...aro.org>,
	Heiko Stuebner <heiko@...ech.de>
Cc: Luca Ceresoli <luca.ceresoli@...tlin.com>,
	Jianqun Xu <jay.xu@...k-chips.com>,
	Jonas Karlman <jonas@...boo.se>,
	devicetree@...r.kernel.org,
	linux-gpio@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Dmitry Yashin <dmt.yashin@...il.com>
Subject: [PATCH v2 1/2] pinctrl: rockchip: delay recalced_mask and route_mask init

For some SoC's like rk3308 additional runtime setup needed, so delay
recalced_mask and route_mask init.

Signed-off-by: Dmitry Yashin <dmt.yashin@...il.com>
---
 drivers/pinctrl/pinctrl-rockchip.c | 52 ++++++++++++++++++------------
 1 file changed, 32 insertions(+), 20 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index cc647db76927..c290c755b4fb 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -3170,6 +3170,36 @@ static int rockchip_pinctrl_register(struct platform_device *pdev,
 	return 0;
 }
 
+static void iomux_recalced_routes_init(struct rockchip_pinctrl *info)
+{
+	struct rockchip_pin_ctrl *ctrl = info->ctrl;
+	struct rockchip_pin_bank *bank = ctrl->pin_banks;
+	int i, j;
+	
+	for (i = 0; i < ctrl->nr_banks; ++i, ++bank) {
+
+		/* calculate the per-bank recalced_mask */
+		for (j = 0; j < ctrl->niomux_recalced; j++) {
+			int pin = 0;
+
+			if (ctrl->iomux_recalced[j].num == bank->bank_num) {
+				pin = ctrl->iomux_recalced[j].pin;
+				bank->recalced_mask |= BIT(pin);
+			}
+		}
+
+		/* calculate the per-bank route_mask */
+		for (j = 0; j < ctrl->niomux_routes; j++) {
+			int pin = 0;
+
+			if (ctrl->iomux_routes[j].bank_num == bank->bank_num) {
+				pin = ctrl->iomux_routes[j].pin;
+				bank->route_mask |= BIT(pin);
+			}
+		}
+	}
+}
+
 static const struct of_device_id rockchip_pinctrl_dt_match[];
 
 /* retrieve the soc specific data */
@@ -3265,26 +3295,6 @@ static struct rockchip_pin_ctrl *rockchip_pinctrl_get_soc_data(
 
 			bank_pins += 8;
 		}
-
-		/* calculate the per-bank recalced_mask */
-		for (j = 0; j < ctrl->niomux_recalced; j++) {
-			int pin = 0;
-
-			if (ctrl->iomux_recalced[j].num == bank->bank_num) {
-				pin = ctrl->iomux_recalced[j].pin;
-				bank->recalced_mask |= BIT(pin);
-			}
-		}
-
-		/* calculate the per-bank route_mask */
-		for (j = 0; j < ctrl->niomux_routes; j++) {
-			int pin = 0;
-
-			if (ctrl->iomux_routes[j].bank_num == bank->bank_num) {
-				pin = ctrl->iomux_routes[j].pin;
-				bank->route_mask |= BIT(pin);
-			}
-		}
 	}
 
 	return ctrl;
@@ -3403,6 +3413,8 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)
 			return PTR_ERR(info->regmap_pmu);
 	}
 
+	iomux_recalced_routes_init(info);
+
 	ret = rockchip_pinctrl_register(pdev, info);
 	if (ret)
 		return ret;
-- 
2.39.2