linux-kernel - [PATCHv2 14/21] gpio: rockchip: add support for rk3588

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Message-Id: <20220504213251.264819-15-sebastian.reichel@collabora.com>
Date:   Wed,  4 May 2022 23:32:44 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.com>
To:     Heiko Stuebner <heiko@...ech.de>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, linux-clk@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...ts.collabora.co.uk,
        Jianqun Xu <jay.xu@...k-chips.com>, kernel@...labora.com,
        Sebastian Reichel <sebastian.reichel@...labora.com>
Subject: [PATCHv2 14/21] gpio: rockchip: add support for rk3588

From: Jianqun Xu <jay.xu@...k-chips.com>

Add V2.1 rockchip gpio controller type, which is part of the
RK3588 SoC.

Signed-off-by: Jianqun Xu <jay.xu@...k-chips.com>
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
---
 drivers/gpio/gpio-rockchip.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c
index 099e358d2491..f0e279665525 100644
--- a/drivers/gpio/gpio-rockchip.c
+++ b/drivers/gpio/gpio-rockchip.c
@@ -26,6 +26,7 @@
 
 #define GPIO_TYPE_V1		(0)           /* GPIO Version ID reserved */
 #define GPIO_TYPE_V2		(0x01000C2B)  /* GPIO Version ID 0x01000C2B */
+#define GPIO_TYPE_V2_1		(0x0101157C)  /* GPIO Version ID 0x0101157C */
 
 static const struct rockchip_gpio_regs gpio_regs_v1 = {
 	.port_dr = 0x00,
@@ -663,7 +664,7 @@ static int rockchip_get_bank_data(struct rockchip_pin_bank *bank)
 	id = readl(bank->reg_base + gpio_regs_v2.version_id);
 
 	/* If not gpio v2, that is default to v1. */
-	if (id == GPIO_TYPE_V2) {
+	if (id == GPIO_TYPE_V2 || id == GPIO_TYPE_V2_1) {
 		bank->gpio_regs = &gpio_regs_v2;
 		bank->gpio_type = GPIO_TYPE_V2;
 		bank->db_clk = of_clk_get(bank->of_node, 1);
-- 
2.35.1