Thread (14 messages) 14 messages, 3 authors, 2018-05-14

[PATCH v1 3/5] arm64: dts: rockchip: Add gpio-syscon10 to rk3328

From: robh+dt@kernel.org (Rob Herring)
Date: 2018-05-11 12:22:43
Also in: linux-devicetree, linux-rockchip, lkml

On Thu, May 10, 2018 at 4:16 AM,  [off-list ref] wrote:
quoted hunk ↗ jump to hunk
From: Levin Du <redacted>

Adding a new gpio controller named "gpio-syscon10" to rk3328, providing
access to the pins defined in the syscon GRF_SOC_CON10.

Boards using these special pins to control regulators or LEDs, can now
utilize existing drivers like gpio-regulator and leds-gpio.

Signed-off-by: Levin Du <redacted>

---

Changes in v1:
- Split from V0 and add to rk3328.dtsi for general use.

 arch/arm64/boot/dts/rockchip/rk3328.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index b8e9da1..73a822d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -309,6 +309,12 @@
                        mode-loader = <BOOT_BL_DOWNLOAD>;
                };

+               gpio_syscon10: gpio-syscon10 {
GPIO controller nodes should be named just 'gpio'.
+                       compatible = "rockchip,gpio-syscon";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       gpio,syscon-dev = <0 0x0428 0>;
This property is not documented and takes a phandle.
+               };
        };

        uart0: serial at ff110000 {
--
2.7.4


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