Thread (31 messages) 31 messages, 5 authors, 2021-06-16

Re: [PATCH v5 03/10] ARM: dts: aspeed-g6: Add SGPIO node.

From: Steven Lee <hidden>
Date: 2021-06-09 01:52:03
Also in: linux-aspeed, linux-devicetree, linux-gpio, lkml

The 06/09/2021 08:43, Andrew Jeffery wrote:

On Tue, 8 Jun 2021, at 19:55, Steven Lee wrote:
quoted
AST2600 supports 2 SGPIO master interfaces one with 128 pins another one
with 80 pins.

Signed-off-by: Steven Lee <redacted>
---
 arch/arm/boot/dts/aspeed-g6.dtsi | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi
index f96607b7b4e2..c55baaf94314 100644
--- a/arch/arm/boot/dts/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed-g6.dtsi
@@ -377,6 +377,34 @@
 				#interrupt-cells = <2>;
 			};
 
+			sgpiom0: sgpiom@1e780500 {
+				#gpio-cells = <2>;
+				gpio-controller;
+				compatible = "aspeed,ast2600-sgpiom-128";
+				reg = <0x1e780500 0x100>;
+				interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&syscon ASPEED_CLK_APB2>;
The example in the binding document used ASPEED_CLK_APB. Which is correct? I assume ASPEED_CLK_APB2?
The example in the binding document is for aspeed-g5.
aspeed-g5 and aspeed-g6 use different clocks.
Should I add a new patch for adding an example for aspeed-g6?
quoted
+				interrupt-controller;
+				bus-frequency = <12000000>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_sgpm1_default>;
+				status = "disabled";
+			};
+
+			sgpiom1: sgpiom@1e780600 {
+				#gpio-cells = <2>;
+				gpio-controller;
+				compatible = "aspeed,ast2600-sgpiom-80";
+				reg = <0x1e780600 0x100>;
+				interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&syscon ASPEED_CLK_APB2>;
+				interrupt-controller;
+				bus-frequency = <12000000>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_sgpm2_default>;
+				status = "disabled";
+			};
+
 			gpio1: gpio@1e780800 {
 				#gpio-cells = <2>;
 				gpio-controller;
-- 
2.17.1


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