linux-kernel - [PATCH v2 1/3] ARM: dts: sti: add the spinor controller node within stih407-family

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Date:   Fri, 29 Jan 2021 08:34:45 +0100
From:   Alain Volmat <avolmat@...com>
To:     Patrice Chotard <patrice.chotard@...com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Arnd Bergmann <arnd@...db.de>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, avolmat@...com
Subject: [PATCH v2 1/3] ARM: dts: sti: add the spinor controller node within stih407-family

The STiH407 family (and further versions STiH410/STiH418) embedded
a serial flash controller allowing fast access to SPI-NOR.
This commit adds the corresponding node, relying on the st-spi-fsm
drivers.

Signed-off-by: Alain Volmat <avolmat@...com>
---
v2: commit log improvement

 arch/arm/boot/dts/stih407-family.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm/boot/dts/stih407-family.dtsi b/arch/arm/boot/dts/stih407-family.dtsi
index 23a1746f3baa..21f3347a91d6 100644
--- a/arch/arm/boot/dts/stih407-family.dtsi
+++ b/arch/arm/boot/dts/stih407-family.dtsi
@@ -616,6 +616,21 @@
 			st,lpc-mode = <ST_LPC_MODE_CLKSRC>;
 		};
 
+		spifsm: spifsm@...2000{
+			compatible = "st,spi-fsm";
+			reg = <0x9022000 0x1000>;
+			reg-names = "spi-fsm";
+			clocks = <&clk_s_c0_flexgen CLK_FLASH_PROMIP>;
+			clock-names = "emi_clk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_fsm>;
+			st,syscfg = <&syscfg_core>;
+			st,boot-device-reg = <0x8c4>;
+			st,boot-device-spi = <0x68>;
+
+			status = "disabled";
+		};
+
 		sata0: sata@...0000 {
 			compatible = "st,ahci";
 			reg = <0x9b20000 0x1000>;
-- 
2.17.1