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Message-Id: <20211101113819.50651-2-jaewon02.kim@samsung.com>
Date: Mon, 1 Nov 2021 20:38:19 +0900
From: Jaewon Kim <jaewon02.kim@...sung.com>
To: Wolfram Sang <wsa@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
Rob Herring <robh+dt@...nel.org>
Cc: Chanho Park <chanho61.park@...sung.com>, linux-i2c@...r.kernel.org,
linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
Jaewon Kim <jaewon02.kim@...sung.com>
Subject: [PATCH 2/2] dt-bindings: i2c: exynos5: add exynos-usi-hsi2c
compatible
This patch adds new "samsung,exynos-usi-hsi2c" compatible.
It is for i2c compatible with HSI2C available on Exynos SoC with USI.
Signed-off-by: Jaewon Kim <jaewon02.kim@...sung.com>
---
Documentation/devicetree/bindings/i2c/i2c-exynos5.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/i2c/i2c-exynos5.txt b/Documentation/devicetree/bindings/i2c/i2c-exynos5.txt
index 2dbc0b62daa6..ce2373c7a357 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-exynos5.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-exynos5.txt
@@ -14,6 +14,8 @@ Required properties:
on Exynos5260 SoCs.
-> "samsung,exynos7-hsi2c", for i2c compatible with HSI2C available
on Exynos7 SoCs.
+ -> "samsung,exynos-usi-hsi2c", for i2c compatible with HSI2C available
+ on Exynos SoCs with USI.
- reg: physical base address of the controller and length of memory mapped
region.
@@ -31,6 +33,8 @@ Optional properties:
at 100khz.
-> If specified, the bus operates in high-speed mode only if the
clock-frequency is >= 1Mhz.
+ - samsung,usi-sysreg : sysreg handle to control USI type.
+ -> sysreg phandle for "samsung,exynos-usi-hsic" compatible.
Example:
@@ -46,6 +50,8 @@ hsi2c@...a0000 {
#address-cells = <1>;
#size-cells = <0>;
+ samsung,usi-sysreg = <&usi_sysreg 0x28>;
+
s2mps11_pmic@66 {
compatible = "samsung,s2mps11-pmic";
reg = <0x66>;
--
2.33.1
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