From ba0d7ed391b7b3fb5ca98d9cf4d067b7f5ed956b Mon Sep 17 00:00:00 2001 From: Yuvaraj Kumar C D Date: Tue, 18 Mar 2014 07:49:14 +0900 Subject: [PATCH] ARM: dts: enable ahci sata and sata phy for exynos5250 This patch adds dt entry for ahci sata controller and its corresponding phy controller.phy node has been added w.r.t new generic phy framework. Signed-off-by: Yuvaraj Kumar C D Acked-by: Kishon Vijay Abraham I Signed-off-by: Kukjin Kim --- .../bindings/ata/exynos-sata-phy.txt | 14 -------- .../devicetree/bindings/ata/exynos-sata.txt | 25 ++++++++----- .../devicetree/bindings/phy/samsung-phy.txt | 36 +++++++++++++++++++ arch/arm/boot/dts/exynos5250-arndale.dts | 21 +++++++++++ arch/arm/boot/dts/exynos5250-smdk5250.dts | 17 +++++---- arch/arm/boot/dts/exynos5250.dtsi | 18 +++++++--- 6 files changed, 98 insertions(+), 33 deletions(-) delete mode 100644 Documentation/devicetree/bindings/ata/exynos-sata-phy.txt diff --git a/Documentation/devicetree/bindings/ata/exynos-sata-phy.txt b/Documentation/devicetree/bindings/ata/exynos-sata-phy.txt deleted file mode 100644 index 37824fac688e9..0000000000000 --- a/Documentation/devicetree/bindings/ata/exynos-sata-phy.txt +++ /dev/null @@ -1,14 +0,0 @@ -* Samsung SATA PHY Controller - -SATA PHY nodes are defined to describe on-chip SATA Physical layer controllers. -Each SATA PHY controller should have its own node. - -Required properties: -- compatible : compatible list, contains "samsung,exynos5-sata-phy" -- reg : - -Example: - sata@ffe07000 { - compatible = "samsung,exynos5-sata-phy"; - reg = <0xffe07000 0x1000>; - }; diff --git a/Documentation/devicetree/bindings/ata/exynos-sata.txt b/Documentation/devicetree/bindings/ata/exynos-sata.txt index 0849f1025e346..b2adb1f3090eb 100644 --- a/Documentation/devicetree/bindings/ata/exynos-sata.txt +++ b/Documentation/devicetree/bindings/ata/exynos-sata.txt @@ -4,14 +4,21 @@ SATA nodes are defined to describe on-chip Serial ATA controllers. Each SATA controller should have its own node. Required properties: -- compatible : compatible list, contains "samsung,exynos5-sata" -- interrupts : -- reg : -- samsung,sata-freq : +- compatible : compatible list, contains "samsung,exynos5-sata" +- interrupts : +- reg : +- samsung,sata-freq : +- phys : as mentioned in phy-bindings.txt +- phy-names : as mentioned in phy-bindings.txt Example: - sata@ffe08000 { - compatible = "samsung,exynos5-sata"; - reg = <0xffe08000 0x1000>; - interrupts = <115>; - }; + sata@122f0000 { + compatible = "snps,dwc-ahci"; + samsung,sata-freq = <66>; + reg = <0x122f0000 0x1ff>; + interrupts = <0 115 0>; + clocks = <&clock 277>, <&clock 143>; + clock-names = "sata", "sclk_sata"; + phys = <&sata_phy>; + phy-names = "sata-phy"; + }; diff --git a/Documentation/devicetree/bindings/phy/samsung-phy.txt b/Documentation/devicetree/bindings/phy/samsung-phy.txt index c0fccaa1671ec..a937f75d062c9 100644 --- a/Documentation/devicetree/bindings/phy/samsung-phy.txt +++ b/Documentation/devicetree/bindings/phy/samsung-phy.txt @@ -20,3 +20,39 @@ Required properties: - compatible : should be "samsung,exynos5250-dp-video-phy"; - reg : offset and length of the Display Port PHY register set; - #phy-cells : from the generic PHY bindings, must be 0; + +Samsung SATA PHY Controller +--------------------------- + +SATA PHY nodes are defined to describe on-chip SATA Physical layer controllers. +Each SATA PHY controller should have its own node. + +Required properties: +- compatible : compatible list, contains "samsung,exynos5250-sata-phy" +- reg : offset and length of the SATA PHY register set; +- #phy-cells : from the generic phy bindings; + +Example: + sata_phy: sata-phy@12170000 { + compatible = "samsung,exynos5250-sata-phy"; + reg = <0x12170000 0x1ff>; + clocks = <&clock 287>; + clock-names = "sata_phyctrl"; + #phy-cells = <0>; + samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>; + samsung,syscon-phandle = <&pmu_syscon>; + }; + +Device-Tree bindings for sataphy i2c client driver +-------------------------------------------------- + +Required properties: +compatible: Should be "samsung,exynos-sataphy-i2c" +- reg: I2C address of the sataphy i2c device. + +Example: + + sata_phy_i2c:sata-phy@38 { + compatible = "samsung,exynos-sataphy-i2c"; + reg = <0x38>; + }; diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index 56c40783c3ebe..9a78d96f84774 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -374,6 +374,27 @@ }; }; + i2c@121D0000 { + status = "okay"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <40000>; + samsung,i2c-slave-addr = <0x38>; + + sata_phy_i2c:sata-phy@38 { + compatible = "samsung,exynos-sataphy-i2c"; + reg = <0x38>; + }; + }; + + sata@122F0000 { + status = "okay"; + }; + + sata-phy@12170000 { + status = "okay"; + samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>; + }; + mmc_0: mmc@12200000 { status = "okay"; num-slots = <1>; diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 736eb3441bc3e..140de8563e94d 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -242,16 +242,12 @@ samsung,i2c-slave-addr = <0x38>; status = "okay"; - sata-phy { - compatible = "samsung,sata-phy"; + sata_phy_i2c:sata-phy@38 { + compatible = "samsung,exynos-sataphy-i2c"; reg = <0x38>; }; }; - sata@122F0000 { - samsung,sata-freq = <66>; - }; - i2c@12C80000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; @@ -274,6 +270,15 @@ }; }; + sata@122F0000 { + status = "okay"; + }; + + sata-phy@12170000 { + status = "okay"; + samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>; + }; + mmc@12200000 { status = "okay"; num-slots = <1>; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 9ecffcb1fe912..fdeed7c29ac9f 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -47,6 +47,7 @@ i2c6 = &i2c_6; i2c7 = &i2c_7; i2c8 = &i2c_8; + i2c9 = &i2c_9; pinctrl0 = &pinctrl_0; pinctrl1 = &pinctrl_1; pinctrl2 = &pinctrl_2; @@ -235,16 +236,25 @@ }; sata@122F0000 { - compatible = "samsung,exynos5-sata-ahci"; + compatible = "snps,dwc-ahci"; + samsung,sata-freq = <66>; reg = <0x122F0000 0x1ff>; interrupts = <0 115 0>; clocks = <&clock CLK_SATA>, <&clock CLK_SCLK_SATA>; clock-names = "sata", "sclk_sata"; + phys = <&sata_phy>; + phy-names = "sata-phy"; + status = "disabled"; }; - sata-phy@12170000 { - compatible = "samsung,exynos5-sata-phy"; + sata_phy: sata-phy@12170000 { + compatible = "samsung,exynos5250-sata-phy"; reg = <0x12170000 0x1ff>; + clocks = <&clock 287>; + clock-names = "sata_phyctrl"; + #phy-cells = <0>; + samsung,syscon-phandle = <&pmu_system_controller>; + status = "disabled"; }; i2c_0: i2c@12C60000 { @@ -362,7 +372,7 @@ status = "disabled"; }; - i2c@121D0000 { + i2c_9: i2c@121D0000 { compatible = "samsung,exynos5-sata-phy-i2c"; reg = <0x121D0000 0x100>; #address-cells = <1>; -- 2.30.2