Merge tag 'socfpga_updates_for_3.15_v2' of git://git.rocketboards.org/linux-socfpga-next into next/drivers

Merge "SOCFPGA updates for 3.15 version 2" from Dinh Nguyen:

*Update SOCFPGA DTS to include ethernet, sd/mmc, and clock fixes
*Add stmmac ethernet glue layer
*Update socfpga_defconfig to include sd/mmc, and micrel_phy

* tag 'socfpga_updates_for_3.15_v2' of git://git.rocketboards.org/linux-socfpga-next:
  dts: socfpga: Add sysmgr node so the gmac can use to reference
  dts: socfpga: Add support for SD/MMC on the SOCFPGA platform
  dts: socfpga: Update clock entry to support multiple parents
  ARM: socfpga: Update socfpga_defconfig
  dts: socfpga: Add DTS entry for adding the stmmac glue layer for stmmac.
  net: stmmac: Add SOCFPGA glue driver

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

8 files changed, 171 insertions, 26 deletions

diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index 537f1a5c07f..404553c97f3 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -92,7 +92,12 @@
 					#address-cells = <1>;
 					#size-cells = <0>;
 
-					osc: osc1 {
+					osc1: osc1 {
+						#clock-cells = <0>;
+						compatible = "fixed-clock";
+					};
+
+					osc2: osc2 {
 						#clock-cells = <0>;
 						compatible = "fixed-clock";
 					};
@@ -100,7 +105,11 @@
 					f2s_periph_ref_clk: f2s_periph_ref_clk {
 						#clock-cells = <0>;
 						compatible = "fixed-clock";
-						clock-frequency = <10000000>;
+					};
+
+					f2s_sdram_ref_clk: f2s_sdram_ref_clk {
+						#clock-cells = <0>;
+						compatible = "fixed-clock";
 					};
 
 					main_pll: main_pll {
@@ -108,7 +117,7 @@
 						#size-cells = <0>;
 						#clock-cells = <0>;
 						compatible = "altr,socfpga-pll-clock";
-						clocks = <&osc>;
+						clocks = <&osc1>;
 						reg = <0x40>;
 
 						mpuclk: mpuclk {
@@ -162,7 +171,7 @@
 						#size-cells = <0>;
 						#clock-cells = <0>;
 						compatible = "altr,socfpga-pll-clock";
-						clocks = <&osc>;
+						clocks = <&osc1>, <&osc2>, <&f2s_periph_ref_clk>;
 						reg = <0x80>;
 
 						emac0_clk: emac0_clk {
@@ -213,7 +222,7 @@
 						#size-cells = <0>;
 						#clock-cells = <0>;
 						compatible = "altr,socfpga-pll-clock";
-						clocks = <&osc>;
+						clocks = <&osc1>, <&osc2>, <&f2s_sdram_ref_clk>;
 						reg = <0xC0>;
 
 						ddr_dqs_clk: ddr_dqs_clk {
@@ -441,26 +450,43 @@
 				};
 			};
 
-		gmac0: ethernet@ff700000 {
-			compatible = "altr,socfpga-stmmac", "snps,dwmac-3.70a", "snps,dwmac";
-			reg = <0xff700000 0x2000>;
-			interrupts = <0 115 4>;
-			interrupt-names = "macirq";
-			mac-address = [00 00 00 00 00 00];/* Filled in by U-Boot */
-			clocks = <&emac0_clk>;
-			clock-names = "stmmaceth";
+		ethernet0: ethernet0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "altr,socfpga-stmmac";
+			altr,sysmgr-syscon = <&sysmgr 0x60>;
 			status = "disabled";
+			ranges;
+
+			gmac0: gmac0@ff700000 {
+				compatible = "snps,dwmac-3.70a", "snps,dwmac";
+				reg = <0xff700000 0x2000>;
+				interrupts = <0 115 4>;
+				interrupt-names = "macirq";
+				mac-address = [00 00 00 00 00 00];/* Filled in by U-Boot */
+				clocks = <&emac0_clk>;
+				clock-names = "stmmaceth";
+			};
 		};
 
-		gmac1: ethernet@ff702000 {
-			compatible = "altr,socfpga-stmmac", "snps,dwmac-3.70a", "snps,dwmac";
-			reg = <0xff702000 0x2000>;
-			interrupts = <0 120 4>;
-			interrupt-names = "macirq";
-			mac-address = [00 00 00 00 00 00];/* Filled in by U-Boot */
-			clocks = <&emac1_clk>;
-			clock-names = "stmmaceth";
+		ethernet1: ethernet1 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "altr,socfpga-stmmac";
+			altr,sysmgr-syscon = <&sysmgr 0x60>;
 			status = "disabled";
+			ranges;
+
+			gmac1: gmac1@ff702000 {
+				device_type = "network";
+				compatible = "snps,dwmac-3.70a", "snps,dwmac";
+				reg = <0xff702000 0x2000>;
+				interrupts = <0 120 4>;
+				interrupt-names = "macirq";
+				mac-address = [00 00 00 00 00 00];/* Filled in by U-Boot */
+				clocks = <&emac1_clk>;
+				clock-names = "stmmaceth";
+			};
 		};
 
 		L2: l2-cache@fffef000 {
@@ -473,6 +499,17 @@
 			arm,data-latency = <2 1 1>;
 		};
 
+		mmc: dwmmc0@ff704000 {
+			compatible = "altr,socfpga-dw-mshc";
+			reg = <0xff704000 0x1000>;
+			interrupts = <0 139 4>;
+			fifo-depth = <0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&l4_mp_clk>, <&sdmmc_clk>;
+			clock-names = "biu", "ciu";
+		};
+
 		/* Local timer */
 		timer@fffec600 {
 			compatible = "arm,cortex-a9-twd-timer";
@@ -526,9 +563,9 @@
 			reg = <0xffd05000 0x1000>;
 		};
 
-		sysmgr@ffd08000 {
-				compatible = "altr,sys-mgr";
-				reg = <0xffd08000 0x4000>;
-			};
+		sysmgr: sysmgr@ffd08000 {
+			compatible = "altr,sys-mgr", "syscon";
+			reg = <0xffd08000 0x4000>;
+		};
 	};
 };
diff --git a/arch/arm/boot/dts/socfpga_arria5.dtsi b/arch/arm/boot/dts/socfpga_arria5.dtsi
index a85b4043f88..6c87b7070ca 100644
--- a/arch/arm/boot/dts/socfpga_arria5.dtsi
+++ b/arch/arm/boot/dts/socfpga_arria5.dtsi
@@ -27,6 +27,17 @@
 			};
 		};
 
+		dwmmc0@ff704000 {
+			num-slots = <1>;
+			supports-highspeed;
+			broken-cd;
+
+			slot@0 {
+				reg = <0>;
+				bus-width = <4>;
+			};
+		};
+
 		serial0@ffc02000 {
 			clock-frequency = <100000000>;
 		};
diff --git a/arch/arm/boot/dts/socfpga_arria5_socdk.dts b/arch/arm/boot/dts/socfpga_arria5_socdk.dts
index 5beffb2265f..2d6b38ba937 100644
--- a/arch/arm/boot/dts/socfpga_arria5_socdk.dts
+++ b/arch/arm/boot/dts/socfpga_arria5_socdk.dts
@@ -37,4 +37,28 @@
 		*/
 		ethernet0 = &gmac1;
 	};
+
+	aliases {
+		/* this allow the ethaddr uboot environmnet variable contents
+		 * to be added to the gmac1 device tree blob.
+		 */
+		ethernet0 = &gmac1;
+	};
+};
+
+&ethernet1 {
+	status = "okay";
+};
+
+&gmac1 {
+	phy-mode = "rgmii";
+
+	rxd0-skew-ps = <0>;
+	rxd1-skew-ps = <0>;
+	rxd2-skew-ps = <0>;
+	rxd3-skew-ps = <0>;
+	txen-skew-ps = <0>;
+	txc-skew-ps = <2600>;
+	rxdv-skew-ps = <0>;
+	rxc-skew-ps = <2000>;
 };
diff --git a/arch/arm/boot/dts/socfpga_cyclone5.dtsi b/arch/arm/boot/dts/socfpga_cyclone5.dtsi
index a8716f6dbe2..ca41b0ebf46 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5.dtsi
+++ b/arch/arm/boot/dts/socfpga_cyclone5.dtsi
@@ -28,6 +28,17 @@
 			};
 		};
 
+		dwmmc0@ff704000 {
+			num-slots = <1>;
+			supports-highspeed;
+			broken-cd;
+
+			slot@0 {
+				reg = <0>;
+				bus-width = <4>;
+			};
+		};
+
 		ethernet@ff702000 {
 			phy-mode = "rgmii";
 			phy-addr = <0xffffffff>; /* probe for phy addr */
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
index 2ee52ab8cab..26c63a07f8b 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
@@ -38,3 +38,20 @@
 		ethernet0 = &gmac1;
 	};
 };
+
+&ethernet1 {
+	status = "okay";
+};
+
+&gmac1 {
+	phy-mode = "rgmii";
+
+	rxd0-skew-ps = <0>;
+	rxd1-skew-ps = <0>;
+	rxd2-skew-ps = <0>;
+	rxd3-skew-ps = <0>;
+	txen-skew-ps = <0>;
+	txc-skew-ps = <2600>;
+	rxdv-skew-ps = <0>;
+	rxc-skew-ps = <2000>;
+};
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
index 50b99a2c12a..469bb5cac88 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
@@ -30,8 +30,28 @@
 		device_type = "memory";
 		reg = <0x0 0x40000000>; /* 1GB */
 	};
+
+	aliases {
+		/* this allow the ethaddr uboot environmnet variable contents
+		 * to be added to the gmac1 device tree blob.
+		 */
+		ethernet0 = &gmac1;
+	};
 };
 
-&gmac1 {
+&ethernet1 {
 	status = "okay";
 };
+
+&gmac1 {
+	phy-mode = "rgmii";
+
+	rxd0-skew-ps = <0>;
+	rxd1-skew-ps = <0>;
+	rxd2-skew-ps = <0>;
+	rxd3-skew-ps = <0>;
+	txen-skew-ps = <0>;
+	txc-skew-ps = <2600>;
+	rxdv-skew-ps = <0>;
+	rxc-skew-ps = <2000>;
+};
diff --git a/arch/arm/boot/dts/socfpga_vt.dts b/arch/arm/boot/dts/socfpga_vt.dts
index d1ec0cab2de..91f6ccf714e 100644
--- a/arch/arm/boot/dts/socfpga_vt.dts
+++ b/arch/arm/boot/dts/socfpga_vt.dts
@@ -41,6 +41,17 @@
 			};
 		};
 
+		dwmmc0@ff704000 {
+			num-slots = <1>;
+			supports-highspeed;
+			broken-cd;
+
+			slot@0 {
+				reg = <0>;
+				bus-width = <4>;
+			};
+		};
+
 		ethernet@ff700000 {
 			phy-mode = "gmii";
 			status = "okay";
@@ -75,3 +86,11 @@
 		};
 	};
 };
+
+&ethernet0 {
+        status = "okay";
+};
+
+&gmac0 {
+	phy-mode = "gmii";
+};
diff --git a/arch/arm/configs/socfpga_defconfig b/arch/arm/configs/socfpga_defconfig
index 4e1ce211d43..e3a05e8801d 100644
--- a/arch/arm/configs/socfpga_defconfig
+++ b/arch/arm/configs/socfpga_defconfig
@@ -52,6 +52,7 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_SCSI_LOWLEVEL is not set
 CONFIG_NETDEVICES=y
 CONFIG_STMMAC_ETH=y
+CONFIG_MICREL_PHY=y
 # CONFIG_STMMAC_PHY_ID_ZERO_WORKAROUND is not set
 CONFIG_INPUT_EVDEV=y
 # CONFIG_SERIO_SERPORT is not set
@@ -66,6 +67,9 @@ CONFIG_SERIAL_8250_DW=y
 CONFIG_EXT2_FS=y
 CONFIG_EXT2_FS_XATTR=y
 CONFIG_EXT2_FS_POSIX_ACL=y
+CONFIG_EXT3_FS=y
+CONFIG_NFS_FS=y
+CONFIG_ROOT_NFS=y
 # CONFIG_DNOTIFY is not set
 # CONFIG_INOTIFY_USER is not set
 CONFIG_VFAT_FS=y
@@ -82,3 +86,5 @@ CONFIG_DEBUG_INFO=y
 CONFIG_ENABLE_DEFAULT_TRACERS=y
 CONFIG_DEBUG_USER=y
 CONFIG_XZ_DEC=y
+CONFIG_MMC=y
+CONFIG_MMC_DW=y