Merge git://git.denx.de/u-boot-microblaze

Xilinx changes for v2018.11-rc2-v2

FPGA:
- Fix SPL fpga loading from FIT

ARM64:
- Fix gic accesses in EL2/EL1

Xilinx:
- Add dlc20 board support
- Add Versal board support
- Sync defconfigs
- Enable MP via Kconfig
- Add missing efuse node
- Enable CDC for zcu100

cmd:
- Fix kgdb Kconfig dependency

Kconfig

@@ -144,7 +144,7 @@ config SYS_MALLOC_F_LEN
 
 config SYS_MALLOC_LEN
 	hex "Define memory for Dynamic allocation"
-	depends on ARCH_ZYNQ
+	depends on ARCH_ZYNQ || ARCH_VERSAL
 	help
 	  This defines memory to be allocated for Dynamic allocation
 	  TODO: Use for other architectures

MAINTAINERS

@@ -287,6 +287,12 @@ F:	arch/arm/mach-uniphier/
 F:	configs/uniphier_*_defconfig
 N:	uniphier
 
+ARM VERSAL
+M:	Michal Simek <[email protected]>
+S:	Maintained
+T:	git git://git.denx.de/u-boot-microblaze.git
+F:	arch/arm/mach-versal/
+
 ARM VERSATILE EXPRESS DRIVERS
 M:	Liviu Dudau <[email protected]>
 S:	Maintained

arch/arm/Kconfig

@@ -853,6 +853,14 @@ config ARCH_SUNXI
 	imply SPL_SERIAL_SUPPORT
 	imply USB_GADGET
 
+config ARCH_VERSAL
+	bool "Support Xilinx Versal Platform"
+	select ARM64
+	select CLK
+	select DM
+	select DM_SERIAL
+	select OF_CONTROL
+
 config ARCH_VF610
 	bool "Freescale Vybrid"
 	select CPU_V7A
@@ -911,6 +919,7 @@ config ARCH_ZYNQMP
 	imply BOARD_LATE_INIT
 	imply CMD_DM
 	imply FAT_WRITE
+	imply MP
 
 config TEGRA
 	bool "NVIDIA Tegra"
@@ -1449,6 +1458,8 @@ source "arch/arm/cpu/armv7/vf610/Kconfig"
 
 source "arch/arm/mach-zynq/Kconfig"
 
+source "arch/arm/mach-versal/Kconfig"
+
 source "arch/arm/mach-zynqmp-r5/Kconfig"
 
 source "arch/arm/cpu/armv7/Kconfig"

arch/arm/Makefile

@@ -80,6 +80,7 @@ machine-$(CONFIG_ARCH_STM32MP)		+= stm32mp
 machine-$(CONFIG_TEGRA)			+= tegra
 machine-$(CONFIG_ARCH_UNIPHIER)		+= uniphier
 machine-$(CONFIG_ARCH_ZYNQ)		+= zynq
+machine-$(CONFIG_ARCH_VERSAL)		+= versal
 machine-$(CONFIG_ARCH_ZYNQMP_R5)	+= zynqmp-r5
 
 machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))

arch/arm/cpu/armv8/zynqmp/cpu.c

@@ -104,11 +104,19 @@ u64 get_page_table_size(void)
 	return 0x14000;
 }
 
+#if defined(CONFIG_SYS_MEM_RSVD_FOR_MMU) || defined(CONFIG_DEFINE_TCM_OCM_MMAP)
+void tcm_init(u8 mode)
+{
+	puts("WARNING: Initializing TCM overwrites TCM content\n");
+	initialize_tcm(mode);
+	memset((void *)ZYNQMP_TCM_BASE_ADDR, 0, ZYNQMP_TCM_SIZE);
+}
+#endif
+
 #ifdef CONFIG_SYS_MEM_RSVD_FOR_MMU
 int reserve_mmu(void)
 {
-	initialize_tcm(TCM_LOCK);
-	memset((void *)ZYNQMP_TCM_BASE_ADDR, 0, ZYNQMP_TCM_SIZE);
+	tcm_init(TCM_LOCK);
 	gd->arch.tlb_size = PGTABLE_SIZE;
 	gd->arch.tlb_addr = ZYNQMP_TCM_BASE_ADDR;
 

arch/arm/dts/Makefile

@@ -135,6 +135,7 @@ dtb-$(CONFIG_ARCH_ZYNQ) += \
 	zynq-cse-nand.dtb \
 	zynq-cse-nor.dtb \
 	zynq-cse-qspi-single.dtb \
+	zynq-dlc20-rev1.0.dtb \
 	zynq-microzed.dtb \
 	zynq-minized.dtb \
 	zynq-picozed.dtb \

arch/arm/dts/zynq-7000.dtsi

@@ -323,6 +323,11 @@
 			syscon = <&slcr>;
 		};
 
+		efuse: efuse@f800d000 {
+			compatible = "xlnx,zynq-efuse";
+			reg = <0xf800d000 0x20>;
+		};
+
 		global_timer: timer@f8f00200 {
 			compatible = "arm,cortex-a9-global-timer";
 			reg = <0xf8f00200 0x20>;

arch/arm/dts/zynq-dlc20-rev1.0.dts

@@ -0,0 +1,103 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2018 Xilinx, Inc.
+ *
+ * Michal Simek <[email protected]>
+ */
+/dts-v1/;
+#include "zynq-7000.dtsi"
+
+/ {
+	model = "Zynq DLC20 Rev1.0";
+	compatible = "xlnx,zynq-dlc20-rev1.0", "xlnx,zynq-dlc20",
+		     "xlnx,zynq-7000";
+
+	aliases {
+		ethernet0 = &gem0;
+		i2c0 = &i2c0;
+		serial0 = &uart1;
+		spi0 = &qspi;
+		mmc0 = &sdhci0;
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x20000000>;
+	};
+
+	chosen {
+		bootargs = "earlyprintk";
+		stdout-path = "serial0:115200n8";
+	};
+
+	usb_phy0: phy0@e0002000 {
+		compatible = "ulpi-phy";
+		#phy-cells = <0>;
+		reg = <0xe0002000 0x1000>;
+		view-port = <0x0170>;
+		drv-vbus;
+	};
+};
+
+&clkc {
+	ps-clk-frequency = <33333333>; /* U7 */
+};
+
+&gem0 {
+	status = "okay"; /* MIO16-MIO27, MDIO MIO52/53 */
+	phy-mode = "rgmii-id";
+	phy-handle = <&ethernet_phy>;
+
+	ethernet_phy: ethernet-phy@7 { /* rtl8211e - U25 */
+		reg = <1>;
+	};
+};
+
+&i2c0 {
+	status = "okay"; /* MIO14/15 */
+	clock-frequency = <400000>;
+	/* U46 - m24c08 */
+	eeprom: eeprom@54 {
+		compatible = "atmel,24c08";
+		reg = <0x54>;
+	};
+};
+
+&qspi {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+	is-dual = <0>;
+	num-cs = <1>;
+	spi-tx-bus-width = <4>;
+	spi-rx-bus-width = <4>;
+	flash@0 {
+		/* Rev1.0 W25Q128FWSIG, RevC N25Q128A */
+		compatible = "n25q128a11", "jedec,spi-nor";
+		reg = <0x0>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <4>;
+		spi-max-frequency = <50000000>;
+	};
+};
+
+&sdhci0 {
+	u-boot,dm-pre-reloc;
+	status = "okay"; /* EMMC MTFC4GACAJCN - MIO40-MIO45 */
+	non-removable;
+	bus-width = <4>;
+};
+
+&uart1 {
+	u-boot,dm-pre-reloc;
+	status = "okay"; /* MIO8/9 */
+};
+
+&usb0 {
+	status = "okay"; /* MIO28-MIO39 */
+	dr_mode = "device";
+	usb-phy = <&usb_phy0>;
+};
+
+&watchdog0 {
+	reset-on-timeout;
+};

arch/arm/include/asm/arch-zynqmp/sys_proto.h

@@ -68,5 +68,8 @@ int invoke_smc(u32 pm_api_id, u32 arg0, u32 arg1, u32 arg2, u32 arg3,
 void initialize_tcm(bool mode);
 void mem_map_fill(void);
 int chip_id(unsigned char id);
+#if defined(CONFIG_SYS_MEM_RSVD_FOR_MMU) || defined(CONFIG_DEFINE_TCM_OCM_MMAP)
+void tcm_init(u8 mode);
+#endif
 
 #endif /* _ASM_ARCH_SYS_PROTO_H */

arch/arm/lib/gic_64.S

@@ -107,26 +107,28 @@ ENTRY(gic_init_secure_percpu)
 	mov	w11, #0x1		/* Enable SGI 0 */
 	str	w11, [x10, GICR_ISENABLERn]
 
+	switch_el x10, 3f, 2f, 1f
+3:
 	/* Initialize Cpu Interface */
 	mrs	x10, ICC_SRE_EL3
 	orr	x10, x10, #0xf		/* SRE & Disable IRQ/FIQ Bypass & */
 					/* Allow EL2 access to ICC_SRE_EL2 */
 	msr	ICC_SRE_EL3, x10
 	isb
 
-	mrs	x10, ICC_SRE_EL2
-	orr	x10, x10, #0xf		/* SRE & Disable IRQ/FIQ Bypass & */
-					/* Allow EL1 access to ICC_SRE_EL1 */
-	msr	ICC_SRE_EL2, x10
-	isb
-
 	mov	x10, #0x3		/* EnableGrp1NS | EnableGrp1S */
 	msr	ICC_IGRPEN1_EL3, x10
 	isb
 
 	msr	ICC_CTLR_EL3, xzr
 	isb
-
+2:
+	mrs	x10, ICC_SRE_EL2
+	orr	x10, x10, #0xf		/* SRE & Disable IRQ/FIQ Bypass & */
+					/* Allow EL1 access to ICC_SRE_EL1 */
+	msr	ICC_SRE_EL2, x10
+	isb
+1:
 	msr	ICC_CTLR_EL1, xzr	/* NonSecure ICC_CTLR_EL1 */
 	isb
 

arch/arm/mach-versal/Kconfig

@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: GPL-2.0+
+
+if ARCH_VERSAL
+
+config SYS_BOARD
+	string "Board name"
+	default "versal"
+
+config SYS_VENDOR
+	string "Vendor name"
+	default "xilinx"
+
+config SYS_SOC
+	default "versal"
+
+config SYS_CONFIG_NAME
+	string "Board configuration name"
+	default "xilinx_versal"
+	help
+	  This option contains information about board configuration name.
+	  Based on this option include/configs/<CONFIG_SYS_CONFIG_NAME>.h header
+	  will be used for board configuration.
+
+config GICV3
+	def_bool y
+
+config SYS_MALLOC_LEN
+	default 0x2000000
+
+config COUNTER_FREQUENCY
+	int "Timer clock frequency"
+	default 0
+	help
+	  Setup time clock frequency for certain platform
+
+config ZYNQ_SDHCI_MAX_FREQ
+	default 200000000
+
+config VERSAL_OF_BOARD_DTB_ADDR
+	hex
+	default 0x1000
+	depends on OF_BOARD
+
+endif

arch/arm/mach-versal/Makefile

@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# (C) Copyright 2016 - 2018 Xilinx, Inc.
+# Michal Simek <[email protected]>
+#
+
+obj-y	+= clk.o
+obj-y	+= cpu.o

arch/arm/mach-versal/clk.c

@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2016 - 2018 Xilinx, Inc.
+ * Michal Simek <[email protected]>
+ */
+
+#include <common.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_CLOCKS
+/**
+ * set_cpu_clk_info - Initialize clock framework
+ *
+ * Return: 0 always.
+ *
+ * This function is called from common code after relocation and sets up the
+ * clock framework. The framework must not be used before this function had been
+ * called.
+ */
+int set_cpu_clk_info(void)
+{
+	gd->cpu_clk = get_tbclk();
+
+	gd->bd->bi_arm_freq = gd->cpu_clk / 1000000;
+	gd->bd->bi_dsp_freq = 0;
+
+	return 0;
+}
+#endif