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author | Tom Rini <trini@konsulko.com> | 2015-03-02 13:22:12 -0500 |
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committer | Tom Rini <trini@konsulko.com> | 2015-03-02 13:22:12 -0500 |
commit | 7547f78ce255de5ea7f6feae4e11ee1619f0b500 (patch) | |
tree | 6f592b25eee59474b654f7c5aade10d014a591d5 /arch/arm | |
parent | ed78b11ca43b37d4cb4a1987cb67dcdd53a869b7 (diff) | |
parent | 84c7204bd18a0051a353c7a6f65a5666e1af9501 (diff) | |
download | u-boot-imx-7547f78ce255de5ea7f6feae4e11ee1619f0b500.zip u-boot-imx-7547f78ce255de5ea7f6feae4e11ee1619f0b500.tar.gz u-boot-imx-7547f78ce255de5ea7f6feae4e11ee1619f0b500.tar.bz2 |
Merge branch 'xnext/zynqmp' of git://www.denx.de/git/u-boot-microblaze
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/Kconfig | 5 | ||||
-rw-r--r-- | arch/arm/cpu/armv8/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/cpu/armv8/zynqmp/Makefile | 9 | ||||
-rw-r--r-- | arch/arm/cpu/armv8/zynqmp/clk.c | 49 | ||||
-rw-r--r-- | arch/arm/cpu/armv8/zynqmp/cpu.c | 28 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-zynqmp/clk.h | 13 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-zynqmp/hardware.h | 52 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-zynqmp/sys_proto.h | 15 |
8 files changed, 172 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 2265afb..bc55e5b 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -592,6 +592,10 @@ config ZYNQ select CPU_V7 select SUPPORT_SPL +config TARGET_XILINX_ZYNQMP + bool "Support Xilinx ZynqMP Platform" + select ARM64 + config TEGRA bool "NVIDIA Tegra" select SUPPORT_SPL @@ -840,6 +844,7 @@ source "board/vpac270/Kconfig" source "board/wandboard/Kconfig" source "board/woodburn/Kconfig" source "board/xaeniax/Kconfig" +source "board/xilinx/zynqmp/Kconfig" source "board/zipitz2/Kconfig" source "arch/arm/Kconfig.debug" diff --git a/arch/arm/cpu/armv8/Makefile b/arch/arm/cpu/armv8/Makefile index 0c10223..dee5e25 100644 --- a/arch/arm/cpu/armv8/Makefile +++ b/arch/arm/cpu/armv8/Makefile @@ -16,3 +16,4 @@ obj-y += tlb.o obj-y += transition.o obj-$(CONFIG_FSL_LSCH3) += fsl-lsch3/ +obj-$(CONFIG_TARGET_XILINX_ZYNQMP) += zynqmp/ diff --git a/arch/arm/cpu/armv8/zynqmp/Makefile b/arch/arm/cpu/armv8/zynqmp/Makefile new file mode 100644 index 0000000..a997e04 --- /dev/null +++ b/arch/arm/cpu/armv8/zynqmp/Makefile @@ -0,0 +1,9 @@ +# +# (C) Copyright 2014 - 2015 Xilinx, Inc. +# Michal Simek <michal.simek@xilinx.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += clk.o +obj-y += cpu.o diff --git a/arch/arm/cpu/armv8/zynqmp/clk.c b/arch/arm/cpu/armv8/zynqmp/clk.c new file mode 100644 index 0000000..0af619d --- /dev/null +++ b/arch/arm/cpu/armv8/zynqmp/clk.c @@ -0,0 +1,49 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek <michal.simek@xilinx.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/hardware.h> +#include <asm/arch/sys_proto.h> + +DECLARE_GLOBAL_DATA_PTR; + +unsigned long get_uart_clk(int dev_id) +{ + u32 ver = zynqmp_get_silicon_version(); + + switch (ver) { + case ZYNQMP_CSU_VERSION_EP108: + return 25000000; + } + + return 133000000; +} + +#ifdef CONFIG_CLOCKS +/** + * set_cpu_clk_info() - Initialize clock framework + * Always returns zero. + * + * 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(); + + /* Support Veloce to show at least 1MHz via bdi */ + if (gd->cpu_clk > 1000000) + gd->bd->bi_arm_freq = gd->cpu_clk / 1000000; + else + gd->bd->bi_arm_freq = 1; + + gd->bd->bi_dsp_freq = 0; + + return 0; +} +#endif diff --git a/arch/arm/cpu/armv8/zynqmp/cpu.c b/arch/arm/cpu/armv8/zynqmp/cpu.c new file mode 100644 index 0000000..6fae03c --- /dev/null +++ b/arch/arm/cpu/armv8/zynqmp/cpu.c @@ -0,0 +1,28 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek <michal.simek@xilinx.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/hardware.h> +#include <asm/arch/sys_proto.h> +#include <asm/io.h> + +#define ZYNQ_SILICON_VER_MASK 0xF000 +#define ZYNQ_SILICON_VER_SHIFT 12 + +DECLARE_GLOBAL_DATA_PTR; + +unsigned int zynqmp_get_silicon_version(void) +{ + gd->cpu_clk = get_tbclk(); + + switch (gd->cpu_clk) { + case 50000000: + return ZYNQMP_CSU_VERSION_QEMU; + } + + return ZYNQMP_CSU_VERSION_EP108; +} diff --git a/arch/arm/include/asm/arch-zynqmp/clk.h b/arch/arm/include/asm/arch-zynqmp/clk.h new file mode 100644 index 0000000..d55bc31 --- /dev/null +++ b/arch/arm/include/asm/arch-zynqmp/clk.h @@ -0,0 +1,13 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek <michal.simek@xilinx.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_CLK_H_ +#define _ASM_ARCH_CLK_H_ + +unsigned long get_uart_clk(int dev_id); + +#endif /* _ASM_ARCH_CLK_H_ */ diff --git a/arch/arm/include/asm/arch-zynqmp/hardware.h b/arch/arm/include/asm/arch-zynqmp/hardware.h new file mode 100644 index 0000000..97fb49a --- /dev/null +++ b/arch/arm/include/asm/arch-zynqmp/hardware.h @@ -0,0 +1,52 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek <michal.simek@xilinx.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_HARDWARE_H +#define _ASM_ARCH_HARDWARE_H + +#define ZYNQ_SERIAL_BASEADDR0 0xFF000000 +#define ZYNQ_SERIAL_BASEADDR1 0xFF001000 + +#define ZYNQ_SDHCI_BASEADDR0 0xFF160000 +#define ZYNQ_SDHCI_BASEADDR1 0xFF170000 + +#define ZYNQMP_CRL_APB_BASEADDR 0xFF5E0000 +#define ZYNQMP_CRL_APB_TIMESTAMP_REF_CTRL_CLKACT 0x1000000 + +struct crlapb_regs { + u32 reserved0[74]; + u32 timestamp_ref_ctrl; /* 0x128 */ + u32 reserved0_1[53]; + u32 boot_mode; /* 0x200 */ + u32 reserved1[26]; +}; + +#define crlapb_base ((struct crlapb_regs *)ZYNQMP_CRL_APB_BASEADDR) + +#define ZYNQMP_IOU_SCNTR 0xFF250000 +#define ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN 0x1 +#define ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_HDBG 0x2 + +struct iou_scntr { + u32 counter_control_register; + u32 reserved0[7]; + u32 base_frequency_id_register; +}; + +#define iou_scntr ((struct iou_scntr *)ZYNQMP_IOU_SCNTR) + +/* Bootmode setting values */ +#define BOOT_MODES_MASK 0x0000000F +#define SD_MODE 0x00000005 +#define JTAG_MODE 0x00000000 + +/* Board version value */ +#define ZYNQMP_CSU_VERSION_SILICON 0x0 +#define ZYNQMP_CSU_VERSION_EP108 0x1 +#define ZYNQMP_CSU_VERSION_QEMU 0x3 + +#endif /* _ASM_ARCH_HARDWARE_H */ diff --git a/arch/arm/include/asm/arch-zynqmp/sys_proto.h b/arch/arm/include/asm/arch-zynqmp/sys_proto.h new file mode 100644 index 0000000..d8e0ba1 --- /dev/null +++ b/arch/arm/include/asm/arch-zynqmp/sys_proto.h @@ -0,0 +1,15 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek <michal.simek@xilinx.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_SYS_PROTO_H +#define _ASM_ARCH_SYS_PROTO_H + +int zynq_sdhci_init(unsigned long regbase); + +unsigned int zynqmp_get_silicon_version(void); + +#endif /* _ASM_ARCH_SYS_PROTO_H */ |