diff options
author | Chin Liang See <clsee@altera.com> | 2013-09-11 11:24:48 -0500 |
---|---|---|
committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-10-07 19:32:21 +0200 |
commit | 5d649d2b089836f118fcd5a008c5f9d1f5a83e4f (patch) | |
tree | ea84462038f31a142e51d9f61911fd1105803170 /arch | |
parent | 0610a16cf263d0023b4e3de1f1710906992a91b6 (diff) |
socfpga: Adding System Manager driver
Adding System Manager driver which will configure the
pin mux for real hardware Cyclone V development kit
(not Virtual Platform)
Signed-off-by: Chin Liang See <clsee@altera.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Acked-by: Dinh Nguyen <dinguyen@altera.com>
Cc: Wolfgang Denk <wd@denx.de>
CC: Pavel Machek <pavel@denx.de>
Cc: Dinh Nguyen <dinguyen@altera.com>
Cc: Tom Rini <trini@ti.com>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/cpu/armv7/socfpga/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/socfpga/spl.c | 6 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/socfpga/system_manager.c | 27 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h | 1 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-socfpga/system_manager.h | 22 |
5 files changed, 57 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/socfpga/Makefile b/arch/arm/cpu/armv7/socfpga/Makefile index 5024fc55e2..0859e443d8 100644 --- a/arch/arm/cpu/armv7/socfpga/Makefile +++ b/arch/arm/cpu/armv7/socfpga/Makefile @@ -13,7 +13,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(SOC).o SOBJS := lowlevel_init.o -COBJS-y := misc.o timer.o reset_manager.o +COBJS-y := misc.o timer.o reset_manager.o system_manager.o COBJS-$(CONFIG_SPL_BUILD) += spl.o COBJS := $(COBJS-y) diff --git a/arch/arm/cpu/armv7/socfpga/spl.c b/arch/arm/cpu/armv7/socfpga/spl.c index 2b9be28c21..74bceab183 100644 --- a/arch/arm/cpu/armv7/socfpga/spl.c +++ b/arch/arm/cpu/armv7/socfpga/spl.c @@ -12,6 +12,7 @@ #include <image.h> #include <asm/arch/reset_manager.h> #include <spl.h> +#include <asm/arch/system_manager.h> DECLARE_GLOBAL_DATA_PTR; @@ -25,6 +26,11 @@ u32 spl_boot_device(void) */ void spl_board_init(void) { +#ifndef CONFIG_SOCFPGA_VIRTUAL_TARGET + /* configure the pin muxing through system manager */ + sysmgr_pinmux_init(); +#endif /* CONFIG_SOCFPGA_VIRTUAL_TARGET */ + /* de-assert reset for peripherals and bridges based on handoff */ reset_deassert_peripherals_handoff(); diff --git a/arch/arm/cpu/armv7/socfpga/system_manager.c b/arch/arm/cpu/armv7/socfpga/system_manager.c new file mode 100644 index 0000000000..d96521ba03 --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/system_manager.c @@ -0,0 +1,27 @@ +/* + * Copyright (C) 2013 Altera Corporation <www.altera.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/system_manager.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Configure all the pin muxes + */ +void sysmgr_pinmux_init(void) +{ + unsigned long offset = CONFIG_SYSMGR_PINMUXGRP_OFFSET; + + const unsigned long *pval = sys_mgr_init_table; + unsigned long i; + + for (i = 0; i < ARRAY_SIZE(sys_mgr_init_table); + i++, offset += sizeof(unsigned long)) { + writel(*pval++, (SOCFPGA_SYSMGR_ADDRESS + offset)); + } +} diff --git a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h index 1182a133fb..50c4ebd849 100644 --- a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h +++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h @@ -12,5 +12,6 @@ #define SOCFPGA_UART1_ADDRESS 0xffc03000 #define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000 #define SOCFPGA_RSTMGR_ADDRESS 0xffd05000 +#define SOCFPGA_SYSMGR_ADDRESS 0xffd08000 #endif /* _SOCFPGA_BASE_ADDRS_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/system_manager.h b/arch/arm/include/asm/arch-socfpga/system_manager.h new file mode 100644 index 0000000000..d965d25eff --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/system_manager.h @@ -0,0 +1,22 @@ +/* + * Copyright (C) 2013 Altera Corporation <www.altera.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SYSTEM_MANAGER_H_ +#define _SYSTEM_MANAGER_H_ + +#ifndef __ASSEMBLY__ + +void sysmgr_pinmux_init(void); + +/* declaration for handoff table type */ +extern unsigned long sys_mgr_init_table[CONFIG_HPS_PINMUX_NUM]; + +#endif + + +#define CONFIG_SYSMGR_PINMUXGRP_OFFSET (0x400) + +#endif /* _SYSTEM_MANAGER_H_ */ |