Hi Albert,

Would need your help to apply this patch to u-boot-arm/master as this patch has been a while ago. Thanks and have a nice day!

Chin Liang

On Wed, 2013-09-11 at 11:24 -0500, Chin Liang See wrote:

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

---

Changes for v7:

• Re-shuffle the change list

Changes for v6:

• Updated the license header for system_manager.c and .h to SPDX

Changes for v5:

• Updated the license header for system_manager.c
• Cc: Tom Rini

Changes for v4:

• Added change log for each revision change

Changes for v3:

• Fixed the long subject of the patch
• Fixed the comment within the code

Changes for v2:

• Fixed the word wrap issue within patch

---

arch/arm/cpu/armv7/socfpga/Makefile | 2 +- arch/arm/cpu/armv7/socfpga/spl.c | 6 ++++ arch/arm/cpu/armv7/socfpga/system_manager.c | 29 ++++++++++++++++++++ .../include/asm/arch-socfpga/socfpga_base_addrs.h | 1 + arch/arm/include/asm/arch-socfpga/system_manager.h | 22 +++++++++++++++ board/altera/socfpga/Makefile | 4 ++- include/configs/socfpga_cyclone5.h | 1 + 7 files changed, 63 insertions(+), 2 deletions(-) create mode 100644 arch/arm/cpu/armv7/socfpga/system_manager.c create mode 100644 arch/arm/include/asm/arch-socfpga/system_manager.h

diff --git a/arch/arm/cpu/armv7/socfpga/Makefile b/arch/arm/cpu/armv7/socfpga/Makefile index 5024fc5..0859e44 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 2b9be28..74bceab 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 0000000..b992221 --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/system_manager.c @@ -0,0 +1,29 @@ +/*

• • 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 1182a13..50c4ebd 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 0000000..d965d25 --- /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_ */ diff --git a/board/altera/socfpga/Makefile b/board/altera/socfpga/Makefile index 43bbc37..3092387 100644 --- a/board/altera/socfpga/Makefile +++ b/board/altera/socfpga/Makefile @@ -26,8 +26,10 @@ include $(TOPDIR)/config.mk

LIB = $(obj)lib$(BOARD).o

-COBJS := socfpga_cyclone5.o +COBJS-y := socfpga_cyclone5.o +COBJS-$(CONFIG_SPL_BUILD) += pinmux_config.o

+COBJS := $(COBJS-y) SRCS := $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS))

diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 06aeba6..346ca72 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -7,6 +7,7 @@ #define __CONFIG_H

#include <asm/arch/socfpga_base_addrs.h> +#include "../../board/altera/socfpga/pinmux_config.h"

/*

• High level configuration