[U-Boot] [PATCH 1/1] socfpga: Adding System Manager driver which will configure the pin mux for real hardware Cyclone V
Chin Liang See
seechinliang at gmail.com
Thu Jun 27 15:35:52 CEST 2013
socfpga: 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 at altera.com>
---
arch/arm/cpu/armv7/socfpga/Makefile | 2 +-
arch/arm/cpu/armv7/socfpga/spl.c | 6 +
arch/arm/cpu/armv7/socfpga/system_manager.c | 40 ++++
.../include/asm/arch-socfpga/socfpga_base_addrs.h | 1 +
arch/arm/include/asm/arch-socfpga/system_manager.h | 32 +++
board/altera/socfpga_cyclone5/Makefile | 4 +-
board/altera/socfpga_cyclone5/pinmux_config.c | 213 ++++++++++++++++++++
board/altera/socfpga_cyclone5/pinmux_config.h | 53 +++++
include/configs/socfpga_cyclone5.h | 1 +
9 files changed, 350 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
create mode 100644 board/altera/socfpga_cyclone5/pinmux_config.c
create mode 100644 board/altera/socfpga_cyclone5/pinmux_config.h
diff --git a/arch/arm/cpu/armv7/socfpga/Makefile
b/arch/arm/cpu/armv7/socfpga/Makefile
index 518e67a..cf2829a 100644
--- a/arch/arm/cpu/armv7/socfpga/Makefile
+++ b/arch/arm/cpu/armv7/socfpga/Makefile
@@ -29,7 +29,7 @@ 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 84216eb..28d8c99 100644
--- a/arch/arm/cpu/armv7/socfpga/spl.c
+++ b/arch/arm/cpu/armv7/socfpga/spl.c
@@ -23,6 +23,7 @@
#include <image.h>
#include <asm/arch/reset_manager.h>
#include <spl.h>
+#include <asm/arch/system_manager.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -36,6 +37,11 @@ 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..f2707d8b
--- /dev/null
+++ b/arch/arm/cpu/armv7/socfpga/system_manager.c
@@ -0,0 +1,40 @@
+/*
+ * Copyright Altera Corporation (C) 2013. All rights reserved
+ *
+ * This program is free software; you can redistribute it and/or
+modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but
+WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/system_manager.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * Configure all the pin mux
+ */
+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 < ((sizeof(sys_mgr_init_table)) / sizeof(unsigned long));
+ 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 f353eb2..819c280 100644
--- a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
+++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
@@ -23,5 +23,6 @@
#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..aec9be7
--- /dev/null
+++ b/arch/arm/include/asm/arch-socfpga/system_manager.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright Altera Corporation (C) 2013. All rights reserved
+ *
+ * This program is free software; you can redistribute it and/or
+modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but
+WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#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_cyclone5/Makefile
b/board/altera/socfpga_cyclone5/Makefile
index 43bbc37..3092387 100644
--- a/board/altera/socfpga_cyclone5/Makefile
+++ b/board/altera/socfpga_cyclone5/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/board/altera/socfpga_cyclone5/pinmux_config.c
b/board/altera/socfpga_cyclone5/pinmux_config.c
new file mode 100644
index 0000000..42e7c89
--- /dev/null
+++ b/board/altera/socfpga_cyclone5/pinmux_config.c
@@ -0,0 +1,213 @@
+
+#include "pinmux_config.h"
+
+/* pin mux configuration data */
+unsigned long sys_mgr_init_table[CONFIG_HPS_PINMUX_NUM] = {
+ 0, /* EMACIO0 - Unused */
+ 2, /* EMACIO1 - USB */
+ 2, /* EMACIO2 - USB */
+ 2, /* EMACIO3 - USB */
+ 2, /* EMACIO4 - USB */
+ 2, /* EMACIO5 - USB */
+ 2, /* EMACIO6 - USB */
+ 2, /* EMACIO7 - USB */
+ 2, /* EMACIO8 - USB */
+ 0, /* EMACIO9 - Unused */
+ 2, /* EMACIO10 - USB */
+ 2, /* EMACIO11 - USB */
+ 2, /* EMACIO12 - USB */
+ 2, /* EMACIO13 - USB */
+ 0, /* EMACIO14 - N/A */
+ 0, /* EMACIO15 - N/A */
+ 0, /* EMACIO16 - N/A */
+ 0, /* EMACIO17 - N/A */
+ 0, /* EMACIO18 - N/A */
+ 0, /* EMACIO19 - N/A */
+ 3, /* FLASHIO0 - SDMMC */
+ 3, /* FLASHIO1 - SDMMC */
+ 3, /* FLASHIO2 - SDMMC */
+ 3, /* FLASHIO3 - SDMMC */
+ 0, /* FLASHIO4 - SDMMC */
+ 0, /* FLASHIO5 - SDMMC */
+ 0, /* FLASHIO6 - SDMMC */
+ 0, /* FLASHIO7 - SDMMC */
+ 0, /* FLASHIO8 - SDMMC */
+ 3, /* FLASHIO9 - SDMMC */
+ 3, /* FLASHIO10 - SDMMC */
+ 3, /* FLASHIO11 - SDMMC */
+ 3, /* GENERALIO0 - TRACE */
+ 3, /* GENERALIO1 - TRACE */
+ 3, /* GENERALIO2 - TRACE */
+ 3, /* GENERALIO3 - TRACE */
+ 3, /* GENERALIO4 - TRACE */
+ 3, /* GENERALIO5 - TRACE */
+ 3, /* GENERALIO6 - TRACE */
+ 3, /* GENERALIO7 - TRACE */
+ 3, /* GENERALIO8 - TRACE */
+ 3, /* GENERALIO9 - SPIM0 */
+ 3, /* GENERALIO10 - SPIM0 */
+ 3, /* GENERALIO11 - SPIM0 */
+ 3, /* GENERALIO12 - SPIM0 */
+ 2, /* GENERALIO13 - CAN0 */
+ 2, /* GENERALIO14 - CAN0 */
+ 3, /* GENERALIO15 - I2C0 */
+ 3, /* GENERALIO16 - I2C0 */
+ 2, /* GENERALIO17 - UART0 */
+ 2, /* GENERALIO18 - UART0 */
+ 0, /* GENERALIO19 - N/A */
+ 0, /* GENERALIO20 - N/A */
+ 0, /* GENERALIO21 - N/A */
+ 0, /* GENERALIO22 - N/A */
+ 0, /* GENERALIO23 - N/A */
+ 0, /* GENERALIO24 - N/A */
+ 0, /* GENERALIO25 - N/A */
+ 0, /* GENERALIO26 - N/A */
+ 0, /* GENERALIO27 - N/A */
+ 0, /* GENERALIO28 - N/A */
+ 0, /* GENERALIO29 - N/A */
+ 0, /* GENERALIO30 - N/A */
+ 0, /* GENERALIO31 - N/A */
+ 2, /* MIXED1IO0 - EMAC */
+ 2, /* MIXED1IO1 - EMAC */
+ 2, /* MIXED1IO2 - EMAC */
+ 2, /* MIXED1IO3 - EMAC */
+ 2, /* MIXED1IO4 - EMAC */
+ 2, /* MIXED1IO5 - EMAC */
+ 2, /* MIXED1IO6 - EMAC */
+ 2, /* MIXED1IO7 - EMAC */
+ 2, /* MIXED1IO8 - EMAC */
+ 2, /* MIXED1IO9 - EMAC */
+ 2, /* MIXED1IO10 - EMAC */
+ 2, /* MIXED1IO11 - EMAC */
+ 2, /* MIXED1IO12 - EMAC */
+ 2, /* MIXED1IO13 - EMAC */
+ 0, /* MIXED1IO14 - Unused */
+ 3, /* MIXED1IO15 - QSPI */
+ 3, /* MIXED1IO16 - QSPI */
+ 3, /* MIXED1IO17 - QSPI */
+ 3, /* MIXED1IO18 - QSPI */
+ 3, /* MIXED1IO19 - QSPI */
+ 3, /* MIXED1IO20 - QSPI */
+ 0, /* MIXED1IO21 - GPIO */
+ 0, /* MIXED2IO0 - N/A */
+ 0, /* MIXED2IO1 - N/A */
+ 0, /* MIXED2IO2 - N/A */
+ 0, /* MIXED2IO3 - N/A */
+ 0, /* MIXED2IO4 - N/A */
+ 0, /* MIXED2IO5 - N/A */
+ 0, /* MIXED2IO6 - N/A */
+ 0, /* MIXED2IO7 - N/A */
+ 0, /* GPLINMUX48 */
+ 0, /* GPLINMUX49 */
+ 0, /* GPLINMUX50 */
+ 0, /* GPLINMUX51 */
+ 0, /* GPLINMUX52 */
+ 0, /* GPLINMUX53 */
+ 0, /* GPLINMUX54 */
+ 0, /* GPLINMUX55 */
+ 0, /* GPLINMUX56 */
+ 0, /* GPLINMUX57 */
+ 0, /* GPLINMUX58 */
+ 0, /* GPLINMUX59 */
+ 0, /* GPLINMUX60 */
+ 0, /* GPLINMUX61 */
+ 0, /* GPLINMUX62 */
+ 0, /* GPLINMUX63 */
+ 0, /* GPLINMUX64 */
+ 0, /* GPLINMUX65 */
+ 0, /* GPLINMUX66 */
+ 0, /* GPLINMUX67 */
+ 0, /* GPLINMUX68 */
+ 0, /* GPLINMUX69 */
+ 0, /* GPLINMUX70 */
+ 1, /* GPLMUX0 */
+ 1, /* GPLMUX1 */
+ 1, /* GPLMUX2 */
+ 1, /* GPLMUX3 */
+ 1, /* GPLMUX4 */
+ 1, /* GPLMUX5 */
+ 1, /* GPLMUX6 */
+ 1, /* GPLMUX7 */
+ 1, /* GPLMUX8 */
+ 1, /* GPLMUX9 */
+ 1, /* GPLMUX10 */
+ 1, /* GPLMUX11 */
+ 1, /* GPLMUX12 */
+ 1, /* GPLMUX13 */
+ 1, /* GPLMUX14 */
+ 1, /* GPLMUX15 */
+ 1, /* GPLMUX16 */
+ 1, /* GPLMUX17 */
+ 1, /* GPLMUX18 */
+ 1, /* GPLMUX19 */
+ 1, /* GPLMUX20 */
+ 1, /* GPLMUX21 */
+ 1, /* GPLMUX22 */
+ 1, /* GPLMUX23 */
+ 1, /* GPLMUX24 */
+ 1, /* GPLMUX25 */
+ 1, /* GPLMUX26 */
+ 1, /* GPLMUX27 */
+ 1, /* GPLMUX28 */
+ 1, /* GPLMUX29 */
+ 1, /* GPLMUX30 */
+ 1, /* GPLMUX31 */
+ 1, /* GPLMUX32 */
+ 1, /* GPLMUX33 */
+ 1, /* GPLMUX34 */
+ 1, /* GPLMUX35 */
+ 1, /* GPLMUX36 */
+ 1, /* GPLMUX37 */
+ 1, /* GPLMUX38 */
+ 1, /* GPLMUX39 */
+ 1, /* GPLMUX40 */
+ 1, /* GPLMUX41 */
+ 1, /* GPLMUX42 */
+ 1, /* GPLMUX43 */
+ 1, /* GPLMUX44 */
+ 1, /* GPLMUX45 */
+ 1, /* GPLMUX46 */
+ 1, /* GPLMUX47 */
+ 1, /* GPLMUX48 */
+ 1, /* GPLMUX49 */
+ 1, /* GPLMUX50 */
+ 1, /* GPLMUX51 */
+ 1, /* GPLMUX52 */
+ 1, /* GPLMUX53 */
+ 1, /* GPLMUX54 */
+ 1, /* GPLMUX55 */
+ 1, /* GPLMUX56 */
+ 1, /* GPLMUX57 */
+ 1, /* GPLMUX58 */
+ 1, /* GPLMUX59 */
+ 1, /* GPLMUX60 */
+ 1, /* GPLMUX61 */
+ 1, /* GPLMUX62 */
+ 1, /* GPLMUX63 */
+ 1, /* GPLMUX64 */
+ 1, /* GPLMUX65 */
+ 1, /* GPLMUX66 */
+ 1, /* GPLMUX67 */
+ 1, /* GPLMUX68 */
+ 1, /* GPLMUX69 */
+ 1, /* GPLMUX70 */
+ 0, /* NANDUSEFPGA */
+ 0, /* UART0USEFPGA */
+ 0, /* RGMII1USEFPGA */
+ 0, /* SPIS0USEFPGA */
+ 0, /* CAN0USEFPGA */
+ 0, /* I2C0USEFPGA */
+ 0, /* SDMMCUSEFPGA */
+ 0, /* QSPIUSEFPGA */
+ 0, /* SPIS1USEFPGA */
+ 0, /* RGMII0USEFPGA */
+ 0, /* UART1USEFPGA */
+ 0, /* CAN1USEFPGA */
+ 0, /* USB1USEFPGA */
+ 0, /* I2C3USEFPGA */
+ 0, /* I2C2USEFPGA */
+ 0, /* I2C1USEFPGA */
+ 0, /* SPIM1USEFPGA */
+ 0, /* USB0USEFPGA */
+ 0 /* SPIM0USEFPGA */
+};
diff --git a/board/altera/socfpga_cyclone5/pinmux_config.h
b/board/altera/socfpga_cyclone5/pinmux_config.h
new file mode 100644
index 0000000..33628c8
--- /dev/null
+++ b/board/altera/socfpga_cyclone5/pinmux_config.h
@@ -0,0 +1,53 @@
+
+#ifndef _PRELOADER_PINMUX_CONFIG_H_
+#define _PRELOADER_PINMUX_CONFIG_H_
+
+/*
+ * State of enabling for which IP connected out through the muxing.
+ * Value 1 mean the IP connection is muxed out */
+#define CONFIG_HPS_EMAC0 (0)
+#define CONFIG_HPS_EMAC1 (1)
+#define CONFIG_HPS_USB0 (0)
+#define CONFIG_HPS_USB1 (1)
+#define CONFIG_HPS_NAND (0)
+#define CONFIG_HPS_SDMMC (1)
+#define CONFIG_HPS_QSPI (1)
+#define CONFIG_HPS_UART0 (1)
+#define CONFIG_HPS_UART1 (0)
+#define CONFIG_HPS_TRACE (1)
+#define CONFIG_HPS_I2C0 (1)
+#define CONFIG_HPS_I2C1 (0)
+#define CONFIG_HPS_I2C2 (0)
+#define CONFIG_HPS_I2C3 (0)
+#define CONFIG_HPS_SPIM0 (1)
+#define CONFIG_HPS_SPIM1 (0)
+#define CONFIG_HPS_SPIS0 (0)
+#define CONFIG_HPS_SPIS1 (0)
+#define CONFIG_HPS_CAN0 (1)
+#define CONFIG_HPS_CAN1 (0)
+
+/* IP attribute value (which affected by pin muxing configuration) */
+#define CONFIG_HPS_SDMMC_BUSWIDTH (4)
+
+/* 1 if the pins are connected out */
+#define CONFIG_HPS_QSPI_CS0 (1)
+#define CONFIG_HPS_QSPI_CS1 (0)
+#define CONFIG_HPS_QSPI_CS2 (0)
+#define CONFIG_HPS_QSPI_CS3 (0)
+
+/* UART */
+/* 1 means the pin is mux out or available */
+#define CONFIG_HPS_UART0_TX (1)
+#define CONFIG_HPS_UART0_RX (1)
+#define CONFIG_HPS_UART0_CTS (0)
+#define CONFIG_HPS_UART0_RTS (0)
+#define CONFIG_HPS_UART1_TX (0)
+#define CONFIG_HPS_UART1_RX (0)
+#define CONFIG_HPS_UART1_CTS (0)
+#define CONFIG_HPS_UART1_RTS (0)
+
+/* Pin mux data */
+#define CONFIG_HPS_PINMUX_NUM (207)
+
+#endif /* _PRELOADER_PINMUX_CONFIG_H_ */
diff --git a/include/configs/socfpga_cyclone5.h
b/include/configs/socfpga_cyclone5.h
index 86563b7..02c5448 100644
--- a/include/configs/socfpga_cyclone5.h
+++ b/include/configs/socfpga_cyclone5.h
@@ -18,6 +18,7 @@
#define __CONFIG_H
#include <asm/arch/socfpga_base_addrs.h>
+#include "../../board/altera/socfpga_cyclone5/pinmux_config.h"
/*
* High level configuration
--
1.7.7.4
Confidentiality Notice.
This message may contain information that is confidential or otherwise
protected from disclosure. If you are not the intended recipient, you
are hereby notified that any use, disclosure, dissemination,
distribution, or copying of this message, or any attachments, is
strictly prohibited. If you have received this message in error,
please advise the sender by reply e-mail, and delete the message and
any attachments. Thank you.
More information about the U-Boot
mailing list