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authorBob Liu <lliubbo@gmail.com>2013-02-05 19:05:41 +0800
committerSonic Zhang <sonic.zhang@analog.com>2013-05-13 16:26:12 +0800
commit7d861d95a315852532d581884b3b72536c25032c (patch)
treed3f844e5c0cd5a8b5faafffb961a70faae497fb5
parente7b9aa96b15c589ba0e5236be9bbadd69c8bcace (diff)
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blackfin: bf609: add softswitch config command
Add softswitch_output command for bf609-ezkit to enable softswitches. Signed-off-by: Bob Liu <lliubbo@gmail.com> Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
-rw-r--r--README1
-rw-r--r--arch/blackfin/include/asm/soft_switch.h18
-rw-r--r--board/bf609-ezkit/soft_switch.c11
-rw-r--r--board/bf609-ezkit/soft_switch.h25
-rw-r--r--common/Makefile1
-rw-r--r--common/cmd_softswitch.c41
-rw-r--r--include/configs/bf609-ezkit.h1
7 files changed, 80 insertions, 18 deletions
diff --git a/README b/README
index 0d37d56..defdedb 100644
--- a/README
+++ b/README
@@ -898,6 +898,7 @@ The following options need to be configured:
CONFIG_CMD_SF * Read/write/erase SPI NOR flash
CONFIG_CMD_SHA1SUM print sha1 memory digest
(requires CONFIG_CMD_MEMORY)
+ CONFIG_CMD_SOFTSWITCH * Soft switch setting command for BF60x
CONFIG_CMD_SOURCE "source" command Support
CONFIG_CMD_SPI * SPI serial bus support
CONFIG_CMD_TFTPSRV * TFTP transfer in server mode
diff --git a/arch/blackfin/include/asm/soft_switch.h b/arch/blackfin/include/asm/soft_switch.h
new file mode 100644
index 0000000..ff8e44d
--- /dev/null
+++ b/arch/blackfin/include/asm/soft_switch.h
@@ -0,0 +1,18 @@
+/*
+ * U-boot - main board file
+ *
+ * Copyright (c) 2008-2012 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#ifndef __SOFT_SWITCH_H__
+#define __SOFT_SWITCH_H__
+
+#define IO_PORT_A 0
+#define IO_PORT_B 1
+#define IO_PORT_INPUT 0
+#define IO_PORT_OUTPUT 1
+
+int config_switch_bit(int num, int port, int bit, int dir, uchar value);
+#endif
diff --git a/board/bf609-ezkit/soft_switch.c b/board/bf609-ezkit/soft_switch.c
index 2e1404f..e0c8d93 100644
--- a/board/bf609-ezkit/soft_switch.c
+++ b/board/bf609-ezkit/soft_switch.c
@@ -12,14 +12,6 @@
#include <i2c.h>
#include "soft_switch.h"
-#define SWITCH_ADDR 0x21
-
-#define NUM_SWITCH 3
-#define IODIRA 0x0
-#define IODIRB 0x1
-#define OLATA 0x14
-#define OLATB 0x15
-
struct switch_config {
uchar dir0; /* IODIRA */
uchar dir1; /* IODIRB */
@@ -126,9 +118,8 @@ static int setup_soft_switch(int addr, struct switch_config *config)
return i2c_write(addr, IODIRB, 1, &config->dir1, 1);
}
-int config_switch_bit(int num, int port, int bit, int dir, uchar value)
+int config_switch_bit(int addr, int port, int bit, int dir, uchar value)
{
- int addr = SWITCH_ADDR + num;
int ret, data_reg, dir_reg;
uchar tmp;
diff --git a/board/bf609-ezkit/soft_switch.h b/board/bf609-ezkit/soft_switch.h
index 8da0e44..d147fe1 100644
--- a/board/bf609-ezkit/soft_switch.h
+++ b/board/bf609-ezkit/soft_switch.h
@@ -6,8 +6,10 @@
* Licensed under the GPL-2 or later.
*/
-#ifndef __SOFT_SWITCH_H__
-#define __SOFT_SWITCH_H__
+#ifndef __BOARD_SOFT_SWITCH_H__
+#define __BOARD_SOFT_SWITCH_H__
+
+#include <asm/soft_switch.h>
/* switch 0 port A */
#define CAN_EN 0x1
@@ -61,11 +63,18 @@
#define PD3_SPI0MOSI_EN 0x1
#define PD4_SPI0CK_EN 0x2
-#define IO_PORT_A 0
-#define IO_PORT_B 1
-#define IO_PORT_INPUT 0
-#define IO_PORT_OUTPUT 1
+#ifdef CONFIG_BFIN_BOARD_VERSION_1_0
+#define SWITCH_ADDR 0x21
+#else
+#define SWITCH_ADDR 0x20
+#endif
+
+#define NUM_SWITCH 3
+#define IODIRA 0x0
+#define IODIRB 0x1
+#define OLATA 0x14
+#define OLATB 0x15
-int config_switch_bit(int num, int port, int bit, int dir, uchar value);
int setup_board_switches(void);
-#endif
+
+#endif /* __BOARD_SOFT_SWITCH_H__ */
diff --git a/common/Makefile b/common/Makefile
index 0e0fff1..0429a3c 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -164,6 +164,7 @@ COBJS-$(CONFIG_CMD_SF) += cmd_sf.o
COBJS-$(CONFIG_CMD_SCSI) += cmd_scsi.o
COBJS-$(CONFIG_CMD_SHA1SUM) += cmd_sha1sum.o
COBJS-$(CONFIG_CMD_SETEXPR) += cmd_setexpr.o
+COBJS-$(CONFIG_CMD_SOFTSWITCH) += cmd_softswitch.o
COBJS-$(CONFIG_CMD_SPI) += cmd_spi.o
COBJS-$(CONFIG_CMD_SPIBOOTLDR) += cmd_spibootldr.o
COBJS-$(CONFIG_CMD_STRINGS) += cmd_strings.o
diff --git a/common/cmd_softswitch.c b/common/cmd_softswitch.c
new file mode 100644
index 0000000..f75d926
--- /dev/null
+++ b/common/cmd_softswitch.c
@@ -0,0 +1,41 @@
+/*
+ * cmd_softswitch.c - set the softswitch for bf60x
+ *
+ * Copyright (c) 2012 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/blackfin.h>
+#include <asm/soft_switch.h>
+
+int do_softswitch(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ int switchaddr, value, pin, port;
+
+ if (argc != 5)
+ return CMD_RET_USAGE;
+
+ if (strcmp(argv[2], "GPA") == 0)
+ port = IO_PORT_A;
+ else if (strcmp(argv[2], "GPB") == 0)
+ port = IO_PORT_B;
+ else
+ return CMD_RET_USAGE;
+
+ switchaddr = simple_strtoul(argv[1], NULL, 16);
+ pin = simple_strtoul(argv[3], NULL, 16);
+ value = simple_strtoul(argv[4], NULL, 16);
+
+ config_switch_bit(switchaddr, port, (1 << pin), IO_PORT_OUTPUT, value);
+
+ return 0;
+}
+
+U_BOOT_CMD(
+ softswitch_output, 5, 1, do_softswitch,
+ "switchaddr GPA/GPB pin_offset value",
+ ""
+);
diff --git a/include/configs/bf609-ezkit.h b/include/configs/bf609-ezkit.h
index 8b90129..f0ac86b 100644
--- a/include/configs/bf609-ezkit.h
+++ b/include/configs/bf609-ezkit.h
@@ -144,6 +144,7 @@
#define CONFIG_UART_CONSOLE 0
#define CONFIG_CMD_MEMORY
+#define CONFIG_CMD_SOFTSWITCH
#define CONFIG_SYS_MEMTEST_END (CONFIG_STACKBASE - 20*1024*1024 + 4)
#define CONFIG_BFIN_SOFT_SWITCH