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authorMike Frysinger <vapier@gentoo.org>2010-06-02 04:34:49 -0400
committerMike Frysinger <vapier@gentoo.org>2010-07-05 05:30:07 -0400
commitc5530555f82f6fbaf51656e9ba10e295d3c5f195 (patch)
tree4ab43198bd54949c9defa91b1cf5ab2ccf02b7cf /board/cm-bf527
parent4638b21f2ebc3781def51e82fb4e425a468f2e49 (diff)
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Blackfin: unify custom gpio commands
Now that we have a unified gpio layer, the misc partial gpio commands can be unified and made complete (support all possible gpios). Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/cm-bf527')
-rw-r--r--board/cm-bf527/Makefile2
-rw-r--r--board/cm-bf527/gpio.c74
2 files changed, 1 insertions, 75 deletions
diff --git a/board/cm-bf527/Makefile b/board/cm-bf527/Makefile
index c2cd244..bad018a 100644
--- a/board/cm-bf527/Makefile
+++ b/board/cm-bf527/Makefile
@@ -29,7 +29,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
-COBJS-y := $(BOARD).o gpio.o gpio_cfi_flash.o
+COBJS-y := $(BOARD).o gpio_cfi_flash.o
SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS-y))
diff --git a/board/cm-bf527/gpio.c b/board/cm-bf527/gpio.c
deleted file mode 100644
index 7e0babe..0000000
--- a/board/cm-bf527/gpio.c
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Control GPIO pins on the fly
- *
- * Copyright (c) 2008 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <common.h>
-#include <command.h>
-
-#include <asm/blackfin.h>
-
-int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
- if (argc != 3) {
- show_usage:
- printf("Usage:\n%s\n", cmdtp->usage);
- return 1;
- }
-
- /* parse the behavior */
- ulong port_cmd = 0;
- switch (argv[1][0]) {
- case 'i': break;
- case 's': port_cmd = (PORTFIO_SET - PORTFIO); break;
- case 'c': port_cmd = (PORTFIO_CLEAR - PORTFIO); break;
- case 't': port_cmd = (PORTFIO_TOGGLE - PORTFIO); break;
- default: goto show_usage;
- }
-
- /* parse the pin with format: [p]<fgh><#> */
- const char *str_pin = argv[2];
-
- /* grab the [p]<fgh> portion */
- ulong port_base;
- if (*str_pin == 'p') ++str_pin;
- switch (*str_pin) {
- case 'f': port_base = PORTFIO; break;
- case 'g': port_base = PORTGIO; break;
- case 'h': port_base = PORTHIO; break;
- default: goto show_usage;
- }
-
- /* grab the <#> portion */
- ulong pin = simple_strtoul(str_pin+1, NULL, 10);
- ulong pin_mask = (1 << pin);
- if (pin > 15)
- goto show_usage;
-
- /* finally, let's do it: set direction and exec command */
- switch (*str_pin) {
- case 'f': bfin_write_PORTF_FER(bfin_read_PORTF_FER() & ~pin_mask); break;
- case 'g': bfin_write_PORTG_FER(bfin_read_PORTG_FER() & ~pin_mask); break;
- case 'h': bfin_write_PORTH_FER(bfin_read_PORTH_FER() & ~pin_mask); break;
- }
-
- ulong port_dir = port_base + (PORTFIO_DIR - PORTFIO);
- if (argv[1][0] == 'i')
- bfin_write16(port_dir, bfin_read16(port_dir) & ~pin_mask);
- else {
- bfin_write16(port_dir, bfin_read16(port_dir) | pin_mask);
- bfin_write16(port_base + port_cmd, pin_mask);
- }
-
- printf("gpio: pin %li on port %c has been %c\n", pin, *str_pin, argv[1][0]);
-
- return 0;
-}
-
-U_BOOT_CMD(gpio, 3, 0, do_gpio,
- "gpio - set/clear/toggle gpio output pins\n",
- "<s|c|t> <port><pin>\n"
- " - set/clear/toggle the specified pin\n");