summaryrefslogtreecommitdiffstats
path: root/u-boot/board/goldelico/gta04/commands.c
diff options
context:
space:
mode:
Diffstat (limited to 'u-boot/board/goldelico/gta04/commands.c')
-rw-r--r--u-boot/board/goldelico/gta04/commands.c782
1 files changed, 782 insertions, 0 deletions
diff --git a/u-boot/board/goldelico/gta04/commands.c b/u-boot/board/goldelico/gta04/commands.c
new file mode 100644
index 0000000..eb75c1f
--- /dev/null
+++ b/u-boot/board/goldelico/gta04/commands.c
@@ -0,0 +1,782 @@
+/* u-boot extended commands for flash
+ *
+ * Copyright (C) 2010 by Golden Delicious Computers GmbH&Co. KG
+ * Author: H. Nikolaus Schaller <hns@goldelico.com>
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/errno.h>
+#include <asm/io.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/gpio.h>
+#include <asm/mach-types.h>
+
+#include "backlight.h"
+#include "dssfb.h"
+#include "jbt6k74.h"
+#include "status.h"
+#include "gps.h"
+#include "tsc2007.h"
+#include "shutdown.h"
+#include "systest.h"
+#include "twl4030-additions.h"
+
+/* LCM commands */
+
+static int do_lcd_color(int argc, char *const argv[])
+{
+ unsigned int color;
+ if (argc < 3) {
+ printf ("lcm color: missing color (0..ffffff).\n");
+ return (-1);
+ }
+ color=simple_strtoul(argv[2], NULL, 16);
+ omap3_set_color(color);
+ return 0;
+}
+
+static int do_lcd_framebuffer(int argc, char *const argv[])
+{
+ void *addr;
+ if (argc < 3) {
+ printf ("lcm fb: missing address.\n");
+ return (-1);
+ }
+ addr=(void *) simple_strtoul(argv[2], NULL, 16);
+ omap3_dss_set_fb(addr);
+ return 0;
+}
+
+static int do_lcd_backlight(int argc, char *const argv[])
+{
+ unsigned char level;
+ if (argc < 3) {
+ printf ("lcm backlight: missing level (0..255).\n");
+ return (-1);
+ }
+ level=simple_strtoul(argv[2], NULL, 10);
+ backlight_set_level(level);
+ return 0;
+}
+
+static char *lcdmodel="td028";
+
+static int do_lcd_power(int argc, char *const argv[])
+{
+ if(strcmp(lcdmodel, "td028") == 0)
+ {
+ int state=JBT_STATE_NORMAL;
+ if (argc < 3)
+ {
+ printf ("lcm power: missing state (0..2).\n");
+ return (-1);
+ }
+ state=simple_strtoul(argv[2], NULL, 10);
+ if(state > 2)
+ {
+ printf ("lcm power: invalid state (0..2).\n");
+ return (-1);
+ }
+ jbt6k74_enter_state(state);
+ printf("lcm state set to %s\n", jbt_state());
+ }
+ return 0;
+}
+
+static int do_lcd_onoff(int argc, char *const argv[], int flag)
+{
+ if(strcmp(lcdmodel, "td028") == 0)
+ jbt6k74_display_onoff(flag);
+ else
+ jbt6k74_display_onoff(flag);
+ printf("display power %s\n", flag?"on":"off");
+ return 0;
+}
+
+static int do_lcd_init(int argc, char *const argv[])
+{
+ // check argv for user specified lcdmodel
+ return board_video_init(NULL);
+}
+
+static int do_lcd_start(int argc, char *const argv[])
+{
+ // check argv for user specified lcdmodel
+ if(board_video_init(NULL))
+ return 1;
+ if(strcmp(lcdmodel, "td028") == 0)
+ {
+ jbt6k74_enter_state(2);
+ jbt6k74_display_onoff(1);
+ backlight_set_level(255);
+ }
+ return 0;
+}
+
+static int do_lcd(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ int len;
+
+ if (argc < 2) {
+ printf ("lcm: missing subcommand.\n");
+ return (-1);
+ }
+
+ len = strlen (argv[1]);
+ if (strncmp ("ba", argv[1], 2) == 0) {
+ return do_lcd_backlight (argc, argv);
+ } else if (strncmp ("po", argv[1], 2) == 0) {
+ return do_lcd_power (argc, argv);
+ } else if (strncmp ("of", argv[1], 2) == 0) {
+ return do_lcd_onoff (argc, argv, 0);
+ } else if (strncmp ("on", argv[1], 2) == 0) {
+ return do_lcd_onoff (argc, argv, 1);
+ } else if (strncmp ("in", argv[1], 2) == 0) {
+ return do_lcd_init (argc, argv);
+ } else if (strncmp ("co", argv[1], 2) == 0) {
+ return do_lcd_color (argc, argv);
+ } else if (strncmp ("fb", argv[1], 2) == 0) {
+ return do_lcd_framebuffer (argc, argv);
+ } else if (strncmp ("st", argv[1], 2) == 0) {
+ return do_lcd_start (argc, argv);
+ } else {
+ printf ("lcm: unknown operation: %s\n", argv[1]);
+ }
+
+ return (0);
+}
+
+U_BOOT_CMD(lcm, 3, 0, do_lcd, "LCM sub-system",
+ "init [model] - initialize DSS, GPIOs and LCM controller\n"
+ "backlight level - set backlight level\n"
+ "off - switch off\n"
+ "on - switch on\n"
+ "power mode - set power mode\n"
+ "start [model] - initialize, switch on power and enable backlight\n"
+ "color hhhhhh - switch color (can be used without init)\n"
+ "fb address - set framebuffer address (can be used without init)\n"
+ );
+
+/* TSC commands */
+
+static int do_tsc_init(int argc, char *const argv[])
+{
+ tsc2007_init();
+ return 0;
+}
+
+static int do_tsc_get(int argc, char *const argv[])
+{
+ print_adc();
+ printf("\n");
+ return 0;
+}
+
+static int do_tsc_loop(int argc, char *const argv[])
+{
+ printf("permanently reading ADCs of TSC.\n"
+ "Press any key to stop\n\n");
+ while (!tstc() && (status_get_buttons()&0x09) == 0)
+ {
+ print_adc();
+ printf("\r");
+ }
+ if(tstc())
+ getc();
+ printf("\n");
+ return 0;
+}
+
+static int do_tsc_gloop(int argc, char *const argv[])
+{
+ unsigned short *fb=(void *) 0x81000000; // base address to be used as RGB16 framebuffer
+ printf("permanently reading ADCs of TSC to framebuffer.\n"
+ "Press any key to stop\n\n");
+ omap3_dss_set_fb(fb);
+ while (!tstc() && (status_get_buttons()&0x09) == 0)
+ {
+ int i;
+ for(i=0; i<8; i++)
+ {
+ int val=(480*read_adc(i))/4096;
+ int x, y;
+ printf("%d: %d\n", i, val);
+ for(y=16*i; y<16*i+16; y++)
+ { // draw colored bar depending on current value
+ for(x=0; x<480; x++)
+ fb[x+480*y]=(x < val)?0xfc00:0x03ff;
+ }
+ }
+ }
+ if(tstc())
+ getc();
+ printf("\n");
+ return 0;
+}
+
+
+
+static int tsc_choice=0;
+
+static int do_tsc_selection(int argc, char *const argv[])
+{ // tsc selection number
+ if (argc != 3)
+ {
+ printf ("tsc selection: missing number of selection to check for.\n");
+ return (-1);
+ }
+ return tsc_choice == simple_strtoul(argv[2], NULL, 10)?0:1;
+}
+
+static int do_tsc_choose(int argc, char *const argv[])
+{ // tsc choose cols rows
+ int cols;
+ int rows;
+ int x;
+ int y;
+ tsc_choice=0; // reset choice
+ if (argc != 4)
+ {
+ printf ("tsc choose: missing number of cols and rows.\n");
+ return (-1);
+ }
+ cols=simple_strtoul(argv[2], NULL, 10);
+ rows=simple_strtoul(argv[3], NULL, 10);
+ printf("Choosing by waiting for touch.\n");
+ for(y=0; y<rows; y++)
+ for(x=0; x<cols; x++)
+ printf("%d%s", 1+x+y*cols, (x+1==cols)?"\n":" ");
+ printf("Press touch or any key to stop\n\n");
+ while (!tstc())
+ {
+ if(pendown(NULL, NULL) && pendown(&x, &y))
+ { // still pressed - should now be stable
+#if 0
+ printf("xy: %d/%d\n", x, y);
+ printf("xy: %d/%d\n", x*cols, y*rows);
+#endif
+ x=(x*cols)/4096;
+ y=((4095-y)*rows)/4096; // (0,0) is lower left corner in our hardware
+ tsc_choice=1+x+y*cols; // return 1..rows*cols
+#if 0
+ while(pendown(NULL, NULL))
+ { // wait for pen-up
+ if(tstc())
+ break;
+ }
+#endif
+ if(tstc())
+ break;
+#if 1
+ printf("did choose %d/%d -> %d\n", x, y, tsc_choice);
+#endif
+ return 0;
+ }
+ }
+ if(tstc())
+ getc();
+ return 0;
+}
+
+static int do_tsc(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ int len;
+
+ if (argc < 2) {
+ printf ("tsc: missing subcommand.\n");
+ return (-1);
+ }
+
+ len = strlen (argv[1]);
+ if (strncmp ("ge", argv[1], 2) == 0) {
+ return do_tsc_get (argc, argv);
+ } else if (strncmp ("lo", argv[1], 2) == 0) {
+ return do_tsc_loop (argc, argv);
+ } else if (strncmp ("gl", argv[1], 2) == 0) {
+ return do_tsc_gloop (argc, argv);
+ } else if (strncmp ("ch", argv[1], 2) == 0) {
+ return do_tsc_choose (argc, argv);
+ } else if (strncmp ("se", argv[1], 2) == 0) {
+ return do_tsc_selection (argc, argv);
+ } else if (strncmp ("in", argv[1], 2) == 0) {
+ return do_tsc_init (argc, argv);
+ } else {
+ printf ("tsc: unknown operation: %s\n", argv[1]);
+ }
+
+ return (0);
+}
+
+
+U_BOOT_CMD(tsc, 4, 0, do_tsc, "TSC2007 sub-system",
+ "in[it] - initialize TSC2007\n"
+ "ge[t] - read ADCs\n"
+ "lo[op] - loop and display x/y coordinates\n"
+ "gl[oop] - loop and draw to framebuffer\n"
+ "ch[oose] cols rows - choose item\n"
+ "se[lection] p - check if item p (1 .. cols*rows) was selected\n"
+ );
+
+/** Status commands */
+
+static int do_status_init(int argc, char *const argv[])
+{
+ status_init();
+ return 0;
+}
+
+static void print_buttons(int status)
+{
+ printf("AUX: %s Power: %s Antenna: %s Pen: %s", (status&0x01)?"on":"off", (status&0x08)?"on":"off", (status&0x02)?"EXT":"INT", (status&0x10)?"1":"0");
+}
+
+static int do_status_check(int argc, char *const argv[])
+{ // can be used in if construct
+ int state=status_get_buttons();
+ if (argc < 3)
+ {
+ printf ("status check: missing mask.\n");
+ return (-1);
+ }
+ state &= simple_strtoul(argv[2], NULL, 16);
+ return (state != 0)?0:1;
+}
+
+static int do_status_get(int argc, char *const argv[])
+{
+ int status=status_get_buttons();
+ printf("button status: %02x\n", status);
+ print_buttons(status);
+ printf("\n");
+ return 0;
+}
+
+static int do_status_set(int argc, char *const argv[])
+{ // status set hh
+ static int state;
+ if(argc == 2)
+ state++;
+ else
+ state=simple_strtoul(argv[2], NULL, 16);
+ status_set_status(state);
+ return 0;
+}
+
+static int do_status_loop(int argc, char *const argv[])
+{
+ printf("mirroring buttons to LEDs.\n"
+ "Press any key to stop\n\n");
+ while (!tstc() && !pendown(NULL, NULL))
+ {
+ int state=status_get_buttons();
+ print_buttons(state);
+ printf("\r");
+ status_set_status(state); // mirror to LEDs
+ udelay(100000); // 0.1 seconds
+ }
+ if(tstc())
+ getc();
+ printf("\n");
+ return 0;
+}
+
+static int do_status_blink(int argc, char *const argv[])
+{
+ int value=0;
+ printf("blinking LEDs.\n"
+ "Press any key to stop\n\n");
+ while (!tstc() && !pendown(NULL, NULL))
+ {
+ status_set_status(value++); // mirror to LEDs
+ udelay(100000); // 0.1 seconds
+ }
+ if(tstc())
+ getc();
+ return 0;
+}
+
+static int do_status_flash(int argc, char *const argv[])
+{
+ int len;
+
+ if (argc < 3) {
+ printf ("status flash: missing subcommand.\n");
+ return (-1);
+ }
+
+ len = strlen (argv[2]);
+ if (strncmp ("of", argv[2], 2) == 0) {
+ return status_set_flash (0);
+ } else if (strncmp ("on", argv[2], 2) == 0) {
+ return status_set_flash (1);
+ } else if (strncmp ("fl", argv[2], 2) == 0) {
+ return status_set_flash (2);
+ } else {
+ printf ("status: unknown operation: %s\n", argv[1]);
+ return 1;
+ }
+ return (0);
+}
+
+static int do_status_vibra(int argc, char *const argv[])
+{
+ static int value;
+ if (argc < 3) {
+ printf ("status vibra: missing value.\n");
+ return (-1);
+ }
+ value=simple_strtol(argv[2], NULL, 10);
+ return status_set_vibra(value);
+}
+
+static int do_status(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ int len;
+
+ if (argc < 2) {
+ printf ("status: missing subcommand.\n");
+ return (-1);
+ }
+
+ len = strlen (argv[1]);
+ if (strncmp ("ge", argv[1], 2) == 0) {
+ return do_status_get (argc, argv);
+ } else if (strncmp ("se", argv[1], 2) == 0) {
+ return do_status_set (argc, argv);
+ } else if (strncmp ("mi", argv[1], 2) == 0) {
+ return do_status_loop (argc, argv);
+ } else if (strncmp ("bl", argv[1], 2) == 0) {
+ return do_status_blink (argc, argv);
+ } else if (strncmp ("in", argv[1], 2) == 0) {
+ return do_status_init (argc, argv);
+ } else if (strncmp ("ch", argv[1], 2) == 0) {
+ return do_status_check (argc, argv);
+ } else if (strncmp ("fl", argv[1], 2) == 0) {
+ return do_status_flash (argc, argv);
+ } else if (strncmp ("vi", argv[1], 2) == 0) {
+ return do_status_vibra (argc, argv);
+ } else {
+ printf ("status: unknown operation: %s\n", argv[1]);
+ }
+
+ return (0);
+}
+
+
+U_BOOT_CMD(status, 3, 0, do_status, "LED and Buttons sub-system",
+ "in[it] - initialize GPIOs\n"
+ "ge[t] - print button status\n"
+ "ch[eck] - check button status\n"
+ "se[t] value - set LEDs state\n"
+ "mi[rror] - read buttons and mirror to LEDs\n"
+ "bl[ink] - blink LEDs\n"
+ "fl[ash] of[f] | on | fl[ash] - control torch / flashlight\n"
+ "vi[bra] -256..256 - run vibracall motor\n"
+ );
+
+/** GPS commands */
+
+static int do_gps_init(int argc, char *const argv[])
+{
+ return gps_init();
+}
+
+static int do_gps_on(int argc, char *const argv[])
+{
+ // should we better send a single ongoing pulse of at least 2 32 kHz cycles?
+ gps_on();
+ printf("GPS on\n");
+ return 0;
+}
+
+static int do_gps_off(int argc, char *const argv[])
+{
+ gps_off();
+ printf("GPS off\n");
+ return 0;
+}
+
+static int do_gps_echo(int argc, char *const argv[])
+{
+ gps_echo();
+ return 0;
+}
+
+// FIXME: "gps cmd" to send a string
+
+static int do_gps(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ int len;
+
+ if (argc < 2) {
+ printf ("gps: missing subcommand.\n");
+ return (-1);
+ }
+
+ len = strlen (argv[1]);
+ if (strncmp ("on", argv[1], 2) == 0) {
+ return do_gps_on (argc, argv);
+ } else if (strncmp ("of", argv[1], 2) == 0) {
+ return do_gps_off (argc, argv);
+ } else if (strncmp ("in", argv[1], 2) == 0) {
+ return do_gps_init (argc, argv);
+ } else if (strncmp ("ec", argv[1], 2) == 0) {
+ return do_gps_echo (argc, argv);
+ } else {
+ printf ("gps: unknown operation: %s\n", argv[1]);
+ }
+
+ return (0);
+}
+
+
+U_BOOT_CMD(gps, 3, 0, do_gps, "GPS sub-system",
+ "init - initialize GPIOs\n"
+ "on - enable GPS\n"
+ "off - disable GPS\n"
+ "cmd string - send string\n"
+ "echo - echo GPS out to console\n"
+ );
+
+#include "ulpi-phy.h"
+
+static int do_systest_all(int argc, char *const argv[])
+{
+ unsigned short *fb=(void *) 0x81000000; // base address to be used as RGB16 framebuffer
+ printf("permanently doing complete systest.\n"
+ "Press any key to stop\n\n");
+ omap3_dss_set_fb(fb);
+ audiotest_init(0);
+ while (!tstc() && (status_get_buttons()&0x09) == 0)
+ {
+ int i;
+ for(i=0; i<8; i++)
+ {
+ int val=(480*read_adc(i))/4096;
+ int x, y;
+ printf("%d: %d\n", i, val);
+ for(y=16*i; y<16*i+16; y++)
+ { // draw colored bar depending on current value
+ for(x=0; x<480; x++)
+ fb[x+480*y]=(x < val)?0xfc00:0x03ff;
+ }
+ }
+ // show hardware test results (chip availability)
+ // continue to play some sound every loop...
+ }
+ if(tstc())
+ getc();
+ printf("\n");
+ return 0;
+}
+
+static int do_systest(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ if(argc >= 2) {
+ if (strncmp ("au", argv[1], 2) == 0) {
+ return audiotest(0);
+ }
+ if (strncmp ("al", argv[1], 2) == 0) {
+ return do_systest_all (argc, argv);
+ }
+ if (strncmp ("ir", argv[1], 2) == 0) {
+ return irdatest();
+ }
+ if (strncmp ("wl", argv[1], 2) == 0) {
+ return wlanbttest(1);
+ }
+ if (strncmp ("wp", argv[1], 2) == 0) {
+ return wlanbttest(0); // just power on
+ }
+ if (strncmp ("ch", argv[1], 2) == 0) {
+ return twl4030_init_battery_charging();
+ }
+ if (strncmp ("gp", argv[1], 2) == 0) {
+ return gpiotest();
+ }
+ }
+ if(argc == 3) {
+ if (strncmp ("ot", argv[1], 2) == 0) {
+ return OTGchargepump(simple_strtoul(argv[2], NULL, 10));
+ }
+ if (strncmp ("ul", argv[1], 2) == 0) {
+ int port=simple_strtoul(argv[2], NULL, 10); /* 0, 1, ... */
+ int reg;
+ for(reg=0; reg <= 0x3f; reg++)
+ printf("ulpi reg %02x: %02x\n", reg, ulpi_direct_access(port, reg, 0, 0));
+ }
+ }
+ return systest();
+}
+
+U_BOOT_CMD(systest, 3, 0, do_systest, "System Test",
+ "al[l] - graphical test mode\n"
+ "au[dio] - test audio\n"
+ "ir[da] - test IrDA\n"
+ "gp[io] - test some GPIOs\n"
+ "wl[anbt] - test WLAN/BT module\n"
+ "wp - apply power to WLAN/BT module\n"
+ "ch[arging] - init and test BCI/BKBAT\n"
+ "ot[g] n - enable/disable OTG charge pump\n"
+ "ul[pi] n - read ULPI register n\n"
+ "<no args> - test presence of I2C devices and some TPS65950 registers\n"
+ );
+
+
+static int do_poweroff(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ backlight_set_level(0);
+ jbt6k74_enter_state(0);
+ jbt6k74_display_onoff(0);
+ shutdown(); // finally shut down power
+ printf ("failed to power down\n");
+ return (0);
+}
+
+U_BOOT_CMD(poweroff, 2, 0, do_poweroff, "Poweroff",
+ "");
+
+static int do_suspend(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ backlight_set_level(0);
+ jbt6k74_enter_state(0);
+ jbt6k74_display_onoff(0);
+ suspend(); // put CPU in sleep mode so that it can be waked up by pressing the AUX button or other events
+ printf ("suspend finished\n");
+ return (0);
+}
+
+U_BOOT_CMD(suspend, 2, 0, do_suspend, "Suspend",
+ "");
+
+
+static int do_mux(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ int cols=0;
+ char *addr=(char *) 0x48002030;
+ printf("PADCONF [0:15] [16:31]\n");
+ while(addr < (char *) 0x48002A28) {
+ u16 mux=*(u16 *) addr;
+ if(cols == 0)
+ printf("%08x", (unsigned int) addr);
+ printf(" %c%d%c", (mux&8)?((mux&0x10?'U':'D')):' ', (mux&7), (mux&0x100)?'I':'O');
+ addr+=2;
+ if(addr == (char *) 0x48002262)
+ addr= (char *) 0x480025D8, cols=1; // skip block and force new line
+ if(addr == (char *) 0x480025FC)
+ addr= (char *) 0x48002A00, cols=1; // skip block and force new line
+ if(++cols == 2) {
+ printf("\n");
+ cols=0;
+ }
+ }
+ if(cols != 0)
+ printf("\n");
+ return (0);
+}
+
+U_BOOT_CMD(mux, 2, 0, do_mux, "Pinmux", "");
+
+
+static int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ int g;
+ if(argc == 3) {
+ if (strncmp ("on", argv[1], 2) == 0) {
+ g=simple_strtoul(argv[2], NULL, 10);
+ omap_request_gpio(g);
+ omap_set_gpio_dataout(g, 1);
+ // omap_free_gpio(g); - switches back to input
+ return 0;
+ }
+ else if (strncmp ("of", argv[1], 2) == 0) {
+ g=simple_strtoul(argv[2], NULL, 10);
+ omap_request_gpio(g);
+ omap_set_gpio_dataout(g, 0);
+ // omap_free_gpio(g); - switches back to input
+ return 0;
+ }
+ else if (strncmp ("in", argv[1], 2) == 0) {
+ g=simple_strtoul(argv[2], NULL, 10);
+ omap_request_gpio(g);
+ omap_set_gpio_direction(g, 1);
+ // omap_free_gpio(g); - switches back to input
+ return 0;
+ }
+ else if (strncmp ("ou", argv[1], 2) == 0) {
+ g=simple_strtoul(argv[2], NULL, 10);
+ omap_request_gpio(g);
+ omap_set_gpio_direction(g, 0);
+ // omap_free_gpio(g); - switches back to input
+ return 0;
+ }
+ }
+ if(argc == 1 || argc == 3)
+ { // no arguments or from..to
+ int i=0;
+ int end=6*32;
+ int n=10; // number of columns
+ int col=0;
+ if(argc == 3) {
+ i=simple_strtoul(argv[1], NULL, 10);
+ end=simple_strtoul(argv[2], NULL, 10)+1; // include
+ }
+ for(; i<end; i++)
+ {
+ if(col == 0)
+ printf("%03d", i);
+ printf(" %d", omap_get_gpio_datain(i));
+ if(++col == n)
+ printf("\n"), col=0;
+ }
+ if(col != 0)
+ printf("\n"); // last line
+ }
+ else if(argc == 2) { // n only
+ if(omap_get_gpio_datain(simple_strtoul(argv[1], NULL, 10)))
+ {
+ printf("1\n");
+ return 1;
+ }
+ else
+ {
+ printf("0\n");
+ return 0;
+ }
+ }
+ else {
+ printf ("gpio: unknown subcommand.\n");
+ return (-1);
+ }
+
+ return (0);
+}
+
+U_BOOT_CMD(gpio, 3, 0, do_gpio, "GPIO sub-system",
+ " - print all\n"
+ "n - print and return state\n"
+ "m n - print state in given range\n"
+ "on n - set to 1\n"
+ "of[f] n - set to 0\n"
+ "in n - switch to input\n"
+ "ou[t] n - switch to out (does not change pinmux!)\n"
+ );
generated by cgit v1.1 at 2024-05-19 20:56:53 +0000