upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/tqc/tqm5200/cmd_tb5200.c

88 lines
1.8 KiB

/*
* (C) Copyright 2005 - 2006
* Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* TB5200 specific functions
*/
/*#define DEBUG*/
#include <common.h>
#include <command.h>
#if defined(CONFIG_CMD_BSP)
#if defined (CONFIG_TB5200)
#define SM501_PANEL_DISPLAY_CONTROL 0x00080000UL
static void led_init(void)
{
struct mpc5xxx_gpt_0_7 *gpt = (struct mpc5xxx_gpt_0_7 *)MPC5XXX_GPT;
/* configure timer 4 for simple GPIO output */
gpt->gpt4.emsr |= 0x00000024;
}
int cmd_led(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
struct mpc5xxx_gpt_0_7 *gpt = (struct mpc5xxx_gpt_0_7 *)MPC5XXX_GPT;
led_init();
if (strcmp (argv[1], "on") == 0) {
debug ("switch status LED on\n");
gpt->gpt4.emsr |= (1 << 4);
} else if (strcmp (argv[1], "off") == 0) {
debug ("switch status LED off\n");
gpt->gpt4.emsr &= ~(1 << 4);
} else {
printf ("Usage:\nled on/off\n");
return 1;
}
return 0;
}
static void sm501_backlight (unsigned int state)
{
if (state == 1) {
*(vu_long *)(SM501_MMIO_BASE+SM501_PANEL_DISPLAY_CONTROL) |=
(1 << 26) | (1 << 27);
} else if (state == 0)
*(vu_long *)(SM501_MMIO_BASE+SM501_PANEL_DISPLAY_CONTROL) &=
~((1 << 26) | (1 << 27));
}
int cmd_backlight(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
if (strcmp (argv[1], "on") == 0) {
debug ("switch backlight on\n");
sm501_backlight (1);
} else if (strcmp (argv[1], "off") == 0) {
debug ("switch backlight off\n");
sm501_backlight (0);
} else {
printf ("Usage:\nbacklight on/off\n");
return 1;
}
return 0;
}
U_BOOT_CMD(
led , 2, 1, cmd_led,
"switch status LED on or off",
"on/off"
);
U_BOOT_CMD(
backlight , 2, 1, cmd_backlight,
"switch backlight on or off",
"on/off"
);
#endif /* CONFIG_STK52XX */
#endif