- rewrite of the S3C24X0 register definitions stuff
- "driver" for the built-in S3C24X0 RTC
* Patches by Yuli Barcohen, 12 Jun 2003:
- Add MII support and Ethernet PHY initialization for MPC8260ADS board
- Fix incorrect SIUMCR initialisation caused by wrong Hard Reset
configuration word supplied by FPGA on some MPC8260ADS boards
* Patch by Pantelis Antoniou, 10 Jun 2003:
Unify status LED interface
master
wdenk
22 years ago
parent
15ef8a5d17
commit
48b42616e9
@ -1,161 +0,0 @@ |
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/*
|
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* (C) Copyright 2000-2002 Wolfgang Denk, DENX Software Engineering, wd@denx.de |
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* (C) Copyright 2003 Martin Winistoerfer, martinwinistoerfer@gmx.ch. |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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|
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/*
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* File: status_led.c |
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*
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* Discription: Blink a board led to show boot progress. Led's |
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* are connected via the MIOS module. |
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*/ |
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|
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#include <common.h> |
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#include <mpc5xx.h> |
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#include <status_led.h> |
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|
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#ifdef CONFIG_STATUS_LED |
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typedef struct { |
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ulong mask; |
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int state; |
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int period; |
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int cnt; |
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} led_dev_t; |
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|
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led_dev_t led_dev[] = { |
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{ STATUS_LED_BIT, |
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STATUS_LED_STATE, |
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STATUS_LED_PERIOD, |
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0, |
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}, |
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#if defined(STATUS_LED_BIT1) |
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{ STATUS_LED_BIT1, |
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STATUS_LED_STATE1, |
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STATUS_LED_PERIOD1, |
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0, |
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}, |
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#endif |
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#if defined(STATUS_LED_BIT2) |
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{ STATUS_LED_BIT2, |
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STATUS_LED_STATE2, |
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STATUS_LED_PERIOD2, |
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0, |
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}, |
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#endif |
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#if defined(STATUS_LED_BIT3) |
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{ STATUS_LED_BIT3, |
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STATUS_LED_STATE3, |
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STATUS_LED_PERIOD3, |
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0, |
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}, |
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#endif |
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}; |
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|
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#define MAX_LED_DEV (sizeof(led_dev)/sizeof(led_dev_t)) |
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static int status_led_init_done = 0; |
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|
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static void status_led_init (void) |
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{ |
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volatile immap_t *immr = (immap_t *)CFG_IMMR; |
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int i; |
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|
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for (i=0; i<MAX_LED_DEV; ++i) { |
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led_dev_t *ld = &led_dev[i]; |
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immr->STATUS_LED_DIR = STATUS_LED_BIT; |
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|
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#if (STATUS_LED_ACTIVE == 0) |
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if (ld->state == STATUS_LED_ON) |
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immr->STATUS_LED_DAT &= ~(ld->mask); |
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else |
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immr->STATUS_LED_DAT |= ld->mask ; |
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#else |
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if (ld->state == STATUS_LED_ON) |
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immr->STATUS_LED_DAT |= ld->mask ; |
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else |
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immr->STATUS_LED_DAT &= ~(ld->mask); |
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#endif |
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} |
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|
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status_led_init_done = 1; |
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} |
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|
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void status_led_tick (ulong timestamp) |
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{ |
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volatile immap_t *immr = (immap_t *)CFG_IMMR; |
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int i; |
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|
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if (!status_led_init_done) |
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status_led_init(); |
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|
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for (i=0; i<MAX_LED_DEV; ++i) { |
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led_dev_t *ld = &led_dev[i]; |
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if (ld->state != STATUS_LED_BLINKING) |
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continue; |
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if (++(ld->cnt) >= ld->period) { |
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immr->STATUS_LED_DAT ^= ld->mask; |
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ld->cnt -= ld->period; |
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} |
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} |
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} |
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|
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void status_led_set (int led, int state) |
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{ |
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volatile immap_t *immr = (immap_t *)CFG_IMMR; |
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led_dev_t *ld; |
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if (led < 0 || led >= MAX_LED_DEV) |
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return; |
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if (!status_led_init_done) |
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status_led_init(); |
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ld = &led_dev[led]; |
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switch (state) { |
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default: |
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return; |
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case STATUS_LED_BLINKING: |
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ld->cnt = 0; /* always start with full period */ |
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/* fall through */ /* always start with LED _ON_ */ |
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case STATUS_LED_ON: |
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#if (STATUS_LED_ACTIVE == 0) |
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immr->STATUS_LED_DAT &= ~(ld->mask); |
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#else |
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immr->STATUS_LED_DAT |= ld->mask ; |
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#endif |
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break; |
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case STATUS_LED_OFF: |
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#if (STATUS_LED_ACTIVE == 0) |
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immr->STATUS_LED_DAT |= ld->mask ; |
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#else |
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immr->STATUS_LED_DAT &= ~(ld->mask); |
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#endif |
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break; |
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} |
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ld->state = state; |
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} |
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|
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#endif /* CONFIG_STATUS_LED */ |
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@ -1,160 +0,0 @@ |
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/*
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* (C) Copyright 2000 |
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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|
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#include <common.h> |
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#include <status_led.h> |
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/*
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* The purpose of this code is to signal the operational status of a |
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* target which usually boots over the network; while running in |
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* PCBoot, a status LED is blinking. As soon as a valid BOOTP reply |
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* message has been received, the LED is turned off. The Linux |
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* kernel, once it is running, will start blinking the LED again, |
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* with another frequency. |
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*/ |
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|
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/* ------------------------------------------------------------------------- */ |
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#ifdef CONFIG_STATUS_LED |
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typedef struct { |
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ulong mask; |
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int state; |
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int period; |
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int cnt; |
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} led_dev_t; |
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|
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led_dev_t led_dev[] = { |
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{ STATUS_LED_BIT, |
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STATUS_LED_STATE, |
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STATUS_LED_PERIOD, |
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0, |
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}, |
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#if defined(STATUS_LED_BIT1) |
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{ STATUS_LED_BIT1, |
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STATUS_LED_STATE1, |
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STATUS_LED_PERIOD1, |
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0, |
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}, |
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#endif |
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#if defined(STATUS_LED_BIT2) |
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{ STATUS_LED_BIT2, |
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STATUS_LED_STATE2, |
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STATUS_LED_PERIOD2, |
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0, |
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}, |
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#endif |
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}; |
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#define MAX_LED_DEV (sizeof(led_dev)/sizeof(led_dev_t)) |
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static int status_led_init_done = 0; |
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static void status_led_init (void) |
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{ |
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volatile immap_t *immr = (immap_t *)CFG_IMMR; |
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int i; |
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for (i=0; i<MAX_LED_DEV; ++i) { |
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led_dev_t *ld = &led_dev[i]; |
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immr->STATUS_LED_PAR &= ~(ld->mask); |
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#ifdef STATUS_LED_ODR |
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immr->STATUS_LED_ODR &= ~(ld->mask); |
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#endif |
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#if (STATUS_LED_ACTIVE == 0) |
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if (ld->state == STATUS_LED_ON) |
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immr->STATUS_LED_DAT &= ~(ld->mask); |
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else |
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immr->STATUS_LED_DAT |= ld->mask ; |
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#else |
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if (ld->state == STATUS_LED_ON) |
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immr->STATUS_LED_DAT |= ld->mask ; |
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else |
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immr->STATUS_LED_DAT &= ~(ld->mask); |
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#endif |
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immr->STATUS_LED_DIR |= ld->mask ; |
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} |
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status_led_init_done = 1; |
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} |
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|
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void status_led_tick (ulong timestamp) |
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{ |
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volatile immap_t *immr = (immap_t *)CFG_IMMR; |
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int i; |
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if (!status_led_init_done) |
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status_led_init(); |
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for (i=0; i<MAX_LED_DEV; ++i) { |
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led_dev_t *ld = &led_dev[i]; |
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if (ld->state != STATUS_LED_BLINKING) |
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continue; |
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if (++(ld->cnt) >= ld->period) { |
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immr->STATUS_LED_DAT ^= ld->mask; |
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ld->cnt -= ld->period; |
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} |
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} |
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} |
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|
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void status_led_set (int led, int state) |
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{ |
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volatile immap_t *immr = (immap_t *)CFG_IMMR; |
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led_dev_t *ld; |
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if (led < 0 || led >= MAX_LED_DEV) |
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return; |
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|
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if (!status_led_init_done) |
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status_led_init(); |
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ld = &led_dev[led]; |
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switch (state) { |
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default: |
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return; |
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case STATUS_LED_BLINKING: |
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ld->cnt = 0; /* always start with full period */ |
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/* fall through */ /* always start with LED _ON_ */ |
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case STATUS_LED_ON: |
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#if (STATUS_LED_ACTIVE == 0) |
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immr->STATUS_LED_DAT &= ~(ld->mask); |
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#else |
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immr->STATUS_LED_DAT |= ld->mask ; |
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#endif |
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break; |
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case STATUS_LED_OFF: |
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#if (STATUS_LED_ACTIVE == 0) |
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immr->STATUS_LED_DAT |= ld->mask ; |
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#else |
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immr->STATUS_LED_DAT &= ~(ld->mask); |
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#endif |
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break; |
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} |
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ld->state = state; |
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} |
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|
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#endif /* CONFIG_STATUS_LED */ |
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@ -0,0 +1,77 @@ |
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/*
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* asm/status_led.h |
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* |
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* MPC8xx/MPC8260/MPC5xx based status led support functions |
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*/ |
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|
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#ifndef __ASM_STATUS_LED_H__ |
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#define __ASM_STATUS_LED_H__ |
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|
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/* if not overriden */ |
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#ifndef CONFIG_BOARD_SPECIFIC_LED |
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# if defined(CONFIG_8xx) |
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# include <mpc8xx.h> |
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# elif defined(CONFIG_8260) |
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# include <mpc8260.h> |
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# elif defined(CONFIG_5xx) |
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# include <mpc5xx.h> |
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# else |
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# error CPU specific Status LED header file missing. |
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#endif |
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|
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/* led_id_t is unsigned long mask */ |
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typedef unsigned long led_id_t; |
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|
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static inline void __led_init (led_id_t mask, int state) |
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{ |
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volatile immap_t *immr = (immap_t *) CFG_IMMR; |
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|
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#ifdef STATUS_LED_PAR |
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immr->STATUS_LED_PAR &= ~mask; |
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#endif |
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#ifdef STATUS_LED_ODR |
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immr->STATUS_LED_ODR &= ~mask; |
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#endif |
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|
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#if (STATUS_LED_ACTIVE == 0) |
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if (state == STATUS_LED_ON) |
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immr->STATUS_LED_DAT &= ~mask; |
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else |
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immr->STATUS_LED_DAT |= mask; |
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#else |
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if (state == STATUS_LED_ON) |
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immr->STATUS_LED_DAT |= mask; |
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else |
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immr->STATUS_LED_DAT &= ~mask; |
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#endif |
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#ifdef STATUS_LED_DIR |
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immr->STATUS_LED_DIR |= mask; |
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#endif |
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} |
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|
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static inline void __led_toggle (led_id_t mask) |
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{ |
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((immap_t *) CFG_IMMR)->STATUS_LED_DAT ^= mask; |
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} |
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|
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static inline void __led_set (led_id_t mask, int state) |
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{ |
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volatile immap_t *immr = (immap_t *) CFG_IMMR; |
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|
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#if (STATUS_LED_ACTIVE == 0) |
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if (state == STATUS_LED_ON) |
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immr->STATUS_LED_DAT &= ~mask; |
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else |
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immr->STATUS_LED_DAT |= mask; |
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#else |
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if (state == STATUS_LED_ON) |
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immr->STATUS_LED_DAT |= mask; |
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else |
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immr->STATUS_LED_DAT &= ~mask; |
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#endif |
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|
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} |
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|
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#endif |
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|
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#endif /* __ASM_STATUS_LED_H__ */ |
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File diff suppressed because it is too large
Load Diff
@ -0,0 +1,178 @@ |
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/*
|
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* (C) Copyright 2003 |
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* David Müller ELSOFT AG Switzerland. d.mueller@elsoft.ch |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* 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. |
||||
* |
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* 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 |
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*/ |
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|
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/*
|
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* Date & Time support for the built-in Samsung S3C24X0 RTC |
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*/ |
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|
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#include <common.h> |
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#include <command.h> |
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|
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#if defined(CONFIG_RTC_S3C24X0) && (CONFIG_COMMANDS & CFG_CMD_DATE) |
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|
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#if defined(CONFIG_S3C2400) |
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#include <s3c2400.h> |
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#elif defined(CONFIG_S3C2410) |
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#include <s3c2410.h> |
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#endif |
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|
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#include <rtc.h> |
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|
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/*#define DEBUG*/ |
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|
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typedef enum { |
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RTC_ENABLE, |
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RTC_DISABLE |
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} RTC_ACCESS; |
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|
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|
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static inline void SetRTC_Access(RTC_ACCESS a) |
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{ |
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S3C24X0_RTC * const rtc = S3C24X0_GetBase_RTC(); |
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switch (a) { |
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case RTC_ENABLE: |
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rtc->RTCCON |= 0x01; break; |
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|
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case RTC_DISABLE: |
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rtc->RTCCON &= ~0x01; break; |
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} |
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} |
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|
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static unsigned bcd2bin (uchar n) |
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{ |
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return ((((n >> 4) & 0x0F) * 10) + (n & 0x0F)); |
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} |
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|
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static unsigned char bin2bcd (unsigned int n) |
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{ |
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return (((n / 10) << 4) | (n % 10)); |
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} |
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|
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/* ------------------------------------------------------------------------- */ |
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|
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void rtc_get (struct rtc_time *tmp) |
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{ |
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S3C24X0_RTC * const rtc = S3C24X0_GetBase_RTC(); |
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uchar sec, min, hour, mday, wday, mon, year; |
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uchar a_sec,a_min, a_hour, a_date, a_mon, a_year, a_armed; |
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|
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/* enable access to RTC registers */ |
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SetRTC_Access(RTC_ENABLE); |
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|
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/* read RTC registers */ |
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sec = rtc->BCDSEC; |
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min = rtc->BCDMIN; |
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hour = rtc->BCDHOUR; |
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mday = rtc->BCDDATE; |
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wday = rtc->BCDDAY; |
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mon = rtc->BCDMON; |
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year = rtc->BCDYEAR; |
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|
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/* read ALARM registers */ |
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a_sec = rtc->ALMSEC; |
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a_min = rtc->ALMMIN; |
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a_hour = rtc->ALMHOUR; |
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a_date = rtc->ALMDATE; |
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a_mon = rtc->ALMMON; |
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a_year = rtc->ALMYEAR; |
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a_armed = rtc->RTCALM; |
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|
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/* disable access to RTC registers */ |
||||
SetRTC_Access(RTC_DISABLE); |
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|
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#ifdef RTC_DEBUG |
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printf ( "Get RTC year: %02x mon/cent: %02x mday: %02x wday: %02x " |
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"hr: %02x min: %02x sec: %02x\n", |
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year, mon, mday, wday, |
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hour, min, sec); |
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printf ( "Alarms: %02x: year: %02x month: %02x date: %02x hour: %02x min: %02x sec: %02x\n", |
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a_armed, |
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a_year, a_mon, a_date, |
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a_hour, a_min, a_sec); |
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#endif |
||||
|
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tmp->tm_sec = bcd2bin(sec & 0x7F); |
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tmp->tm_min = bcd2bin(min & 0x7F); |
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tmp->tm_hour = bcd2bin(hour & 0x3F); |
||||
tmp->tm_mday = bcd2bin(mday & 0x3F); |
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tmp->tm_mon = bcd2bin(mon & 0x1F); |
||||
tmp->tm_year = bcd2bin(year); |
||||
tmp->tm_wday = bcd2bin(wday & 0x07); |
||||
if(tmp->tm_year<70) |
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tmp->tm_year+=2000; |
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else |
||||
tmp->tm_year+=1900; |
||||
tmp->tm_yday = 0; |
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tmp->tm_isdst= 0; |
||||
#ifdef RTC_DEBUG |
||||
printf ( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", |
||||
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, |
||||
tmp->tm_hour, tmp->tm_min, tmp->tm_sec); |
||||
#endif |
||||
} |
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|
||||
void rtc_set (struct rtc_time *tmp) |
||||
{ |
||||
S3C24X0_RTC * const rtc = S3C24X0_GetBase_RTC(); |
||||
uchar sec, min, hour, mday, wday, mon, year; |
||||
|
||||
#ifdef RTC_DEBUG |
||||
printf ( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", |
||||
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, |
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tmp->tm_hour, tmp->tm_min, tmp->tm_sec); |
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#endif |
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year = bin2bcd(tmp->tm_year % 100); |
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mon = bin2bcd(tmp->tm_mon); |
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wday = bin2bcd(tmp->tm_wday); |
||||
mday = bin2bcd(tmp->tm_mday); |
||||
hour = bin2bcd(tmp->tm_hour); |
||||
min = bin2bcd(tmp->tm_min); |
||||
sec = bin2bcd(tmp->tm_sec); |
||||
|
||||
/* enable access to RTC registers */ |
||||
SetRTC_Access(RTC_ENABLE); |
||||
|
||||
/* write RTC registers */ |
||||
rtc->BCDSEC = sec; |
||||
rtc->BCDMIN = min; |
||||
rtc->BCDHOUR = hour; |
||||
rtc->BCDDATE = mday; |
||||
rtc->BCDDAY = wday; |
||||
rtc->BCDMON = mon; |
||||
rtc->BCDYEAR = year; |
||||
|
||||
/* disable access to RTC registers */ |
||||
SetRTC_Access(RTC_DISABLE); |
||||
} |
||||
|
||||
void rtc_reset (void) |
||||
{ |
||||
S3C24X0_RTC * const rtc = S3C24X0_GetBase_RTC(); |
||||
|
||||
rtc->RTCCON = (rtc->RTCCON & ~0x06) | 0x08; |
||||
rtc->RTCCON &= ~0x08; |
||||
} |
||||
|
||||
/* ------------------------------------------------------------------------- */ |
||||
|
||||
#endif /* CONFIG_RTC_S3C24X0 && CFG_CMD_DATE */ |
||||
Loading…
Reference in new issue