Author: Ulf Samuelsson ulf@atmel.com Date: 2007-03-27
Subject: "7.at91rm9200dk":(1 of 1) [PATCH][ARM] Add PIO control for at91rm9200dk LEDs and Mux.
CHANGELOG: [PATCH][ARM] Add PIO control for at91rm9200dk LEDs and Mux. Introduce a new command CFG_CMD_MUX 0x8000000000000000ULL
Patch generated from files: board_at91rm9200dk_led.c.patch board_at91rm9200dk_Makefile.patch board_at91rm9200dk_mux.c.patch common_soft_i2c.c.patch include_cmd_confdefs.h.patch include_configs_at91rm9200dk.h.patch include_led.h.patch
Signed-off-by: Ulf Samuelsson --------------------------------------------------------------------------------------------------------------------------------- diff -urN u-boot-1.2.0/board/at91rm9200dk/led.c u-boot-1.2.0-atmel/board/at91rm9200dk/led.c --- u-boot-1.2.0/board/at91rm9200dk/led.c 1970-01-01 01:00:00.000000000 +0100 +++ u-boot-1.2.0-atmel/board/at91rm9200dk/led.c 2007-03-27 10:40:35.000000000 +0200 @@ -0,0 +1,81 @@ +/* + * (C) Copyright 2006 + * Atmel Nordic AB <www.atmel.com> + * Ulf Samuelsson ulf@atmel.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 <asm/arch/AT91RM9200.h> + +#define GREEN_LED AT91C_PIO_PB0 +#define YELLOW_LED AT91C_PIO_PB1 +#define RED_LED AT91C_PIO_PB2 + +void green_LED_on(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_CODR = GREEN_LED; +} + +void yellow_LED_on(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_CODR = YELLOW_LED; +} + +void red_LED_on(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_CODR = RED_LED; +} + +void green_LED_off(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_SODR = GREEN_LED; +} + +void yellow_LED_off(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_SODR = YELLOW_LED; +} + +void red_LED_off(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_SODR = RED_LED; +} + + +void LED_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + AT91PS_PMC PMC = AT91C_BASE_PMC; + PMC->PMC_PCER = (1 << AT91C_ID_PIOB); /* Enable PIOB clock */ + /* Disable peripherals on LEDs */ + PIOB->PIO_PER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; + /* Enable pins as outputs */ + PIOB->PIO_OER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; + /* Turn all LEDs OFF */ + PIOB->PIO_SODR = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; +} diff -urN u-boot-1.2.0/board/at91rm9200dk/Makefile u-boot-1.2.0-atmel/board/at91rm9200dk/Makefile --- u-boot-1.2.0/board/at91rm9200dk/Makefile 2007-03-27 09:30:38.000000000 +0200 +++ u-boot-1.2.0-atmel/board/at91rm9200dk/Makefile 2007-03-24 20:07:33.000000000 +0100 @@ -25,7 +25,7 @@
LIB = $(obj)lib$(BOARD).a
-COBJS := at91rm9200dk.o flash.o +COBJS := at91rm9200dk.o flash.o led.o mux.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff -urN u-boot-1.2.0/board/at91rm9200dk/mux.c u-boot-1.2.0-atmel/board/at91rm9200dk/mux.c --- u-boot-1.2.0/board/at91rm9200dk/mux.c 1970-01-01 01:00:00.000000000 +0100 +++ u-boot-1.2.0-atmel/board/at91rm9200dk/mux.c 2007-03-24 20:07:33.000000000 +0100 @@ -0,0 +1,36 @@ +#include <config.h> +#include <common.h> +#include <asm/hardware.h> +#include <dataflash.h> + +int AT91F_GetMuxStatus(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + + + if(AT91C_BASE_PIOB->PIO_ODSR & DATAFLASH_MMC_SELECT) { + return 1; + } else { + return 0; + } +#endif +} + +void AT91F_SelectMMC(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + /* Set Output */ + AT91C_BASE_PIOB->PIO_SODR = DATAFLASH_MMC_SELECT; +#endif +} + +void AT91F_SelectSPI(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + /* Clear Output */ + AT91C_BASE_PIOB->PIO_CODR = DATAFLASH_MMC_SELECT; +#endif +} diff -urN u-boot-1.2.0/common/soft_i2c.c u-boot-1.2.0-atmel/common/soft_i2c.c --- u-boot-1.2.0/common/soft_i2c.c 2007-01-07 00:13:11.000000000 +0100 +++ u-boot-1.2.0-atmel/common/soft_i2c.c 2007-03-24 20:07:33.000000000 +0100 @@ -29,7 +29,7 @@ #ifdef CONFIG_MPC8260 /* only valid for MPC8260 */ #include <ioports.h> #endif -#ifdef CONFIG_AT91RM9200DK /* need this for the at91rm9200dk */ +#ifdef CONFIG_AT91RM9200 /* need this for the at91rm9200 */ #include <asm/io.h> #include <asm/arch/hardware.h> #endif diff -urN u-boot-1.2.0/include/cmd_confdefs.h u-boot-1.2.0-atmel/include/cmd_confdefs.h --- u-boot-1.2.0/include/cmd_confdefs.h 2007-01-07 00:13:11.000000000 +0100 +++ u-boot-1.2.0-atmel/include/cmd_confdefs.h 2007-03-24 20:07:33.000000000 +0100 @@ -94,6 +94,7 @@ #define CFG_CMD_EXT2 0x1000000000000000ULL /* EXT2 Support */ #define CFG_CMD_SNTP 0x2000000000000000ULL /* SNTP support */ #define CFG_CMD_DISPLAY 0x4000000000000000ULL /* Display support */ +#define CFG_CMD_MUX 0x8000000000000000ULL /* AT91 MMC/SPI Mux Support */
#define CFG_CMD_ALL 0xFFFFFFFFFFFFFFFFULL /* ALL commands */
@@ -141,7 +142,8 @@ CFG_CMD_SPI | \ CFG_CMD_UNIVERSE | \ CFG_CMD_USB | \ - CFG_CMD_VFD ) + CFG_CMD_VFD | \ + CFG_CMD_MUX)
/* Default configuration */ diff -urN u-boot-1.2.0/include/configs/at91rm9200dk.h u-boot-1.2.0-atmel/include/configs/at91rm9200dk.h --- u-boot-1.2.0/include/configs/at91rm9200dk.h 2007-01-07 00:13:11.000000000 +0100 +++ u-boot-1.2.0-atmel/include/configs/at91rm9200dk.h 2007-03-26 22:40:12.000000000 +0200 @@ -150,6 +162,11 @@ #define CONFIG_NET_RETRY_COUNT 20 #define CONFIG_AT91C_USE_RMII
+/* AC Characteristics */ +/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */ +#define DATAFLASH_TCSS (0xC << 16) +#define DATAFLASH_TCHS (0x1 << 24) + #define CONFIG_HAS_DATAFLASH 1 #define CFG_SPI_WRITE_TOUT (5*CFG_HZ) #define CFG_MAX_DATAFLASH_BANKS 2 diff -urN u-boot-1.2.0/include/led.h u-boot-1.2.0-atmel/include/led.h --- u-boot-1.2.0/include/led.h 1970-01-01 01:00:00.000000000 +0100 +++ u-boot-1.2.0-atmel/include/led.h 2007-03-24 20:07:32.000000000 +0100 @@ -0,0 +1,45 @@ +/* + * (C) Copyright 2006 + * Atmel Nordic AB <www.atmel.com> + * Ulf Samuelsson ulf@atmel.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 + */ + + #ifndef __LED_H +#define __LED_H + +#ifndef __ASSEMBLY__ +extern void LED_init (void); +extern void red_LED_on(void); +extern void red_LED_off(void); +extern void green_LED_on(void); +extern void green_LED_off(void); +extern void yellow_LED_on(void); +extern void yellow_LED_off(void); +#else + .extern LED_init + .extern red_LED_on + .extern red_LED_off + .extern yellow_LED_on + .extern yellow_LED_off + .extern green_LED_on + .extern green_LED_off +#endif +#endif