Hamish Guthrie
17 years ago
parent
b83bb8ccb1
commit
e1b7758ea7
@ -0,0 +1,246 @@
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diff -urN linux-2.6.22.1.old/arch/arm/boot/compressed/head-at91rm9200.S linux-2.6.22.1/arch/arm/boot/compressed/head-at91rm9200.S
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--- linux-2.6.22.1.old/arch/arm/boot/compressed/head-at91rm9200.S 2007-07-29 06:33:09.000000000 +0200
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+++ linux-2.6.22.1/arch/arm/boot/compressed/head-at91rm9200.S 2007-07-29 06:39:45.000000000 +0200
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@@ -67,6 +67,12 @@
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cmp r7, r3
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beq 99f
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+ @ FDL Versalink : 1053
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+ mov r3, #(MACH_TYPE_VLINK & 0xff)
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+ orr r3, r3, #(MACH_TYPE_VLINK & 0xff00)
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+ cmp r7, r3
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+ beq 99f
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+
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@ Ajeco 1ARM : 1075
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mov r3, #(MACH_TYPE_ONEARM & 0xff)
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orr r3, r3, #(MACH_TYPE_ONEARM & 0xff00)
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diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/board-vlink.c linux-2.6.22.1/arch/arm/mach-at91/board-vlink.c
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--- linux-2.6.22.1.old/arch/arm/mach-at91/board-vlink.c 1970-01-01 01:00:00.000000000 +0100
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+++ linux-2.6.22.1/arch/arm/mach-at91/board-vlink.c 2007-07-29 06:40:47.000000000 +0200
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@@ -0,0 +1,191 @@
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+/*
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+ * linux/arch/arm/mach-at91/board-vlink.c
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+ *
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+ * Copyright (C) 2005 SAN People
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+ * Copyright (C) 2006,2007 Guthrie Consulting
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+ *
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation; either version 2 of the License, or
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+ * (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, MA 02111-1307 USA
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+ */
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+
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+#include <linux/types.h>
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+#include <linux/init.h>
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+#include <linux/mm.h>
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+#include <linux/module.h>
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+#include <linux/platform_device.h>
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+#include <linux/spi/spi.h>
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+#include <linux/mtd/physmap.h>
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+
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+#include <asm/hardware.h>
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+#include <asm/setup.h>
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+#include <asm/mach-types.h>
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+#include <asm/irq.h>
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+
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+#include <asm/mach/arch.h>
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+#include <asm/mach/map.h>
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+#include <asm/mach/irq.h>
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+
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+#include <asm/arch/board.h>
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+#include <asm/arch/gpio.h>
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+#include <asm/arch/at91rm9200_mc.h>
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+
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+#include "generic.h"
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+
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+
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+/*
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+ * Serial port configuration.
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+ * 0 .. 3 = USART0 .. USART3
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+ * 4 = DBGU
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+ */
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+static struct at91_uart_config __initdata vlink_uart_config = {
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+ .console_tty = 0, /* ttyS0 */
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+ .nr_tty = 5,
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+ .tty_map = { 4, 1, 0, 3, 2 } /* ttyS0, ..., ttyS4 */
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+};
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+
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+static void __init vlink_map_io(void)
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+{
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+ /* Initialize processor: 18.432 MHz crystal */
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+ at91rm9200_initialize(18432000, AT91RM9200_PQFP);
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+
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+ /* Setup the LEDs */
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+ at91_init_leds(AT91_PIN_PC14, AT91_PIN_PC15);
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+
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+ /* Setup the serial ports and console */
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+ at91_init_serial(&vlink_uart_config);
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+}
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+
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+static void __init vlink_init_irq(void)
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+{
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+ at91rm9200_init_interrupts(NULL);
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+}
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+
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+static struct at91_eth_data __initdata vlink_eth_data = {
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+ .phy_irq_pin = AT91_PIN_PC4,
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+ .is_rmii = 1,
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+};
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+
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+static struct at91_usbh_data __initdata vlink_usbh_data = {
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+ .ports = 1,
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+};
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+
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+/*
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+static struct at91_udc_data __initdata vlink_udc_data = {
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+ .vbus_pin = AT91_PIN_PD4,
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+ .pullup_pin = AT91_PIN_PD5,
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+};
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+*/
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+
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+static struct at91_mmc_data __initdata vlink_mmc_data = {
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+// .det_pin = AT91_PIN_PB27,
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+ .slot_b = 0,
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+ .wire4 = 1,
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+// .wp_pin = AT91_PIN_PA17,
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+};
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+
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+static struct spi_board_info vlink_spi_devices[] = {
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+ { /* DataFlash chip */
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+ .modalias = "mtd_dataflash",
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+ .chip_select = 0,
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+ .max_speed_hz = 15 * 1000 * 1000,
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+ },
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+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
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+ { /* DataFlash card */
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+ .modalias = "mtd_dataflash",
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+ .chip_select = 3,
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+ .max_speed_hz = 15 * 1000 * 1000,
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+ },
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+#endif
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+};
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+
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+/*static struct at91_gpio_led vlink_leds[] = {
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+ {
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+ .name = "led0",
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+ .gpio = AT91_PIN_PC14,
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+ .trigger = "heartbeat",
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+ },
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+ {
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+ .name = "led1",
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+ .gpio = AT91_PIN_PC15,
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+ .trigger = "timer",
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+ }
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+};
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+*/
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+
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+static void __init vlink_board_init(void)
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+{
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+ /* Serial */
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+ at91_add_device_serial();
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+ /* Ethernet */
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+ at91_add_device_eth(&vlink_eth_data);
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+ /* USB Host */
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+ at91_add_device_usbh(&vlink_usbh_data);
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+ /* USB Device */
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+// at91_add_device_udc(&vlink_udc_data);
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+// at91_set_multi_drive(vlink_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
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+ /* I2C */
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+ at91_add_device_i2c();
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+ /* SPI */
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+ at91_add_device_spi(vlink_spi_devices, ARRAY_SIZE(vlink_spi_devices));
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+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
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+ /* DataFlash card */
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+// at91_set_gpio_output(AT91_PIN_PB22, 0);
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+#else
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+ /* MMC */
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+// at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
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+ at91_add_device_mmc(0, &vlink_mmc_data);
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+#endif
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+ /* LEDs */
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+// at91_gpio_leds(vlink_leds, ARRAY_SIZE(vlink_leds));
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+
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+/* Other LED's */
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+ at91_set_gpio_output(AT91_PIN_PC7, 1); // LED FRONT AP1
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+ at91_set_gpio_output(AT91_PIN_PC8, 1); // LED FRONT BP1
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+ at91_set_gpio_output(AT91_PIN_PB14, 1); // LED BACK AP1
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+ at91_set_gpio_output(AT91_PIN_PB15, 1); // LED BACK BP1
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+ at91_set_gpio_output(AT91_PIN_PB16, 1); // LED BACK AP2
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+ at91_set_gpio_output(AT91_PIN_PB17, 1); // LED BACK BP2
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+
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+/* SIM Cards */
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+ at91_set_gpio_output(AT91_PIN_PB9, 1); // ENBSC3
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+ at91_set_gpio_output(AT91_PIN_PB10, 1); // ENBSC2
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+ at91_set_gpio_output(AT91_PIN_PB11, 1); // ENBSC1
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+
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+/* GSM Module Control */
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+ at91_set_gpio_output(AT91_PIN_PB12, 1); // GSMONOFF
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+
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+/* Test jig presence detection */
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+ at91_set_gpio_input(AT91_PIN_PB8, 1); // JIGPRESENT
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+
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+/* Power indicator */
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+ at91_set_gpio_input(AT91_PIN_PB22, 1); // PWR_IND
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+
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+/* USB Device control */
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+ at91_set_gpio_input(AT91_PIN_PB27, 1); // UDB_CNX
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+ at91_set_gpio_output(AT91_PIN_PB28, 1); // UDB_PUP
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+ at91_set_multi_drive(AT91_PIN_PB28, 1); // Set to multi-drive
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+
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+}
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+
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+MACHINE_START(VLINK, "FDL VersaLink")
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+ /* Maintainer: Guthrie Consulting */
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+ .phys_io = AT91_BASE_SYS,
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+ .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
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+ .boot_params = AT91_SDRAM_BASE + 0x100,
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+ .timer = &at91rm9200_timer,
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+ .map_io = vlink_map_io,
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+ .init_irq = vlink_init_irq,
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+ .init_machine = vlink_board_init,
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+MACHINE_END
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diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/Kconfig linux-2.6.22.1/arch/arm/mach-at91/Kconfig
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--- linux-2.6.22.1.old/arch/arm/mach-at91/Kconfig 2007-07-29 06:33:09.000000000 +0200
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+++ linux-2.6.22.1/arch/arm/mach-at91/Kconfig 2007-07-29 06:42:19.000000000 +0200
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@@ -103,6 +103,12 @@
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help
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Select this if you are using Promwad's Chub board.
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+config MACH_VLINK
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+ bool "Figment Design Labs VersaLink"
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+ depends on ARCH_AT91RM9200
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+ help
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+ Select this if you are using FDL's VersaLink board
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+
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endif
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# ----------------------------------------------------------
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diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/Makefile linux-2.6.22.1/arch/arm/mach-at91/Makefile
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--- linux-2.6.22.1.old/arch/arm/mach-at91/Makefile 2007-07-29 06:33:09.000000000 +0200
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+++ linux-2.6.22.1/arch/arm/mach-at91/Makefile 2007-07-29 06:43:36.000000000 +0200
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@@ -29,6 +29,7 @@
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obj-$(CONFIG_MACH_ATEB9200) += board-eb9200.o
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obj-$(CONFIG_MACH_KAFA) += board-kafa.o
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obj-$(CONFIG_MACH_CHUB) += board-chub.o
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+obj-$(CONFIG_MACH_VLINK) += board-vlink.o
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obj-$(CONFIG_MACH_PICOTUX2XX) += board-picotux200.o
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# AT91SAM9260 board-specific support
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@@ -52,6 +53,7 @@
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led-$(CONFIG_MACH_CSB637) += leds.o
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led-$(CONFIG_MACH_KB9200) += leds.o
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led-$(CONFIG_MACH_KAFA) += leds.o
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+led-$(CONFIG_MACH_VLINK) += leds.o
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obj-$(CONFIG_LEDS) += $(led-y)
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# VGA support
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@ -0,0 +1,121 @@
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diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/Makefile linux-2.6.22.1/arch/arm/mach-at91/Makefile
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--- linux-2.6.22.1.old/arch/arm/mach-at91/Makefile 2007-07-29 06:46:13.000000000 +0200
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+++ linux-2.6.22.1/arch/arm/mach-at91/Makefile 2007-07-29 06:54:19.000000000 +0200
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@@ -53,7 +53,7 @@
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led-$(CONFIG_MACH_CSB637) += leds.o
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led-$(CONFIG_MACH_KB9200) += leds.o
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led-$(CONFIG_MACH_KAFA) += leds.o
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-led-$(CONFIG_MACH_VLINK) += leds.o
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+led-$(CONFIG_MACH_VLINK) += vlink_leds.o
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obj-$(CONFIG_LEDS) += $(led-y)
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# VGA support
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diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/vlink_leds.c linux-2.6.22.1/arch/arm/mach-at91/vlink_leds.c
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--- linux-2.6.22.1.old/arch/arm/mach-at91/vlink_leds.c 1970-01-01 01:00:00.000000000 +0100
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+++ linux-2.6.22.1/arch/arm/mach-at91/vlink_leds.c 2007-07-29 06:54:58.000000000 +0200
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@@ -0,0 +1,105 @@
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+/*
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+ * LED driver for Atmel AT91-based boards.
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+ *
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+ * Copyright (C) SAN People (Pty) Ltd
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+ * Modified for FDL VersaLink Copyright (C) Guthrie Consulting
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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
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+ * as published by the Free Software Foundation; either version
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+ * 2 of the License, or (at your option) any later version.
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+*/
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+
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+#include <linux/kernel.h>
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+#include <linux/module.h>
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+#include <linux/init.h>
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+
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+#include <asm/mach-types.h>
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+#include <asm/leds.h>
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+#include <asm/arch/board.h>
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+#include <asm/arch/gpio.h>
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+
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+
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+static inline void at91_led_on(unsigned int led)
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+{
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+ at91_set_gpio_value(led, 0);
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+}
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+
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+static inline void at91_led_off(unsigned int led)
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+{
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+ at91_set_gpio_value(led, 1);
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+}
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+
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+static inline void at91_led_toggle(unsigned int led)
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+{
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+ unsigned long is_off = at91_get_gpio_value(led);
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+ if (is_off) {
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+ at91_led_on(led);
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+ at91_led_off(at91_leds_cpu);
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+ }
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+ else {
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+ at91_led_on(at91_leds_cpu);
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+ at91_led_off(led);
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+ }
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+}
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+
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+
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+/*
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+ * Handle LED events.
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+ */
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+
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+/*
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+ * VersaLink has a single bi-coloured LED which changes colour when the
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+ * polarity is reversed
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+ */
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+static void at91_leds_event(led_event_t evt)
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+{
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+ unsigned long flags;
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+
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+ local_irq_save(flags);
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+
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+ switch(evt) {
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+ case led_start: /* System startup */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+
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+ case led_stop: /* System stop / suspend */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+
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+#ifdef CONFIG_LEDS_TIMER
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+ case led_timer: /* Every 50 timer ticks */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+#endif
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+
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+#ifdef CONFIG_LEDS_CPU
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+ case led_idle_start: /* Entering idle state */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+
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+ case led_idle_end: /* Exit idle state */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+#endif
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+
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+ default:
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+ break;
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+ }
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+
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+ local_irq_restore(flags);
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+}
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+
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+
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+static int __init leds_init(void)
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+{
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+ if (!at91_leds_timer || !at91_leds_cpu)
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+ return -ENODEV;
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+
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+ leds_event = at91_leds_event;
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+
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+ leds_event(led_start);
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+ return 0;
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+}
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+
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+__initcall(leds_init);
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@ -0,0 +1,359 @@
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diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/gpio.c linux-2.6.22.1/arch/arm/mach-at91/gpio.c
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--- linux-2.6.22.1.old/arch/arm/mach-at91/gpio.c 2007-07-10 20:56:30.000000000 +0200
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+++ linux-2.6.22.1/arch/arm/mach-at91/gpio.c 2007-07-29 07:03:30.000000000 +0200
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@@ -27,6 +27,7 @@
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static struct at91_gpio_bank *gpio;
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static int gpio_banks;
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+static u32 pio_gpio_pin[4] = { 0, 0, 0, 0 };
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static inline void __iomem *pin_to_controller(unsigned pin)
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@@ -71,9 +72,13 @@
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{
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void __iomem *pio = pin_to_controller(pin);
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unsigned mask = pin_to_mask(pin);
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+ int bank = (pin - PIN_BASE) / 32;
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if (!pio)
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return -EINVAL;
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+
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+ pio_gpio_pin[bank] |= mask;
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+
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__raw_writel(mask, pio + PIO_IDR);
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__raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
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__raw_writel(mask, pio + PIO_PER);
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@@ -130,10 +135,13 @@
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{
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void __iomem *pio = pin_to_controller(pin);
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unsigned mask = pin_to_mask(pin);
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+ int bank = (pin - PIN_BASE) / 32;
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if (!pio)
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return -EINVAL;
|
||||
|
||||
+ pio_gpio_pin[bank] |= mask;
|
||||
+
|
||||
__raw_writel(mask, pio + PIO_IDR);
|
||||
__raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
|
||||
__raw_writel(mask, pio + PIO_ODR);
|
||||
@@ -151,10 +159,13 @@
|
||||
{
|
||||
void __iomem *pio = pin_to_controller(pin);
|
||||
unsigned mask = pin_to_mask(pin);
|
||||
+ int bank = (pin - PIN_BASE) / 32;
|
||||
|
||||
if (!pio)
|
||||
return -EINVAL;
|
||||
|
||||
+ pio_gpio_pin[bank] |= mask;
|
||||
+
|
||||
__raw_writel(mask, pio + PIO_IDR);
|
||||
__raw_writel(mask, pio + PIO_PUDR);
|
||||
__raw_writel(mask, pio + (value ? PIO_SODR : PIO_CODR));
|
||||
@@ -262,6 +273,18 @@
|
||||
}
|
||||
EXPORT_SYMBOL(at91_get_gpio_value);
|
||||
|
||||
+int at91_is_pin_gpio(unsigned pin)
|
||||
+{
|
||||
+ void __iomem *pio = pin_to_controller(pin);
|
||||
+ unsigned mask = pin_to_mask(pin);
|
||||
+ int bank = (pin - PIN_BASE) / 32;
|
||||
+
|
||||
+ if (!pio)
|
||||
+ return -EINVAL;
|
||||
+ return (pio_gpio_pin[bank] & mask) != 0;
|
||||
+}
|
||||
+EXPORT_SYMBOL(at91_is_pin_gpio);
|
||||
+
|
||||
/*--------------------------------------------------------------------------*/
|
||||
|
||||
#ifdef CONFIG_PM
|
||||
diff -urN linux-2.6.22.1.old/drivers/char/Kconfig linux-2.6.22.1/drivers/char/Kconfig
|
||||
--- linux-2.6.22.1.old/drivers/char/Kconfig 2007-07-29 06:46:13.000000000 +0200
|
||||
+++ linux-2.6.22.1/drivers/char/Kconfig 2007-07-29 07:05:30.000000000 +0200
|
||||
@@ -1099,5 +1099,12 @@
|
||||
The SPI driver gives user mode access to this serial
|
||||
bus on the AT91RM9200 processor.
|
||||
|
||||
+config AT91_VLIO
|
||||
+ tristate "Versalink LED and GPIO interface"
|
||||
+ depends on ARCH_AT91RM9200 && MACH_VLINK
|
||||
+ default n
|
||||
+ help
|
||||
+ Provides a handler GPIO's in userspace
|
||||
+
|
||||
endmenu
|
||||
|
||||
diff -urN linux-2.6.22.1.old/drivers/char/Makefile linux-2.6.22.1/drivers/char/Makefile
|
||||
--- linux-2.6.22.1.old/drivers/char/Makefile 2007-07-29 06:46:13.000000000 +0200
|
||||
+++ linux-2.6.22.1/drivers/char/Makefile 2007-07-29 07:06:06.000000000 +0200
|
||||
@@ -95,6 +95,7 @@
|
||||
obj-$(CONFIG_TELCLOCK) += tlclk.o
|
||||
obj-$(CONFIG_AT91_SPI) += at91_spi.o
|
||||
obj-$(CONFIG_AT91_SPIDEV) += at91_spidev.o
|
||||
+obj-$(CONFIG_AT91_VLIO) += vlink_giu.o
|
||||
|
||||
obj-$(CONFIG_WATCHDOG) += watchdog/
|
||||
obj-$(CONFIG_MWAVE) += mwave/
|
||||
diff -urN linux-2.6.22.1.old/drivers/char/vlink_giu.c linux-2.6.22.1/drivers/char/vlink_giu.c
|
||||
--- linux-2.6.22.1.old/drivers/char/vlink_giu.c 1970-01-01 01:00:00.000000000 +0100
|
||||
+++ linux-2.6.22.1/drivers/char/vlink_giu.c 2007-07-29 07:06:33.000000000 +0200
|
||||
@@ -0,0 +1,256 @@
|
||||
+/*
|
||||
+ * Driver for FDL Versalink GPIO
|
||||
+ *
|
||||
+ * Copyright (C) 2005 Guthrie Consulting
|
||||
+ * Author: Hamish Guthrie <hamish@prodigi.ch>
|
||||
+ *
|
||||
+ * 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 <linux/module.h>
|
||||
+#include <linux/moduleparam.h>
|
||||
+#include <linux/init.h>
|
||||
+#include <linux/platform_device.h>
|
||||
+
|
||||
+#include <linux/kernel.h>
|
||||
+#include <linux/slab.h>
|
||||
+#include <linux/fs.h>
|
||||
+#include <linux/errno.h>
|
||||
+#include <linux/init.h>
|
||||
+#include <linux/types.h>
|
||||
+#include <linux/proc_fs.h>
|
||||
+#include <linux/fcntl.h>
|
||||
+#include <linux/seq_file.h>
|
||||
+#include <linux/cdev.h>
|
||||
+#include <asm/arch/gpio.h>
|
||||
+#include <asm/uaccess.h>
|
||||
+
|
||||
+static int major; /* default is dynamic major device number */
|
||||
+module_param(major, int, 0);
|
||||
+MODULE_PARM_DESC(major, "Major device number");
|
||||
+
|
||||
+#define VIO_NR_DEVS 96
|
||||
+
|
||||
+struct vio_dev {
|
||||
+ struct cdev cdev;
|
||||
+};
|
||||
+
|
||||
+struct vio_dev *vio_devices;
|
||||
+static struct class *vio_class;
|
||||
+
|
||||
+static ssize_t gpio_read(struct file *file, char __user *buf, size_t len,
|
||||
+ loff_t *ppos)
|
||||
+{
|
||||
+ unsigned int pin;
|
||||
+ int retval;
|
||||
+ char value = '0';
|
||||
+
|
||||
+ pin = iminor(file->f_dentry->d_inode);
|
||||
+
|
||||
+ retval = at91_get_gpio_value(PIN_BASE + pin);
|
||||
+ if (retval < 0)
|
||||
+ return -EFAULT;
|
||||
+
|
||||
+ value = retval + 0x30;
|
||||
+ if (put_user(value, buf))
|
||||
+ return -EFAULT;
|
||||
+
|
||||
+ return 1;
|
||||
+}
|
||||
+
|
||||
+static ssize_t gpio_write(struct file *file, const char __user *data,
|
||||
+ size_t len, loff_t *ppos)
|
||||
+{
|
||||
+ unsigned int pin;
|
||||
+ size_t i;
|
||||
+ char c;
|
||||
+ int retval = 0;
|
||||
+
|
||||
+ pin = iminor(file->f_dentry->d_inode);
|
||||
+
|
||||
+ for (i = 0; i < len; i++) {
|
||||
+ if (get_user(c, data + i))
|
||||
+ return -EFAULT;
|
||||
+
|
||||
+ switch (c) {
|
||||
+ case '0':
|
||||
+ case '1':
|
||||
+ retval = at91_set_gpio_value(PIN_BASE + pin, (int)c - 0x30);
|
||||
+ if (retval < 0)
|
||||
+ return -EFAULT;
|
||||
+ break;
|
||||
+ default:
|
||||
+ break;
|
||||
+ }
|
||||
+
|
||||
+ if (retval < 0)
|
||||
+ break;
|
||||
+ }
|
||||
+
|
||||
+ return i;
|
||||
+}
|
||||
+
|
||||
+static int gpio_open(struct inode *inode, struct file *file)
|
||||
+{
|
||||
+ return nonseekable_open(inode, file);
|
||||
+}
|
||||
+
|
||||
+static int gpio_release(struct inode *inode, struct file *file)
|
||||
+{
|
||||
+ return 0;
|
||||
+}
|
||||
+
|
||||
+static struct file_operations vio_fops = {
|
||||
+ .owner = THIS_MODULE,
|
||||
+ .read = gpio_read,
|
||||
+ .write = gpio_write,
|
||||
+ .open = gpio_open,
|
||||
+ .release = gpio_release,
|
||||
+};
|
||||
+
|
||||
+static void vio_setup_cdev(struct vio_dev *dev, int index)
|
||||
+{
|
||||
+ int err, devno = MKDEV(major, index);
|
||||
+
|
||||
+ cdev_init(&dev->cdev, &vio_fops);
|
||||
+ dev->cdev.owner = THIS_MODULE;
|
||||
+ dev->cdev.ops = &vio_fops;
|
||||
+ err = cdev_add (&dev->cdev, devno, 1);
|
||||
+ if (err)
|
||||
+ printk(KERN_NOTICE "vio: Error %d adding vio%d", err, index);
|
||||
+}
|
||||
+
|
||||
+static int vio_remove(struct platform_device *dev)
|
||||
+{
|
||||
+ int i;
|
||||
+ dev_t devno = MKDEV(major, 0);
|
||||
+
|
||||
+ if (vio_devices) {
|
||||
+ for(i=0; i<VIO_NR_DEVS; i++) {
|
||||
+ int iodev = at91_is_pin_gpio(PIN_BASE + i);
|
||||
+ if (iodev) {
|
||||
+ cdev_del(&vio_devices[i].cdev);
|
||||
+ class_device_destroy(vio_class, MKDEV(major, i));
|
||||
+ }
|
||||
+ }
|
||||
+ kfree(vio_devices);
|
||||
+ }
|
||||
+
|
||||
+ class_destroy(vio_class);
|
||||
+ unregister_chrdev_region(devno, VIO_NR_DEVS);
|
||||
+
|
||||
+ platform_set_drvdata(dev, NULL);
|
||||
+
|
||||
+ return 0;
|
||||
+}
|
||||
+
|
||||
+static int vio_probe(struct platform_device *dev)
|
||||
+{
|
||||
+ int retval, i, j;
|
||||
+ dev_t vdev = 0;
|
||||
+
|
||||
+ if (major) {
|
||||
+ vdev = MKDEV(major, 0);
|
||||
+ retval = register_chrdev_region(vdev, VIO_NR_DEVS, "vio");
|
||||
+ } else {
|
||||
+ retval = alloc_chrdev_region(&vdev, 0, VIO_NR_DEVS, "vio");
|
||||
+ major = MAJOR(vdev);
|
||||
+ }
|
||||
+ if (retval < 0) {
|
||||
+ printk(KERN_WARNING "vio: can't get major %d\n", major);
|
||||
+ return retval;
|
||||
+ }
|
||||
+
|
||||
+ if (major == 0) {
|
||||
+ major = retval;
|
||||
+ printk(KERN_INFO "vio: major number %d\n", major);
|
||||
+ }
|
||||
+
|
||||
+ vio_class = class_create(THIS_MODULE, "vio");
|
||||
+
|
||||
+ if (IS_ERR(vio_class)) {
|
||||
+ printk(KERN_ERR "vio: Error creating vio class\n");
|
||||
+ vio_remove(dev);
|
||||
+ return PTR_ERR(vio_class);
|
||||
+ }
|
||||
+
|
||||
+ vio_devices = kmalloc(VIO_NR_DEVS * sizeof(struct vio_dev), GFP_KERNEL);
|
||||
+ if (!vio_devices) {
|
||||
+ retval = -ENOMEM;
|
||||
+ goto fail;
|
||||
+ }
|
||||
+ memset(vio_devices, 0, VIO_NR_DEVS * sizeof(struct vio_dev));
|
||||
+
|
||||
+ for (i=0; i<VIO_NR_DEVS/32; i++)
|
||||
+ for(j=0; j<32; j++) {
|
||||
+ int iodev = at91_is_pin_gpio(PIN_BASE + i*32 + j);
|
||||
+ if (iodev) {
|
||||
+ vio_setup_cdev(&vio_devices[i*32 + j], i*32 + j);
|
||||
+ class_device_create(vio_class, NULL, MKDEV(major, i*32 + j), NULL,
|
||||
+ "vio%c%d", i + 'A', j);
|
||||
+ }
|
||||
+ }
|
||||
+
|
||||
+ platform_set_drvdata(dev, vio_devices);
|
||||
+
|
||||
+ return 0;
|
||||
+
|
||||
+fail:
|
||||
+ vio_remove(dev);
|
||||
+ return retval;
|
||||
+}
|
||||
+
|
||||
+static struct platform_device *vio_platform_device;
|
||||
+
|
||||
+static struct platform_driver vio_driver = {
|
||||
+ .probe = vio_probe,
|
||||
+ .remove = vio_remove,
|
||||
+ .driver = {
|
||||
+ .name = "vio",
|
||||
+ .owner = THIS_MODULE,
|
||||
+ },
|
||||
+};
|
||||
+
|
||||
+static int __init vio_init(void)
|
||||
+{
|
||||
+ int retval;
|
||||
+
|
||||
+ vio_platform_device = platform_device_register_simple("vio", -1, NULL, 0);
|
||||
+ if (IS_ERR(vio_platform_device)) {
|
||||
+ printk(KERN_WARNING "vio: device registration failed\n");
|
||||
+ return PTR_ERR(vio_platform_device);
|
||||
+ }
|
||||
+
|
||||
+ retval = platform_driver_register(&vio_driver);
|
||||
+ if (retval < 0) {
|
||||
+ printk(KERN_WARNING "vio: driver registration failed\n");
|
||||
+ platform_device_unregister(vio_platform_device);
|
||||
+ }
|
||||
+
|
||||
+ return retval;
|
||||
+}
|
||||
+
|
||||
+static void __exit vio_exit(void)
|
||||
+{
|
||||
+ platform_driver_unregister(&vio_driver);
|
||||
+ platform_device_unregister(vio_platform_device);
|
||||
+}
|
||||
+
|
||||
+module_init(vio_init);
|
||||
+module_exit(vio_exit);
|
||||
+
|
||||
+MODULE_AUTHOR("Hamish Guthrie <hamish@prodigi.ch>");
|
||||
+MODULE_DESCRIPTION("FDL Versalink GPIO Driver");
|
||||
+MODULE_LICENSE("GPL");
|
||||
@ -0,0 +1,39 @@
|
||||
diff -urN linux-2.6.22.1.old/drivers/mtd/devices/at91_dataflash.c linux-2.6.22.1/drivers/mtd/devices/at91_dataflash.c
|
||||
--- linux-2.6.22.1.old/drivers/mtd/devices/at91_dataflash.c 2007-07-29 07:50:05.000000000 +0200
|
||||
+++ linux-2.6.22.1/drivers/mtd/devices/at91_dataflash.c 2007-07-29 07:56:11.000000000 +0200
|
||||
@@ -173,7 +173,7 @@
|
||||
};
|
||||
#endif
|
||||
|
||||
-static const char *part_probes[] = { "cmdlinepart", NULL, };
|
||||
+static const char *part_probes[] = { "cmdlinepart", "at91part", NULL, };
|
||||
|
||||
#endif
|
||||
|
||||
diff -urN linux-2.6.22.1.old/drivers/mtd/Kconfig linux-2.6.22.1/drivers/mtd/Kconfig
|
||||
--- linux-2.6.22.1.old/drivers/mtd/Kconfig 2007-07-29 07:54:27.000000000 +0200
|
||||
+++ linux-2.6.22.1/drivers/mtd/Kconfig 2007-07-29 07:55:21.000000000 +0200
|
||||
@@ -160,6 +160,12 @@
|
||||
for your particular device. It won't happen automatically. The
|
||||
'armflash' map driver (CONFIG_MTD_ARMFLASH) does this, for example.
|
||||
|
||||
+config MTD_AT91_PARTS
|
||||
+ tristate "Atmel AT91 partitioning support"
|
||||
+ depends on MTD_PARTITIONS && ARCH_AT91RM9200 && AT91_SPI
|
||||
+ ---help---
|
||||
+ Atmel AT91 partitioning support
|
||||
+
|
||||
comment "User Modules And Translation Layers"
|
||||
|
||||
config MTD_CHAR
|
||||
diff -urN linux-2.6.22.1.old/drivers/mtd/Makefile linux-2.6.22.1/drivers/mtd/Makefile
|
||||
--- linux-2.6.22.1.old/drivers/mtd/Makefile 2007-07-10 20:56:30.000000000 +0200
|
||||
+++ linux-2.6.22.1/drivers/mtd/Makefile 2007-07-29 07:55:39.000000000 +0200
|
||||
@@ -11,6 +11,7 @@
|
||||
obj-$(CONFIG_MTD_REDBOOT_PARTS) += redboot.o
|
||||
obj-$(CONFIG_MTD_CMDLINE_PARTS) += cmdlinepart.o
|
||||
obj-$(CONFIG_MTD_AFS_PARTS) += afs.o
|
||||
+obj-$(CONFIG_MTD_AT91_PARTS) += at91part.o
|
||||
|
||||
# 'Users' - code which presents functionality to userspace.
|
||||
obj-$(CONFIG_MTD_CHAR) += mtdchar.o
|
||||
@ -0,0 +1,160 @@
|
||||
--- linux-2.6.21.1.orig/drivers/serial/atmel_serial.c 2007-05-28 12:22:29.000000000 +0200
|
||||
+++ linux-2.6.21.1/drivers/serial/atmel_serial.c 2007-05-28 16:39:09.000000000 +0200
|
||||
@@ -174,7 +174,35 @@
|
||||
at91_set_gpio_value(AT91_PIN_PA21, 0);
|
||||
else
|
||||
at91_set_gpio_value(AT91_PIN_PA21, 1);
|
||||
+
|
||||
+ /*
|
||||
+ * FDL VersaLink adds GPIOS to provide full modem control on
|
||||
+ * USART 0 - Drive DTR and RI pins manually
|
||||
+ */
|
||||
+ if (mctrl & TIOCM_DTR)
|
||||
+ at91_set_gpio_value(AT91_PIN_PB6, 0);
|
||||
+ else
|
||||
+ at91_set_gpio_value(AT91_PIN_PB6, 1);
|
||||
+ if (mctrl & TIOCM_RI)
|
||||
+ at91_set_gpio_value(AT91_PIN_PB7, 0);
|
||||
+ else
|
||||
+ at91_set_gpio_value(AT91_PIN_PB7, 1);
|
||||
}
|
||||
+
|
||||
+ /*
|
||||
+ * FDL VersaLink adds GPIOS to provide full modem control on
|
||||
+ * USART 3 - Drive DTR and RI pins manually
|
||||
+ */
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US3) {
|
||||
+ if (mctrl & TIOCM_DTR)
|
||||
+ at91_set_gpio_value(AT91_PIN_PB29, 0);
|
||||
+ else
|
||||
+ at91_set_gpio_value(AT91_PIN_PB29, 1);
|
||||
+ if (mctrl & TIOCM_RI)
|
||||
+ at91_set_gpio_value(AT91_PIN_PB2, 0);
|
||||
+ else
|
||||
+ at91_set_gpio_value(AT91_PIN_PB2, 1);
|
||||
+ }
|
||||
}
|
||||
#endif
|
||||
|
||||
@@ -211,8 +239,10 @@
|
||||
/*
|
||||
* The control signals are active low.
|
||||
*/
|
||||
- if (!(status & ATMEL_US_DCD))
|
||||
- ret |= TIOCM_CD;
|
||||
+
|
||||
+ if (!(port->mapbase == AT91RM9200_BASE_US0 || port->mapbase == AT91RM9200_BASE_US3))
|
||||
+ if (!(status & ATMEL_US_DCD))
|
||||
+ ret |= TIOCM_CD;
|
||||
if (!(status & ATMEL_US_CTS))
|
||||
ret |= TIOCM_CTS;
|
||||
if (!(status & ATMEL_US_DSR))
|
||||
@@ -220,6 +250,16 @@
|
||||
if (!(status & ATMEL_US_RI))
|
||||
ret |= TIOCM_RI;
|
||||
|
||||
+ /*
|
||||
+ * Read the GPIO's for the FDL VersaLink special case
|
||||
+ */
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US0)
|
||||
+ if (!(at91_get_gpio_value(AT91_PIN_PA19)))
|
||||
+ ret |= TIOCM_CD;
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US3)
|
||||
+ if (!(at91_get_gpio_value(AT91_PIN_PA24)))
|
||||
+ ret |= TIOCM_CD;
|
||||
+
|
||||
return ret;
|
||||
}
|
||||
|
||||
@@ -511,6 +551,34 @@
|
||||
}
|
||||
|
||||
/*
|
||||
+ * USART0 DCD Interrupt handler
|
||||
+ */
|
||||
+
|
||||
+static irqreturn_t atmel_u0_DCD_interrupt(int irq, void *dev_id)
|
||||
+{
|
||||
+ struct uart_port *port = dev_id;
|
||||
+ int status = at91_get_gpio_value(irq);
|
||||
+
|
||||
+ uart_handle_dcd_change(port, !(status));
|
||||
+
|
||||
+ return IRQ_HANDLED;
|
||||
+}
|
||||
+
|
||||
+/*
|
||||
+ * USART3 DCD Interrupt handler
|
||||
+ */
|
||||
+
|
||||
+static irqreturn_t atmel_u3_DCD_interrupt(int irq, void *dev_id)
|
||||
+{
|
||||
+ struct uart_port *port = dev_id;
|
||||
+ int status = at91_get_gpio_value(irq);
|
||||
+
|
||||
+ uart_handle_dcd_change(port, !(status));
|
||||
+
|
||||
+ return IRQ_HANDLED;
|
||||
+}
|
||||
+
|
||||
+/*
|
||||
* Interrupt handler
|
||||
*/
|
||||
static irqreturn_t atmel_interrupt(int irq, void *dev_id)
|
||||
@@ -587,6 +655,23 @@
|
||||
return retval;
|
||||
}
|
||||
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US0) {
|
||||
+ retval = request_irq(AT91_PIN_PA19, atmel_u0_DCD_interrupt, 0, "atmel_serial", port);
|
||||
+ if (retval) {
|
||||
+ printk("atmel_serial: atmel_startup - Can't get u0DCD irq\n");
|
||||
+ free_irq(port->irq, port);
|
||||
+ return retval;
|
||||
+ }
|
||||
+ }
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US3) {
|
||||
+ retval = request_irq(AT91_PIN_PA24, atmel_u3_DCD_interrupt, 0, "atmel_serial", port);
|
||||
+ if (retval) {
|
||||
+ printk("atmel_serial: atmel_startup - Can't get u3DCD irq\n");
|
||||
+ free_irq(port->irq, port);
|
||||
+ return retval;
|
||||
+ }
|
||||
+ }
|
||||
+
|
||||
/*
|
||||
* Initialize DMA (if necessary)
|
||||
*/
|
||||
@@ -603,6 +688,10 @@
|
||||
kfree(atmel_port->pdc_rx[0].buf);
|
||||
}
|
||||
free_irq(port->irq, port);
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US0)
|
||||
+ free_irq(AT91_PIN_PA19, port);
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US3)
|
||||
+ free_irq(AT91_PIN_PA24, port);
|
||||
return -ENOMEM;
|
||||
}
|
||||
pdc->dma_addr = dma_map_single(port->dev, pdc->buf, PDC_BUFFER_SIZE, DMA_FROM_DEVICE);
|
||||
@@ -636,6 +725,10 @@
|
||||
retval = atmel_open_hook(port);
|
||||
if (retval) {
|
||||
free_irq(port->irq, port);
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US0)
|
||||
+ free_irq(AT91_PIN_PA19, port);
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US3)
|
||||
+ free_irq(AT91_PIN_PA24, port);
|
||||
return retval;
|
||||
}
|
||||
}
|
||||
@@ -701,6 +794,10 @@
|
||||
* Free the interrupt
|
||||
*/
|
||||
free_irq(port->irq, port);
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US0)
|
||||
+ free_irq(AT91_PIN_PA19, port);
|
||||
+ if (port->mapbase == AT91RM9200_BASE_US3)
|
||||
+ free_irq(AT91_PIN_PA24, port);
|
||||
|
||||
/*
|
||||
* If there is a specific "close" function (to unregister
|
||||
@ -0,0 +1,27 @@
|
||||
diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/at91rm9200_devices.c linux-2.6.22.1/arch/arm/mach-at91/at91rm9200_devices.c
|
||||
--- linux-2.6.22.1.old/arch/arm/mach-at91/at91rm9200_devices.c 2007-07-29 06:46:13.000000000 +0200
|
||||
+++ linux-2.6.22.1/arch/arm/mach-at91/at91rm9200_devices.c 2007-07-29 07:23:35.000000000 +0200
|
||||
@@ -721,6 +721,10 @@
|
||||
* We need to drive the pin manually. Default is off (RTS is active low).
|
||||
*/
|
||||
at91_set_gpio_output(AT91_PIN_PA21, 1);
|
||||
+ at91_set_gpio_output(AT91_PIN_PB6, 1); /* DTR0 */
|
||||
+ at91_set_gpio_output(AT91_PIN_PB7, 1); /* RI0 */
|
||||
+ at91_set_gpio_input(AT91_PIN_PA19, 1); /* DCD0 */
|
||||
+ at91_set_deglitch(AT91_PIN_PA19, 1);
|
||||
}
|
||||
|
||||
static struct resource uart1_resources[] = {
|
||||
@@ -832,6 +836,12 @@
|
||||
{
|
||||
at91_set_B_periph(AT91_PIN_PA5, 1); /* TXD3 */
|
||||
at91_set_B_periph(AT91_PIN_PA6, 0); /* RXD3 */
|
||||
+ at91_set_B_periph(AT91_PIN_PB0, 0); /* RTS3 */
|
||||
+ at91_set_B_periph(AT91_PIN_PB1, 0); /* CTS3 */
|
||||
+ at91_set_gpio_output(AT91_PIN_PB29, 1); /* DTR0 */
|
||||
+ at91_set_gpio_output(AT91_PIN_PB2, 1); /* RI0 */
|
||||
+ at91_set_gpio_input(AT91_PIN_PA24, 1); /* DCD0 */
|
||||
+ at91_set_deglitch(AT91_PIN_PA24, 1);
|
||||
}
|
||||
|
||||
struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
|
||||
@ -0,0 +1,28 @@
|
||||
--- linux-2.6.21.1/drivers/net/arm/at91_ether.c.old 2007-06-04 18:15:49.000000000 +0200
|
||||
+++ linux-2.6.21.1/drivers/net/arm/at91_ether.c 2007-06-04 18:10:36.000000000 +0200
|
||||
@@ -146,6 +146,7 @@
|
||||
struct at91_private *lp = netdev_priv(dev);
|
||||
unsigned int bmsr, bmcr, lpa, mac_cfg;
|
||||
unsigned int speed, duplex;
|
||||
+ unsigned long timeout = jiffies + HZ;
|
||||
|
||||
if (!mii_link_ok(&lp->mii)) { /* no link */
|
||||
netif_carrier_off(dev);
|
||||
@@ -158,8 +159,15 @@
|
||||
read_phy(lp->phy_address, MII_BMSR, &bmsr);
|
||||
read_phy(lp->phy_address, MII_BMCR, &bmcr);
|
||||
if (bmcr & BMCR_ANENABLE) { /* AutoNegotiation is enabled */
|
||||
- if (!(bmsr & BMSR_ANEGCOMPLETE))
|
||||
- return; /* Do nothing - another interrupt generated when negotiation complete */
|
||||
+ while (!(bmsr & BMSR_ANEGCOMPLETE)) {
|
||||
+ if (time_after(jiffies, timeout)) {
|
||||
+ printk("at91_ether: Auto-negotiate timeout\n");
|
||||
+ return;
|
||||
+ }
|
||||
+ read_phy(lp->phy_address, MII_BMSR, &bmsr);
|
||||
+ read_phy(lp->phy_address, MII_BMCR, &bmcr);
|
||||
+ cpu_relax();
|
||||
+ }
|
||||
|
||||
read_phy(lp->phy_address, MII_LPA, &lpa);
|
||||
if ((lpa & LPA_100FULL) || (lpa & LPA_100HALF)) speed = SPEED_100;
|
||||
@ -0,0 +1,19 @@
|
||||
diff -urN linux-2.6.22.1.old/drivers/mtd/devices/at91_dataflash.c linux-2.6.22.1/drivers/mtd/devices/at91_dataflash.c
|
||||
--- linux-2.6.22.1.old/drivers/mtd/devices/at91_dataflash.c 2007-07-29 07:18:10.000000000 +0200
|
||||
+++ linux-2.6.22.1/drivers/mtd/devices/at91_dataflash.c 2007-07-29 07:32:52.000000000 +0200
|
||||
@@ -161,12 +161,12 @@
|
||||
.mask_flags = MTD_WRITEABLE, /* read-only */
|
||||
},
|
||||
{
|
||||
- .name = "kernel",
|
||||
+ .name = "knlroot",
|
||||
.offset = MTDPART_OFS_NXTBLK,
|
||||
- .size = 5 * 32 * 8 * 1056, /* 5 sectors */
|
||||
+ .size = 0x320400,
|
||||
},
|
||||
{
|
||||
- .name = "filesystem",
|
||||
+ .name = "jffs2",
|
||||
.offset = MTDPART_OFS_NXTBLK,
|
||||
.size = MTDPART_SIZ_FULL, /* rest = 26 sectors */
|
||||
}
|
||||
Loading…
Reference in New Issue