mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
synced 2025-11-16 12:34:45 +00:00
20e2f4722a
Add "(void) param;" annotation to address unused parameter warnings. Found with GCC's warning -Wunused-parameter.
143 lines
3.7 KiB
C
143 lines
3.7 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/*
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* Copyright (c) 2013 embedded brains GmbH & Co. KG
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <bsp.h>
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#include <bsp/bootcard.h>
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#include <bsp/irq-generic.h>
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#include <bsp/fdt.h>
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#include <bsp/linker-symbols.h>
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#include <bsp/i2c.h>
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#include <rtems/sysinit.h>
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#include "bsp-soc-detect.h"
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#include <arm/ti/ti_pinmux.h>
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#include <ofw/ofw.h>
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#include <bsp/i2c.h>
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#include <string.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include "bspdebug.h"
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void bsp_start(void)
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{
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const char *type;
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bsp_soc_detect();
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switch (ti_chip()) {
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case CHIP_AM335X:
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type = "am335x-based";
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break;
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case CHIP_OMAP_3:
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type = "dm3730-based";
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break;
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default:
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type = "Unknown SOC";
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break;
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}
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bsp_interrupt_initialize();
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printk("\nRTEMS Beagleboard: %s\n", type);
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printk(" ARM Debug: 0x%08x\n", (intptr_t) bbb_arm_debug_registers());
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rtems_cache_coherent_add_area(
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bsp_section_nocacheheap_begin,
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(uintptr_t) bsp_section_nocacheheap_size
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);
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}
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uint32_t bsp_fdt_map_intr(const uint32_t *intr, size_t icells)
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{
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(void) icells;
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return intr[0];
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}
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static void traverse_fdt_nodes( phandle_t node )
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{
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for (node = rtems_ofw_child(node); node != 0; node = rtems_ofw_peer(node)) {
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traverse_fdt_nodes(node);
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if (!rtems_ofw_node_status(node))
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continue;
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/*
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* Put all driver initialization functions here
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*/
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beagle_pinmux_init(node);
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beagle_i2c_init(node);
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}
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}
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static void bbb_drivers_initialize(void)
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{
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phandle_t node = rtems_ofw_peer(0);
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traverse_fdt_nodes(node);
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}
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int beagle_get_node_unit(phandle_t node)
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{
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char name[30];
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char prop[30];
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char prop_val[30];
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static int unit;
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phandle_t aliases;
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int rv;
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int i;
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rv = rtems_ofw_get_prop(node, "name", name, sizeof(name));
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if (rv <= 0)
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return unit++;
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aliases = rtems_ofw_find_device("/aliases");
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rv = rtems_ofw_next_prop(aliases, NULL, &prop[0], sizeof(prop));
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while (rv > 0) {
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rv = rtems_ofw_get_prop(aliases, prop, prop_val, sizeof(prop_val));
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if (strstr(prop_val, name) != NULL) {
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for (i = strlen(prop) - 1; i >= 0; i--) {
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if (!isdigit((int)prop[i]))
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break;
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}
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return strtol(&prop[i + 1], NULL, 10);
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}
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rv = rtems_ofw_next_prop(aliases, prop, prop, sizeof(prop));
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}
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return unit++;
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}
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RTEMS_SYSINIT_ITEM(
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bbb_drivers_initialize,
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RTEMS_SYSINIT_BSP_PRE_DRIVERS,
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RTEMS_SYSINIT_ORDER_LAST
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);
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