From 99648958668d3a33ee57974479b36201fe303f34 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Fri, 20 Apr 2018 10:35:35 +0200 Subject: bsps: Move startup files to bsps Adjust build support files to new directory layout. This patch is a part of the BSP source reorganization. Update #3285. --- c/src/lib/libbsp/arm/imx/Makefile.am | 18 +- c/src/lib/libbsp/arm/imx/startup/bsp_specs | 9 - c/src/lib/libbsp/arm/imx/startup/bspreset.c | 33 -- c/src/lib/libbsp/arm/imx/startup/bspsmp.c | 47 --- c/src/lib/libbsp/arm/imx/startup/bspstart.c | 92 ----- c/src/lib/libbsp/arm/imx/startup/bspstarthooks.c | 67 ---- c/src/lib/libbsp/arm/imx/startup/ccm.c | 33 -- c/src/lib/libbsp/arm/imx/startup/imx_iomux.c | 424 ----------------------- c/src/lib/libbsp/arm/imx/startup/linkcmds.imx7 | 37 -- 9 files changed, 9 insertions(+), 751 deletions(-) delete mode 100644 c/src/lib/libbsp/arm/imx/startup/bsp_specs delete mode 100644 c/src/lib/libbsp/arm/imx/startup/bspreset.c delete mode 100644 c/src/lib/libbsp/arm/imx/startup/bspsmp.c delete mode 100644 c/src/lib/libbsp/arm/imx/startup/bspstart.c delete mode 100644 c/src/lib/libbsp/arm/imx/startup/bspstarthooks.c delete mode 100644 c/src/lib/libbsp/arm/imx/startup/ccm.c delete mode 100644 c/src/lib/libbsp/arm/imx/startup/imx_iomux.c delete mode 100644 c/src/lib/libbsp/arm/imx/startup/linkcmds.imx7 (limited to 'c/src/lib/libbsp/arm/imx') diff --git a/c/src/lib/libbsp/arm/imx/Makefile.am b/c/src/lib/libbsp/arm/imx/Makefile.am index 0dc1b30f96..b1dd9067ef 100644 --- a/c/src/lib/libbsp/arm/imx/Makefile.am +++ b/c/src/lib/libbsp/arm/imx/Makefile.am @@ -3,7 +3,7 @@ ACLOCAL_AMFLAGS = -I ../../../../aclocal include $(top_srcdir)/../../../../automake/compile.am include $(top_srcdir)/../../bsp.am -dist_project_lib_DATA = startup/bsp_specs +dist_project_lib_DATA = ../../../../../../bsps/arm/imx/start/bsp_specs ############################################################################### # Header # @@ -18,7 +18,7 @@ start.$(OBJEXT): ../../../../../../bsps/arm/shared/start/start.S project_lib_DATA = start.$(OBJEXT) project_lib_DATA += linkcmds -dist_project_lib_DATA += startup/linkcmds.imx7 +dist_project_lib_DATA += ../../../../../../bsps/arm/imx/start/linkcmds.imx7 ############################################################################### # LibBSP # @@ -37,18 +37,18 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/sbrk.c librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/btimer/btimer-stub.c librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bsp-fdt.c librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/stackalloc.c -librtemsbsp_a_SOURCES += ../shared/startup/bsp-start-memcpy.S +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/shared/start/bsp-start-memcpy.S librtemsbsp_a_SOURCES += ../shared/arm-cp15-set-exception-handler.c librtemsbsp_a_SOURCES += ../shared/arm-cp15-set-ttb-entries.c # Startup -librtemsbsp_a_SOURCES += startup/bspreset.c -librtemsbsp_a_SOURCES += startup/bspstart.c -librtemsbsp_a_SOURCES += startup/ccm.c -librtemsbsp_a_SOURCES += startup/imx_iomux.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/imx/start/bspreset.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/imx/start/bspstart.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/imx/start/ccm.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/imx/start/imx_iomux.c if HAS_SMP librtemsbsp_a_SOURCES += ../shared/arm-a9mpcore-smp.c -librtemsbsp_a_SOURCES += startup/bspsmp.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/imx/start/bspsmp.c endif # IRQ @@ -72,7 +72,7 @@ librtemsbsp_a_SOURCES += i2c/imx-i2c.c librtemsbsp_a_SOURCES += spi/imx-ecspi.c # Start hooks -librtemsbsp_a_SOURCES += startup/bspstarthooks.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/imx/start/bspstarthooks.c ############################################################################### # Special Rules # diff --git a/c/src/lib/libbsp/arm/imx/startup/bsp_specs b/c/src/lib/libbsp/arm/imx/startup/bsp_specs deleted file mode 100644 index 47dd31d46b..0000000000 --- a/c/src/lib/libbsp/arm/imx/startup/bsp_specs +++ /dev/null @@ -1,9 +0,0 @@ -%rename endfile old_endfile -%rename startfile old_startfile - -*startfile: -%{!qrtems: %(old_startfile)} \ -%{!nostdlib: %{qrtems: crti.o%s crtbegin.o%s}} - -*endfile: -%{!qrtems: %(old_endfiles)} %{qrtems: crtend.o%s crtn.o%s} diff --git a/c/src/lib/libbsp/arm/imx/startup/bspreset.c b/c/src/lib/libbsp/arm/imx/startup/bspreset.c deleted file mode 100644 index c3c9f69566..0000000000 --- a/c/src/lib/libbsp/arm/imx/startup/bspreset.c +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright (c) 2017 embedded brains GmbH. All rights reserved. - * - * embedded brains GmbH - * Dornierstr. 4 - * 82178 Puchheim - * Germany - * - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#include -#include -#include - -void bsp_reset(void) -{ - volatile uint16_t *pcr; - - imx_uart_console_drain(); - - pcr = (volatile uint16_t *) 0x30280000; - *pcr = WDOG_CR_WDE; - *pcr = WDOG_CR_WDE; - *pcr = WDOG_CR_WDE; - - while (true) { - /* Wait */ - } -} diff --git a/c/src/lib/libbsp/arm/imx/startup/bspsmp.c b/c/src/lib/libbsp/arm/imx/startup/bspsmp.c deleted file mode 100644 index 51c7aef12a..0000000000 --- a/c/src/lib/libbsp/arm/imx/startup/bspsmp.c +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Copyright (c) 2017 embedded brains GmbH. All rights reserved. - * - * embedded brains GmbH - * Dornierstr. 4 - * 82178 Puchheim - * Germany - * - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#include - -#include -#include - -#include - -bool _CPU_SMP_Start_processor(uint32_t cpu_index) -{ - bool started; - - if (cpu_index == 1) { - volatile imx_src *src = (volatile imx_src *) 0x30390000; - volatile imx_gpc *gpc = (volatile imx_gpc *) 0x303a0000; - - src->gpr3 = (uint32_t) _start; - gpc->pgc_a7core0_ctrl |= IMX_GPC_PGC_CTRL_PCR; - gpc->cpu_pgc_sw_pup_req |= IMX_GPC_CPU_PGC_CORE1_A7; - - while ((gpc->cpu_pgc_pup_status1 & IMX_GPC_CPU_PGC_CORE1_A7) != 0) { - /* Wait */ - } - - gpc->pgc_a7core0_ctrl &= ~IMX_GPC_PGC_CTRL_PCR; - src->a7rcr1 |= IMX_SRC_A7RCR1_A7_CORE1_ENABLE; - - started = true; - } else { - started = false; - } - - return started; -} diff --git a/c/src/lib/libbsp/arm/imx/startup/bspstart.c b/c/src/lib/libbsp/arm/imx/startup/bspstart.c deleted file mode 100644 index 046336655b..0000000000 --- a/c/src/lib/libbsp/arm/imx/startup/bspstart.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Copyright (c) 2017 embedded brains GmbH. All rights reserved. - * - * embedded brains GmbH - * Dornierstr. 4 - * 82178 Puchheim - * Germany - * - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#include -#include -#include -#include -#include -#include - -#include - -#define MAGIC_IRQ_OFFSET 32 - -void *imx_get_reg_of_node(const void *fdt, int node) -{ - int len; - const uint32_t *val; - - val = fdt_getprop(fdt, node, "reg", &len); - if (val == NULL || len < 4) { - return NULL; - } - - return (void *) fdt32_to_cpu(val[0]); -} - -rtems_vector_number imx_get_irq_of_node( - const void *fdt, - int node, - size_t index -) -{ - int len; - const uint32_t *val; - - val = fdt_getprop(fdt, node, "interrupts", &len); - if (val == NULL || len < (int) ((index + 1) * 12)) { - return UINT32_MAX; - } - - return fdt32_to_cpu(val[index * 3 + 1]) + MAGIC_IRQ_OFFSET; -} - -uint32_t bsp_fdt_map_intr(const uint32_t *intr, size_t icells) -{ - return intr[1] + MAGIC_IRQ_OFFSET; -} - -void arm_generic_timer_get_config( - uint32_t *frequency, - uint32_t *irq -) -{ - const void *fdt; - int node; - int len; - const uint32_t *val; - - fdt = bsp_fdt_get(); - node = fdt_path_offset(fdt, "/timer"); - - val = fdt_getprop(fdt, node, "clock-frequency", &len); - if (val != NULL && len >= 4) { - *frequency = fdt32_to_cpu(val[0]); - } else { - bsp_fatal(IMX_FATAL_GENERIC_TIMER_FREQUENCY); - } - - /* FIXME: Figure out how Linux gets a proper IRQ number */ - *irq = imx_get_irq_of_node(fdt, node, 0) - 16; -} - -void bsp_start(void) -{ - bsp_interrupt_initialize(); - rtems_cache_coherent_add_area( - bsp_section_nocacheheap_begin, - (uintptr_t) bsp_section_nocacheheap_size - ); -} diff --git a/c/src/lib/libbsp/arm/imx/startup/bspstarthooks.c b/c/src/lib/libbsp/arm/imx/startup/bspstarthooks.c deleted file mode 100644 index c75b03415b..0000000000 --- a/c/src/lib/libbsp/arm/imx/startup/bspstarthooks.c +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Copyright (c) 2013, 2017 embedded brains GmbH. All rights reserved. - * - * embedded brains GmbH - * Dornierstr. 4 - * 82178 Puchheim - * Germany - * - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#define ARM_CP15_TEXT_SECTION BSP_START_TEXT_SECTION - -#include -#include -#include -#include - -BSP_START_DATA_SECTION static const arm_cp15_start_section_config -imx_mmu_config_table[] = { - ARMV7_CP15_START_DEFAULT_SECTIONS, - { - .begin = 0x07000000U, - .end = 0x70000000U, - .flags = ARMV7_MMU_DEVICE - } -}; - -BSP_START_TEXT_SECTION static void setup_mmu_and_cache(void) -{ - uint32_t ctrl = arm_cp15_start_setup_mmu_and_cache( - ARM_CP15_CTRL_A, - ARM_CP15_CTRL_AFE | ARM_CP15_CTRL_Z - ); - - arm_cp15_start_setup_translation_table_and_enable_mmu_and_cache( - ctrl, - (uint32_t *) bsp_translation_table_base, - ARM_MMU_DEFAULT_CLIENT_DOMAIN, - &imx_mmu_config_table[0], - RTEMS_ARRAY_SIZE(imx_mmu_config_table) - ); -} - -BSP_START_TEXT_SECTION void bsp_start_hook_0(void) -{ -#ifdef RTEMS_SMP - uint32_t cpu_id = arm_cortex_a9_get_multiprocessor_cpu_id(); - - arm_a9mpcore_start_enable_smp_in_auxiliary_control(); - - if (cpu_id != 0) { - arm_a9mpcore_start_on_secondary_processor(); - } -#endif -} - -BSP_START_TEXT_SECTION void bsp_start_hook_1(void) -{ - arm_a9mpcore_start_set_vector_base(); - bsp_start_copy_sections(); - setup_mmu_and_cache(); - bsp_start_clear_bss(); -} diff --git a/c/src/lib/libbsp/arm/imx/startup/ccm.c b/c/src/lib/libbsp/arm/imx/startup/ccm.c deleted file mode 100644 index bbb72db639..0000000000 --- a/c/src/lib/libbsp/arm/imx/startup/ccm.c +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright (c) 2017 embedded brains GmbH. All rights reserved. - * - * embedded brains GmbH - * Dornierstr. 4 - * 82178 Puchheim - * Germany - * - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#include -#include - -#include - -uint32_t imx_ccm_ipg_hz(void) -{ - return IMX_CCM_IPG_HZ; -} - -uint32_t imx_ccm_uart_hz(void) -{ - return IMX_CCM_UART_HZ; -} - -uint32_t imx_ccm_ahb_hz(void) -{ - return IMX_CCM_AHB_HZ; -} diff --git a/c/src/lib/libbsp/arm/imx/startup/imx_iomux.c b/c/src/lib/libbsp/arm/imx/startup/imx_iomux.c deleted file mode 100644 index cd4591fa6f..0000000000 --- a/c/src/lib/libbsp/arm/imx/startup/imx_iomux.c +++ /dev/null @@ -1,424 +0,0 @@ -/*- - * Copyright (c) 2014 Ian Lepore - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $FreeBSD: head/sys/arm/freescale/imx/imx_iomux.c 321938 2017-08-02 18:28:06Z ian $ - */ - -/* - * Pin mux and pad control driver for imx5 and imx6. - * - * This driver implements the fdt_pinctrl interface for configuring the gpio and - * peripheral pins based on fdt configuration data. - * - * When the driver attaches, it walks the entire fdt tree and automatically - * configures the pins for each device which has a pinctrl-0 property and whose - * status is "okay". In addition it implements the fdt_pinctrl_configure() - * method which any other driver can call at any time to reconfigure its pins. - * - * The nature of the fsl,pins property in fdt data makes this driver's job very - * easy. Instead of representing each pin and pad configuration using symbolic - * properties such as pullup-enable="true" and so on, the data simply contains - * the addresses of the registers that control the pins, and the raw values to - * store in those registers. - * - * The imx5 and imx6 SoCs also have a small number of "general purpose - * registers" in the iomuxc device which are used to control an assortment - * of completely unrelated aspects of SoC behavior. This driver provides other - * drivers with direct access to those registers via simple accessor functions. - */ - -#include -#ifndef __rtems__ -#include -#include -#include -#include -#include -#include - -#include - -#include -#include -#include -#include -#endif /* __rtems__ */ - -#include -#ifndef __rtems__ -#include -#else /* __rtems__ */ -#include -#include -#include -#include -#include -#include - -typedef size_t bus_size_t; -typedef int phandle_t; -#endif /* __rtems__ */ - -struct iomux_softc { -#ifndef __rtems__ - device_t dev; - struct resource *mem_res; - u_int last_gpregaddr; -#else /* __rtems__ */ - volatile uint32_t *regs; -#endif /* __rtems__ */ -}; - -#ifndef __rtems__ -static struct iomux_softc *iomux_sc; - -static struct ofw_compat_data compat_data[] = { - {"fsl,imx6dl-iomuxc", true}, - {"fsl,imx6q-iomuxc", true}, - {"fsl,imx6sl-iomuxc", true}, - {"fsl,imx6ul-iomuxc", true}, - {"fsl,imx6sx-iomuxc", true}, - {"fsl,imx53-iomuxc", true}, - {"fsl,imx51-iomuxc", true}, - {NULL, false}, -}; -#else /* __rtems__ */ -static struct iomux_softc iomux_sc_instance; - -#define iomux_sc (&iomux_sc_instance); - -static void -imx_iomux_init(void) -{ - const void *fdt; - int node; - struct iomux_softc *sc; - - fdt = bsp_fdt_get(); - node = fdt_node_offset_by_compatible(fdt, -1, "fsl,imx7d-iomuxc"); - sc = iomux_sc; - sc->regs = imx_get_reg_of_node(fdt, node); -} - -RTEMS_SYSINIT_ITEM(imx_iomux_init, RTEMS_SYSINIT_BSP_START, - RTEMS_SYSINIT_ORDER_MIDDLE); - -#define OF_node_from_xref(phandle) fdt_node_offset_by_phandle(fdt, phandle) - -static int -imx_iomux_getencprop_alloc(const char *fdt, int node, const char *name, - size_t elsz, void **buf) -{ - int len; - const uint32_t *val; - int i; - uint32_t *cell; - - val = fdt_getprop(fdt, node, "fsl,pins", &len); - if (val == NULL || len < 0 || len % elsz != 0) { - return (-1); - } - - cell = malloc((size_t)len); - *buf = cell; - if (cell == NULL) { - return (-1); - } - - for (i = 0; i < len / 4; ++i) { - cell[i] = fdt32_to_cpu(val[i]); - } - - return (len / (int)elsz); -} - -#define OF_getencprop_alloc(node, name, elsz, buf) \ - imx_iomux_getencprop_alloc(fdt, node, name, elsz, buf) - -#define OF_prop_free(buf) free(buf) -#endif /* __rtems__ */ - -/* - * Each tuple in an fsl,pins property contains these fields. - */ -struct pincfg { - uint32_t mux_reg; - uint32_t padconf_reg; - uint32_t input_reg; - uint32_t mux_val; - uint32_t input_val; - uint32_t padconf_val; -}; - -#define PADCONF_NONE (1U << 31) /* Do not configure pad. */ -#define PADCONF_SION (1U << 30) /* Force SION bit in mux register. */ -#define PADMUX_SION (1U << 4) /* The SION bit in the mux register. */ - -static inline uint32_t -RD4(struct iomux_softc *sc, bus_size_t off) -{ - -#ifndef __rtems__ - return (bus_read_4(sc->mem_res, off)); -#else /* __rtems__ */ - return (sc->regs[off / 4]); -#endif /* __rtems__ */ -} - -static inline void -WR4(struct iomux_softc *sc, bus_size_t off, uint32_t val) -{ - -#ifndef __rtems__ - bus_write_4(sc->mem_res, off, val); -#else /* __rtems__ */ - sc->regs[off / 4] = val; -#endif /* __rtems__ */ -} - -static void -iomux_configure_input(struct iomux_softc *sc, uint32_t reg, uint32_t val) -{ - u_int select, mask, shift, width; - - /* If register and value are zero, there is nothing to configure. */ - if (reg == 0 && val == 0) - return; - - /* - * If the config value has 0xff in the high byte it is encoded: - * 31 23 15 7 0 - * | 0xff | shift | width | select | - * We need to mask out the old select value and OR in the new, using a - * mask of the given width and shifting the values up by shift. - */ - if ((val & 0xff000000) == 0xff000000) { - select = val & 0x000000ff; - width = (val & 0x0000ff00) >> 8; - shift = (val & 0x00ff0000) >> 16; - mask = ((1u << width) - 1) << shift; - val = (RD4(sc, reg) & ~mask) | (select << shift); - } - WR4(sc, reg, val); -} - -#ifndef __rtems__ -static int -iomux_configure_pins(device_t dev, phandle_t cfgxref) -#else /* __rtems__ */ -int imx_iomux_configure_pins(const void *fdt, uint32_t cfgxref) -#endif /* __rtems__ */ -{ - struct iomux_softc *sc; - struct pincfg *cfgtuples, *cfg; - phandle_t cfgnode; - int i, ntuples; - uint32_t sion; - -#ifndef __rtems__ - sc = device_get_softc(dev); -#else /* __rtems__ */ - sc = iomux_sc; -#endif /* __rtems__ */ - cfgnode = OF_node_from_xref(cfgxref); - ntuples = OF_getencprop_alloc(cfgnode, "fsl,pins", sizeof(*cfgtuples), - (void **)&cfgtuples); - if (ntuples < 0) - return (ENOENT); - if (ntuples == 0) - return (0); /* Empty property is not an error. */ - for (i = 0, cfg = cfgtuples; i < ntuples; i++, cfg++) { - sion = (cfg->padconf_val & PADCONF_SION) ? PADMUX_SION : 0; - WR4(sc, cfg->mux_reg, cfg->mux_val | sion); - iomux_configure_input(sc, cfg->input_reg, cfg->input_val); - if ((cfg->padconf_val & PADCONF_NONE) == 0) - WR4(sc, cfg->padconf_reg, cfg->padconf_val); -#ifndef __rtems__ - if (bootverbose) { - char name[32]; - OF_getprop(cfgnode, "name", &name, sizeof(name)); - printf("%16s: muxreg 0x%04x muxval 0x%02x " - "inpreg 0x%04x inpval 0x%02x " - "padreg 0x%04x padval 0x%08x\n", - name, cfg->mux_reg, cfg->mux_val | sion, - cfg->input_reg, cfg->input_val, - cfg->padconf_reg, cfg->padconf_val); - } -#endif /* __rtems__ */ - } - OF_prop_free(cfgtuples); - return (0); -} - -#ifndef __rtems__ -static int -iomux_probe(device_t dev) -{ - - if (!ofw_bus_status_okay(dev)) - return (ENXIO); - - if (!ofw_bus_search_compatible(dev, compat_data)->ocd_data) - return (ENXIO); - - device_set_desc(dev, "Freescale i.MX pin configuration"); - return (BUS_PROBE_DEFAULT); -} - -static int -iomux_detach(device_t dev) -{ - - /* This device is always present. */ - return (EBUSY); -} - -static int -iomux_attach(device_t dev) -{ - struct iomux_softc * sc; - int rid; - - sc = device_get_softc(dev); - sc->dev = dev; - - switch (imx_soc_type()) { - case IMXSOC_51: - sc->last_gpregaddr = 1 * sizeof(uint32_t); - break; - case IMXSOC_53: - sc->last_gpregaddr = 2 * sizeof(uint32_t); - break; - case IMXSOC_6DL: - case IMXSOC_6S: - case IMXSOC_6SL: - case IMXSOC_6Q: - sc->last_gpregaddr = 13 * sizeof(uint32_t); - break; - case IMXSOC_6UL: - sc->last_gpregaddr = 14 * sizeof(uint32_t); - break; - default: - device_printf(dev, "Unknown SoC type\n"); - return (ENXIO); - } - - rid = 0; - sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, - RF_ACTIVE); - if (sc->mem_res == NULL) { - device_printf(dev, "Cannot allocate memory resources\n"); - return (ENXIO); - } - - iomux_sc = sc; - - /* - * Register as a pinctrl device, and call the convenience function that - * walks the entire device tree invoking FDT_PINCTRL_CONFIGURE() on any - * pinctrl-0 property cells whose xref phandle refers to a configuration - * that is a child node of our node in the tree. - * - * The pinctrl bindings documentation specifically mentions that the - * pinctrl device itself may have a pinctrl-0 property which contains - * static configuration to be applied at device init time. The tree - * walk will automatically handle this for us when it passes through our - * node in the tree. - */ - fdt_pinctrl_register(dev, "fsl,pins"); - fdt_pinctrl_configure_tree(dev); - - return (0); -} - -uint32_t -imx_iomux_gpr_get(u_int regaddr) -{ - struct iomux_softc * sc; - - sc = iomux_sc; - KASSERT(sc != NULL, ("%s called before attach", __FUNCTION__)); - KASSERT(regaddr >= 0 && regaddr <= sc->last_gpregaddr, - ("%s bad regaddr %u, max %u", __FUNCTION__, regaddr, - sc->last_gpregaddr)); - - return (RD4(iomux_sc, regaddr)); -} - -void -imx_iomux_gpr_set(u_int regaddr, uint32_t val) -{ - struct iomux_softc * sc; - - sc = iomux_sc; - KASSERT(sc != NULL, ("%s called before attach", __FUNCTION__)); - KASSERT(regaddr >= 0 && regaddr <= sc->last_gpregaddr, - ("%s bad regaddr %u, max %u", __FUNCTION__, regaddr, - sc->last_gpregaddr)); - - WR4(iomux_sc, regaddr, val); -} - -void -imx_iomux_gpr_set_masked(u_int regaddr, uint32_t clrbits, uint32_t setbits) -{ - struct iomux_softc * sc; - uint32_t val; - - sc = iomux_sc; - KASSERT(sc != NULL, ("%s called before attach", __FUNCTION__)); - KASSERT(regaddr >= 0 && regaddr <= sc->last_gpregaddr, - ("%s bad regaddr %u, max %u", __FUNCTION__, regaddr, - sc->last_gpregaddr)); - - val = RD4(iomux_sc, regaddr * 4); - val = (val & ~clrbits) | setbits; - WR4(iomux_sc, regaddr, val); -} - -static device_method_t imx_iomux_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, iomux_probe), - DEVMETHOD(device_attach, iomux_attach), - DEVMETHOD(device_detach, iomux_detach), - - /* fdt_pinctrl interface */ - DEVMETHOD(fdt_pinctrl_configure,iomux_configure_pins), - - DEVMETHOD_END -}; - -static driver_t imx_iomux_driver = { - "imx_iomux", - imx_iomux_methods, - sizeof(struct iomux_softc), -}; - -static devclass_t imx_iomux_devclass; - -EARLY_DRIVER_MODULE(imx_iomux, simplebus, imx_iomux_driver, - imx_iomux_devclass, 0, 0, BUS_PASS_CPU + BUS_PASS_ORDER_LATE); - -#endif /* __rtems__ */ diff --git a/c/src/lib/libbsp/arm/imx/startup/linkcmds.imx7 b/c/src/lib/libbsp/arm/imx/startup/linkcmds.imx7 deleted file mode 100644 index 750e1def1d..0000000000 --- a/c/src/lib/libbsp/arm/imx/startup/linkcmds.imx7 +++ /dev/null @@ -1,37 +0,0 @@ -MEMORY { - RAM_MMU : ORIGIN = 0x80000000, LENGTH = 16k - NOCACHE : ORIGIN = 0x80100000, LENGTH = 1M - RAM : ORIGIN = 0x80200000, LENGTH = 512M - 2M -} - -REGION_ALIAS ("REGION_START", RAM); -REGION_ALIAS ("REGION_VECTOR", RAM); -REGION_ALIAS ("REGION_TEXT", RAM); -REGION_ALIAS ("REGION_TEXT_LOAD", RAM); -REGION_ALIAS ("REGION_RODATA", RAM); -REGION_ALIAS ("REGION_RODATA_LOAD", RAM); -REGION_ALIAS ("REGION_DATA", RAM); -REGION_ALIAS ("REGION_DATA_LOAD", RAM); -REGION_ALIAS ("REGION_FAST_TEXT", RAM); -REGION_ALIAS ("REGION_FAST_TEXT_LOAD", RAM); -REGION_ALIAS ("REGION_FAST_DATA", RAM); -REGION_ALIAS ("REGION_FAST_DATA_LOAD", RAM); -REGION_ALIAS ("REGION_BSS", RAM); -REGION_ALIAS ("REGION_WORK", RAM); -REGION_ALIAS ("REGION_STACK", RAM); -REGION_ALIAS ("REGION_NOCACHE", NOCACHE); -REGION_ALIAS ("REGION_NOCACHE_LOAD", NOCACHE); - -bsp_processor_count = DEFINED (bsp_processor_count) ? bsp_processor_count : 2; - -bsp_stack_irq_size = DEFINED (bsp_stack_irq_size) ? bsp_stack_irq_size : 4096; -bsp_stack_abt_size = DEFINED (bsp_stack_abt_size) ? bsp_stack_abt_size : 1024; - -bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ? bsp_section_rwbarrier_align : 1M; - -bsp_vector_table_in_start_section = 1; - -bsp_translation_table_base = ORIGIN (RAM_MMU); -bsp_translation_table_end = ORIGIN (RAM_MMU) + LENGTH (RAM_MMU); - -INCLUDE linkcmds.armv4 -- cgit v1.2.3