ee04db8b4d
First commit to add support for SDRAM controller on Renesas RA SoC Signed-off-by: The Nguyen <the.nguyen.yf@renesas.com>
41 lines
969 B
C
41 lines
969 B
C
/*
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* Copyright (c) 2024 Renesas Electronics Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#define DT_DRV_COMPAT renesas_ra_sdram
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#include <zephyr/device.h>
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#include <zephyr/drivers/pinctrl.h>
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#include <zephyr/logging/log.h>
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LOG_MODULE_REGISTER(memc_renesas_ra_sdram, CONFIG_MEMC_LOG_LEVEL);
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struct memc_renesas_ra_sdram_config {
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const struct pinctrl_dev_config *pincfg;
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};
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static int renesas_ra_sdram_init(const struct device *dev)
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{
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const struct memc_renesas_ra_sdram_config *config = dev->config;
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int err;
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err = pinctrl_apply_state(config->pincfg, PINCTRL_STATE_DEFAULT);
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if (err) {
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LOG_ERR("pin function initial failed");
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return err;
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}
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R_BSP_SdramInit(true);
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return 0;
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}
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PINCTRL_DT_INST_DEFINE(0);
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static const struct memc_renesas_ra_sdram_config config = {
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.pincfg = PINCTRL_DT_INST_DEV_CONFIG_GET(0),
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};
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DEVICE_DT_INST_DEFINE(0, renesas_ra_sdram_init, NULL, NULL, &config, POST_KERNEL,
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CONFIG_MEMC_INIT_PRIORITY, NULL);
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