From 93db446a424cee9387b532995e6b516667079555 Mon Sep 17 00:00:00 2001 From: Boris Brezillon Date: Mon, 5 Feb 2018 23:02:04 +0100 Subject: mtd: nand: move raw NAND related code to the raw/ subdir As part of the process of sharing more code between different NAND based devices, we need to move all raw NAND related code to the raw/ subdirectory. Signed-off-by: Boris Brezillon --- drivers/mtd/nand/denali_dt.c | 163 ------------------------------------------- 1 file changed, 163 deletions(-) delete mode 100644 drivers/mtd/nand/denali_dt.c (limited to 'drivers/mtd/nand/denali_dt.c') diff --git a/drivers/mtd/nand/denali_dt.c b/drivers/mtd/nand/denali_dt.c deleted file mode 100644 index cfd33e6ca77f..000000000000 --- a/drivers/mtd/nand/denali_dt.c +++ /dev/null @@ -1,163 +0,0 @@ -/* - * NAND Flash Controller Device Driver for DT - * - * Copyright © 2011, Picochip. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope 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. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "denali.h" - -struct denali_dt { - struct denali_nand_info denali; - struct clk *clk; -}; - -struct denali_dt_data { - unsigned int revision; - unsigned int caps; - const struct nand_ecc_caps *ecc_caps; -}; - -NAND_ECC_CAPS_SINGLE(denali_socfpga_ecc_caps, denali_calc_ecc_bytes, - 512, 8, 15); -static const struct denali_dt_data denali_socfpga_data = { - .caps = DENALI_CAP_HW_ECC_FIXUP, - .ecc_caps = &denali_socfpga_ecc_caps, -}; - -NAND_ECC_CAPS_SINGLE(denali_uniphier_v5a_ecc_caps, denali_calc_ecc_bytes, - 1024, 8, 16, 24); -static const struct denali_dt_data denali_uniphier_v5a_data = { - .caps = DENALI_CAP_HW_ECC_FIXUP | - DENALI_CAP_DMA_64BIT, - .ecc_caps = &denali_uniphier_v5a_ecc_caps, -}; - -NAND_ECC_CAPS_SINGLE(denali_uniphier_v5b_ecc_caps, denali_calc_ecc_bytes, - 1024, 8, 16); -static const struct denali_dt_data denali_uniphier_v5b_data = { - .revision = 0x0501, - .caps = DENALI_CAP_HW_ECC_FIXUP | - DENALI_CAP_DMA_64BIT, - .ecc_caps = &denali_uniphier_v5b_ecc_caps, -}; - -static const struct of_device_id denali_nand_dt_ids[] = { - { - .compatible = "altr,socfpga-denali-nand", - .data = &denali_socfpga_data, - }, - { - .compatible = "socionext,uniphier-denali-nand-v5a", - .data = &denali_uniphier_v5a_data, - }, - { - .compatible = "socionext,uniphier-denali-nand-v5b", - .data = &denali_uniphier_v5b_data, - }, - { /* sentinel */ } -}; -MODULE_DEVICE_TABLE(of, denali_nand_dt_ids); - -static int denali_dt_probe(struct platform_device *pdev) -{ - struct resource *res; - struct denali_dt *dt; - const struct denali_dt_data *data; - struct denali_nand_info *denali; - int ret; - - dt = devm_kzalloc(&pdev->dev, sizeof(*dt), GFP_KERNEL); - if (!dt) - return -ENOMEM; - denali = &dt->denali; - - data = of_device_get_match_data(&pdev->dev); - if (data) { - denali->revision = data->revision; - denali->caps = data->caps; - denali->ecc_caps = data->ecc_caps; - } - - denali->dev = &pdev->dev; - denali->irq = platform_get_irq(pdev, 0); - if (denali->irq < 0) { - dev_err(&pdev->dev, "no irq defined\n"); - return denali->irq; - } - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "denali_reg"); - denali->reg = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(denali->reg)) - return PTR_ERR(denali->reg); - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nand_data"); - denali->host = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(denali->host)) - return PTR_ERR(denali->host); - - dt->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(dt->clk)) { - dev_err(&pdev->dev, "no clk available\n"); - return PTR_ERR(dt->clk); - } - ret = clk_prepare_enable(dt->clk); - if (ret) - return ret; - - denali->clk_x_rate = clk_get_rate(dt->clk); - - ret = denali_init(denali); - if (ret) - goto out_disable_clk; - - platform_set_drvdata(pdev, dt); - return 0; - -out_disable_clk: - clk_disable_unprepare(dt->clk); - - return ret; -} - -static int denali_dt_remove(struct platform_device *pdev) -{ - struct denali_dt *dt = platform_get_drvdata(pdev); - - denali_remove(&dt->denali); - clk_disable_unprepare(dt->clk); - - return 0; -} - -static struct platform_driver denali_dt_driver = { - .probe = denali_dt_probe, - .remove = denali_dt_remove, - .driver = { - .name = "denali-nand-dt", - .of_match_table = denali_nand_dt_ids, - }, -}; -module_platform_driver(denali_dt_driver); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Jamie Iles"); -MODULE_DESCRIPTION("DT driver for Denali NAND controller"); -- cgit v1.2.3-55-g7522