From dd01a229c8058504cbba39c57ae7d67132493441 Mon Sep 17 00:00:00 2001 From: Roger Quadros Date: Thu, 11 Jan 2024 15:19:18 +0200 Subject: [PATCH] mtd: rawnand: omap_gpmc: Use DT provided IO address For DM case we can get the NAND chip's IO address from DT so we don't need to rely on CFG_SYS_NAND_BASE. Signed-off-by: Roger Quadros Reviewed-by: Dario Binacchi Link: https://www.mail-archive.com/u-boot@lists.denx.de/msg499177.html Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/omap_gpmc.c | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) diff --git a/drivers/mtd/nand/raw/omap_gpmc.c b/drivers/mtd/nand/raw/omap_gpmc.c index 414133105f..c430f6d31c 100644 --- a/drivers/mtd/nand/raw/omap_gpmc.c +++ b/drivers/mtd/nand/raw/omap_gpmc.c @@ -8,13 +8,15 @@ #include #include #include -#include +#include #include #ifdef CONFIG_ARCH_OMAP2PLUS #include #endif +#include +#include #include #include #include @@ -1087,7 +1089,7 @@ int __maybe_unused omap_nand_switch_ecc(uint32_t hardware, uint32_t eccstrength) * nand_scan about special functionality. See the defines for further * explanation */ -int gpmc_nand_init(struct nand_chip *nand) +int gpmc_nand_init(struct nand_chip *nand, void __iomem *nand_base) { int32_t gpmc_config = 0; int cs = cs_next++; @@ -1127,7 +1129,7 @@ int gpmc_nand_init(struct nand_chip *nand) info->control = NULL; info->cs = cs; info->ws = wscfg[cs]; - info->fifo = (void __iomem *)CFG_SYS_NAND_BASE; + info->fifo = nand_base; nand_set_controller_data(nand, &omap_nand_info[cs]); nand->cmd_ctrl = omap_nand_hwcontrol; nand->options |= NAND_NO_PADDING | NAND_CACHEPRG; @@ -1177,9 +1179,16 @@ static int gpmc_nand_probe(struct udevice *dev) { struct nand_chip *nand = dev_get_priv(dev); struct mtd_info *mtd = nand_to_mtd(nand); + struct resource res; + void __iomem *base; int ret; - gpmc_nand_init(nand); + ret = dev_read_resource(dev, 0, &res); + if (ret) + return ret; + + base = devm_ioremap(dev, res.start, resource_size(&res)); + gpmc_nand_init(nand, base); ret = nand_scan(mtd, CONFIG_SYS_NAND_MAX_CHIPS); if (ret) @@ -1233,7 +1242,7 @@ void board_nand_init(void) int board_nand_init(struct nand_chip *nand) { - return gpmc_nand_init(nand); + return gpmc_nand_init(nand, (void __iomem *)CFG_SYS_NAND_BASE); } #endif /* CONFIG_SYS_NAND_SELF_INIT */ -- 2.39.5