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author | 2023-10-10 14:33:42 +0000 | |
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committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/board/isee/igep00x0/common.c | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/board/isee/igep00x0/common.c')
-rw-r--r-- | roms/u-boot/board/isee/igep00x0/common.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/roms/u-boot/board/isee/igep00x0/common.c b/roms/u-boot/board/isee/igep00x0/common.c new file mode 100644 index 000000000..3fdf83e84 --- /dev/null +++ b/roms/u-boot/board/isee/igep00x0/common.c @@ -0,0 +1,69 @@ +// SPDX-License-Identifier: GPL-2.0+ + +#include <common.h> +#include <twl4030.h> +#include <asm/global_data.h> +#include <asm/io.h> +#include <asm/omap_mmc.h> +#include <asm/arch/mux.h> +#include <asm/arch/sys_proto.h> +#include <jffs2/load_kernel.h> +#include <linux/delay.h> +#include <linux/mtd/rawnand.h> +#include "igep00x0.h" + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Routine: set_muxconf_regs + * Description: Setting up the configuration Mux registers specific to the + * hardware. Many pins need to be moved from protect to primary + * mode. + */ +void set_muxconf_regs(void) +{ + MUX_DEFAULT(); +} + +/* + * Routine: board_init + * Description: Early hardware init. + */ +int board_init(void) +{ + int loops = 100; + + /* find out flash memory type, assume NAND first */ + gpmc_cs0_flash = MTD_DEV_TYPE_NAND; + gpmc_init(); + + /* Issue a RESET and then READID */ + writeb(NAND_CMD_RESET, &gpmc_cfg->cs[0].nand_cmd); + writeb(NAND_CMD_STATUS, &gpmc_cfg->cs[0].nand_cmd); + while ((readl(&gpmc_cfg->cs[0].nand_dat) & NAND_STATUS_READY) + != NAND_STATUS_READY) { + udelay(1); + if (--loops == 0) { + gpmc_cs0_flash = MTD_DEV_TYPE_ONENAND; + gpmc_init(); /* reinitialize for OneNAND */ + break; + } + } + + /* boot param addr */ + gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); + + return 0; +} + +#if defined(CONFIG_MMC) +int board_mmc_init(struct bd_info *bis) +{ + return omap_mmc_init(0, 0, 0, -1, -1); +} + +void board_mmc_power_init(void) +{ + twl4030_power_mmc_init(0); +} +#endif |