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Diffstat (limited to 'arch/arm/cpu/armv7/am33xx/mem.c')
-rw-r--r--arch/arm/cpu/armv7/am33xx/mem.c98
1 files changed, 0 insertions, 98 deletions
diff --git a/arch/arm/cpu/armv7/am33xx/mem.c b/arch/arm/cpu/armv7/am33xx/mem.c
deleted file mode 100644
index 56c9e7d..0000000
--- a/arch/arm/cpu/armv7/am33xx/mem.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * (C) Copyright 2010
- * Texas Instruments, <www.ti.com>
- *
- * Author :
- * Mansoor Ahamed <mansoor.ahamed@ti.com>
- *
- * Initial Code from:
- * Manikandan Pillai <mani.pillai@ti.com>
- * Richard Woodruff <r-woodruff2@ti.com>
- * Syed Mohammed Khasim <khasim@ti.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/sys_proto.h>
-#include <command.h>
-
-struct gpmc *gpmc_cfg;
-
-
-void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
- u32 size)
-{
- writel(0, &cs->config7);
- sdelay(1000);
- /* Delay for settling */
- writel(gpmc_config[0], &cs->config1);
- writel(gpmc_config[1], &cs->config2);
- writel(gpmc_config[2], &cs->config3);
- writel(gpmc_config[3], &cs->config4);
- writel(gpmc_config[4], &cs->config5);
- writel(gpmc_config[5], &cs->config6);
- /* Enable the config */
- writel((((size & 0xF) << 8) | ((base >> 24) & 0x3F) |
- (1 << 6)), &cs->config7);
- sdelay(2000);
-}
-
-/*****************************************************
- * gpmc_init(): init gpmc bus
- * Init GPMC for x16, MuxMode (SDRAM in x32).
- * This code can only be executed from SRAM or SDRAM.
- *****************************************************/
-void gpmc_init(void)
-{
- /* putting a blanket check on GPMC based on ZeBu for now */
- gpmc_cfg = (struct gpmc *)GPMC_BASE;
-#if defined(CONFIG_NOR)
-/* configure GPMC for NOR */
- const u32 gpmc_regs[GPMC_MAX_REG] = { STNOR_GPMC_CONFIG1,
- STNOR_GPMC_CONFIG2,
- STNOR_GPMC_CONFIG3,
- STNOR_GPMC_CONFIG4,
- STNOR_GPMC_CONFIG5,
- STNOR_GPMC_CONFIG6,
- STNOR_GPMC_CONFIG7
- };
- u32 size = GPMC_SIZE_16M;
- u32 base = CONFIG_SYS_FLASH_BASE;
-#elif defined(CONFIG_NAND)
-/* configure GPMC for NAND */
- const u32 gpmc_regs[GPMC_MAX_REG] = { M_NAND_GPMC_CONFIG1,
- M_NAND_GPMC_CONFIG2,
- M_NAND_GPMC_CONFIG3,
- M_NAND_GPMC_CONFIG4,
- M_NAND_GPMC_CONFIG5,
- M_NAND_GPMC_CONFIG6,
- 0
- };
- u32 size = GPMC_SIZE_256M;
- u32 base = CONFIG_SYS_NAND_BASE;
-#else
- const u32 gpmc_regs[GPMC_MAX_REG] = { 0, 0, 0, 0, 0, 0, 0 };
- u32 size = 0;
- u32 base = 0;
-#endif
- /* global settings */
- writel(0x00000008, &gpmc_cfg->sysconfig);
- writel(0x00000000, &gpmc_cfg->irqstatus);
- writel(0x00000000, &gpmc_cfg->irqenable);
-#ifdef CONFIG_NOR
- writel(0x00000200, &gpmc_cfg->config);
-#else
- writel(0x00000012, &gpmc_cfg->config);
-#endif
- /*
- * Disable the GPMC0 config set by ROM code
- */
- writel(0, &gpmc_cfg->cs[0].config7);
- sdelay(1000);
- /* enable chip-select specific configurations */
- enable_gpmc_cs_config(gpmc_regs, &gpmc_cfg->cs[0], base, size);
-}