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Diffstat (limited to 'arch/arm/cpu/armv7/omap-common/hwinit-common.c')
-rw-r--r--arch/arm/cpu/armv7/omap-common/hwinit-common.c296
1 files changed, 0 insertions, 296 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/hwinit-common.c b/arch/arm/cpu/armv7/omap-common/hwinit-common.c
deleted file mode 100644
index f317293..0000000
--- a/arch/arm/cpu/armv7/omap-common/hwinit-common.c
+++ /dev/null
@@ -1,296 +0,0 @@
-/*
- *
- * Common functions for OMAP4/5 based boards
- *
- * (C) Copyright 2010
- * Texas Instruments, <www.ti.com>
- *
- * Author :
- * Aneesh V <aneesh@ti.com>
- * Steve Sakoman <steve@sakoman.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-#include <common.h>
-#include <spl.h>
-#include <asm/arch/sys_proto.h>
-#include <linux/sizes.h>
-#include <asm/emif.h>
-#include <asm/omap_common.h>
-#include <linux/compiler.h>
-#include <asm/system.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-void do_set_mux(u32 base, struct pad_conf_entry const *array, int size)
-{
- int i;
- struct pad_conf_entry *pad = (struct pad_conf_entry *) array;
-
- for (i = 0; i < size; i++, pad++)
- writew(pad->val, base + pad->offset);
-}
-
-static void set_mux_conf_regs(void)
-{
- switch (omap_hw_init_context()) {
- case OMAP_INIT_CONTEXT_SPL:
- set_muxconf_regs();
- break;
- case OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL:
- break;
- case OMAP_INIT_CONTEXT_UBOOT_FROM_NOR:
- case OMAP_INIT_CONTEXT_UBOOT_AFTER_CH:
- set_muxconf_regs();
- break;
- }
-}
-
-u32 cortex_rev(void)
-{
-
- unsigned int rev;
-
- /* Read Main ID Register (MIDR) */
- asm ("mrc p15, 0, %0, c0, c0, 0" : "=r" (rev));
-
- return rev;
-}
-
-static void omap_rev_string(void)
-{
- u32 omap_rev = omap_revision();
- u32 soc_variant = (omap_rev & 0xF0000000) >> 28;
- u32 omap_variant = (omap_rev & 0xFFFF0000) >> 16;
- u32 major_rev = (omap_rev & 0x00000F00) >> 8;
- u32 minor_rev = (omap_rev & 0x000000F0) >> 4;
-
- const char *sec_s;
-
- switch (get_device_type()) {
- case TST_DEVICE:
- sec_s = "TST";
- break;
- case EMU_DEVICE:
- sec_s = "EMU";
- break;
- case HS_DEVICE:
- sec_s = "HS";
- break;
- case GP_DEVICE:
- sec_s = "GP";
- break;
- default:
- sec_s = "?";
- }
-
- if (soc_variant)
- printf("OMAP");
- else
- printf("DRA");
- printf("%x-%s ES%x.%x\n", omap_variant, sec_s, major_rev, minor_rev);
-}
-
-#ifdef CONFIG_SPL_BUILD
-void spl_display_print(void)
-{
- omap_rev_string();
-}
-#endif
-
-void __weak srcomp_enable(void)
-{
-}
-
-/**
- * do_board_detect() - Detect board description
- *
- * Function to detect board description. This is expected to be
- * overridden in the SoC family board file where desired.
- */
-void __weak do_board_detect(void)
-{
-}
-
-/**
- * vcores_init() - Assign omap_vcores based on board
- *
- * Function to pick the vcores based on board. This is expected to be
- * overridden in the SoC family board file where desired.
- */
-void __weak vcores_init(void)
-{
-}
-
-void s_init(void)
-{
-}
-
-/**
- * early_system_init - Does Early system initialization.
- *
- * Does early system init of watchdog, muxing, andclocks
- * Watchdog disable is done always. For the rest what gets done
- * depends on the boot mode in which this function is executed when
- * 1. SPL running from SRAM
- * 2. U-Boot running from FLASH
- * 3. U-Boot loaded to SDRAM by SPL
- * 4. U-Boot loaded to SDRAM by ROM code using the
- * Configuration Header feature
- * Please have a look at the respective functions to see what gets
- * done in each of these cases
- * This function is called with SRAM stack.
- */
-void early_system_init(void)
-{
- init_omap_revision();
- hw_data_init();
-
-#ifdef CONFIG_SPL_BUILD
- if (warm_reset())
- force_emif_self_refresh();
-#endif
- watchdog_init();
- set_mux_conf_regs();
-#ifdef CONFIG_SPL_BUILD
- srcomp_enable();
- do_io_settings();
-#endif
- setup_early_clocks();
- do_board_detect();
- vcores_init();
- prcm_init();
-}
-
-#ifdef CONFIG_SPL_BUILD
-void board_init_f(ulong dummy)
-{
- early_system_init();
-#ifdef CONFIG_BOARD_EARLY_INIT_F
- board_early_init_f();
-#endif
- /* For regular u-boot sdram_init() is called from dram_init() */
- sdram_init();
-}
-#endif
-
-int arch_cpu_init_dm(void)
-{
- early_system_init();
- return 0;
-}
-
-/*
- * Routine: wait_for_command_complete
- * Description: Wait for posting to finish on watchdog
- */
-void wait_for_command_complete(struct watchdog *wd_base)
-{
- int pending = 1;
- do {
- pending = readl(&wd_base->wwps);
- } while (pending);
-}
-
-/*
- * Routine: watchdog_init
- * Description: Shut down watch dogs
- */
-void watchdog_init(void)
-{
- struct watchdog *wd2_base = (struct watchdog *)WDT2_BASE;
-
- writel(WD_UNLOCK1, &wd2_base->wspr);
- wait_for_command_complete(wd2_base);
- writel(WD_UNLOCK2, &wd2_base->wspr);
-}
-
-
-/*
- * This function finds the SDRAM size available in the system
- * based on DMM section configurations
- * This is needed because the size of memory installed may be
- * different on different versions of the board
- */
-u32 omap_sdram_size(void)
-{
- u32 section, i, valid;
- u64 sdram_start = 0, sdram_end = 0, addr,
- size, total_size = 0, trap_size = 0, trap_start = 0;
-
- for (i = 0; i < 4; i++) {
- section = __raw_readl(DMM_BASE + i*4);
- valid = (section & EMIF_SDRC_ADDRSPC_MASK) >>
- (EMIF_SDRC_ADDRSPC_SHIFT);
- addr = section & EMIF_SYS_ADDR_MASK;
-
- /* See if the address is valid */
- if ((addr >= TI_ARMV7_DRAM_ADDR_SPACE_START) &&
- (addr < TI_ARMV7_DRAM_ADDR_SPACE_END)) {
- size = ((section & EMIF_SYS_SIZE_MASK) >>
- EMIF_SYS_SIZE_SHIFT);
- size = 1 << size;
- size *= SZ_16M;
-
- if (valid != DMM_SDRC_ADDR_SPC_INVALID) {
- if (!sdram_start || (addr < sdram_start))
- sdram_start = addr;
- if (!sdram_end || ((addr + size) > sdram_end))
- sdram_end = addr + size;
- } else {
- trap_size = size;
- trap_start = addr;
- }
- }
- }
-
- if ((trap_start >= sdram_start) && (trap_start < sdram_end))
- total_size = (sdram_end - sdram_start) - (trap_size);
- else
- total_size = sdram_end - sdram_start;
-
- return total_size;
-}
-
-
-/*
- * Routine: dram_init
- * Description: sets uboots idea of sdram size
- */
-int dram_init(void)
-{
- sdram_init();
- gd->ram_size = omap_sdram_size();
- return 0;
-}
-
-/*
- * Print board information
- */
-int checkboard(void)
-{
- puts(sysinfo.board_string);
- return 0;
-}
-
-/*
- * get_device_type(): tell if GP/HS/EMU/TST
- */
-u32 get_device_type(void)
-{
- return (readl((*ctrl)->control_status) &
- (DEVICE_TYPE_MASK)) >> DEVICE_TYPE_SHIFT;
-}
-
-#if defined(CONFIG_DISPLAY_CPUINFO)
-/*
- * Print CPU information
- */
-int print_cpuinfo(void)
-{
- puts("CPU : ");
- omap_rev_string();
-
- return 0;
-}
-#endif