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-rw-r--r--arch/h8300/kernel/setup.c213
1 files changed, 0 insertions, 213 deletions
diff --git a/arch/h8300/kernel/setup.c b/arch/h8300/kernel/setup.c
deleted file mode 100644
index 61091a76eb7e..000000000000
--- a/arch/h8300/kernel/setup.c
+++ /dev/null
@@ -1,213 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * linux/arch/h8300/kernel/setup.c
- *
- * Copyright (C) 2001-2014 Yoshinori Sato <ysato@users.sourceforge.jp>
- */
-
-/*
- * This file handles the architecture-dependent parts of system setup
- */
-
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/delay.h>
-#include <linux/interrupt.h>
-#include <linux/io.h>
-#include <linux/mm.h>
-#include <linux/fs.h>
-#include <linux/console.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/seq_file.h>
-#include <linux/init.h>
-#include <linux/of.h>
-#include <linux/of_fdt.h>
-#include <linux/of_address.h>
-#include <linux/clk-provider.h>
-#include <linux/memblock.h>
-#include <linux/screen_info.h>
-#include <linux/clocksource.h>
-
-#include <asm/setup.h>
-#include <asm/irq.h>
-#include <asm/sections.h>
-#include <asm/page.h>
-
-#if defined(CONFIG_CPU_H8300H)
-#define CPU "H8/300H"
-#elif defined(CONFIG_CPU_H8S)
-#define CPU "H8S"
-#else
-#define CPU "Unknown"
-#endif
-
-unsigned long memory_start;
-unsigned long memory_end;
-EXPORT_SYMBOL(memory_end);
-static unsigned long freq;
-extern char __dtb_start[];
-
-#ifdef CONFIG_VT
-struct screen_info screen_info;
-#endif
-
-char __initdata command_line[COMMAND_LINE_SIZE];
-
-void sim_console_register(void);
-
-void __init h8300_fdt_init(void *fdt, char *bootargs)
-{
- if (!fdt)
- fdt = __dtb_start;
- else
- strcpy(command_line, bootargs);
-
- early_init_dt_scan(fdt);
- memblock_allow_resize();
-}
-
-static void __init bootmem_init(void)
-{
- memory_end = memory_start = 0;
-
- /* Find main memory where is the kernel */
- memory_start = memblock_start_of_DRAM();
- memory_end = memblock_end_of_DRAM();
-
- if (!memory_end)
- panic("No memory!");
-
- /* setup bootmem globals (we use no_bootmem, but mm still depends on this) */
- min_low_pfn = PFN_UP(memory_start);
- max_low_pfn = PFN_DOWN(memory_end);
- max_pfn = max_low_pfn;
-
- memblock_reserve(__pa(_stext), _end - _stext);
-
- early_init_fdt_reserve_self();
- early_init_fdt_scan_reserved_mem();
-
- memblock_dump_all();
-}
-
-void __init setup_arch(char **cmdline_p)
-{
- unflatten_and_copy_device_tree();
-
- setup_initial_init_mm(_stext, _etext, _edata, NULL);
-
- pr_notice("\r\n\nuClinux " CPU "\n");
- pr_notice("Flat model support (C) 1998,1999 Kenneth Albanowski, D. Jeff Dionne\n");
-
- if (*command_line)
- strcpy(boot_command_line, command_line);
- *cmdline_p = boot_command_line;
-
- parse_early_param();
-
- bootmem_init();
- /*
- * get kmalloc into gear
- */
- paging_init();
-}
-
-/*
- * Get CPU information for use by the procfs.
- */
-
-static int show_cpuinfo(struct seq_file *m, void *v)
-{
- char *cpu;
-
- cpu = CPU;
-
- seq_printf(m, "CPU:\t\t%s\n"
- "Clock:\t\t%lu.%1luMHz\n"
- "BogoMips:\t%lu.%02lu\n"
- "Calibration:\t%lu loops\n",
- cpu,
- freq/1000, freq%1000,
- (loops_per_jiffy*HZ)/500000,
- ((loops_per_jiffy*HZ)/5000)%100,
- (loops_per_jiffy*HZ));
-
- return 0;
-}
-
-static void *c_start(struct seq_file *m, loff_t *pos)
-{
- return *pos < num_possible_cpus() ?
- ((void *) 0x12345678) : NULL;
-}
-
-static void *c_next(struct seq_file *m, void *v, loff_t *pos)
-{
- ++*pos;
- return c_start(m, pos);
-}
-
-static void c_stop(struct seq_file *m, void *v)
-{
-}
-
-const struct seq_operations cpuinfo_op = {
- .start = c_start,
- .next = c_next,
- .stop = c_stop,
- .show = show_cpuinfo,
-};
-
-#if defined(CONFIG_CPU_H8300H)
-#define get_wait(base, addr) ({ \
- int baddr; \
- baddr = ((addr) / 0x200000 * 2); \
- w *= (readw((base) + 2) & (3 << baddr)) + 1; \
- })
-#endif
-#if defined(CONFIG_CPU_H8S)
-#define get_wait(base, addr) ({ \
- int baddr; \
- baddr = ((addr) / 0x200000 * 16); \
- w *= (readl((base) + 2) & (7 << baddr)) + 1; \
- })
-#endif
-
-static __init int access_timing(void)
-{
- struct device_node *bsc;
- void __iomem *base;
- unsigned long addr = (unsigned long)&__delay;
- int bit = 1 << (addr / 0x200000);
- int w;
-
- bsc = of_find_compatible_node(NULL, NULL, "renesas,h8300-bsc");
- base = of_iomap(bsc, 0);
- w = (readb(base + 0) & bit)?2:1;
- if (readb(base + 1) & bit)
- w *= get_wait(base, addr);
- else
- w *= 2;
- return w * 3 / 2;
-}
-
-void __init calibrate_delay(void)
-{
- struct device_node *cpu;
- int freq;
-
- cpu = of_find_compatible_node(NULL, NULL, "renesas,h8300");
- of_property_read_s32(cpu, "clock-frequency", &freq);
- loops_per_jiffy = freq / HZ / (access_timing() * 2);
- pr_cont("%lu.%02lu BogoMIPS (lpj=%lu)\n",
- loops_per_jiffy / (500000 / HZ),
- (loops_per_jiffy / (5000 / HZ)) % 100, loops_per_jiffy);
-}
-
-
-void __init time_init(void)
-{
- of_clk_init(NULL);
- timer_probe();
-}