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authorAnup Patel <anup@brainfault.org>2018-12-04 19:25:07 +0530
committerPalmer Dabbelt <palmer@sifive.com>2018-12-17 10:23:46 -0800
commit7ba12bb676c2f7848a53224f9a65c6ef256bb3b6 (patch)
treea0bf6becf41178d4ee1067b1cce14f0cad4d2854 /arch
parent2b3f786408c5400705ed722ab2f3065e86272857 (diff)
downloadlinux-7ba12bb676c2f7848a53224f9a65c6ef256bb3b6.tar.gz
RISC-V: Remove EARLY_PRINTK support
The EARLY_PRINTK using SBI console calls is not required any more because we now have RISC-V SBI support in generic earlycon framework. Signed-off-by: Anup Patel <anup@brainfault.org> Reviewed-by: Palmer Dabbelt <palmer@sifive.com> Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/riscv/Kconfig.debug2
-rw-r--r--arch/riscv/kernel/setup.c28
2 files changed, 0 insertions, 30 deletions
diff --git a/arch/riscv/Kconfig.debug b/arch/riscv/Kconfig.debug
index c5a72f17c469..e69de29bb2d1 100644
--- a/arch/riscv/Kconfig.debug
+++ b/arch/riscv/Kconfig.debug
@@ -1,2 +0,0 @@
-config EARLY_PRINTK
- def_bool y
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index 2c290e6aaa6e..fc8006a042eb 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -35,31 +35,9 @@
#include <asm/sections.h>
#include <asm/pgtable.h>
#include <asm/smp.h>
-#include <asm/sbi.h>
#include <asm/tlbflush.h>
#include <asm/thread_info.h>
-#ifdef CONFIG_EARLY_PRINTK
-static void sbi_console_write(struct console *co, const char *buf,
- unsigned int n)
-{
- int i;
-
- for (i = 0; i < n; ++i) {
- if (buf[i] == '\n')
- sbi_console_putchar('\r');
- sbi_console_putchar(buf[i]);
- }
-}
-
-struct console riscv_sbi_early_console_dev __initdata = {
- .name = "early",
- .write = sbi_console_write,
- .flags = CON_PRINTBUFFER | CON_BOOT | CON_ANYTIME,
- .index = -1
-};
-#endif
-
#ifdef CONFIG_DUMMY_CONSOLE
struct screen_info screen_info = {
.orig_video_lines = 30,
@@ -219,12 +197,6 @@ static void __init setup_bootmem(void)
void __init setup_arch(char **cmdline_p)
{
-#if defined(CONFIG_EARLY_PRINTK)
- if (likely(early_console == NULL)) {
- early_console = &riscv_sbi_early_console_dev;
- register_console(early_console);
- }
-#endif
*cmdline_p = boot_command_line;
parse_early_param();