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platform: Setup serial console device in early_init()

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The sbi_console_init() does not do any special initialization so
setup serial console device in early_init() so that console prints
work as early as possible.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-By: Himanshu Chauhan <hchauhan@ventanamicro.com>
This commit is contained in:
Anup Patel
2024-07-04 12:15:58 +05:30
committed by Anup Patel
parent 4afb57c9eb
commit 9e8a18fd0d
6 changed files with 43 additions and 78 deletions
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18
platform/nuclei/ux600/platform.c
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@@ -11,7 +11,6 @@
#include <sbi/riscv_asm.h>
#include <sbi/riscv_io.h>
#include <sbi/riscv_encoding.h>
#include <sbi/sbi_console.h>
#include <sbi/sbi_const.h>
#include <sbi/sbi_platform.h>
#include <sbi/sbi_system.h>
@@ -150,8 +149,10 @@ static int ux600_early_init(bool cold_boot)
{
u32 regval;
if (cold_boot)
sbi_system_reset_add_device(&ux600_reset);
if (!cold_boot)
return 0;
sbi_system_reset_add_device(&ux600_reset);
/* Measure CPU Frequency using Timer */
ux600_clk_freq = ux600_get_clk_freq();
@@ -163,7 +164,9 @@ static int ux600_early_init(bool cold_boot)
regval = readl((void *)(UX600_GPIO_ADDR + UX600_GPIO_IOF_EN_OFS)) |
UX600_GPIO_IOF_UART0_MASK;
writel(regval, (void *)(UX600_GPIO_ADDR + UX600_GPIO_IOF_EN_OFS));
return 0;
return sifive_uart_init(UX600_DEBUG_UART, ux600_clk_freq,
UX600_UART_BAUDRATE);
}
static void ux600_modify_dt(void *fdt)
@@ -184,12 +187,6 @@ static int ux600_final_init(bool cold_boot)
return 0;
}
static int ux600_console_init(void)
{
return sifive_uart_init(UX600_DEBUG_UART, ux600_clk_freq,
UX600_UART_BAUDRATE);
}
static int ux600_irqchip_init(bool cold_boot)
{
int rc;
@@ -234,7 +231,6 @@ static int ux600_timer_init(bool cold_boot)
const struct sbi_platform_operations platform_ops = {
.early_init = ux600_early_init,
.final_init = ux600_final_init,
.console_init = ux600_console_init,
.irqchip_init = ux600_irqchip_init,
.ipi_init = ux600_ipi_init,
.timer_init = ux600_timer_init,