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ARM: tegra114: enable base voltages setup from board

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Tegra 4, same as Tegra 3, requires configuration of CPU and CORE
voltages in the SPL stage to boot properly. Expose function to be
able perform this configuration in the SPL section of the device
board.

Tested-by: Svyatoslav Ryhel <clamor95@gmail.com> # ASUS TF701T
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
This commit is contained in:
Svyatoslav Ryhel 2023-10-03 09:36:43 +03:00 committed by Tom Rini
parent 140dbe4a43
commit 8632091e1e
1 changed files with 5 additions and 0 deletions
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5
arch/arm/mach-tegra/tegra114/cpu.c
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@ -13,9 +13,13 @@
#include <asm/arch/tegra.h>
#include <asm/arch-tegra/clk_rst.h>
#include <asm/arch-tegra/pmc.h>
#include <asm/arch-tegra/tegra_i2c.h>
#include <linux/delay.h>
#include "../cpu.h"
/* In case this function is not defined */
__weak void pmic_enable_cpu_vdd(void) {}
/* Tegra114-specific CPU init code */
static void enable_cpu_power_rail(void)
{
@ -254,6 +258,7 @@ void start_cpu(u32 reset_vector)
/* Enable VDD_CPU */
enable_cpu_power_rail();
pmic_enable_cpu_vdd();
/* Get the CPU(s) running */
enable_cpu_clocks();