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- // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
- /*
- * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
- */
- #include <config.h>
- #include <common.h>
- #include <init.h>
- #include <asm/io.h>
- #include <asm/arch/sys_proto.h>
- #include <linux/bitops.h>
- #include <linux/delay.h>
- #include "../common/stpmic1.h"
- /* board early initialisation in board_f: need to use global variable */
- static u32 opp_voltage_mv __section(".data");
- void board_vddcore_init(u32 voltage_mv)
- {
- if (IS_ENABLED(CONFIG_PMIC_STPMIC1) && CONFIG_IS_ENABLED(POWER))
- opp_voltage_mv = voltage_mv;
- }
- int board_early_init_f(void)
- {
- if (IS_ENABLED(CONFIG_PMIC_STPMIC1) && CONFIG_IS_ENABLED(POWER))
- stpmic1_init(opp_voltage_mv);
- return 0;
- }
- #ifdef CONFIG_DEBUG_UART_BOARD_INIT
- void board_debug_uart_init(void)
- {
- #if (CONFIG_DEBUG_UART_BASE == STM32_UART4_BASE)
- #define RCC_MP_APB1ENSETR (STM32_RCC_BASE + 0x0A00)
- #define RCC_MP_AHB4ENSETR (STM32_RCC_BASE + 0x0A28)
- /* UART4 clock enable */
- setbits_le32(RCC_MP_APB1ENSETR, BIT(16));
- #define GPIOG_BASE 0x50008000
- /* GPIOG clock enable */
- writel(BIT(6), RCC_MP_AHB4ENSETR);
- /* GPIO configuration for ST boards: Uart4 TX = G11 */
- writel(0xffbfffff, GPIOG_BASE + 0x00);
- writel(0x00006000, GPIOG_BASE + 0x24);
- #else
- #error("CONFIG_DEBUG_UART_BASE: not supported value")
- #endif
- }
- #endif
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