| /* |
| * Copyright (C) STMicroelectronics SA 2017 |
| * Author(s): Patrice CHOTARD, <patrice.chotard@st.com> for STMicroelectronics. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef __STM32_RCC_H_ |
| #define __STM32_RCC_H_ |
| |
| #define AHB_PSC_1 0 |
| #define AHB_PSC_2 0x8 |
| #define AHB_PSC_4 0x9 |
| #define AHB_PSC_8 0xA |
| #define AHB_PSC_16 0xB |
| #define AHB_PSC_64 0xC |
| #define AHB_PSC_128 0xD |
| #define AHB_PSC_256 0xE |
| #define AHB_PSC_512 0xF |
| |
| #define APB_PSC_1 0 |
| #define APB_PSC_2 0x4 |
| #define APB_PSC_4 0x5 |
| #define APB_PSC_8 0x6 |
| #define APB_PSC_16 0x7 |
| |
| struct pll_psc { |
| u8 pll_m; |
| u16 pll_n; |
| u8 pll_p; |
| u8 pll_q; |
| u8 ahb_psc; |
| u8 apb1_psc; |
| u8 apb2_psc; |
| }; |
| |
| struct stm32_clk_info { |
| struct pll_psc sys_pll_psc; |
| bool has_overdrive; |
| }; |
| |
| enum soc_family { |
| STM32F4, |
| STM32F7, |
| }; |
| |
| struct stm32_rcc_clk { |
| char *drv_name; |
| enum soc_family soc; |
| }; |
| |
| #endif /* __STM32_RCC_H_ */ |