| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <amdblocks/aoac.h> |
| #include <amdblocks/gpio.h> |
| #include <amdblocks/uart.h> |
| #include <soc/aoac_defs.h> |
| #include <soc/gpio.h> |
| #include <soc/iomap.h> |
| #include <soc/southbridge.h> |
| #include <types.h> |
| |
| static const struct soc_uart_ctrlr_info uart_info[] = { |
| [0] = { APU_UART0_BASE, FCH_AOAC_DEV_UART0, "FUR0", { |
| PAD_NF(GPIO_138, UART0_TXD, PULL_NONE), |
| PAD_NF(GPIO_136, UART0_RXD, PULL_NONE), |
| } }, |
| [1] = { APU_UART1_BASE, FCH_AOAC_DEV_UART1, "FUR1", { |
| PAD_NF(GPIO_143, UART1_TXD, PULL_NONE), |
| PAD_NF(GPIO_141, UART1_RXD, PULL_NONE), |
| } }, |
| }; |
| |
| static const struct soc_uart_ctrlr_info *soc_get_uart_ctrlr_info(size_t *num_ctrlrs) |
| { |
| *num_ctrlrs = ARRAY_SIZE(uart_info); |
| return uart_info; |
| } |
| |
| uintptr_t get_uart_base(unsigned int idx) |
| { |
| size_t num_ctrlrs; |
| const struct soc_uart_ctrlr_info *ctrlr = soc_get_uart_ctrlr_info(&num_ctrlrs); |
| |
| if (idx >= num_ctrlrs) |
| return 0; |
| |
| return ctrlr[idx].base; |
| } |
| |
| void set_uart_config(unsigned int idx) |
| { |
| size_t num_ctrlrs; |
| const struct soc_uart_ctrlr_info *ctrlr = soc_get_uart_ctrlr_info(&num_ctrlrs); |
| |
| if (idx >= num_ctrlrs) |
| return; |
| |
| gpio_configure_pads(ctrlr[idx].mux, 2); |
| } |