| /* |
| * Copyright (c) 2021 Microchip Technology Inc. and its subsidiaries. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef _MEC_KSCAN_H |
| #define _MEC_KSCAN_H |
| |
| #include <stdint.h> |
| #include <stddef.h> |
| |
| /* KSO_SEL */ |
| #define MCHP_KSCAN_KSO_SEL_REG_MASK 0xffu |
| #define MCHP_KSCAN_KSO_LINES_POS 0u |
| #define MCHP_KSCAN_KSO_LINES_MASK0 0x1fu |
| #define MCHP_KSCAN_KSO_LINES_MASK 0x1fu |
| #define MCHP_KSCAN_KSO_ALL_POS 5u |
| #define MCHP_KSCAN_KSO_ALL BIT(5) |
| #define MCHP_KSCAN_KSO_EN_POS 6u |
| #define MCHP_KSCAN_KSO_EN BIT(6) |
| #define MCHP_KSCAN_KSO_INV_POS 7u |
| #define MCHP_KSCAN_KSO_INV BIT(7) |
| |
| /* KSI_IN */ |
| #define MCHP_KSCAN_KSI_IN_REG_MASK 0xffu |
| |
| /* KSI_STS */ |
| #define MCHP_KSCAN_KSI_STS_REG_MASK 0xffu |
| |
| /* KSI_IEN */ |
| #define MCHP_KSCAN_KSI_IEN_REG_MASK 0xffu |
| |
| /* EXT_CTRL */ |
| #define MCHP_KSCAN_EXT_CTRL_REG_MASK 0x01u |
| #define MCHP_KSCAN_EXT_CTRL_PREDRV_EN 0x01u |
| |
| /** @brief Keyboard scan matrix controller. Size = 24(0x18) */ |
| struct kscan_regs { |
| uint32_t RSVD[1]; |
| volatile uint32_t KSO_SEL; |
| volatile uint32_t KSI_IN; |
| volatile uint32_t KSI_STS; |
| volatile uint32_t KSI_IEN; |
| volatile uint32_t EXT_CTRL; |
| }; |
| |
| #endif /* #ifndef _MEC_KSCAN_H */ |
