1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2010,2011 4 * NVIDIA Corporation <www.nvidia.com> 5 */ 6 7 #ifndef _UART_H_ 8 #define _UART_H_ 9 10 /* UART registers */ 11 struct uart_ctlr { 12 uint uart_thr_dlab_0; /* UART_THR_DLAB_0_0, offset 00 */ 13 uint uart_ier_dlab_0; /* UART_IER_DLAB_0_0, offset 04 */ 14 uint uart_iir_fcr; /* UART_IIR_FCR_0, offset 08 */ 15 uint uart_lcr; /* UART_LCR_0, offset 0C */ 16 uint uart_mcr; /* UART_MCR_0, offset 10 */ 17 uint uart_lsr; /* UART_LSR_0, offset 14 */ 18 uint uart_msr; /* UART_MSR_0, offset 18 */ 19 uint uart_spr; /* UART_SPR_0, offset 1C */ 20 uint uart_irda_csr; /* UART_IRDA_CSR_0, offset 20 */ 21 uint uart_reserved[6]; /* Reserved, unused, offset 24-38*/ 22 uint uart_asr; /* UART_ASR_0, offset 3C */ 23 }; 24 25 #define NVRM_PLLP_FIXED_FREQ_KHZ 216000 26 #define NV_DEFAULT_DEBUG_BAUD 115200 27 28 #define UART_FCR_TRIGGER_3 0x30 /* Mask for trigger set at 3 */ 29 30 #endif /* UART_H */ 31