Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2)  * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * This software is available to you under a choice of one of two
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  * licenses.  You may choose to be licensed under the terms of the GNU
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  * General Public License (GPL) Version 2, available from the file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  * COPYING in the main directory of this source tree, or the NetLogic
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9)  * license below:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)  * Redistribution and use in source and binary forms, with or without
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)  * modification, are permitted provided that the following conditions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)  * are met:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)  * 1. Redistributions of source code must retain the above copyright
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)  *    notice, this list of conditions and the following disclaimer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)  * 2. Redistributions in binary form must reproduce the above copyright
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)  *    notice, this list of conditions and the following disclaimer in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)  *    the documentation and/or other materials provided with the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)  *    distribution.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22)  * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)  * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <linux/serial_reg.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #include <asm/mipsregs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #include <asm/setup.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #include <asm/netlogic/haldefs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #include <asm/netlogic/common.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #if defined(CONFIG_CPU_XLP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #include <asm/netlogic/xlp-hal/iomap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #include <asm/netlogic/xlp-hal/xlp.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #include <asm/netlogic/xlp-hal/uart.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #elif defined(CONFIG_CPU_XLR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #include <asm/netlogic/xlr/iomap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) void prom_putchar(char c)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 	uint64_t uartbase;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #if defined(CONFIG_CPU_XLP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 	uartbase = nlm_get_uart_regbase(0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #elif defined(CONFIG_CPU_XLR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 	uartbase = nlm_mmio_base(NETLOGIC_IO_UART_0_OFFSET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 	while ((nlm_read_reg(uartbase, UART_LSR) & UART_LSR_THRE) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 		;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 	nlm_write_reg(uartbase, UART_TX, c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) }