mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-25 20:43:32 +00:00
57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
|
/*
|
||
|
|
* Copyright (c) 2016 Marcel Ziswiler <marcel.ziswiler@toradex.com>
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: GPL-2.0+
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __SERIAL_PXA_H
|
||
|
|
#define __SERIAL_PXA_H
|
||
|
|
|
||
|
|
/*
|
||
|
|
* The numbering scheme differs here for PXA25x, PXA27x and PXA3xx so we can
|
||
|
|
* easily handle enabling of clock.
|
||
|
|
*/
|
||
|
|
#ifdef CONFIG_CPU_MONAHANS
|
||
|
|
#define UART_CLK_BASE CKENA_21_BTUART
|
||
|
|
#define UART_CLK_REG CKENA
|
||
|
|
#define BTUART_INDEX 0
|
||
|
|
#define FFUART_INDEX 1
|
||
|
|
#define STUART_INDEX 2
|
||
|
|
#elif CONFIG_CPU_PXA25X
|
||
|
|
#define UART_CLK_BASE (1 << 4) /* HWUART */
|
||
|
|
#define UART_CLK_REG CKEN
|
||
|
|
#define HWUART_INDEX 0
|
||
|
|
#define STUART_INDEX 1
|
||
|
|
#define FFUART_INDEX 2
|
||
|
|
#define BTUART_INDEX 3
|
||
|
|
#else /* PXA27x */
|
||
|
|
#define UART_CLK_BASE CKEN5_STUART
|
||
|
|
#define UART_CLK_REG CKEN
|
||
|
|
#define STUART_INDEX 0
|
||
|
|
#define FFUART_INDEX 1
|
||
|
|
#define BTUART_INDEX 2
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Only PXA250 has HWUART, to avoid poluting the code with more macros,
|
||
|
|
* artificially introduce this.
|
||
|
|
*/
|
||
|
|
#ifndef CONFIG_CPU_PXA25X
|
||
|
|
#define HWUART_INDEX 0xff
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* struct pxa_serial_platdata - information about a PXA port
|
||
|
|
*
|
||
|
|
* @base: Uart port base register address
|
||
|
|
* @port: Uart port index, for cpu with pinmux for uart / gpio
|
||
|
|
* baudrtatre: Uart port baudrate
|
||
|
|
*/
|
||
|
|
struct pxa_serial_platdata {
|
||
|
|
struct pxa_uart_regs *base;
|
||
|
|
int port;
|
||
|
|
int baudrate;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* __SERIAL_PXA_H */
|