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Diffstat (limited to 'core/include/drivers/hi16xx_uart.h')
-rw-r--r-- | core/include/drivers/hi16xx_uart.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/core/include/drivers/hi16xx_uart.h b/core/include/drivers/hi16xx_uart.h new file mode 100644 index 0000000..a7d4f0c --- /dev/null +++ b/core/include/drivers/hi16xx_uart.h @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2016, Linaro Limited + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * UART driver for Hisilicon Hi16xx and Phosphor V660 (hip05) SoCs + */ + +#ifndef HI16XX_UART_H +#define HI16XX_UART_H + +#include <types_ext.h> + +#define HI16XX_UART_REG_SIZE 0xF8 + +void hi16xx_uart_init(vaddr_t base, uint32_t uart_clk, uint32_t baud_rate); + +void hi16xx_uart_putc(int ch, vaddr_t base); + +void hi16xx_uart_flush(vaddr_t base); + +bool hi16xx_uart_have_rx_data(vaddr_t base); + +int hi16xx_uart_getchar(vaddr_t base); + +#endif /* HI16XX_UART_H */ + |