| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org> |
| #include <linux/serial_reg.h> |
| static inline void prom_uart_wr(void __iomem *base, unsigned reg, |
| __raw_writel(ch, base + 4 * reg); |
| static inline unsigned char prom_uart_rr(void __iomem *base, unsigned reg) |
| return __raw_readl(base + 4 * reg); |
| void prom_putchar(unsigned char ch) |
| static void __iomem *base; |
| if (unlikely(base == NULL)) { |
| base = (void __iomem *)(KSEG1ADDR(AR2315_UART0_BASE)); |
| base = (void __iomem *)(KSEG1ADDR(AR5312_UART0_BASE)); |
| while ((prom_uart_rr(base, UART_LSR) & UART_LSR_THRE) == 0) |
| prom_uart_wr(base, UART_TX, ch); |
| while ((prom_uart_rr(base, UART_LSR) & UART_LSR_THRE) == 0) |