| #include <common.h> |
| #include <asm/io.h> |
| |
| /** |
| * @brief Uart port register read function for OMAP3 |
| * |
| * @param base base address of UART |
| * @param reg_idx register index |
| * |
| * @return character read from register |
| */ |
| unsigned int omap_uart_read(unsigned long base, unsigned char reg_idx) |
| { |
| unsigned int *reg_addr = (unsigned int *)base; |
| reg_addr += reg_idx; |
| return readb(reg_addr); |
| } |
| EXPORT_SYMBOL(omap_uart_read); |
| |
| /** |
| * @brief Uart port register write function for OMAP3 |
| * |
| * @param val value to write |
| * @param base base address of UART |
| * @param reg_idx register index |
| * |
| * @return void |
| */ |
| void omap_uart_write(unsigned int val, unsigned long base, |
| unsigned char reg_idx) |
| { |
| unsigned int *reg_addr = (unsigned int *)base; |
| reg_addr += reg_idx; |
| writeb(val, reg_addr); |
| } |
| EXPORT_SYMBOL(omap_uart_write); |