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kernel add
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/*
* Platform information definitions for the CPM Uart driver.
*
* 2006 (c) MontaVista Software, Inc.
* Vitaly Bordug <vbordug@ru.mvista.com>
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
#ifndef FS_UART_PD_H
#define FS_UART_PD_H
#include <asm/types.h>
enum fs_uart_id {
fsid_smc1_uart,
fsid_smc2_uart,
fsid_scc1_uart,
fsid_scc2_uart,
fsid_scc3_uart,
fsid_scc4_uart,
fs_uart_nr,
};
static inline int fs_uart_id_scc2fsid(int id)
{
return fsid_scc1_uart + id - 1;
}
static inline int fs_uart_id_fsid2scc(int id)
{
return id - fsid_scc1_uart + 1;
}
static inline int fs_uart_id_smc2fsid(int id)
{
return fsid_smc1_uart + id - 1;
}
static inline int fs_uart_id_fsid2smc(int id)
{
return id - fsid_smc1_uart + 1;
}
struct fs_uart_platform_info {
void(*init_ioports)(struct fs_uart_platform_info *);
/* device specific information */
int fs_no; /* controller index */
char fs_type[4]; /* controller type */
u32 uart_clk;
u8 tx_num_fifo;
u8 tx_buf_size;
u8 rx_num_fifo;
u8 rx_buf_size;
u8 brg;
u8 clk_rx;
u8 clk_tx;
};
static inline int fs_uart_get_id(struct fs_uart_platform_info *fpi)
{
if(strstr(fpi->fs_type, "SMC"))
return fs_uart_id_smc2fsid(fpi->fs_no);
if(strstr(fpi->fs_type, "SCC"))
return fs_uart_id_scc2fsid(fpi->fs_no);
return fpi->fs_no;
}
#endif
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