diff options
Diffstat (limited to 'drivers/serial/cpm_uart/cpm_uart_cpm1.c')
| -rw-r--r-- | drivers/serial/cpm_uart/cpm_uart_cpm1.c | 54 |
1 files changed, 4 insertions, 50 deletions
diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c index d789ee55cbb..a5a30622637 100644 --- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c +++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.c @@ -81,58 +81,11 @@ void cpm_line_cr_cmd(int line, int cmd) void smc1_lineif(struct uart_cpm_port *pinfo) { - volatile cpm8xx_t *cp = cpmp; - - (void)cp; /* fix warning */ -#if defined (CONFIG_MPC885ADS) - /* Enable SMC1 transceivers */ - { - cp->cp_pepar |= 0x000000c0; - cp->cp_pedir &= ~0x000000c0; - cp->cp_peso &= ~0x00000040; - cp->cp_peso |= 0x00000080; - } -#elif defined (CONFIG_MPC86XADS) - unsigned int iobits = 0x000000c0; - - if (!pinfo->is_portb) { - cp->cp_pbpar |= iobits; - cp->cp_pbdir &= ~iobits; - cp->cp_pbodr &= ~iobits; - } else { - ((immap_t *)IMAP_ADDR)->im_ioport.iop_papar |= iobits; - ((immap_t *)IMAP_ADDR)->im_ioport.iop_padir &= ~iobits; - ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits; - } -#endif pinfo->brg = 1; } void smc2_lineif(struct uart_cpm_port *pinfo) { - volatile cpm8xx_t *cp = cpmp; - - (void)cp; /* fix warning */ -#if defined (CONFIG_MPC885ADS) - cp->cp_pepar |= 0x00000c00; - cp->cp_pedir &= ~0x00000c00; - cp->cp_peso &= ~0x00000400; - cp->cp_peso |= 0x00000800; -#elif defined (CONFIG_MPC86XADS) - unsigned int iobits = 0x00000c00; - - if (!pinfo->is_portb) { - cp->cp_pbpar |= iobits; - cp->cp_pbdir &= ~iobits; - cp->cp_pbodr &= ~iobits; - } else { - ((immap_t *)IMAP_ADDR)->im_ioport.iop_papar |= iobits; - ((immap_t *)IMAP_ADDR)->im_ioport.iop_padir &= ~iobits; - ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits; - } - -#endif - pinfo->brg = 2; } @@ -191,7 +144,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) /* was hostalloc but changed cause it blows away the */ /* large tlb mapping when pinning the kernel area */ mem_addr = (u8 *) cpm_dpram_addr(cpm_dpalloc(memsz, 8)); - dma_addr = 0; + dma_addr = (u32)mem_addr; } else mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr, GFP_KERNEL); @@ -204,8 +157,9 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) } pinfo->dp_addr = dp_offset; - pinfo->mem_addr = mem_addr; - pinfo->dma_addr = dma_addr; + pinfo->mem_addr = mem_addr; /* virtual address*/ + pinfo->dma_addr = dma_addr; /* physical address*/ + pinfo->mem_size = memsz; pinfo->rx_buf = mem_addr; pinfo->tx_buf = pinfo->rx_buf + L1_CACHE_ALIGN(pinfo->rx_nrfifos |