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[POWERPC] cpm_uart: OF-related fix for CPM1

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This makes cpm uart able to work using OF-passed parameters
in case of CPM stuff (found on most mpc8xx reference and custom
boards). The idea is to keep ppc stuff working yet making it able to be
used for powerpc.

Signed-off-by: Vitaly Bordug <vbordug@ru.mvista.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Vitaly Bordug 2007-01-24 22:40:49 +03:00 committed by Paul Mackerras
parent 1473ae6cab
commit f25222b995
1 changed files with 8 additions and 7 deletions
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15
drivers/serial/cpm_uart/cpm_uart_cpm1.c
View file

@ -40,6 +40,7 @@
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/fs_pd.h>
#include <linux/serial_core.h>
#include <linux/kernel.h>
@ -145,7 +146,7 @@ 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 = (u32)mem_addr;
dma_addr = (u32)cpm_dpram_phys(mem_addr);
} else
mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr,
GFP_KERNEL);
@ -205,7 +206,7 @@ int __init cpm_uart_init_portdesc(void)
(unsigned long)&cpmp->cp_smc[0];
cpm_uart_ports[UART_SMC1].smcp->smc_smcm |= (SMCM_RX | SMCM_TX);
cpm_uart_ports[UART_SMC1].smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
cpm_uart_ports[UART_SMC1].port.uartclk = (((bd_t *) __res)->bi_intfreq);
cpm_uart_ports[UART_SMC1].port.uartclk = uart_clock();
cpm_uart_port_map[cpm_uart_nr++] = UART_SMC1;
#endif
@ -217,7 +218,7 @@ int __init cpm_uart_init_portdesc(void)
(unsigned long)&cpmp->cp_smc[1];
cpm_uart_ports[UART_SMC2].smcp->smc_smcm |= (SMCM_RX | SMCM_TX);
cpm_uart_ports[UART_SMC2].smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
cpm_uart_ports[UART_SMC2].port.uartclk = (((bd_t *) __res)->bi_intfreq);
cpm_uart_ports[UART_SMC2].port.uartclk = uart_clock();
cpm_uart_port_map[cpm_uart_nr++] = UART_SMC2;
#endif
@ -231,7 +232,7 @@ int __init cpm_uart_init_portdesc(void)
~(UART_SCCM_TX | UART_SCCM_RX);
cpm_uart_ports[UART_SCC1].sccp->scc_gsmrl &=
~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
cpm_uart_ports[UART_SCC1].port.uartclk = (((bd_t *) __res)->bi_intfreq);
cpm_uart_ports[UART_SCC1].port.uartclk = uart_clock();
cpm_uart_port_map[cpm_uart_nr++] = UART_SCC1;
#endif
@ -245,7 +246,7 @@ int __init cpm_uart_init_portdesc(void)
~(UART_SCCM_TX | UART_SCCM_RX);
cpm_uart_ports[UART_SCC2].sccp->scc_gsmrl &=
~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
cpm_uart_ports[UART_SCC2].port.uartclk = (((bd_t *) __res)->bi_intfreq);
cpm_uart_ports[UART_SCC2].port.uartclk = uart_clock();
cpm_uart_port_map[cpm_uart_nr++] = UART_SCC2;
#endif
@ -259,7 +260,7 @@ int __init cpm_uart_init_portdesc(void)
~(UART_SCCM_TX | UART_SCCM_RX);
cpm_uart_ports[UART_SCC3].sccp->scc_gsmrl &=
~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
cpm_uart_ports[UART_SCC3].port.uartclk = (((bd_t *) __res)->bi_intfreq);
cpm_uart_ports[UART_SCC3].port.uartclk = uart_clock();
cpm_uart_port_map[cpm_uart_nr++] = UART_SCC3;
#endif
@ -273,7 +274,7 @@ int __init cpm_uart_init_portdesc(void)
~(UART_SCCM_TX | UART_SCCM_RX);
cpm_uart_ports[UART_SCC4].sccp->scc_gsmrl &=
~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
cpm_uart_ports[UART_SCC4].port.uartclk = (((bd_t *) __res)->bi_intfreq);
cpm_uart_ports[UART_SCC4].port.uartclk = uart_clock();
cpm_uart_port_map[cpm_uart_nr++] = UART_SCC4;
#endif
return 0;