diff options
author | Paul Mackerras <paulus@samba.org> | 2006-09-28 07:18:28 +1000 |
---|---|---|
committer | Paul Mackerras <paulus@samba.org> | 2006-09-28 07:18:28 +1000 |
commit | 4e6d816e51728d5006c53e78e079ac62b902f8aa (patch) | |
tree | d388c87dabc063c08c52d17610738d2f49b3855c /drivers/serial | |
parent | d86d9b8cab45adf64e2ea8fe975bec3282b5de81 (diff) | |
parent | 611a15afcdaacec6efba984c7eb089b853564bdf (diff) | |
download | linux-4e6d816e51728d5006c53e78e079ac62b902f8aa.tar.gz linux-4e6d816e51728d5006c53e78e079ac62b902f8aa.tar.bz2 linux-4e6d816e51728d5006c53e78e079ac62b902f8aa.zip |
Merge branch 'upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/vitb/linux-2.6-PQ
Diffstat (limited to 'drivers/serial')
-rw-r--r-- | drivers/serial/cpm_uart/cpm_uart_core.c | 24 | ||||
-rw-r--r-- | drivers/serial/cpm_uart/cpm_uart_cpm2.c | 143 | ||||
-rw-r--r-- | drivers/serial/cpm_uart/cpm_uart_cpm2.h | 2 |
3 files changed, 107 insertions, 62 deletions
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c index 90ff96e3339b..a0d6136deb9b 100644 --- a/drivers/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/serial/cpm_uart/cpm_uart_core.c @@ -46,6 +46,7 @@ #include <asm/io.h> #include <asm/irq.h> #include <asm/delay.h> +#include <asm/fs_pd.h> #if defined(CONFIG_SERIAL_CPM_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ) #define SUPPORT_SYSRQ @@ -1022,15 +1023,17 @@ int cpm_uart_drv_get_platform_data(struct platform_device *pdev, int is_con) { struct resource *r; struct fs_uart_platform_info *pdata = pdev->dev.platform_data; - int idx = pdata->fs_no; /* It is UART_SMCx or UART_SCCx index */ + int idx; /* It is UART_SMCx or UART_SCCx index */ struct uart_cpm_port *pinfo; int line; u32 mem, pram; + idx = pdata->fs_no = fs_uart_get_id(pdata); + line = cpm_uart_id2nr(idx); if(line < 0) { printk(KERN_ERR"%s(): port %d is not registered", __FUNCTION__, idx); - return -1; + return -EINVAL; } pinfo = (struct uart_cpm_port *) &cpm_uart_ports[idx]; @@ -1044,11 +1047,11 @@ int cpm_uart_drv_get_platform_data(struct platform_device *pdev, int is_con) if (!(r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs"))) return -EINVAL; - mem = r->start; + mem = (u32)ioremap(r->start, r->end - r->start + 1); if (!(r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pram"))) return -EINVAL; - pram = r->start; + pram = (u32)ioremap(r->start, r->end - r->start + 1); if(idx > fsid_smc2_uart) { pinfo->sccp = (scc_t *)mem; @@ -1179,7 +1182,7 @@ static int __init cpm_uart_console_setup(struct console *co, char *options) pdata = pdev->dev.platform_data; if (pdata) if (pdata->init_ioports) - pdata->init_ioports(); + pdata->init_ioports(pdata); cpm_uart_drv_get_platform_data(pdev, 1); } @@ -1189,11 +1192,7 @@ static int __init cpm_uart_console_setup(struct console *co, char *options) if (options) { uart_parse_options(options, &baud, &parity, &bits, &flow); } else { - bd_t *bd = (bd_t *) __res; - - if (bd->bi_baudrate) - baud = bd->bi_baudrate; - else + if ((baud = uart_baudrate()) == -1) baud = 9600; } @@ -1266,13 +1265,14 @@ static int cpm_uart_drv_probe(struct device *dev) } pdata = pdev->dev.platform_data; - pr_debug("cpm_uart_drv_probe: Adding CPM UART %d\n", cpm_uart_id2nr(pdata->fs_no)); if ((ret = cpm_uart_drv_get_platform_data(pdev, 0))) return ret; + pr_debug("cpm_uart_drv_probe: Adding CPM UART %d\n", cpm_uart_id2nr(pdata->fs_no)); + if (pdata->init_ioports) - pdata->init_ioports(); + pdata->init_ioports(pdata); ret = uart_add_one_port(&cpm_reg, &cpm_uart_ports[pdata->fs_no].port); diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm2.c b/drivers/serial/cpm_uart/cpm_uart_cpm2.c index ef3bb476c432..b691d3e14754 100644 --- a/drivers/serial/cpm_uart/cpm_uart_cpm2.c +++ b/drivers/serial/cpm_uart/cpm_uart_cpm2.c @@ -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> @@ -50,8 +51,9 @@ void cpm_line_cr_cmd(int line, int cmd) { - volatile cpm_cpm2_t *cp = cpmp; ulong val; + volatile cpm_cpm2_t *cp = cpm2_map(im_cpm); + switch (line) { case UART_SMC1: @@ -84,11 +86,14 @@ void cpm_line_cr_cmd(int line, int cmd) } cp->cp_cpcr = val; while (cp->cp_cpcr & CPM_CR_FLG) ; + + cpm2_unmap(cp); } void smc1_lineif(struct uart_cpm_port *pinfo) { - volatile iop_cpm2_t *io = &cpm2_immr->im_ioport; + volatile iop_cpm2_t *io = cpm2_map(im_ioport); + volatile cpmux_t *cpmux = cpm2_map(im_cpmux); /* SMC1 is only on port D */ io->iop_ppard |= 0x00c00000; @@ -97,13 +102,17 @@ void smc1_lineif(struct uart_cpm_port *pinfo) io->iop_psord &= ~0x00c00000; /* Wire BRG1 to SMC1 */ - cpm2_immr->im_cpmux.cmx_smr &= 0x0f; + cpmux->cmx_smr &= 0x0f; pinfo->brg = 1; + + cpm2_unmap(cpmux); + cpm2_unmap(io); } void smc2_lineif(struct uart_cpm_port *pinfo) { - volatile iop_cpm2_t *io = &cpm2_immr->im_ioport; + volatile iop_cpm2_t *io = cpm2_map(im_ioport); + volatile cpmux_t *cpmux = cpm2_map(im_cpmux); /* SMC2 is only on port A */ io->iop_ppara |= 0x00c00000; @@ -112,13 +121,17 @@ void smc2_lineif(struct uart_cpm_port *pinfo) io->iop_psora &= ~0x00c00000; /* Wire BRG2 to SMC2 */ - cpm2_immr->im_cpmux.cmx_smr &= 0xf0; + cpmux->cmx_smr &= 0xf0; pinfo->brg = 2; + + cpm2_unmap(cpmux); + cpm2_unmap(io); } void scc1_lineif(struct uart_cpm_port *pinfo) { - volatile iop_cpm2_t *io = &cpm2_immr->im_ioport; + volatile iop_cpm2_t *io = cpm2_map(im_ioport); + volatile cpmux_t *cpmux = cpm2_map(im_cpmux); /* Use Port D for SCC1 instead of other functions. */ io->iop_ppard |= 0x00000003; @@ -128,9 +141,12 @@ void scc1_lineif(struct uart_cpm_port *pinfo) io->iop_pdird |= 0x00000002; /* Tx */ /* Wire BRG1 to SCC1 */ - cpm2_immr->im_cpmux.cmx_scr &= 0x00ffffff; - cpm2_immr->im_cpmux.cmx_scr |= 0x00000000; + cpmux->cmx_scr &= 0x00ffffff; + cpmux->cmx_scr |= 0x00000000; pinfo->brg = 1; + + cpm2_unmap(cpmux); + cpm2_unmap(io); } void scc2_lineif(struct uart_cpm_port *pinfo) @@ -143,43 +159,57 @@ void scc2_lineif(struct uart_cpm_port *pinfo) * be supported in a sane fashion. */ #ifndef CONFIG_STX_GP3 - volatile iop_cpm2_t *io = &cpm2_immr->im_ioport; + volatile iop_cpm2_t *io = cpm2_map(im_ioport); + volatile cpmux_t *cpmux = cpm2_map(im_cpmux); + io->iop_pparb |= 0x008b0000; io->iop_pdirb |= 0x00880000; io->iop_psorb |= 0x00880000; io->iop_pdirb &= ~0x00030000; io->iop_psorb &= ~0x00030000; #endif - cpm2_immr->im_cpmux.cmx_scr &= 0xff00ffff; - cpm2_immr->im_cpmux.cmx_scr |= 0x00090000; + cpmux->cmx_scr &= 0xff00ffff; + cpmux->cmx_scr |= 0x00090000; pinfo->brg = 2; + + cpm2_unmap(cpmux); + cpm2_unmap(io); } void scc3_lineif(struct uart_cpm_port *pinfo) { - volatile iop_cpm2_t *io = &cpm2_immr->im_ioport; + volatile iop_cpm2_t *io = cpm2_map(im_ioport); + volatile cpmux_t *cpmux = cpm2_map(im_cpmux); + io->iop_pparb |= 0x008b0000; io->iop_pdirb |= 0x00880000; io->iop_psorb |= 0x00880000; io->iop_pdirb &= ~0x00030000; io->iop_psorb &= ~0x00030000; - cpm2_immr->im_cpmux.cmx_scr &= 0xffff00ff; - cpm2_immr->im_cpmux.cmx_scr |= 0x00001200; + cpmux->cmx_scr &= 0xffff00ff; + cpmux->cmx_scr |= 0x00001200; pinfo->brg = 3; + + cpm2_unmap(cpmux); + cpm2_unmap(io); } void scc4_lineif(struct uart_cpm_port *pinfo) { - volatile iop_cpm2_t *io = &cpm2_immr->im_ioport; + volatile iop_cpm2_t *io = cpm2_map(im_ioport); + volatile cpmux_t *cpmux = cpm2_map(im_cpmux); io->iop_ppard |= 0x00000600; io->iop_psord &= ~0x00000600; /* Tx/Rx */ io->iop_pdird &= ~0x00000200; /* Rx */ io->iop_pdird |= 0x00000400; /* Tx */ - cpm2_immr->im_cpmux.cmx_scr &= 0xffffff00; - cpm2_immr->im_cpmux.cmx_scr |= 0x0000001b; + cpmux->cmx_scr &= 0xffffff00; + cpmux->cmx_scr |= 0x0000001b; pinfo->brg = 4; + + cpm2_unmap(cpmux); + cpm2_unmap(io); } /* @@ -254,88 +284,103 @@ void cpm_uart_freebuf(struct uart_cpm_port *pinfo) /* Setup any dynamic params in the uart desc */ int cpm_uart_init_portdesc(void) { +#if defined(CONFIG_SERIAL_CPM_SMC1) || defined(CONFIG_SERIAL_CPM_SMC2) + u32 addr; +#endif pr_debug("CPM uart[-]:init portdesc\n"); cpm_uart_nr = 0; #ifdef CONFIG_SERIAL_CPM_SMC1 - cpm_uart_ports[UART_SMC1].smcp = (smc_t *) & cpm2_immr->im_smc[0]; - cpm_uart_ports[UART_SMC1].smcup = - (smc_uart_t *) & cpm2_immr->im_dprambase[PROFF_SMC1]; - *(u16 *)(&cpm2_immr->im_dprambase[PROFF_SMC1_BASE]) = PROFF_SMC1; + cpm_uart_ports[UART_SMC1].smcp = (smc_t *) cpm2_map(im_smc[0]); cpm_uart_ports[UART_SMC1].port.mapbase = - (unsigned long)&cpm2_immr->im_smc[0]; + (unsigned long)cpm_uart_ports[UART_SMC1].smcp; + + cpm_uart_ports[UART_SMC1].smcup = + (smc_uart_t *) cpm2_map_size(im_dprambase[PROFF_SMC1], PROFF_SMC_SIZE); + addr = (u16 *)cpm2_map_size(im_dprambase[PROFF_SMC1_BASE], 2); + *addr = PROFF_SMC1; + cpm2_unmap(addr); + 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 #ifdef CONFIG_SERIAL_CPM_SMC2 - cpm_uart_ports[UART_SMC2].smcp = (smc_t *) & cpm2_immr->im_smc[1]; - cpm_uart_ports[UART_SMC2].smcup = - (smc_uart_t *) & cpm2_immr->im_dprambase[PROFF_SMC2]; - *(u16 *)(&cpm2_immr->im_dprambase[PROFF_SMC2_BASE]) = PROFF_SMC2; + cpm_uart_ports[UART_SMC2].smcp = (smc_t *) cpm2_map(im_smc[1]); cpm_uart_ports[UART_SMC2].port.mapbase = - (unsigned long)&cpm2_immr->im_smc[1]; + (unsigned long)cpm_uart_ports[UART_SMC2].smcp; + + cpm_uart_ports[UART_SMC2].smcup = + (smc_uart_t *) cpm2_map_size(im_dprambase[PROFF_SMC2], PROFF_SMC_SIZE); + addr = (u16 *)cpm2_map_size(im_dprambase[PROFF_SMC2_BASE], 2); + *addr = PROFF_SMC2; + cpm2_unmap(addr); + 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 #ifdef CONFIG_SERIAL_CPM_SCC1 - cpm_uart_ports[UART_SCC1].sccp = (scc_t *) & cpm2_immr->im_scc[0]; - cpm_uart_ports[UART_SCC1].sccup = - (scc_uart_t *) & cpm2_immr->im_dprambase[PROFF_SCC1]; + cpm_uart_ports[UART_SCC1].sccp = (scc_t *) cpm2_map(im_scc[0]); cpm_uart_ports[UART_SCC1].port.mapbase = - (unsigned long)&cpm2_immr->im_scc[0]; + (unsigned long)cpm_uart_ports[UART_SCC1].sccp; + cpm_uart_ports[UART_SCC1].sccup = + (scc_uart_t *) cpm2_map_size(im_dprambase[PROFF_SCC1], PROFF_SCC_SIZE); + cpm_uart_ports[UART_SCC1].sccp->scc_sccm &= ~(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 #ifdef CONFIG_SERIAL_CPM_SCC2 - cpm_uart_ports[UART_SCC2].sccp = (scc_t *) & cpm2_immr->im_scc[1]; - cpm_uart_ports[UART_SCC2].sccup = - (scc_uart_t *) & cpm2_immr->im_dprambase[PROFF_SCC2]; + cpm_uart_ports[UART_SCC2].sccp = (scc_t *) cpm2_map(im_scc[1]); cpm_uart_ports[UART_SCC2].port.mapbase = - (unsigned long)&cpm2_immr->im_scc[1]; + (unsigned long)cpm_uart_ports[UART_SCC2].sccp; + cpm_uart_ports[UART_SCC2].sccup = + (scc_uart_t *) cpm2_map_size(im_dprambase[PROFF_SCC2], PROFF_SCC_SIZE); + cpm_uart_ports[UART_SCC2].sccp->scc_sccm &= ~(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 #ifdef CONFIG_SERIAL_CPM_SCC3 - cpm_uart_ports[UART_SCC3].sccp = (scc_t *) & cpm2_immr->im_scc[2]; - cpm_uart_ports[UART_SCC3].sccup = - (scc_uart_t *) & cpm2_immr->im_dprambase[PROFF_SCC3]; + cpm_uart_ports[UART_SCC3].sccp = (scc_t *) cpm2_map(im_scc[2]); cpm_uart_ports[UART_SCC3].port.mapbase = - (unsigned long)&cpm2_immr->im_scc[2]; + (unsigned long)cpm_uart_ports[UART_SCC3].sccp; + cpm_uart_ports[UART_SCC3].sccup = + (scc_uart_t *) cpm2_map_size(im_dprambase[PROFF_SCC3], PROFF_SCC_SIZE); + cpm_uart_ports[UART_SCC3].sccp->scc_sccm &= ~(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 #ifdef CONFIG_SERIAL_CPM_SCC4 - cpm_uart_ports[UART_SCC4].sccp = (scc_t *) & cpm2_immr->im_scc[3]; - cpm_uart_ports[UART_SCC4].sccup = - (scc_uart_t *) & cpm2_immr->im_dprambase[PROFF_SCC4]; + cpm_uart_ports[UART_SCC4].sccp = (scc_t *) cpm2_map(im_scc[3]); cpm_uart_ports[UART_SCC4].port.mapbase = - (unsigned long)&cpm2_immr->im_scc[3]; + (unsigned long)cpm_uart_ports[UART_SCC4].sccp; + cpm_uart_ports[UART_SCC4].sccup = + (scc_uart_t *) cpm2_map_size(im_dprambase[PROFF_SCC4], PROFF_SCC_SIZE); + cpm_uart_ports[UART_SCC4].sccp->scc_sccm &= ~(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 diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm2.h b/drivers/serial/cpm_uart/cpm_uart_cpm2.h index 4793fecf8ece..a663300d3476 100644 --- a/drivers/serial/cpm_uart/cpm_uart_cpm2.h +++ b/drivers/serial/cpm_uart/cpm_uart_cpm2.h @@ -40,6 +40,6 @@ static inline void cpm_set_smc_fcr(volatile smc_uart_t * up) up->smc_tfcr = CPMFCR_GBL | CPMFCR_EB; } -#define DPRAM_BASE ((unsigned char *)&cpm2_immr->im_dprambase[0]) +#define DPRAM_BASE ((unsigned char *)cpm_dpram_addr(0)) #endif |