[PATCH 2/5] [POWERPC] cpm_uart: OF-related updates
From: Vitaly Bordug <hidden>
Date: 2007-01-10 01:25:28
Subsystem:
the rest · Maintainer:
Linus Torvalds
This makes cpm uart able to work using OF-passed parameters in case of CPM1 stuff (found on most mpc8xx reference and custom boards). Signed-off-by: Vitaly Bordug <redacted> --- drivers/serial/cpm_uart/cpm_uart_cpm1.c | 17 +++++++++++------ 1 files changed, 11 insertions(+), 6 deletions(-)
diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
index 08e55fd..3ed4622 100644
--- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c
+++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.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>
@@ -145,7 +146,11 @@ 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)); +#ifdef CONFIG_PPC_MERGE + dma_addr = (u32)cpm_dpram_phys(mem_addr); +#else dma_addr = (u32)mem_addr; +#endif } else mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr, GFP_KERNEL);
@@ -205,7 +210,7 @@ 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 +222,7 @@ 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 +236,7 @@ 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 +250,7 @@ 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 +264,7 @@ 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 +278,7 @@ 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;