diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc8xxx')
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/fdt.c | 23 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/srio.c | 86 |
3 files changed, 109 insertions, 1 deletions
diff --git a/arch/powerpc/cpu/mpc8xxx/Makefile b/arch/powerpc/cpu/mpc8xxx/Makefile index 95c73be..5dfd65b 100644 --- a/arch/powerpc/cpu/mpc8xxx/Makefile +++ b/arch/powerpc/cpu/mpc8xxx/Makefile @@ -16,6 +16,7 @@ endif COBJS-$(CONFIG_OF_LIBFDT) += fdt.o COBJS-$(CONFIG_FSL_LBC) += fsl_lbc.o +COBJS-$(CONFIG_SYS_SRIO) += srio.o SRCS := $(START:.o=.S) $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y)) diff --git a/arch/powerpc/cpu/mpc8xxx/fdt.c b/arch/powerpc/cpu/mpc8xxx/fdt.c index 54e60bb..0c166fd 100644 --- a/arch/powerpc/cpu/mpc8xxx/fdt.c +++ b/arch/powerpc/cpu/mpc8xxx/fdt.c @@ -1,5 +1,5 @@ /* - * Copyright 2009-2010 Freescale Semiconductor, Inc. + * Copyright 2009-2011 Freescale Semiconductor, Inc. * * This file is derived from arch/powerpc/cpu/mpc85xx/cpu.c and * arch/powerpc/cpu/mpc86xx/cpu.c. Basically this file contains @@ -28,6 +28,7 @@ #include <fdt_support.h> #include <asm/mp.h> #include <asm/fsl_enet.h> +#include <asm/fsl_serdes.h> #if defined(CONFIG_MP) && (defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) static int ft_del_cpuhandle(void *blob, int cpuhandle) @@ -239,3 +240,23 @@ int fdt_fixup_phy_connection(void *blob, int offset, enum fsl_phy_enet_if phyc) return fdt_setprop_string(blob, offset, "phy-connection-type", fsl_phy_enet_if_str[phyc]); } + +#ifdef CONFIG_SYS_SRIO +void ft_srio_setup(void *blob) +{ +#ifdef CONFIG_SRIO1 + if (!is_serdes_configured(SRIO1)) { + fdt_del_node_and_alias(blob, "rio0"); + } +#else + fdt_del_node_and_alias(blob, "rio0"); +#endif +#ifdef CONFIG_SRIO2 + if (!is_serdes_configured(SRIO2)) { + fdt_del_node_and_alias(blob, "rio1"); + } +#else + fdt_del_node_and_alias(blob, "rio1"); +#endif +} +#endif diff --git a/arch/powerpc/cpu/mpc8xxx/srio.c b/arch/powerpc/cpu/mpc8xxx/srio.c new file mode 100644 index 0000000..e46d328 --- /dev/null +++ b/arch/powerpc/cpu/mpc8xxx/srio.c @@ -0,0 +1,86 @@ +/* + * Copyright 2011 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <config.h> +#include <asm/fsl_law.h> +#include <asm/fsl_serdes.h> + +#if defined(CONFIG_FSL_CORENET) + #define _DEVDISR_SRIO1 FSL_CORENET_DEVDISR_SRIO1 + #define _DEVDISR_SRIO2 FSL_CORENET_DEVDISR_SRIO2 + #define _DEVDISR_RMU FSL_CORENET_DEVDISR_RMU + #define CONFIG_SYS_MPC8xxx_GUTS_ADDR CONFIG_SYS_MPC85xx_GUTS_ADDR +#elif defined(CONFIG_MPC85xx) + #define _DEVDISR_SRIO1 MPC85xx_DEVDISR_SRIO + #define _DEVDISR_SRIO2 MPC85xx_DEVDISR_SRIO + #define _DEVDISR_RMU MPC85xx_DEVDISR_RMSG + #define CONFIG_SYS_MPC8xxx_GUTS_ADDR CONFIG_SYS_MPC85xx_GUTS_ADDR +#elif defined(CONFIG_MPC86xx) + #define _DEVDISR_SRIO1 MPC86xx_DEVDISR_SRIO + #define _DEVDISR_SRIO2 MPC86xx_DEVDISR_SRIO + #define _DEVDISR_RMU MPC86xx_DEVDISR_RMSG + #define CONFIG_SYS_MPC8xxx_GUTS_ADDR \ + (&((immap_t *)CONFIG_SYS_IMMR)->im_gur) +#else +#error "No defines for DEVDISR_SRIO" +#endif + +void srio_init(void) +{ + ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC8xxx_GUTS_ADDR; + int srio1_used = 0, srio2_used = 0; + + if (is_serdes_configured(SRIO1)) { + set_next_law(CONFIG_SYS_SRIO1_MEM_PHYS, + law_size_bits(CONFIG_SYS_SRIO1_MEM_SIZE), + LAW_TRGT_IF_RIO_1); + srio1_used = 1; + printf("SRIO1: enabled\n"); + } else { + printf("SRIO1: disabled\n"); + } + +#ifdef CONFIG_SRIO2 + if (is_serdes_configured(SRIO2)) { + set_next_law(CONFIG_SYS_SRIO2_MEM_PHYS, + law_size_bits(CONFIG_SYS_SRIO2_MEM_SIZE), + LAW_TRGT_IF_RIO_2); + srio2_used = 1; + printf("SRIO2: enabled\n"); + } else { + printf("SRIO2: disabled\n"); + } +#endif + +#ifdef CONFIG_FSL_CORENET + /* On FSL_CORENET devices we can disable individual ports */ + if (!srio1_used) + setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_SRIO1); + if (!srio2_used) + setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_SRIO2); +#endif + + /* neither port is used - disable everything */ + if (!srio1_used && !srio2_used) { + setbits_be32(&gur->devdisr, _DEVDISR_SRIO1); + setbits_be32(&gur->devdisr, _DEVDISR_SRIO2); + setbits_be32(&gur->devdisr, _DEVDISR_RMU); + } +} |