From: Dipen Dudhat Dipen.Dudhat@freescale.com
To make sure that machine change operation work successfully, change timing parameters first before changing machine for chip select on IFC.
Signed-off-by: Dipen Dudhat Dipen.Dudhat@freescale.com Signed-off-by: Kumar Gala galak@kernel.crashing.org --- arch/powerpc/cpu/mpc8xxx/fsl_ifc.c | 31 +++++++++++++++---------------- 1 files changed, 15 insertions(+), 16 deletions(-)
diff --git a/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c b/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c index 39a4556..e794821 100644 --- a/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c +++ b/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c @@ -38,47 +38,46 @@ void print_ifc_regs(void) void init_early_memctl_regs(void) { #if defined(CONFIG_SYS_CSPR0) && defined(CONFIG_SYS_CSOR0) - set_ifc_cspr(IFC_CS0, CONFIG_SYS_CSPR0); - set_ifc_amask(IFC_CS0, CONFIG_SYS_AMASK0); - set_ifc_csor(IFC_CS0, CONFIG_SYS_CSOR0); - set_ifc_ftim(IFC_CS0, IFC_FTIM0, CONFIG_SYS_CS0_FTIM0); set_ifc_ftim(IFC_CS0, IFC_FTIM1, CONFIG_SYS_CS0_FTIM1); set_ifc_ftim(IFC_CS0, IFC_FTIM2, CONFIG_SYS_CS0_FTIM2); set_ifc_ftim(IFC_CS0, IFC_FTIM3, CONFIG_SYS_CS0_FTIM3); + + set_ifc_cspr(IFC_CS0, CONFIG_SYS_CSPR0); + set_ifc_amask(IFC_CS0, CONFIG_SYS_AMASK0); + set_ifc_csor(IFC_CS0, CONFIG_SYS_CSOR0); #endif
#if defined(CONFIG_SYS_CSPR1) && defined(CONFIG_SYS_CSOR1) - set_ifc_csor(IFC_CS1, CONFIG_SYS_CSOR1); - set_ifc_amask(IFC_CS1, CONFIG_SYS_AMASK1); - set_ifc_cspr(IFC_CS1, CONFIG_SYS_CSPR1); - set_ifc_ftim(IFC_CS1, IFC_FTIM0, CONFIG_SYS_CS1_FTIM0); set_ifc_ftim(IFC_CS1, IFC_FTIM1, CONFIG_SYS_CS1_FTIM1); set_ifc_ftim(IFC_CS1, IFC_FTIM2, CONFIG_SYS_CS1_FTIM2); set_ifc_ftim(IFC_CS1, IFC_FTIM3, CONFIG_SYS_CS1_FTIM3); + + set_ifc_csor(IFC_CS1, CONFIG_SYS_CSOR1); + set_ifc_amask(IFC_CS1, CONFIG_SYS_AMASK1); + set_ifc_cspr(IFC_CS1, CONFIG_SYS_CSPR1); #endif
#if defined(CONFIG_SYS_CSPR2) && defined(CONFIG_SYS_CSOR2) - set_ifc_csor(IFC_CS2, CONFIG_SYS_CSOR2); - set_ifc_amask(IFC_CS2, CONFIG_SYS_AMASK2); - set_ifc_cspr(IFC_CS2, CONFIG_SYS_CSPR2); - set_ifc_ftim(IFC_CS2, IFC_FTIM0, CONFIG_SYS_CS2_FTIM0); set_ifc_ftim(IFC_CS2, IFC_FTIM1, CONFIG_SYS_CS2_FTIM1); set_ifc_ftim(IFC_CS2, IFC_FTIM2, CONFIG_SYS_CS2_FTIM2); set_ifc_ftim(IFC_CS2, IFC_FTIM3, CONFIG_SYS_CS2_FTIM3);
+ set_ifc_csor(IFC_CS2, CONFIG_SYS_CSOR2); + set_ifc_amask(IFC_CS2, CONFIG_SYS_AMASK2); + set_ifc_cspr(IFC_CS2, CONFIG_SYS_CSPR2); #endif
#if defined(CONFIG_SYS_CSPR3) && defined(CONFIG_SYS_CSOR3) - set_ifc_cspr(IFC_CS3, CONFIG_SYS_CSPR3); - set_ifc_amask(IFC_CS3, CONFIG_SYS_AMASK3); - set_ifc_csor(IFC_CS3, CONFIG_SYS_CSOR3); - set_ifc_ftim(IFC_CS3, IFC_FTIM0, CONFIG_SYS_CS3_FTIM0); set_ifc_ftim(IFC_CS3, IFC_FTIM1, CONFIG_SYS_CS3_FTIM1); set_ifc_ftim(IFC_CS3, IFC_FTIM2, CONFIG_SYS_CS3_FTIM2); set_ifc_ftim(IFC_CS3, IFC_FTIM3, CONFIG_SYS_CS3_FTIM3); + + set_ifc_cspr(IFC_CS3, CONFIG_SYS_CSPR3); + set_ifc_amask(IFC_CS3, CONFIG_SYS_AMASK3); + set_ifc_csor(IFC_CS3, CONFIG_SYS_CSOR3); #endif }