From d7da1484ccd9949a157950a08a8c5e739e1cc96e Mon Sep 17 00:00:00 2001 From: Dipen Dudhat Date: Fri, 8 Apr 2011 16:04:51 +0530 Subject: [PATCH] powerpc/85xx: Change CS timing params before changing CS properties on IFC 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 Signed-off-by: Kumar Gala --- arch/powerpc/cpu/mpc8xxx/fsl_ifc.c | 31 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 16 deletions(-) diff --git a/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c b/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c index 39a455638f..e79482130e 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 } -- 2.39.5