From 93dd0e239e757655b9c20a1d89b0228bc271f86b Mon Sep 17 00:00:00 2001 From: gdisirio Date: Tue, 12 Feb 2013 13:55:04 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@5164 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/hal/platforms/SPC56ELxx/hal_lld.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'os/hal') diff --git a/os/hal/platforms/SPC56ELxx/hal_lld.c b/os/hal/platforms/SPC56ELxx/hal_lld.c index 9d2f82974..32915f161 100644 --- a/os/hal/platforms/SPC56ELxx/hal_lld.c +++ b/os/hal/platforms/SPC56ELxx/hal_lld.c @@ -160,22 +160,24 @@ void spc_early_init(void) { CGM.AC3_SC.R = SPC5_FMPLL0_CLK_SRC; CGM.AC4_SC.R = SPC5_FMPLL1_CLK_SRC; - /* Enables the XOSC in order to check its functionality.*/ + /* Enables the XOSC in order to check its functionality before proceeding + with the initialization.*/ ME.DRUN.R = SPC5_ME_MC_SYSCLK_IRC | SPC5_ME_MC_IRCON | SPC5_ME_MC_XOSC0ON | \ SPC5_ME_MC_FLAON_NORMAL | SPC5_ME_MC_MVRON; if (halSPCSetRunMode(SPC5_RUNMODE_DRUN) == CH_FAILED) { SPC5_CLOCK_FAILURE_HOOK(); } - /* Initialization of the FMPLLs settings.*/ + /* Initialization of the FMPLLs settings. + TODO: Add settings for the MR registers.*/ CGM.FMPLL[0].CR.R = SPC5_FMPLL0_ODF | ((SPC5_FMPLL0_IDF_VALUE - 1) << 26) | (SPC5_FMPLL0_NDIV_VALUE << 16); - CGM.FMPLL[0].MR.R = 0; /* TODO: Add a setting. */ + CGM.FMPLL[0].MR.R = 0; CGM.FMPLL[1].CR.R = SPC5_FMPLL1_ODF | ((SPC5_FMPLL1_IDF_VALUE - 1) << 26) | (SPC5_FMPLL1_NDIV_VALUE << 16); - CGM.FMPLL[1].MR.R = 0; /* TODO: Add a setting. */ + CGM.FMPLL[1].MR.R = 0; /* Run modes initialization, note writes to the MC registers are verified by a protection mechanism, the operation success is verified at the @@ -213,7 +215,7 @@ void spc_early_init(void) { ME.LPPC[6].R = SPC5_ME_LP_PC6_BITS; ME.LPPC[7].R = SPC5_ME_LP_PC7_BITS; - /* CFLASH settings calculated for a maximum clock of 120MHz.*/ + /* CFLASH settings initialized for a maximum clock of 120MHz.*/ CFLASH.PFCR0.B.B02_APC = 3; CFLASH.PFCR0.B.B02_WWSC = 3; CFLASH.PFCR0.B.B02_RWSC = 3; -- cgit v1.2.3