From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Babic Date: Fri, 23 Sep 2011 11:15:14 +0200 Subject: [U-Boot] [PATCH 1/4] MX5: Modify the PLL decoding algorithm In-Reply-To: References: <1316045346-5168-1-git-send-email-marek.vasut@gmail.com> <1316045346-5168-2-git-send-email-marek.vasut@gmail.com> Message-ID: <4E7C4E22.7040700@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 09/22/2011 05:20 AM, Jason Hui wrote: > On Thu, Sep 15, 2011 at 8:09 AM, Marek Vasut wrote: >> The PLL decoding algorithm didn't take into account many configuration bits. >> Adjust it according to Linux kernel. Also, add PLL4 for MX53. >> >> Signed-off-by: Marek Vasut >> --- >> arch/arm/cpu/armv7/mx5/clock.c | 77 ++++++++++++++++++++++++++---- >> arch/arm/include/asm/arch-mx5/imx-regs.h | 3 + >> 2 files changed, 70 insertions(+), 10 deletions(-) >> >> diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c >> index 00610a0..9f37f7f 100644 >> --- a/arch/arm/cpu/armv7/mx5/clock.c >> +++ b/arch/arm/cpu/armv7/mx5/clock.c >> @@ -29,11 +29,13 @@ >> #include >> #include >> #include >> +#include >> >> enum pll_clocks { >> PLL1_CLOCK = 0, >> PLL2_CLOCK, >> PLL3_CLOCK, >> + PLL4_CLOCK, >> PLL_CLOCKS, >> }; >> >> @@ -41,25 +43,76 @@ struct mxc_pll_reg *mxc_plls[PLL_CLOCKS] = { >> [PLL1_CLOCK] = (struct mxc_pll_reg *)PLL1_BASE_ADDR, >> [PLL2_CLOCK] = (struct mxc_pll_reg *)PLL2_BASE_ADDR, >> [PLL3_CLOCK] = (struct mxc_pll_reg *)PLL3_BASE_ADDR, >> +#ifdef CONFIG_MX53 >> + [PLL4_CLOCK] = (struct mxc_pll_reg *)PLL4_BASE_ADDR, >> +#endif >> }; >> >> +#define MXC_DPLLC_CTL_HFSM (1 << 7) >> +#define MXC_DPLLC_CTL_DPDCK0_2_EN (1 << 12) >> + >> +#define MXC_DPLLC_OP_PDF_MASK 0xf >> +#define MXC_DPLLC_OP_MFI_MASK (0xf << 4) >> +#define MXC_DPLLC_OP_MFI_OFFSET 4 >> + >> +#define MXC_DPLLC_MFD_MFD_MASK 0x7ffffff >> + >> +#define MXC_DPLLC_MFN_MFN_MASK 0x7ffffff > > Can we put this stuff to crm_reg.h file? Right. Clock related defines are in the crm_reg.h file Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: office at denx.de =====================================================================