On Tue, Jul 16, 2013 at 11:28:48AM +0800, Richard Zhu wrote: > From: Richard Zhu <r65037@xxxxxxxxxxxxx> > > imx6q contains one Synopsys AHCI SATA controller, > But it can't share ahci_platform driver with other > controllers. > Because there are some misalignments of the generic > AHCI controller. > The bits definitions of the HBA registers, the Vendor > Specific registers, the AHCI PHY clock and the AHCI > signals adjustment window(GPR13 register). > - CAP_SSS(bit20) of the HOST_CAP is writable, default > value is '0', should be configured to be '1' > - bit0 (only one AHCI SATA port on imx6q) of the > HOST_PORTS_IMPL should be set to be '1'.(default 0) > - One Vendor Specific register HOST_TIMER1MS(offset:0xe0) > should be configured regarding to the frequency of AHB > bus clock. > - Configurations of the AHCI PHY clock, and the signal > parameters of the GPR13 > > Setup its own ahci sata driver, contained the imx6q specific > initialized codes, re-use the generic ahci_platform driver, and > keep the generic ahci_platform driver clean as much as possible. > > Signed-off-by: Richard Zhu <r65037@xxxxxxxxxxxxx> Reviewed-by: Shawn Guo <shawn.guo@xxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
