Re: [PATCH V3 0/4] Changes for SDCC5 version

[Bjorn Andersson <bjorn.andersson@linaro.org>]

On Sun 07 Oct 01:07 PDT 2018, Craig wrote:

> Any updates on this?
> 

FWIW I used qcom,sdhci-msm-v5 on QCS404 successfully.

Regards,
Bjorn

> On 25 September 2018 16:39:33 BST, Craig <ctatlor97@gmail.com> wrote:
> >
> >
> >On 25 September 2018 12:17:26 BST, Veerabhadrarao Badiganti
> ><vbadigan@codeaurora.org> wrote:
> >>
> >>On 9/25/2018 1:18 AM, Craig Tatlor wrote:
> >>> What socs have you tested this on?
> >>> On sdm660 it seems to crash device
> >>> when writing pwr ctl.
> >>
> >>Hi
> >>We have tested this on SDM845.
> >>SDM660 also has SDCC5 controller, so you would need to define
> >>"qcom,sdhci-msm-v5" in your platform dt.
> >>Can you confirm if you have defined this?
> >>
> >Hi,
> >Yes my DT entry is as follows
> >
> >sdhc_1: sdhci@f9824900 {                                               
> >                  
> >compatible = "qcom,sdhci-msm-v5";                                      
> >          
> >reg = <0xc0c4000 0x1000>, <0xc0c5000 0x1000>;                          
> >          
> >interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;                        
> >          
> >interrupt-names = "pwr_irq";                                           
> >          
> >                                                                       
> >bus-width = <8>;                                                       
> >          
> >non-removable;                                                         
> >          
> >                                                                       
> >vmmc-supply = <&pm660l_l4>;                                            
> >          
> >vqmmc-supply = <&pm660_l8>;                                            
> >          
> >                                                                       
> >pinctrl-names = "default";                                             
> >          
> >pinctrl-0 = <&sdc1_clk &sdc1_cmd &sdc1_data &sdc1_rclk>;               
> >          
> >                                                                       
> >clocks = <&gcc GCC_SDCC1_APPS_CLK>, <&gcc GCC_SDCC1_AHB_CLK>;          
> >          
> >clock-names = "core", "iface";                                         
> >          
> >        };          
> >
> >>BTW, can you please share few details of the platform that you are
> >>checking?
> >>We are not aware of any dev platform based on SDM660. This is just for
> >
> >>my info
> >
> >I'm checking on the sony xperia xa2 (pioneer) smartphone.
> >>
> >>> On Tue, Jun 19, 2018 at 11:09:17AM +0530, Vijay Viswanath wrote:
> >>>> With SDCC5, the MCI register space got removed and the offset/order
> >>of
> >>>> several registers have changed. Based on SDCC version used and the
> >>register,
> >>>> we need to pick the base address and offset.
> >>>>
> >>>> Depends on patch series: "[PATCH V5 0/2] mmc: sdhci-msm:
> >Configuring
> >>IO_PAD support for sdhci-msm"
> >>>>
> >>>> Changes since RFC:
> >>>> 	Dropped voltage regulator changes in sdhci-msm
> >>>> 	Split the "Register changes for sdcc V5" patch
> >>>> 	Instead of checking mci removal for deciding which base addr to
> >>use,
> >>>> 	new function pointers are defined for the 2 variants of sdcc:
> >>>> 		1) MCI present
> >>>> 		2) V5 (mci removed)
> >>>> 	Instead of string comparing with the compatible string from DT
> >>file,
> >>>> 	the sdhci_msm_probe will now pick the data associated with the
> >>>> 	compatible entry and use it to load variant specific address
> >>offsets
> >>>> 	and msm variant specific read/write ops.
> >>>>
> >>>> Changes since V1:
> >>>> 	Removed unused msm_reab & msm_writeb APIs
> >>>> 	Changed certain register addresses from uppercase to lowercase hex
> >>>> 	letters
> >>>> 	Removed extra lines and spaces
> >>>> 	Split "[PATCH V1 0/3] Changes for SDCC5 version" patch into two,
> >>>> 	one for Documentation and other for the driver changes.
> >>>>
> >>>> Changes since V2:
> >>>> 	Used lower case for macro function defenitions
> >>>> 	Removed unused function pointers for msm_readb & msm_writeb
> >>>>
> >>>>
> >>>> Sayali Lokhande (3):
> >>>>    mmc: sdhci-msm: Define new Register address map
> >>>>    Documentation: sdhci-msm: Add new compatible string for SDCC v5
> >>>>    mmc: host: Register changes for sdcc V5
> >>>>
> >>>> Vijay Viswanath (1):
> >>>>    mmc: sdhci-msm: Add msm version specific ops and data structures
> >>>>
> >>>>   .../devicetree/bindings/mmc/sdhci-msm.txt          |   7 +-
> >>>>   drivers/mmc/host/sdhci-msm.c                       | 511
> >>++++++++++++++++-----
> >>>>   2 files changed, 391 insertions(+), 127 deletions(-)
> >>>>
> >>>> -- 
> >>>>   Qualcomm India Private Limited, on behalf of Qualcomm Innovation
> >>Center, Inc.
> >>>> Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
> >a
> >>Linux Foundation Collaborative Project.
> >>>>
> >>>> --
> >>>> To unsubscribe from this list: send the line "unsubscribe
> >>linux-arm-msm" in
> >>>> the body of a message to majordomo@vger.kernel.org
> >>>> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> >>
> >>Thanks,
> >>Veera
> 
> -- 
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