On Tue, 20 Jan 2015, Ulf Hansson wrote:
> On 20 January 2015 at 15:47, Lee Jones <lee.jones@xxxxxxxxxx> wrote:
> > On Tue, 23 Dec 2014, micky_ching@xxxxxxxxxxxxxx wrote:
> >
> >> From: Micky Ching <micky_ching@xxxxxxxxxxxxxx>
> >>
> >> Add helper function to write u32 to registers, if we want to put u32
> >> value to 4 continuous register, this can help us reduce tedious work.
> >>
> >> Signed-off-by: Micky Ching <micky_ching@xxxxxxxxxxxxxx>
> >> Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
> >> ---
> >> include/linux/mfd/rtsx_pci.h | 9 +++++++++
> >> 1 file changed, 9 insertions(+)
> >
> > Applied, thanks.
>
> This one has already been queued by you, for 3.19, and it's in Linus tree. :-)
>
> For your reference, I have queued the mmc patches which depends on
> $subject patch for 3.20.
I discovered this myself when I attempted to apply it. :)
Thanks for the heads-up though.
> >> diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/mfd/rtsx_pci.h
> >> index 74346d5..9234449 100644
> >> --- a/include/linux/mfd/rtsx_pci.h
> >> +++ b/include/linux/mfd/rtsx_pci.h
> >> @@ -558,6 +558,7 @@
> >> #define SD_SAMPLE_POINT_CTL 0xFDA7
> >> #define SD_PUSH_POINT_CTL 0xFDA8
> >> #define SD_CMD0 0xFDA9
> >> +#define SD_CMD_START 0x40
> >> #define SD_CMD1 0xFDAA
> >> #define SD_CMD2 0xFDAB
> >> #define SD_CMD3 0xFDAC
> >> @@ -967,4 +968,12 @@ static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
> >> return (u8 *)(pcr->host_cmds_ptr);
> >> }
> >>
> >> +static inline void rtsx_pci_write_be32(struct rtsx_pcr *pcr, u16 reg, u32 val)
> >> +{
> >> + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg, 0xFF, val >> 24);
> >> + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 1, 0xFF, val >> 16);
> >> + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 2, 0xFF, val >> 8);
> >> + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 3, 0xFF, val);
> >> +}
> >> +
> >> #endif
> >
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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