Messages in this thread | | | Subject | Re: [PATCH V2 9/9] mmc: mmci: add sdmmc variant revision 2.0 | From | Ludovic BARRE <> | Date | Tue, 11 Feb 2020 15:44:17 +0100 |
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hi Ulf
Le 1/28/20 à 10:06 AM, Ludovic Barre a écrit : > This patch adds a sdmmc variant revision 2.0. > This revision is backward compatible with 1.1, and adds dma > link list support. > > Signed-off-by: Ludovic Barre <ludovic.barre@st.com> > --- > drivers/mmc/host/mmci.c | 30 ++++++++++++++++++++++++++++++ > 1 file changed, 30 insertions(+) > > diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c > index 24e630183ed4..a774c329c212 100644 > --- a/drivers/mmc/host/mmci.c > +++ b/drivers/mmc/host/mmci.c > @@ -275,6 +275,31 @@ static struct variant_data variant_stm32_sdmmc = { > .init = sdmmc_variant_init, > }; > > +static struct variant_data variant_stm32_sdmmcv2 = { > + .fifosize = 16 * 4, > + .fifohalfsize = 8 * 4, > + .f_max = 208000000, > + .stm32_clkdiv = true, > + .cmdreg_cpsm_enable = MCI_CPSM_STM32_ENABLE, > + .cmdreg_lrsp_crc = MCI_CPSM_STM32_LRSP_CRC, > + .cmdreg_srsp_crc = MCI_CPSM_STM32_SRSP_CRC, > + .cmdreg_srsp = MCI_CPSM_STM32_SRSP, > + .cmdreg_stop = MCI_CPSM_STM32_CMDSTOP, > + .data_cmd_enable = MCI_CPSM_STM32_CMDTRANS, > + .irq_pio_mask = MCI_IRQ_PIO_STM32_MASK, > + .datactrl_first = true, > + .datacnt_useless = true, > + .datalength_bits = 25, > + .datactrl_blocksz = 14, > + .datactrl_any_blocksz = true, > + .stm32_idmabsize_mask = GENMASK(16, 5), > + .dma_lli = true, > + .busy_timeout = true,
I forget "busy_detect = true," property I add this in next patch set
> + .busy_detect_flag = MCI_STM32_BUSYD0, > + .busy_detect_mask = MCI_STM32_BUSYD0ENDMASK, > + .init = sdmmc_variant_init, > +}; > + > static struct variant_data variant_qcom = { > .fifosize = 16 * 4, > .fifohalfsize = 8 * 4, > @@ -2343,6 +2368,11 @@ static const struct amba_id mmci_ids[] = { > .mask = 0xf0ffffff, > .data = &variant_stm32_sdmmc, > }, > + { > + .id = 0x00253180, > + .mask = 0xf0ffffff, > + .data = &variant_stm32_sdmmcv2, > + }, > /* Qualcomm variants */ > { > .id = 0x00051180, >
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