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SubjectRe: [PATCH V2 9/9] mmc: mmci: add sdmmc variant revision 2.0
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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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