SPI_DM: Drop non DM support

+ Dropped non DM support from Krikwood SPI
+ Modify config files

Signed-off-by: Bhargav Shah <bhargavshah1988 at gmail.com>

On 26.05.20 18:17, Bhargav Shah wrote:
> + Dropped non DM support from Krikwood SPI

s/Krikwood/Kirkwood

> + Modify config files

Another comment:

Please use a different patch subject next time. Something like this
would be better:

spi: kirkwood: Drop non-DM support and enable DM_SPI on all boards

Other than that:

Reviewed-by: Stefan Roese <sr at denx.de>

Thanks,
Stefan


> Signed-off-by: Bhargav Shah <bhargavshah1988 at gmail.com>
> 
> diff --git a/configs/clearfog_defconfig b/configs/clearfog_defconfig
> index 449c3a435e..2022779c47 100644
> --- a/configs/clearfog_defconfig
> +++ b/configs/clearfog_defconfig
> @@ -67,6 +67,8 @@ CONFIG_PCI_MVEBU=y
>   CONFIG_SCSI=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/clearfog_gt_8k_defconfig b/configs/clearfog_gt_8k_defconfig
> index 2b6445a3f1..11035ff86c 100644
> --- a/configs/clearfog_gt_8k_defconfig
> +++ b/configs/clearfog_gt_8k_defconfig
> @@ -67,6 +67,8 @@ CONFIG_DM_REGULATOR_FIXED=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_DEBUG_UART_ANNOUNCE=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/controlcenterdc_defconfig b/configs/controlcenterdc_defconfig
> index 4ac46ff759..ca2121ef47 100644
> --- a/configs/controlcenterdc_defconfig
> +++ b/configs/controlcenterdc_defconfig
> @@ -73,6 +73,8 @@ CONFIG_PCI_MVEBU=y
>   CONFIG_SCSI=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_TPM_ATMEL_TWI=y
>   CONFIG_TPM_AUTH_SESSIONS=y
> diff --git a/configs/crs305-1g-4s_defconfig b/configs/crs305-1g-4s_defconfig
> index 7632fc4254..0e61b889bd 100644
> --- a/configs/crs305-1g-4s_defconfig
> +++ b/configs/crs305-1g-4s_defconfig
> @@ -48,4 +48,6 @@ CONFIG_SPI_FLASH_WINBOND=y
>   CONFIG_PCI=y
>   CONFIG_PCI_MVEBU=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
> diff --git a/configs/d2net_v2_defconfig b/configs/d2net_v2_defconfig
> index fe3c6c4762..82295906ef 100644
> --- a/configs/d2net_v2_defconfig
> +++ b/configs/d2net_v2_defconfig
> @@ -46,7 +46,9 @@ CONFIG_SPI_FLASH_MACRONIX=y
>   CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_DM=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_USB_EHCI_HCD=y
> diff --git a/configs/db-88f6281-bp-nand_defconfig b/configs/db-88f6281-bp-nand_defconfig
> index f98e462d42..87813b67aa 100644
> --- a/configs/db-88f6281-bp-nand_defconfig
> +++ b/configs/db-88f6281-bp-nand_defconfig
> @@ -53,6 +53,7 @@ CONFIG_DM_RTC=y
>   CONFIG_RTC_MV=y
>   CONFIG_SYS_NS16550=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/db-88f6720_defconfig b/configs/db-88f6720_defconfig
> index e5a18d8096..865a8bb583 100644
> --- a/configs/db-88f6720_defconfig
> +++ b/configs/db-88f6720_defconfig
> @@ -56,6 +56,8 @@ CONFIG_MVPP2=y
>   CONFIG_MII=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/db-88f6820-amc_defconfig b/configs/db-88f6820-amc_defconfig
> index 146ea50b89..0ed553c7ba 100644
> --- a/configs/db-88f6820-amc_defconfig
> +++ b/configs/db-88f6820-amc_defconfig
> @@ -71,6 +71,8 @@ CONFIG_PCI=y
>   CONFIG_PCI_MVEBU=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/db-88f6820-gp_defconfig b/configs/db-88f6820-gp_defconfig
> index 20848abae2..9fd54b7ea2 100644
> --- a/configs/db-88f6820-gp_defconfig
> +++ b/configs/db-88f6820-gp_defconfig
> @@ -65,6 +65,8 @@ CONFIG_PCI_MVEBU=y
>   CONFIG_SCSI=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/db-mv784mp-gp_defconfig b/configs/db-mv784mp-gp_defconfig
> index ab96622873..2924be41b2 100644
> --- a/configs/db-mv784mp-gp_defconfig
> +++ b/configs/db-mv784mp-gp_defconfig
> @@ -66,6 +66,8 @@ CONFIG_PCI=y
>   CONFIG_PCI_MVEBU=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/db-xc3-24g4xg_defconfig b/configs/db-xc3-24g4xg_defconfig
> index 2bbff64665..a33a0bcabc 100644
> --- a/configs/db-xc3-24g4xg_defconfig
> +++ b/configs/db-xc3-24g4xg_defconfig
> @@ -53,6 +53,8 @@ CONFIG_SPI_FLASH_SST=y
>   CONFIG_PCI=y
>   CONFIG_PCI_MVEBU=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/ds414_defconfig b/configs/ds414_defconfig
> index 7d395d1e26..8b2fa7d081 100644
> --- a/configs/ds414_defconfig
> +++ b/configs/ds414_defconfig
> @@ -61,6 +61,8 @@ CONFIG_PCI=y
>   CONFIG_PCI_MVEBU=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/helios4_defconfig b/configs/helios4_defconfig
> index e15f10cdd5..efe012f539 100644
> --- a/configs/helios4_defconfig
> +++ b/configs/helios4_defconfig
> @@ -61,6 +61,8 @@ CONFIG_MII=y
>   CONFIG_SCSI=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/inetspace_v2_defconfig b/configs/inetspace_v2_defconfig
> index 6144eb5fad..0e5cb76e4a 100644
> --- a/configs/inetspace_v2_defconfig
> +++ b/configs/inetspace_v2_defconfig
> @@ -46,7 +46,9 @@ CONFIG_SPI_FLASH_MACRONIX=y
>   CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_DM=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_USB_EHCI_HCD=y
> diff --git a/configs/km_kirkwood_128m16_defconfig b/configs/km_kirkwood_128m16_defconfig
> index 9bbbfd9442..45ea933184 100644
> --- a/configs/km_kirkwood_128m16_defconfig
> +++ b/configs/km_kirkwood_128m16_defconfig
> @@ -49,5 +49,6 @@ CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_BCH=y
> diff --git a/configs/km_kirkwood_defconfig b/configs/km_kirkwood_defconfig
> index 887893ef33..86585ab3b1 100644
> --- a/configs/km_kirkwood_defconfig
> +++ b/configs/km_kirkwood_defconfig
> @@ -49,5 +49,6 @@ CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_BCH=y
> diff --git a/configs/km_kirkwood_pci_defconfig b/configs/km_kirkwood_pci_defconfig
> index 81c9f697bb..1ec80e1e95 100644
> --- a/configs/km_kirkwood_pci_defconfig
> +++ b/configs/km_kirkwood_pci_defconfig
> @@ -49,5 +49,6 @@ CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_BCH=y
> diff --git a/configs/kmcoge5un_defconfig b/configs/kmcoge5un_defconfig
> index 169d895203..8b480f62f6 100644
> --- a/configs/kmcoge5un_defconfig
> +++ b/configs/kmcoge5un_defconfig
> @@ -53,5 +53,6 @@ CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_BCH=y
> diff --git a/configs/kmnusa_defconfig b/configs/kmnusa_defconfig
> index 8d90cdab0f..ee065bd608 100644
> --- a/configs/kmnusa_defconfig
> +++ b/configs/kmnusa_defconfig
> @@ -54,5 +54,6 @@ CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_BCH=y
> diff --git a/configs/kmsuse2_defconfig b/configs/kmsuse2_defconfig
> index 82006010ed..4a959088f6 100644
> --- a/configs/kmsuse2_defconfig
> +++ b/configs/kmsuse2_defconfig
> @@ -54,5 +54,6 @@ CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_BCH=y
> diff --git a/configs/maxbcm_defconfig b/configs/maxbcm_defconfig
> index 1bdb151d0f..4407c07bbd 100644
> --- a/configs/maxbcm_defconfig
> +++ b/configs/maxbcm_defconfig
> @@ -46,4 +46,6 @@ CONFIG_MVNETA=y
>   CONFIG_MII=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
> diff --git a/configs/mvebu_db_armada8k_defconfig b/configs/mvebu_db_armada8k_defconfig
> index fb02f61b56..c4ab376999 100644
> --- a/configs/mvebu_db_armada8k_defconfig
> +++ b/configs/mvebu_db_armada8k_defconfig
> @@ -61,6 +61,8 @@ CONFIG_PINCTRL_ARMADA_8K=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_DEBUG_UART_ANNOUNCE=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/mvebu_mcbin-88f8040_defconfig b/configs/mvebu_mcbin-88f8040_defconfig
> index 0975ed386f..2fc5846424 100644
> --- a/configs/mvebu_mcbin-88f8040_defconfig
> +++ b/configs/mvebu_mcbin-88f8040_defconfig
> @@ -66,6 +66,8 @@ CONFIG_DM_REGULATOR_FIXED=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_DEBUG_UART_ANNOUNCE=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/net2big_v2_defconfig b/configs/net2big_v2_defconfig
> index 1389d30900..f417063de2 100644
> --- a/configs/net2big_v2_defconfig
> +++ b/configs/net2big_v2_defconfig
> @@ -46,7 +46,9 @@ CONFIG_SPI_FLASH_MACRONIX=y
>   CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_DM=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_USB_EHCI_HCD=y
> diff --git a/configs/netspace_lite_v2_defconfig b/configs/netspace_lite_v2_defconfig
> index c744d2c58e..25cc538061 100644
> --- a/configs/netspace_lite_v2_defconfig
> +++ b/configs/netspace_lite_v2_defconfig
> @@ -46,7 +46,9 @@ CONFIG_SPI_FLASH_MACRONIX=y
>   CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_DM=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_USB_EHCI_HCD=y
> diff --git a/configs/netspace_max_v2_defconfig b/configs/netspace_max_v2_defconfig
> index 8602729fcb..8cd0492e96 100644
> --- a/configs/netspace_max_v2_defconfig
> +++ b/configs/netspace_max_v2_defconfig
> @@ -46,7 +46,9 @@ CONFIG_SPI_FLASH_MACRONIX=y
>   CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_DM=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_USB_EHCI_HCD=y
> diff --git a/configs/netspace_mini_v2_defconfig b/configs/netspace_mini_v2_defconfig
> index ba9301de4d..a6fcb6b66f 100644
> --- a/configs/netspace_mini_v2_defconfig
> +++ b/configs/netspace_mini_v2_defconfig
> @@ -44,5 +44,7 @@ CONFIG_SPI_FLASH_MACRONIX=y
>   CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_DM=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
> diff --git a/configs/netspace_v2_defconfig b/configs/netspace_v2_defconfig
> index 6ba1ef423e..896de6e892 100644
> --- a/configs/netspace_v2_defconfig
> +++ b/configs/netspace_v2_defconfig
> @@ -46,7 +46,9 @@ CONFIG_SPI_FLASH_MACRONIX=y
>   CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
> +CONFIG_DM=y
>   CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_USB_EHCI_HCD=y
> diff --git a/configs/theadorable_debug_defconfig b/configs/theadorable_debug_defconfig
> index ab4a460959..2acde3960f 100644
> --- a/configs/theadorable_debug_defconfig
> +++ b/configs/theadorable_debug_defconfig
> @@ -72,6 +72,8 @@ CONFIG_DM_PCI_COMPAT=y
>   CONFIG_PCI_MVEBU=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/turris_omnia_defconfig b/configs/turris_omnia_defconfig
> index fff98733bf..2c74cf69e0 100644
> --- a/configs/turris_omnia_defconfig
> +++ b/configs/turris_omnia_defconfig
> @@ -74,6 +74,8 @@ CONFIG_PCI_MVEBU=y
>   CONFIG_SCSI=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/configs/x530_defconfig b/configs/x530_defconfig
> index 67c8fbf663..b970c2624d 100644
> --- a/configs/x530_defconfig
> +++ b/configs/x530_defconfig
> @@ -70,6 +70,8 @@ CONFIG_DM_RTC=y
>   CONFIG_RTC_DS1307=y
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550=y
> +CONFIG_SPI=y
> +CONFIG_DM_SPI=y
>   CONFIG_KIRKWOOD_SPI=y
>   CONFIG_USB=y
>   CONFIG_DM_USB=y
> diff --git a/drivers/spi/kirkwood_spi.c b/drivers/spi/kirkwood_spi.c
> index 01fcf6bef5..7ff9d935b8 100644
> --- a/drivers/spi/kirkwood_spi.c
> +++ b/drivers/spi/kirkwood_spi.c
> @@ -13,10 +13,6 @@
>   #include <malloc.h>
>   #include <spi.h>
>   #include <asm/io.h>
> -#include <asm/arch/soc.h>
> -#ifdef CONFIG_ARCH_KIRKWOOD
> -#include <asm/arch/mpp.h>
> -#endif
>   #include <asm/arch-mvebu/spi.h>
>   
>   static void _spi_cs_activate(struct kwspi_registers *reg)
> @@ -94,119 +90,6 @@ static int _spi_xfer(struct kwspi_registers *reg, unsigned int bitlen,
>   	return 0;
>   }
>   
> -#ifndef CONFIG_DM_SPI
> -
> -static struct kwspi_registers *spireg =
> -	(struct kwspi_registers *)MVEBU_SPI_BASE;
> -
> -#ifdef CONFIG_ARCH_KIRKWOOD
> -static u32 cs_spi_mpp_back[2];
> -#endif
> -
> -struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
> -				unsigned int max_hz, unsigned int mode)
> -{
> -	struct spi_slave *slave;
> -	u32 data;
> -#ifdef CONFIG_ARCH_KIRKWOOD
> -	static const u32 kwspi_mpp_config[2][2] = {
> -		{ MPP0_SPI_SCn, 0 }, /* if cs == 0 */
> -		{ MPP7_SPI_SCn, 0 } /* if cs != 0 */
> -	};
> -#endif
> -
> -	if (!spi_cs_is_valid(bus, cs))
> -		return NULL;
> -
> -	slave = spi_alloc_slave_base(bus, cs);
> -	if (!slave)
> -		return NULL;
> -
> -	writel(KWSPI_SMEMRDY, &spireg->ctrl);
> -
> -	/* calculate spi clock prescaller using max_hz */
> -	data = ((CONFIG_SYS_TCLK / 2) / max_hz) + 0x10;
> -	data = data < KWSPI_CLKPRESCL_MIN ? KWSPI_CLKPRESCL_MIN : data;
> -	data = data > KWSPI_CLKPRESCL_MASK ? KWSPI_CLKPRESCL_MASK : data;
> -
> -	/* program spi clock prescaller using max_hz */
> -	writel(KWSPI_ADRLEN_3BYTE | data, &spireg->cfg);
> -	debug("data = 0x%08x\n", data);
> -
> -	writel(KWSPI_SMEMRDIRQ, &spireg->irq_cause);
> -	writel(KWSPI_IRQMASK, &spireg->irq_mask);
> -
> -#ifdef CONFIG_ARCH_KIRKWOOD
> -	/* program mpp registers to select  SPI_CSn */
> -	kirkwood_mpp_conf(kwspi_mpp_config[cs ? 1 : 0], cs_spi_mpp_back);
> -#endif
> -
> -	return slave;
> -}
> -
> -void spi_free_slave(struct spi_slave *slave)
> -{
> -#ifdef CONFIG_ARCH_KIRKWOOD
> -	kirkwood_mpp_conf(cs_spi_mpp_back, NULL);
> -#endif
> -	free(slave);
> -}
> -
> -__attribute__((weak)) int board_spi_claim_bus(struct spi_slave *slave)
> -{
> -	return 0;
> -}
> -
> -int spi_claim_bus(struct spi_slave *slave)
> -{
> -	return board_spi_claim_bus(slave);
> -}
> -
> -__attribute__((weak)) void board_spi_release_bus(struct spi_slave *slave)
> -{
> -}
> -
> -void spi_release_bus(struct spi_slave *slave)
> -{
> -	board_spi_release_bus(slave);
> -}
> -
> -#ifndef CONFIG_SPI_CS_IS_VALID
> -/*
> - * you can define this function board specific
> - * define above CONFIG in board specific config file and
> - * provide the function in board specific src file
> - */
> -int spi_cs_is_valid(unsigned int bus, unsigned int cs)
> -{
> -	return bus == 0 && (cs == 0 || cs == 1);
> -}
> -#endif
> -
> -void spi_init(void)
> -{
> -}
> -
> -void spi_cs_activate(struct spi_slave *slave)
> -{
> -	_spi_cs_activate(spireg);
> -}
> -
> -void spi_cs_deactivate(struct spi_slave *slave)
> -{
> -	_spi_cs_deactivate(spireg);
> -}
> -
> -int spi_xfer(struct spi_slave *slave, unsigned int bitlen,
> -	     const void *dout, void *din, unsigned long flags)
> -{
> -	return _spi_xfer(spireg, bitlen, dout, din, flags);
> -}
> -
> -#else
> -
> -/* Here now the DM part */
> -
>   struct mvebu_spi_dev {
>   	bool			is_errata_50mhz_ac;
>   };
> @@ -413,4 +296,3 @@ U_BOOT_DRIVER(mvebu_spi) = {
>   	.priv_auto_alloc_size = sizeof(struct mvebu_spi_priv),
>   	.probe = mvebu_spi_probe,
>   };
> -#endif
> 


Viele Gr??e,
Stefan