On 09/25/2018 03:01 PM, Gregory CLEMENT wrote:
> Adding the support for 3 boards sharing common code:
> - PCB120 and PCB 123 for Ocelot chip
> - PCB 91 for Luton chip
>
> Signed-off-by: Gregory CLEMENT <gregory.clem...@bootlin.com>
> ---
> board/mscc/common/board.c | 29 +++++++++++++++++++++++++++++
> board/mscc/luton/Kconfig | 14 ++++++++++++++
> board/mscc/luton/Makefile | 4 ++++
> board/mscc/luton/luton.c | 14 ++++++++++++++
> board/mscc/ocelot/Kconfig | 24 ++++++++++++++++++++++++
> board/mscc/ocelot/Makefile | 5 +++++
> board/mscc/ocelot/ocelot.c | 38 ++++++++++++++++++++++++++++++++++++++
> 7 files changed, 128 insertions(+)
> create mode 100644 board/mscc/common/board.c
> create mode 100644 board/mscc/luton/Kconfig
> create mode 100644 board/mscc/luton/Makefile
> create mode 100644 board/mscc/luton/luton.c
> create mode 100644 board/mscc/ocelot/Kconfig
> create mode 100644 board/mscc/ocelot/Makefile
> create mode 100644 board/mscc/ocelot/ocelot.c
>
> diff --git a/board/mscc/common/board.c b/board/mscc/common/board.c
> new file mode 100644
> index 0000000000..86e7bf3353
> --- /dev/null
> +++ b/board/mscc/common/board.c
> @@ -0,0 +1,29 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2018 Microsemi Corporation
> + */
> +
> +#include <common.h>
> +#include <asm/io.h>
> +#include <asm/addrspace.h>
> +#include <asm/types.h>
> +#include <environment.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +int board_early_init_r(void)
> +{
> + u32 ctrl;
> +
> + /* Prepare SPI controller to be used in master mode */
> + writel(0, REG_CFG(ICPU_SW_MODE));
> + ctrl = readl(REG_CFG(ICPU_GENERAL_CTRL));
> +
> + writel((ctrl & ~ICPU_GENERAL_CTRL_IF_SI_OWNER_M) |
> + ICPU_GENERAL_CTRL_IF_SI_OWNER(2),
> + REG_CFG(ICPU_GENERAL_CTRL));
This can be replaced by one of the clrsetbits stuff.
[...]
> +++ b/board/mscc/luton/luton.c
> @@ -0,0 +1,14 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2018 Microsemi Corporation
> + */
> +
> +#include <common.h>
> +#include <asm/io.h>
> +
> +void board_debug_uart_init(void)
> +{
> + /* too early for the pinctrl driver, so configure the UART pins here */
> + writel(BIT(30)|BIT(31), REG_GCB((0x68+8*4)));
> + writel(~(BIT(30)|BIT(31)), REG_GCB((0x68+9*4)));
Can this ad-hoc random address be replaced by a macro ?
[...]
--
Best regards,
Marek Vasut
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