Re: [PATCH v5 10/11] nvmem: sunxi: Move the SID driver to the nvmem framework

[Stephen Boyd]

On 05/21/2015 09:45 AM, Srinivas Kandagatla wrote:
> diff --git a/drivers/nvmem/Makefile b/drivers/nvmem/Makefile
> index caea611..cc46791 100644
> --- a/drivers/nvmem/Makefile
> +++ b/drivers/nvmem/Makefile
> @@ -9,3 +9,5 @@ nvmem_core-y			+= nvmem-mmio.o
>  # Devices
>  obj-$(CONFIG_QCOM_QFPROM)	+= nvmem_qfprom.o
>  nvmem_qfprom-y			:= qfprom.o
> +obj-$(CONFIG_NVMEM_SUNXI_SID)	+= nvmem-sunxi-sid.o
> +nvmem-sunxi-sid-y		:= sunxi-sid.o

Oh I see, so the module has nvmem- in the name. Isn't there some way to
add a rule to do that for all provider drivers?

> diff --git a/drivers/nvmem/sunxi-sid.c b/drivers/nvmem/sunxi-sid.c
> new file mode 100644
> index 0000000..5bfce35
> --- /dev/null
> +++ b/drivers/nvmem/sunxi-sid.c
> @@ -0,0 +1,64 @@
> +/*
> + * Allwinner sunXi SoCs Security ID support.
> + *
> + * Copyright (c) 2013 Oliver Schinagl <oliver@xxxxxxxxxxx>
> + * Copyright (C) 2014 Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + */
> +
> +#include <linux/module.h>
> +#include <linux/of.h>
> +#include "nvmem-mmio.h"
> +
> +static bool sunxi_sid_writeable_reg(struct device *dev, unsigned int reg)
> +{
> +	return false;
> +}
> +
> +static struct nvmem_config econfig = {

const?

> +	.name = "sunix-sid",
> +	.owner = THIS_MODULE,
> +};
> +
> +static struct regmap_config sunxi_sid_regmap_config = {

const?

> +	.reg_bits = 32,
> +	.val_bits = 32,
> +	.reg_stride = 4,
> +	.writeable_reg = sunxi_sid_writeable_reg,
> +};
> +
> +static struct nvmem_mmio_data sunxi_data = {

const?

> +	.nvmem_config = &econfig,
> +	.regmap_config = &sunxi_sid_regmap_config,
> +};
> +


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