On Wed 14 Mar 02:21 PDT 2018, Sibi S wrote:
> +- reg:
> + Usage: required
> + Value type: <prop-encoded-array>
> + Definition: must specify the base address and size of the register
> + space.
> +
> +
Double empty lines.
> +- #reset-cells:
> + Usage: required
> + Value type: <uint>
> + Definition: must be 1; cell entry represents the reset index.
> +
> +example:
Please capitalize the initial char.
> +
> +aoss_reset: qcom,reset-controller@b2e0100 {
> + compatible = "qcom,sdm845-aoss-reset";
> + reg = <0xc2b0000 0x20004>;
0x20004 does seem very even, please verify this size.
> + #reset-cells = <1>;
> +};
> +
> +
> +Specifying reset lines connected to IP modules
"AOSS reset clients"
Although you could probably get a way with just referring to reset.txt
and the header file.
> +==============================================
> +
> +Device nodes that need access to reset lines should
> +specify them as a reset phandle in their corresponding node as
> +specified in reset.txt.
> +
> +For list of all valid reset indicies see
> +<dt-bindings/reset/qcom,sdm845-aoss.h>
> +
> +Example:
> +
> +modem-pil@4080000 {
> + ...
> +
> + resets = <&aoss_reset AOSS_CC_MSS_RESTART>;
> + reset-names = "mss_restart";
> +
> + ...
> +};
> diff --git a/include/dt-bindings/reset/qcom,sdm845-aoss.h b/include/dt-bindings/reset/qcom,sdm845-aoss.h
> new file mode 100644
> index 0000000..e9b38fc
> --- /dev/null
> +++ b/include/dt-bindings/reset/qcom,sdm845-aoss.h
> @@ -0,0 +1,17 @@
> +// SPDX-License-Identifier: GPL-2.0
For tooling reasons header files should have their SPDX License tag
wrapped in /* */
> +/*
> + * Copyright (C) 2018 The Linux Foundation. All rights reserved.
> + */
> +
> +#ifndef _DT_BINDINGS_RESET_AOSS_SDM_845_H
> +#define _DT_BINDINGS_RESET_AOSS_SDM_845_H
> +
> +#define AOSS_CC_MSS_RESTART 0
> +#define AOSS_CC_CAMSS_RESTART 1
> +#define AOSS_CC_VENUS_RESTART 2
> +#define AOSS_CC_GPU_RESTART 3
> +#define AOSS_CC_DISPSS_RESTART 4
> +#define AOSS_CC_WCSS_RESTART 5
> +#define AOSS_CC_LPASS_RESTART 6
> +
> +#endif
Apart from these nits this looks reasonable.
Regards,
Bjorn
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