Hi Dan,
On 07/17/2014 11:45 AM, Murphy, Dan wrote:
> Add the prcm_resets node to the prcm parent node.
>
> Add the am33xx_resets file to define the
> am33xx reset lines that are handled by this reset
> framework.
>
> Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
> ---
>
> v3 - No changes
>
> arch/arm/boot/dts/am33xx-resets.dtsi | 42 ++++++++++++++++++++++++++++++++++
> arch/arm/boot/dts/am33xx.dtsi | 7 ++++++
> 2 files changed, 49 insertions(+)
> create mode 100644 arch/arm/boot/dts/am33xx-resets.dtsi
>
> diff --git a/arch/arm/boot/dts/am33xx-resets.dtsi b/arch/arm/boot/dts/am33xx-resets.dtsi
> new file mode 100644
> index 0000000..9260626
> --- /dev/null
> +++ b/arch/arm/boot/dts/am33xx-resets.dtsi
> @@ -0,0 +1,42 @@
> +/*
> + * Device Tree Source for AM33XX reset data
> + *
> + * Copyright (C) 2014 Texas Instruments, Inc.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +
> +&prcm_resets {
> + gfx_rstctrl {
> + reg = <0x1104>,
> + <0x1114>;
> +
> + gfx_reset: gfx_reset {
> + control-bit = <0x01>;
> + status-bit = <0x01>;
> + };
> + };
> +
> + per_rstctrl {
> + reg = <0xD00>,
> + <0xD0C>;
> +
> + iva_reset: iva_reset {
There is no IVA on AM33xx, this should be corrected to reflect the PRU_ICSS.
> + control-bit = <0x04>;
> + status-bit = <0x10>;
> + };
> + };
Not defining the WkupM3 reset control?
> +
> + device_rstctrl {
> + reg = <0xf00>,
> + <0xf08>;
> +
> + device_reset: device_reset {
> + control-bit = <0x01>;
> + status-bit = <0x01>;
> + };
> + };
> +
> +};
> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> index 4a4e02d..5cdc8f0 100644
> --- a/arch/arm/boot/dts/am33xx.dtsi
> +++ b/arch/arm/boot/dts/am33xx.dtsi
> @@ -117,6 +117,12 @@
>
> prcm_clockdomains: clockdomains {
> };
> +
> + prcm_resets: resets {
> + #address-cells = <1>;
> + #size-cells = <1>;
Should be corrected as per comment on DT bindings.
regards
Suman
> + #reset-cells = <1>;
> + };
> };
>
> scrm: scrm@44e10000 {
> @@ -834,3 +840,4 @@
> };
>
> /include/ "am33xx-clocks.dtsi"
> +/include/ "am33xx-resets.dtsi"
>
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