Commit a22c8e88 authored by Claudiu Beznea's avatar Claudiu Beznea Committed by Sebastian Reichel
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power: reset: at91-reset: add support for SAMA7G5 



Add support for SAMA7G5 including reset_controller_dev support for 3 lines
(which are USB PHYs).

Signed-off-by: default avatarClaudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
parent 5f37c797

drivers/power/reset/at91-reset.c

+13 −0
Original line number Diff line number Diff line
@@ -22,6 +22,8 @@ 
#include <soc/at91/at91sam9_ddrsdr.h>

#include <soc/at91/at91sam9_sdramc.h>



#include <dt-bindings/reset/sama7g5-reset.h>



#define AT91_RSTC_CR	0x00		/* Reset Controller Control Register */

#define AT91_RSTC_PROCRST	BIT(0)		/* Processor Reset */

#define AT91_RSTC_PERRST	BIT(2)		/* Peripheral Reset */
@@ -206,6 +208,13 @@ static const struct at91_reset_data samx7 = { 
	.reset_args = AT91_RSTC_KEY | AT91_RSTC_PROCRST,

};



static const struct at91_reset_data sama7g5 = {

	.reset_args = AT91_RSTC_KEY | AT91_RSTC_PROCRST,

	.n_device_reset = 3,

	.device_reset_min_id = SAMA7G5_RESET_USB_PHY1,

	.device_reset_max_id = SAMA7G5_RESET_USB_PHY3,

};



static const struct of_device_id at91_reset_of_match[] = {

	{

		.compatible = "atmel,at91sam9260-rstc",
@@ -227,6 +236,10 @@ static const struct of_device_id at91_reset_of_match[] = { 
		.compatible = "microchip,sam9x60-rstc",

		.data = &samx7,

	},

	{

		.compatible = "microchip,sama7g5-rstc",

		.data = &sama7g5,

	},

	{ /* sentinel */ }

};

MODULE_DEVICE_TABLE(of, at91_reset_of_match);