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power: reset: at91-reset: add support for SAMA7G5

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

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Claudiu Beznea 2022-06-10 12:24:13 +03:00 committed by Sebastian Reichel
parent 5f37c797a4
commit a22c8e8834
1 changed files with 13 additions and 0 deletions
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13
drivers/power/reset/at91-reset.c
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@ -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);