From 2c26cb4d6944edf0a65a4b1fdeacdcc816261739 Mon Sep 17 00:00:00 2001 From: Claudiu Beznea Date: Thu, 15 Apr 2021 13:50:03 +0300 Subject: [PATCH] ARM: at91: pm: add sama7g5 ddr controller Add SAMA7G5 DDR controller to the list of DDR controller compatibles. At the moment there is no standby support. Adapt the code for this. Signed-off-by: Claudiu Beznea Signed-off-by: Nicolas Ferre Link: https://lore.kernel.org/r/20210415105010.569620-18-claudiu.beznea@microchip.com --- arch/arm/mach-at91/pm.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index 65e13769cf50..5dc942a2012d 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -548,6 +548,7 @@ static const struct of_device_id ramc_ids[] __initconst = { { .compatible = "atmel,at91sam9260-sdramc", .data = &ramc_infos[1] }, { .compatible = "atmel,at91sam9g45-ddramc", .data = &ramc_infos[2] }, { .compatible = "atmel,sama5d3-ddramc", .data = &ramc_infos[3] }, + { .compatible = "microchip,sama7g5-uddrc", }, { /*sentinel*/ } }; @@ -565,9 +566,11 @@ static __init void at91_dt_ramc(void) panic(pr_fmt("unable to map ramc[%d] cpu registers\n"), idx); ramc = of_id->data; - if (!standby) - standby = ramc->idle; - soc_pm.data.memctrl = ramc->memctrl; + if (ramc) { + if (!standby) + standby = ramc->idle; + soc_pm.data.memctrl = ramc->memctrl; + } idx++; } -- 2.20.1