[PATCH 3.10 28/52] ARM: at91: fix at91_sysirq_mask_rtc for sam9x5 SoCs

3.10-stable review patch. If anyone has any objections, please let me know. -- From: Boris BREZILLON commit 9dcc87fec8947308e0111c65dcd881e6aa5b1673 upstream. sam9x5 SoCs have the following errata: "RTC: Interrupt Mask Register cannot be used Interrupt Mask Register read

[PATCH 3.10 28/52] ARM: at91: fix at91_sysirq_mask_rtc for sam9x5 SoCs

3.10-stable review patch. If anyone has any objections, please let me know. -- From: Boris BREZILLON boris.brezil...@free-electrons.com commit 9dcc87fec8947308e0111c65dcd881e6aa5b1673 upstream. sam9x5 SoCs have the following errata: RTC: Interrupt Mask Register cannot be used