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armv8: ls2080ardb: invert irq pins polarity for AQR405 PHY

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To use AQR405 PHY's interrupt, we need to invert the relative IRQ pins
polarity by setting IRQCR register, because AQR405 interrupt is low
active but GIC accepts high active.

Signed-off-by: Shaohui Xie <Shaohui.Xie@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Shaohui Xie
2016-01-28 15:38:15 +08:00
committed by York Sun
parent 2b690b9837
commit abc7d0f75c
3 changed files with 9 additions and 0 deletions
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4
board/freescale/ls2080ardb/ls2080ardb.c
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@@ -149,6 +149,7 @@ int board_init(void)
{
char *env_hwconfig;
u32 __iomem *dcfg_ccsr = (u32 __iomem *)DCFG_BASE;
u32 __iomem *irq_ccsr = (u32 __iomem *)ISC_BASE;
u32 val;
init_final_memctl_regs();
@@ -170,6 +171,9 @@ int board_init(void)
QIXIS_WRITE(rst_ctl, QIXIS_RST_CTL_RESET_EN);
/* invert AQR405 IRQ pins polarity */
out_le32(irq_ccsr + IRQCR_OFFSET / 4, AQR405_IRQ_MASK);
return 0;
}