[U-Boot] [PATCH] armv8: lx2160ardb: invert AQR107 pins polarity

Florin Chiculita florinlaurentiu.chiculita at nxp.com
Mon Apr 22 08:57:47 UTC 2019


AQR107 PHYs interrupt pins are active-low, while the GIC expects a
level-high signal.

Signed-off-by: Florin Chiculita <florinlaurentiu.chiculita at nxp.com>
---
 board/freescale/lx2160a/lx2160a.c | 8 ++++++++
 include/configs/lx2160ardb.h      | 1 +
 2 files changed, 9 insertions(+)

diff --git a/board/freescale/lx2160a/lx2160a.c b/board/freescale/lx2160a/lx2160a.c
index b763f6d..fa4520b 100644
--- a/board/freescale/lx2160a/lx2160a.c
+++ b/board/freescale/lx2160a/lx2160a.c
@@ -461,12 +461,20 @@ unsigned long get_board_ddr_clk(void)
 
 int board_init(void)
 {
+#if defined(CONFIG_FSL_MC_ENET) && defined(CONFIG_TARGET_LX2160ARDB)
+	u32 __iomem *irq_ccsr = (u32 __iomem *)ISC_BASE;
+#endif
 #ifdef CONFIG_ENV_IS_NOWHERE
 	gd->env_addr = (ulong)&default_environment[0];
 #endif
 
 	select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
 
+#if defined(CONFIG_FSL_MC_ENET) && defined(CONFIG_TARGET_LX2160ARDB)
+	/* invert AQR107 IRQ pins polarity */
+	out_le32(irq_ccsr + IRQCR_OFFSET / 4, AQR107_IRQ_MASK);
+#endif
+
 #ifdef CONFIG_FSL_CAAM
 	sec_init();
 #endif
diff --git a/include/configs/lx2160ardb.h b/include/configs/lx2160ardb.h
index 7acd93c..31dd43d 100644
--- a/include/configs/lx2160ardb.h
+++ b/include/configs/lx2160ardb.h
@@ -60,6 +60,7 @@
 
 #define AQR107_PHY_ADDR1	0x04
 #define AQR107_PHY_ADDR2	0x05
+#define AQR107_IRQ_MASK		0x0C
 
 #define CORTINA_NO_FW_UPLOAD
 #define CORTINA_PHY_ADDR1	0x0
-- 
1.9.3



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