arm: mvebu: mvebu_armada-8k: Add support for initializing iEi Puzzle-M801 networking
Add support for the marvell,armada8040-puzzle-m801 compatible string
in the board/Marvell/mvebu_armada-8k/board.c file to initialize the
networking on iEi Puzzle-M801 board (2x CP1 1 Gb ports).
Signed-off-by: Luka Kovacic <luka.kovacic@sartura.hr>
Cc: Luka Perkov <luka.perkov@sartura.hr>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/board/Marvell/mvebu_armada-8k/board.c b/board/Marvell/mvebu_armada-8k/board.c
index 60b0024..bf8a929 100644
--- a/board/Marvell/mvebu_armada-8k/board.c
+++ b/board/Marvell/mvebu_armada-8k/board.c
@@ -34,6 +34,17 @@
#define I2C_IO_REG_CL ((1 << I2C_IO_REG_0_USB_H0_CL) | \
(1 << I2C_IO_REG_0_USB_H1_CL))
+/*
+ * Information specific to the iEi Puzzle-M801 board.
+ */
+
+/* Internal configuration registers */
+#define CP1_CONF_REG_BASE 0xf4440000
+#define CONF_REG_MPP0 0x0
+#define CONF_REG_MPP1 0x4
+#define CONF_REG_MPP2 0x8
+#define CONF_REG_MPP3 0xC
+
static int usb_enabled = 0;
/* Board specific xHCI dis-/enable code */
@@ -141,7 +152,14 @@
int board_early_init_f(void)
{
- /* Nothing to do (yet), perhaps later some pin-muxing etc */
+ /* Initialize some platform specific memory locations */
+ if (of_machine_is_compatible("marvell,armada8040-puzzle-m801")) {
+ /* MPP setup */
+ writel(0x00444444, CP1_CONF_REG_BASE + CONF_REG_MPP0);
+ writel(0x00000000, CP1_CONF_REG_BASE + CONF_REG_MPP1);
+ writel(0x00000000, CP1_CONF_REG_BASE + CONF_REG_MPP2);
+ writel(0x08888000, CP1_CONF_REG_BASE + CONF_REG_MPP3);
+ }
return 0;
}