Re: [PATCH 2/2] arm: mvebu: mvebu_armada-8k: Add support for initializing iEi Puzzle-M801 networking

[Stefan Roese]

On 29.08.20 00:35, Luka Kovacic wrote:

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.kova...@sartura.hr>
Cc: Luka Perkov <luka.per...@sartura.hr>

Reviewed-by: Stefan Roese <s...@denx.de>

Thanks,
Stefan

---
  board/Marvell/mvebu_armada-8k/board.c | 20 +++++++++++++++++++-
  1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/board/Marvell/mvebu_armada-8k/board.c 
b/board/Marvell/mvebu_armada-8k/board.c
index 60b0024630..bf8a929ec1 100644
--- a/board/Marvell/mvebu_armada-8k/board.c
+++ b/board/Marvell/mvebu_armada-8k/board.c
@@ -34,6 +34,17 @@ DECLARE_GLOBAL_DATA_PTR;
  #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_xhci_enable(fdt_addr_t base)

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;

  }

Viele Grüße,
Stefan

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