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authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/board/Marvell/db-xc3-24g4xg/db-xc3-24g4xg.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/board/Marvell/db-xc3-24g4xg/db-xc3-24g4xg.c')
-rw-r--r--roms/u-boot/board/Marvell/db-xc3-24g4xg/db-xc3-24g4xg.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/roms/u-boot/board/Marvell/db-xc3-24g4xg/db-xc3-24g4xg.c b/roms/u-boot/board/Marvell/db-xc3-24g4xg/db-xc3-24g4xg.c
new file mode 100644
index 000000000..0abdca1cd
--- /dev/null
+++ b/roms/u-boot/board/Marvell/db-xc3-24g4xg/db-xc3-24g4xg.c
@@ -0,0 +1,71 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2015 Stefan Roese <sr@denx.de>
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <init.h>
+#include <asm/global_data.h>
+#include <asm/gpio.h>
+#include <linux/bitops.h>
+#include <linux/mbus.h>
+#include <linux/io.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/soc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * These values and defines are taken from the Marvell U-Boot version
+ * "u-boot-2013.01-2016_T1.0.eng_drop_v6"
+ */
+#define DB_DX_AC3_GPP_OUT_ENA_LOW (~(BIT(0) | BIT(2) | BIT(3) | BIT(4) | BIT(6) | BIT(12) \
+ | BIT(13) | BIT(16) | BIT(17) | BIT(20) | BIT(29) | BIT(30)))
+#define DB_DX_AC3_GPP_OUT_ENA_MID (~(0))
+#define DB_DX_AC3_GPP_OUT_VAL_LOW (BIT(0) | BIT(2) | BIT(3) | BIT(4) | BIT(6) | BIT(12) \
+ | BIT(13) | BIT(16) | BIT(17) | BIT(20) | BIT(29) | BIT(30))
+#define DB_DX_AC3_GPP_OUT_VAL_MID 0x0
+#define DB_DX_AC3_GPP_POL_LOW 0x0
+#define DB_DX_AC3_GPP_POL_MID 0x0
+
+int board_early_init_f(void)
+{
+ /* Configure MPP */
+ writel(0x00142222, MVEBU_MPP_BASE + 0x00);
+ writel(0x11122000, MVEBU_MPP_BASE + 0x04);
+ writel(0x44444004, MVEBU_MPP_BASE + 0x08);
+ writel(0x14444444, MVEBU_MPP_BASE + 0x0c);
+ writel(0x00000001, MVEBU_MPP_BASE + 0x10);
+
+ /* Set GPP Out value */
+ writel(DB_DX_AC3_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00);
+ writel(DB_DX_AC3_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00);
+
+ /* Set GPP Polarity */
+ writel(DB_DX_AC3_GPP_POL_LOW, MVEBU_GPIO0_BASE + 0x0c);
+ writel(DB_DX_AC3_GPP_POL_MID, MVEBU_GPIO1_BASE + 0x0c);
+
+ /* Set GPP Out Enable */
+ writel(DB_DX_AC3_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04);
+ writel(DB_DX_AC3_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04);
+
+ return 0;
+}
+
+int board_init(void)
+{
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
+
+ return 0;
+}
+
+#ifdef CONFIG_DISPLAY_BOARDINFO
+int checkboard(void)
+{
+ puts("Board: " CONFIG_SYS_BOARD "\n");
+
+ return 0;
+}
+#endif