diff options
Diffstat (limited to 'board/cloudengines/pogo_v4/pogo_v4.c')
| -rw-r--r-- | board/cloudengines/pogo_v4/pogo_v4.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/board/cloudengines/pogo_v4/pogo_v4.c b/board/cloudengines/pogo_v4/pogo_v4.c new file mode 100644 index 0000000000..61ce0d59c7 --- /dev/null +++ b/board/cloudengines/pogo_v4/pogo_v4.c @@ -0,0 +1,148 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2014-2022 Tony Dinh <mibodhi@gmail.com> + * + * Based on + * Copyright (C) 2012 David Purdy <david.c.purdy@gmail.com> + * + * Based on Kirkwood support: + * (C) Copyright 2009 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + */ + +#include <common.h> +#include <netdev.h> +#include <asm/arch/cpu.h> +#include <asm/arch/soc.h> +#include <asm/arch/mpp.h> +#include <asm/io.h> +#include <asm/arch/gpio.h> +#include <asm/mach-types.h> +#include <bootstage.h> +#include <command.h> +#include <init.h> +#include <linux/bitops.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* GPIO configuration */ +#define POGO_V4_OE_LOW (~(0)) +#define POGO_V4_OE_HIGH (~(0)) +#define POGO_V4_OE_VAL_LOW BIT(29) +#define POGO_V4_OE_VAL_HIGH 0 + +/* button */ +#define BTN_EJECT 29 + +int board_early_init_f(void) +{ + /* + * default gpio configuration + * There are maximum 64 gpios controlled through 2 sets of registers + * the below configuration configures mainly initial LED status + */ + mvebu_config_gpio(POGO_V4_OE_VAL_LOW, + POGO_V4_OE_VAL_HIGH, + POGO_V4_OE_LOW, POGO_V4_OE_HIGH); + + /* Multi-Purpose Pins Functionality configuration */ + u32 kwmpp_config[] = { + MPP0_NF_IO2, + MPP1_NF_IO3, + MPP2_NF_IO4, + MPP3_NF_IO5, + MPP4_NF_IO6, + MPP5_NF_IO7, + MPP6_SYSRST_OUTn, + MPP7_GPO, + MPP8_TW_SDA, + MPP9_TW_SCK, + MPP10_UART0_TXD, + MPP11_UART0_RXD, + MPP12_SD_CLK, + MPP13_SD_CMD, + MPP14_SD_D0, + MPP15_SD_D1, + MPP16_SD_D2, + MPP17_SD_D3, + MPP18_NF_IO0, + MPP19_NF_IO1, + MPP20_SATA1_ACTn, + MPP21_SATA0_ACTn, + MPP22_GPIO, /* Green LED */ + MPP23_GPIO, + MPP24_GPIO, /* Red LED */ + MPP25_GPIO, + MPP26_GPIO, + MPP27_GPIO, + MPP28_GPIO, + MPP29_GPIO, /* Eject button */ + MPP30_GPIO, + MPP31_GPIO, + MPP32_GPIO, + MPP33_GPIO, + MPP34_GPIO, + MPP35_GPIO, /* FR6192 has only 36 GPIOs */ + 0 + }; + kirkwood_mpp_conf(kwmpp_config, NULL); + + return 0; +} + +int board_eth_init(struct bd_info *bis) +{ + return cpu_eth_init(bis); +} + +int board_late_init(void) +{ + /* Do late init to ensure successful enumeration of XHCI devices */ + pci_init(); + return 0; +} + +int board_init(void) +{ + /* Boot parameters address */ + gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100; + + return 0; +} + +#if CONFIG_IS_ENABLED(BOOTSTAGE) +#define GREEN_LED BIT(22) +#define RED_LED BIT(24) +#define BOTH_LEDS (GREEN_LED | RED_LED) +#define NEITHER_LED 0 + +static void set_leds(u32 leds, u32 blinking) +{ + struct kwgpio_registers *r; + u32 oe; + u32 bl; + + r = (struct kwgpio_registers *)MVEBU_GPIO0_BASE; + oe = readl(&r->oe) | BOTH_LEDS; + writel(oe & ~leds, &r->oe); /* active low */ + bl = readl(&r->blink_en) & ~BOTH_LEDS; + writel(bl | blinking, &r->blink_en); +} + +void show_boot_progress(int val) +{ + switch (val) { + case BOOTSTAGE_ID_RUN_OS: /* booting Linux */ + set_leds(BOTH_LEDS, NEITHER_LED); + break; + case BOOTSTAGE_ID_NET_ETH_START: /* Ethernet initialization */ + set_leds(GREEN_LED, GREEN_LED); + break; + default: + if (val < 0) /* error */ + set_leds(RED_LED, RED_LED); + break; + } +} +#endif |