This prevents messages like gpio@20a0000: get_value: error: gpio GPIO2_2 not reserved
when CONFIG_DM_GPIO is enabled.
Also, when CONFIG_DM_GPIO is enabled, checkboard is too early to use gpio_get_value, so read it directly on failure.
Signed-off-by: Troy Kisky troy.kisky@boundarydevices.com --- board/boundary/nitrogen6x/nitrogen6x.c | 30 +++++++++++++++++++++++++- 1 file changed, 29 insertions(+), 1 deletion(-)
diff --git a/board/boundary/nitrogen6x/nitrogen6x.c b/board/boundary/nitrogen6x/nitrogen6x.c index 84d7cee740..d0e9eb835d 100644 --- a/board/boundary/nitrogen6x/nitrogen6x.c +++ b/board/boundary/nitrogen6x/nitrogen6x.c @@ -381,6 +381,15 @@ int board_eth_init(bd_t *bis) struct phy_device *phydev = NULL; int ret;
+ gpio_request(WL12XX_WL_IRQ_GP, "wifi_irq"); + gpio_request(IMX_GPIO_NR(6, 30), "rgmii_rxc"); + gpio_request(IMX_GPIO_NR(6, 25), "rgmii_rd0"); + gpio_request(IMX_GPIO_NR(6, 27), "rgmii_rd1"); + gpio_request(IMX_GPIO_NR(6, 28), "rgmii_rd2"); + gpio_request(IMX_GPIO_NR(6, 29), "rgmii_rd3"); + gpio_request(IMX_GPIO_NR(6, 24), "rgmii_rx_ctl"); + gpio_request(IMX_GPIO_NR(3, 23), "rgmii_reset_sabrelite"); + gpio_request(IMX_GPIO_NR(1, 27), "rgmii_reset_nitrogen6x"); setup_iomux_enet();
#ifdef CONFIG_FEC_MXC @@ -911,7 +920,16 @@ int board_init(void)
int checkboard(void) { - if (gpio_get_value(WL12XX_WL_IRQ_GP)) + int ret = gpio_get_value(WL12XX_WL_IRQ_GP); + + if (ret < 0) { + /* The gpios have not been probed yet. Read it myself */ + struct gpio_regs *regs = (struct gpio_regs *)GPIO6_BASE_ADDR; + int gpio = WL12XX_WL_IRQ_GP & 0x1f; + + ret = (readl(®s->gpio_psr) >> gpio) & 0x01; + } + if (ret) puts("Board: Nitrogen6X\n"); else puts("Board: SABRE Lite\n"); @@ -1013,6 +1031,16 @@ static const struct boot_mode board_boot_modes[] = {
int misc_init_r(void) { + gpio_request(RGB_BACKLIGHT_GP, "lvds backlight"); + gpio_request(LVDS_BACKLIGHT_GP, "lvds backlight"); + gpio_request(GP_USB_OTG_PWR, "usbotg power"); + gpio_request(IMX_GPIO_NR(7, 12), "usbh1 hub reset"); + gpio_request(IMX_GPIO_NR(2, 2), "back"); + gpio_request(IMX_GPIO_NR(2, 4), "home"); + gpio_request(IMX_GPIO_NR(2, 1), "menu"); + gpio_request(IMX_GPIO_NR(2, 3), "search"); + gpio_request(IMX_GPIO_NR(7, 13), "volup"); + gpio_request(IMX_GPIO_NR(4, 5), "voldown"); #ifdef CONFIG_PREBOOT preboot_keys(); #endif