From 46927e1ef40682656d69cbe18abf327e2f842a23 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Mon, 5 Jan 2015 20:05:39 -0700 Subject: [PATCH] dm: usb: Remove use of fdtdec GPIO support These functions are going away, so use the new uclass support instead. Signed-off-by: Simon Glass --- drivers/usb/host/ehci-exynos.c | 10 ++++----- drivers/usb/host/ehci-tegra.c | 38 ++++++++++++++++----------------- drivers/usb/host/xhci-exynos5.c | 10 ++++----- 3 files changed, 28 insertions(+), 30 deletions(-) diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c index 6fdbf5724f..f3c077d82e 100644 --- a/drivers/usb/host/ehci-exynos.c +++ b/drivers/usb/host/ehci-exynos.c @@ -31,7 +31,7 @@ DECLARE_GLOBAL_DATA_PTR; struct exynos_ehci { struct exynos_usb_phy *usb; struct ehci_hccr *hcd; - struct fdt_gpio_state vbus_gpio; + struct gpio_desc vbus_gpio; }; static struct exynos_ehci exynos; @@ -61,7 +61,8 @@ static int exynos_usb_parse_dt(const void *blob, struct exynos_ehci *exynos) exynos->hcd = (struct ehci_hccr *)addr; /* Vbus gpio */ - fdtdec_decode_gpio(blob, node, "samsung,vbus-gpio", &exynos->vbus_gpio); + gpio_request_by_name_nodev(blob, node, "samsung,vbus-gpio", 0, + &exynos->vbus_gpio, GPIOD_IS_OUT); depth = 0; node = fdtdec_next_compatible_subnode(blob, node, @@ -236,9 +237,8 @@ int ehci_hcd_init(int index, enum usb_init_type init, #ifdef CONFIG_OF_CONTROL /* setup the Vbus gpio here */ - if (fdt_gpio_isvalid(&ctx->vbus_gpio) && - !fdtdec_setup_gpio(&ctx->vbus_gpio)) - gpio_direction_output(ctx->vbus_gpio.gpio, 1); + if (dm_gpio_is_valid(&ctx->vbus_gpio)) + dm_gpio_set_value(&ctx->vbus_gpio, 1); #endif setup_usb_phy(ctx->usb); diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 5f0a98e8b8..b5ad1e35e5 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -72,8 +72,8 @@ struct fdt_usb { enum usb_init_type init_type; enum dr_mode dr_mode; /* dual role mode */ enum periph_id periph_id;/* peripheral id */ - struct fdt_gpio_state vbus_gpio; /* GPIO for vbus enable */ - struct fdt_gpio_state phy_reset_gpio; /* GPIO to reset ULPI phy */ + struct gpio_desc vbus_gpio; /* GPIO for vbus enable */ + struct gpio_desc phy_reset_gpio; /* GPIO to reset ULPI phy */ }; static struct fdt_usb port[USB_PORTS_MAX]; /* List of valid USB ports */ @@ -252,17 +252,14 @@ static void set_up_vbus(struct fdt_usb *config, enum usb_init_type init) return; } - if (fdt_gpio_isvalid(&config->vbus_gpio)) { + if (dm_gpio_is_valid(&config->vbus_gpio)) { int vbus_value; - fdtdec_setup_gpio(&config->vbus_gpio); + vbus_value = (init == USB_INIT_HOST); + dm_gpio_set_value(&config->vbus_gpio, vbus_value); - vbus_value = (init == USB_INIT_HOST) ^ - !!(config->vbus_gpio.flags & FDT_GPIO_ACTIVE_LOW); - gpio_direction_output(config->vbus_gpio.gpio, vbus_value); - - debug("set_up_vbus: GPIO %d %d\n", config->vbus_gpio.gpio, - vbus_value); + debug("set_up_vbus: GPIO %d %d\n", + gpio_get_number(&config->vbus_gpio), vbus_value); } } @@ -360,7 +357,7 @@ static int init_utmi_usb_controller(struct fdt_usb *config, * mux must be switched to actually use a_sess_vld threshold. */ if (config->dr_mode == DR_MODE_OTG && - fdt_gpio_isvalid(&config->vbus_gpio)) + dm_gpio_is_valid(&config->vbus_gpio)) clrsetbits_le32(&usbctlr->usb1_legacy_ctrl, VBUS_SENSE_CTL_MASK, VBUS_SENSE_CTL_A_SESS_VLD << VBUS_SENSE_CTL_SHIFT); @@ -569,11 +566,10 @@ static int init_ulpi_usb_controller(struct fdt_usb *config, clock_set_pllout(CLOCK_ID_PERIPH, PLL_OUT4, CONFIG_ULPI_REF_CLK); /* reset ULPI phy */ - if (fdt_gpio_isvalid(&config->phy_reset_gpio)) { - fdtdec_setup_gpio(&config->phy_reset_gpio); - gpio_direction_output(config->phy_reset_gpio.gpio, 0); + if (dm_gpio_is_valid(&config->phy_reset_gpio)) { + dm_gpio_set_value(&config->phy_reset_gpio, 0); mdelay(5); - gpio_set_value(config->phy_reset_gpio.gpio, 1); + dm_gpio_set_value(&config->phy_reset_gpio, 1); } /* Reset the usb controller */ @@ -685,14 +681,16 @@ static int fdt_decode_usb(const void *blob, int node, struct fdt_usb *config) debug("%s: Missing/invalid peripheral ID\n", __func__); return -FDT_ERR_NOTFOUND; } - fdtdec_decode_gpio(blob, node, "nvidia,vbus-gpio", &config->vbus_gpio); - fdtdec_decode_gpio(blob, node, "nvidia,phy-reset-gpio", - &config->phy_reset_gpio); + gpio_request_by_name_nodev(blob, node, "nvidia,vbus-gpio", 0, + &config->vbus_gpio, GPIOD_IS_OUT); + gpio_request_by_name_nodev(blob, node, "nvidia,phy-reset-gpio", 0, + &config->phy_reset_gpio, GPIOD_IS_OUT); debug("enabled=%d, legacy_mode=%d, utmi=%d, ulpi=%d, periph_id=%d, " "vbus=%d, phy_reset=%d, dr_mode=%d\n", config->enabled, config->has_legacy_mode, config->utmi, - config->ulpi, config->periph_id, config->vbus_gpio.gpio, - config->phy_reset_gpio.gpio, config->dr_mode); + config->ulpi, config->periph_id, + gpio_get_number(&config->vbus_gpio), + gpio_get_number(&config->phy_reset_gpio), config->dr_mode); return 0; } diff --git a/drivers/usb/host/xhci-exynos5.c b/drivers/usb/host/xhci-exynos5.c index b4946a3f1c..a77c8bc919 100644 --- a/drivers/usb/host/xhci-exynos5.c +++ b/drivers/usb/host/xhci-exynos5.c @@ -40,7 +40,7 @@ struct exynos_xhci { struct exynos_usb3_phy *usb3_phy; struct xhci_hccr *hcd; struct dwc3 *dwc3_reg; - struct fdt_gpio_state vbus_gpio; + struct gpio_desc vbus_gpio; }; static struct exynos_xhci exynos; @@ -69,7 +69,8 @@ static int exynos_usb3_parse_dt(const void *blob, struct exynos_xhci *exynos) exynos->hcd = (struct xhci_hccr *)addr; /* Vbus gpio */ - fdtdec_decode_gpio(blob, node, "samsung,vbus-gpio", &exynos->vbus_gpio); + gpio_request_by_name_nodev(blob, node, "samsung,vbus-gpio", 0, + &exynos->vbus_gpio, GPIOD_IS_OUT); depth = 0; node = fdtdec_next_compatible_subnode(blob, node, @@ -298,9 +299,8 @@ int xhci_hcd_init(int index, struct xhci_hccr **hccr, struct xhci_hcor **hcor) #ifdef CONFIG_OF_CONTROL /* setup the Vbus gpio here */ - if (fdt_gpio_isvalid(&ctx->vbus_gpio) && - !fdtdec_setup_gpio(&ctx->vbus_gpio)) - gpio_direction_output(ctx->vbus_gpio.gpio, 1); + if (dm_gpio_is_valid(&ctx->vbus_gpio)) + dm_gpio_set_value(&ctx->vbus_gpio, 1); #endif ret = exynos_xhci_core_init(ctx); -- 2.39.5