diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/core/Makefile | 2 | ||||
-rw-r--r-- | drivers/i2c/i2c-uclass-compat.c | 21 | ||||
-rw-r--r-- | drivers/serial/Kconfig | 20 | ||||
-rw-r--r-- | drivers/serial/ns16550.c | 4 | ||||
-rw-r--r-- | drivers/serial/serial-uclass.c | 68 | ||||
-rw-r--r-- | drivers/spi/tegra114_spi.c | 40 | ||||
-rw-r--r-- | drivers/usb/host/ehci-tegra.c | 150 | ||||
-rw-r--r-- | drivers/usb/host/usb-uclass.c | 43 | ||||
-rw-r--r-- | drivers/video/atmel_lcdfb.c | 4 | ||||
-rw-r--r-- | drivers/video/bus_vcxk.c | 4 | ||||
-rw-r--r-- | drivers/video/cfb_console.c | 10 | ||||
-rw-r--r-- | drivers/video/tegra124/tegra124-lcd.c | 4 |
12 files changed, 159 insertions, 211 deletions
diff --git a/drivers/core/Makefile b/drivers/core/Makefile index f14695b2d6..a3fec38503 100644 --- a/drivers/core/Makefile +++ b/drivers/core/Makefile @@ -5,5 +5,7 @@ # obj-$(CONFIG_DM) += device.o lists.o root.o uclass.o util.o +ifndef CONFIG_SPL_BUILD obj-$(CONFIG_OF_CONTROL) += simple-bus.o +endif obj-$(CONFIG_DM_DEVICE_REMOVE) += device-remove.o diff --git a/drivers/i2c/i2c-uclass-compat.c b/drivers/i2c/i2c-uclass-compat.c index 223f238f4b..5606d1f807 100644 --- a/drivers/i2c/i2c-uclass-compat.c +++ b/drivers/i2c/i2c-uclass-compat.c @@ -106,3 +106,24 @@ void board_i2c_init(const void *blob) { /* Nothing to do here - the init happens through driver model */ } + +uint8_t i2c_reg_read(uint8_t chip_addr, uint8_t offset) +{ + struct udevice *dev; + int ret; + + ret = i2c_compat_get_device(chip_addr, 1, &dev); + if (ret) + return 0xff; + return dm_i2c_reg_read(dev, offset); +} + +void i2c_reg_write(uint8_t chip_addr, uint8_t offset, uint8_t val) +{ + struct udevice *dev; + int ret; + + ret = i2c_compat_get_device(chip_addr, 1, &dev); + if (!ret) + dm_i2c_reg_write(dev, offset, val); +} diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 5611fac0dc..4829284216 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -76,6 +76,26 @@ config DEBUG_UART_SHIFT value. Use this value to specify the shift to use, where 0=byte registers, 2=32-bit word registers, etc. +config SANDBOX_SERIAL + bool "Sandbox UART support" + depends on SANDBOX && DM + help + Select this to enable a seral UART for sandbox. This is required to + operate correctly, otherwise you will see no serial output from + sandbox. The emulated UART will display to the console and console + input will be fed into the UART. This allows you to interact with + U-Boot. + + The operation of the console is controlled by the -t command-line + flag. In raw mode, U-Boot sees all characters from the terminal + before they are processed, including Ctrl-C. In cooked mode, Ctrl-C + is processed by the terminal, and terminates U-Boot. Valid options + are: + + -t raw-with-sigs Raw mode, Ctrl-C will terminate U-Boot + -t raw Raw mode, Ctrl-C is processed by U-Boot + -t cooked Cooked mode, Ctrl-C terminates + config UNIPHIER_SERIAL bool "Support for UniPhier on-chip UART" depends on ARCH_UNIPHIER && DM_SERIAL diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index 3d376d7580..9b044a37da 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -65,6 +65,8 @@ static inline void serial_out_shift(void *addr, int shift, int value) out_le32(addr, value); #elif defined(CONFIG_SYS_NS16550_MEM32) && defined(CONFIG_SYS_BIG_ENDIAN) out_be32(addr, value); +#elif defined(CONFIG_SYS_NS16550_MEM32) + writel(value, addr); #elif defined(CONFIG_SYS_BIG_ENDIAN) writeb(value, addr + (1 << shift) - 1); #else @@ -80,6 +82,8 @@ static inline int serial_in_shift(void *addr, int shift) return in_le32(addr); #elif defined(CONFIG_SYS_NS16550_MEM32) && defined(CONFIG_SYS_BIG_ENDIAN) return in_be32(addr); +#elif defined(CONFIG_SYS_NS16550_MEM32) + return readl(addr); #elif defined(CONFIG_SYS_BIG_ENDIAN) return readb(addr + (1 << shift) - 1); #else diff --git a/drivers/serial/serial-uclass.c b/drivers/serial/serial-uclass.c index b8c2f48228..815fec3264 100644 --- a/drivers/serial/serial-uclass.c +++ b/drivers/serial/serial-uclass.c @@ -30,49 +30,55 @@ static const unsigned long baudrate_table[] = CONFIG_SYS_BAUDRATE_TABLE; static void serial_find_console_or_panic(void) { struct udevice *dev; - -#ifdef CONFIG_OF_CONTROL int node; - /* Check for a chosen console */ - node = fdtdec_get_chosen_node(gd->fdt_blob, "stdout-path"); - if (node < 0) - node = fdt_path_offset(gd->fdt_blob, "console"); - if (!uclass_get_device_by_of_offset(UCLASS_SERIAL, node, &dev)) { - gd->cur_serial_dev = dev; - return; - } - - /* - * If the console is not marked to be bound before relocation, bind - * it anyway. - */ - if (node > 0 && - !lists_bind_fdt(gd->dm_root, gd->fdt_blob, node, &dev)) { - if (!device_probe(dev)) { + if (OF_CONTROL && gd->fdt_blob) { + /* Check for a chosen console */ + node = fdtdec_get_chosen_node(gd->fdt_blob, "stdout-path"); + if (node < 0) + node = fdt_path_offset(gd->fdt_blob, "console"); + if (!uclass_get_device_by_of_offset(UCLASS_SERIAL, node, + &dev)) { gd->cur_serial_dev = dev; return; } + + /* + * If the console is not marked to be bound before relocation, + * bind it anyway. + */ + if (node > 0 && + !lists_bind_fdt(gd->dm_root, gd->fdt_blob, node, &dev)) { + if (!device_probe(dev)) { + gd->cur_serial_dev = dev; + return; + } + } } -#endif - /* - * Try to use CONFIG_CONS_INDEX if available (it is numbered from 1!). - * - * Failing that, get the device with sequence number 0, or in extremis - * just the first serial device we can find. But we insist on having - * a console (even if it is silent). - */ + if (!SPL_BUILD || !OF_CONTROL || !gd->fdt_blob) { + /* + * Try to use CONFIG_CONS_INDEX if available (it is numbered + * from 1!). + * + * Failing that, get the device with sequence number 0, or in + * extremis just the first serial device we can find. But we + * insist on having a console (even if it is silent). + */ #ifdef CONFIG_CONS_INDEX #define INDEX (CONFIG_CONS_INDEX - 1) #else #define INDEX 0 #endif - if (uclass_get_device_by_seq(UCLASS_SERIAL, INDEX, &dev) && - uclass_get_device(UCLASS_SERIAL, INDEX, &dev) && - (uclass_first_device(UCLASS_SERIAL, &dev) || !dev)) - panic_str("No serial driver found"); + if (!uclass_get_device_by_seq(UCLASS_SERIAL, INDEX, &dev) || + !uclass_get_device(UCLASS_SERIAL, INDEX, &dev) || + (!uclass_first_device(UCLASS_SERIAL, &dev) || dev)) { + gd->cur_serial_dev = dev; + return; + } #undef INDEX - gd->cur_serial_dev = dev; + } + + panic_str("No serial driver found"); } /* Called prior to relocation */ diff --git a/drivers/spi/tegra114_spi.c b/drivers/spi/tegra114_spi.c index 4bec66309e..d7eecd5bc6 100644 --- a/drivers/spi/tegra114_spi.c +++ b/drivers/spi/tegra114_spi.c @@ -143,24 +143,30 @@ static int tegra114_spi_probe(struct udevice *bus) { struct tegra_spi_platdata *plat = dev_get_platdata(bus); struct tegra114_spi_priv *priv = dev_get_priv(bus); + struct spi_regs *regs; + ulong rate; priv->regs = (struct spi_regs *)plat->base; + regs = priv->regs; priv->last_transaction_us = timer_get_us(); priv->freq = plat->frequency; priv->periph_id = plat->periph_id; - return 0; -} - -static int tegra114_spi_claim_bus(struct udevice *dev) -{ - struct udevice *bus = dev->parent; - struct tegra114_spi_priv *priv = dev_get_priv(bus); - struct spi_regs *regs = priv->regs; - - /* Change SPI clock to correct frequency, PLLP_OUT0 source */ - clock_start_periph_pll(priv->periph_id, CLOCK_ID_PERIPH, priv->freq); + /* + * Change SPI clock to correct frequency, PLLP_OUT0 source, falling + * back to the oscillator if that is too fast. + */ + rate = clock_start_periph_pll(priv->periph_id, CLOCK_ID_PERIPH, + priv->freq); + if (rate > priv->freq + 100000) { + rate = clock_start_periph_pll(priv->periph_id, CLOCK_ID_OSC, + priv->freq); + if (rate != priv->freq) { + printf("Warning: SPI '%s' requested clock %u, actual clock %lu\n", + bus->name, priv->freq, rate); + } + } /* Clear stale status here */ setbits_le32(®s->fifo_status, @@ -175,9 +181,8 @@ static int tegra114_spi_claim_bus(struct udevice *dev) SPI_FIFO_STS_RX_FIFO_EMPTY); debug("%s: FIFO STATUS = %08x\n", __func__, readl(®s->fifo_status)); - /* Set master mode and sw controlled CS */ - setbits_le32(®s->command1, SPI_CMD1_M_S | SPI_CMD1_CS_SW_HW | - (priv->mode << SPI_CMD1_MODE_SHIFT)); + setbits_le32(&priv->regs->command1, SPI_CMD1_M_S | SPI_CMD1_CS_SW_HW | + (priv->mode << SPI_CMD1_MODE_SHIFT) | SPI_CMD1_CS_SW_VAL); debug("%s: COMMAND1 = %08x\n", __func__, readl(®s->command1)); return 0; @@ -249,6 +254,9 @@ static int tegra114_spi_xfer(struct udevice *dev, unsigned int bitlen, ret = 0; + if (flags & SPI_XFER_BEGIN) + spi_cs_activate(dev); + /* clear all error status bits */ reg = readl(®s->fifo_status); writel(reg, ®s->fifo_status); @@ -260,9 +268,6 @@ static int tegra114_spi_xfer(struct udevice *dev, unsigned int bitlen, /* set xfer size to 1 block (32 bits) */ writel(0, ®s->dma_blk); - if (flags & SPI_XFER_BEGIN) - spi_cs_activate(dev); - /* handle data in 32-bit chunks */ while (num_bytes > 0) { int bytes; @@ -385,7 +390,6 @@ static int tegra114_spi_set_mode(struct udevice *bus, uint mode) } static const struct dm_spi_ops tegra114_spi_ops = { - .claim_bus = tegra114_spi_claim_bus, .xfer = tegra114_spi_xfer, .set_speed = tegra114_spi_set_speed, .set_mode = tegra114_spi_set_mode, diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 27705d6627..e2574d7958 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -35,12 +35,6 @@ DECLARE_GLOBAL_DATA_PTR; #endif #endif -#ifndef CONFIG_DM_USB -enum { - USB_PORTS_MAX = 3, /* Maximum ports we allow */ -}; -#endif - /* Parameters we need for USB */ enum { PARAM_DIVN, /* PLL FEEDBACK DIVIDer */ @@ -82,9 +76,6 @@ struct fdt_usb { unsigned ulpi:1; /* 1 if port has external ULPI transceiver */ unsigned enabled:1; /* 1 to enable, 0 to disable */ unsigned has_legacy_mode:1; /* 1 if this port has legacy mode */ -#ifndef CONFIG_DM_USB - unsigned initialized:1; /* has this port already been initialized? */ -#endif enum usb_ctlr_type type; enum usb_init_type init_type; enum dr_mode dr_mode; /* dual role mode */ @@ -93,11 +84,6 @@ struct fdt_usb { struct gpio_desc phy_reset_gpio; /* GPIO to reset ULPI phy */ }; -#ifndef CONFIG_DM_USB -static struct fdt_usb port[USB_PORTS_MAX]; /* List of valid USB ports */ -static unsigned port_count; /* Number of available ports */ -#endif - /* * This table has USB timing parameters for each Oscillator frequency we * support. There are four sets of values: @@ -173,8 +159,6 @@ static const u8 utmip_elastic_limit = 16; static const u8 utmip_hs_sync_start_delay = 9; struct fdt_usb_controller { - /* TODO(sjg@chromium.org): Remove when we only use driver model */ - int compat; /* flag to determine whether controller supports hostpc register */ u32 has_hostpc:1; const unsigned *pll_parameter; @@ -182,17 +166,14 @@ struct fdt_usb_controller { static struct fdt_usb_controller fdt_usb_controllers[USB_CTRL_COUNT] = { { - .compat = COMPAT_NVIDIA_TEGRA20_USB, .has_hostpc = 0, .pll_parameter = (const unsigned *)T20_usb_pll, }, { - .compat = COMPAT_NVIDIA_TEGRA30_USB, .has_hostpc = 1, .pll_parameter = (const unsigned *)T30_usb_pll, }, { - .compat = COMPAT_NVIDIA_TEGRA114_USB, .has_hostpc = 1, .pll_parameter = (const unsigned *)T114_usb_pll, }, @@ -754,12 +735,6 @@ int usb_common_init(struct fdt_usb *config, enum usb_init_type init) return -1; } -#ifndef CONFIG_DM_USB - /* skip init, if the port is already initialized */ - if (config->initialized && config->init_type == init) - return 0; -#endif - debug("%d, %d\n", config->utmi, config->ulpi); if (config->utmi) ret = init_utmi_usb_controller(config, init); @@ -796,130 +771,6 @@ static const struct ehci_ops tegra_ehci_ops = { .powerup_fixup = tegra_ehci_powerup_fixup, }; -#ifndef CONFIG_DM_USB -/* - * process_usb_nodes() - Process a list of USB nodes, adding them to our list - * of USB ports. - * @blob: fdt blob - * @node_list: list of nodes to process (any <=0 are ignored) - * @count: number of nodes to process - * @id: controller type (enum usb_ctlr_type) - * - * Return: 0 - ok, -1 - error - */ -static int process_usb_nodes(const void *blob, int node_list[], int count, - enum usb_ctlr_type id) -{ - struct fdt_usb config; - int node, i; - int clk_done = 0; - - port_count = 0; - for (i = 0; i < count; i++) { - if (port_count == USB_PORTS_MAX) { - printf("tegrausb: Cannot register more than %d ports\n", - USB_PORTS_MAX); - return -1; - } - - debug("USB %d: ", i); - node = node_list[i]; - if (!node) - continue; - if (fdt_decode_usb(blob, node, &config)) { - debug("Cannot decode USB node %s\n", - fdt_get_name(blob, node, NULL)); - return -1; - } - if (!clk_done) { - config_clock(get_pll_timing( - &fdt_usb_controllers[id])); - clk_done = 1; - } - config.type = id; - config.initialized = 0; - - /* add new USB port to the list of available ports */ - port[port_count++] = config; - } - - return 0; -} - -int usb_process_devicetree(const void *blob) -{ - int node_list[USB_PORTS_MAX]; - int count, err = 0; - int i; - - for (i = 0; i < ARRAY_SIZE(fdt_usb_controllers); i++) { - count = fdtdec_find_aliases_for_id(blob, "usb", - fdt_usb_controllers[i].compat, node_list, - USB_PORTS_MAX); - if (count) { - err = process_usb_nodes(blob, node_list, count, i); - if (err) - printf("%s: Error processing USB node!\n", - __func__); - return err; - } - } - - return err; -} - -/** - * Start up the given port number (ports are numbered from 0 on each board). - * This returns values for the appropriate hccr and hcor addresses to use for - * USB EHCI operations. - * - * @param index port number to start - * @param hccr returns start address of EHCI HCCR registers - * @param hcor returns start address of EHCI HCOR registers - * @return 0 if ok, -1 on error (generally invalid port number) - */ -int ehci_hcd_init(int index, enum usb_init_type init, - struct ehci_hccr **hccr, struct ehci_hcor **hcor) -{ - struct fdt_usb *config; - struct usb_ctlr *usbctlr; - int ret; - - if (index >= port_count) - return -1; - - config = &port[index]; - ehci_set_controller_priv(index, config, &tegra_ehci_ops); - - ret = usb_common_init(config, init); - if (ret) { - printf("tegrausb: Cannot init port %d\n", index); - return ret; - } - - config->initialized = 1; - - usbctlr = config->reg; - *hccr = (struct ehci_hccr *)&usbctlr->cap_length; - *hcor = (struct ehci_hcor *)&usbctlr->usb_cmd; - - return 0; -} - -/* - * Bring down the specified USB controller - */ -int ehci_hcd_stop(int index) -{ - usb_common_uninit(&port[index]); - - port[index].initialized = 0; - - return 0; -} -#endif /* !CONFIG_DM_USB */ - -#ifdef CONFIG_DM_USB static int ehci_usb_ofdata_to_platdata(struct udevice *dev) { struct fdt_usb *priv = dev_get_priv(dev); @@ -987,4 +838,3 @@ U_BOOT_DRIVER(usb_ehci) = { .priv_auto_alloc_size = sizeof(struct fdt_usb), .flags = DM_FLAG_ALLOC_PRIV_DMA, }; -#endif diff --git a/drivers/usb/host/usb-uclass.c b/drivers/usb/host/usb-uclass.c index 963464cff9..6e86f4a24a 100644 --- a/drivers/usb/host/usb-uclass.c +++ b/drivers/usb/host/usb-uclass.c @@ -628,6 +628,49 @@ int usb_scan_device(struct udevice *parent, int port, return 0; } +/* + * Detect if a USB device has been plugged or unplugged. + */ +int usb_detect_change(void) +{ + struct udevice *hub; + struct uclass *uc; + int change = 0; + int ret; + + ret = uclass_get(UCLASS_USB_HUB, &uc); + if (ret) + return ret; + + uclass_foreach_dev(hub, uc) { + struct usb_device *udev; + struct udevice *dev; + + if (!device_active(hub)) + continue; + for (device_find_first_child(hub, &dev); + dev; + device_find_next_child(&dev)) { + struct usb_port_status status; + + if (!device_active(dev)) + continue; + + udev = dev_get_parentdata(dev); + if (usb_get_port_status(udev, udev->portnr, &status) + < 0) + /* USB request failed */ + continue; + + if (le16_to_cpu(status.wPortChange) & + USB_PORT_STAT_C_CONNECTION) + change++; + } + } + + return change; +} + int usb_child_post_bind(struct udevice *dev) { struct usb_dev_platdata *plat = dev_get_parent_platdata(dev); diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 4ed3a49bec..d43d8a59d3 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -81,12 +81,12 @@ void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue) #endif } -void lcd_set_cmap(bmp_image_t *bmp, unsigned colors) +void lcd_set_cmap(struct bmp_image *bmp, unsigned colors) { int i; for (i = 0; i < colors; ++i) { - bmp_color_table_entry_t cte = bmp->color_table[i]; + struct bmp_color_table_entry cte = bmp->color_table[i]; lcd_setcolreg(i, cte.red, cte.green, cte.blue); } } diff --git a/drivers/video/bus_vcxk.c b/drivers/video/bus_vcxk.c index 60a5cc5b71..2f54d3d147 100644 --- a/drivers/video/bus_vcxk.c +++ b/drivers/video/bus_vcxk.c @@ -358,7 +358,7 @@ void vcxk_draw_mono(unsigned char *dataptr, unsigned long linewidth, int vcxk_display_bitmap(ulong addr, int x, int y) { - bmp_image_t *bmp; + struct bmp_image *bmp; unsigned long width; unsigned long height; unsigned long bpp; @@ -369,7 +369,7 @@ int vcxk_display_bitmap(ulong addr, int x, int y) unsigned long c_height; unsigned char *dataptr; - bmp = (bmp_image_t *) addr; + bmp = (struct bmp_image *)addr; if ((bmp->header.signature[0] == 'B') && (bmp->header.signature[1] == 'M')) { width = le32_to_cpu(bmp->header.width); diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c index f4231b8e62..7f2ddc10c6 100644 --- a/drivers/video/cfb_console.c +++ b/drivers/video/cfb_console.c @@ -1295,7 +1295,7 @@ static void draw_bitmap(uchar **fb, uchar *bm, struct palette *p, *fb = (uchar *) addr; /* return modified address */ } -static int display_rle8_bitmap(bmp_image_t *img, int xoff, int yoff, +static int display_rle8_bitmap(struct bmp_image *img, int xoff, int yoff, int width, int height) { unsigned char *bm; @@ -1304,7 +1304,7 @@ static int display_rle8_bitmap(bmp_image_t *img, int xoff, int yoff, int decode = 1; int x, y, bpp, i, ncolors; struct palette p[256]; - bmp_color_table_entry_t cte; + struct bmp_color_table_entry cte; int green_shift, red_off; int limit = VIDEO_COLS * VIDEO_ROWS; int pixels = 0; @@ -1447,13 +1447,13 @@ int video_display_bitmap(ulong bmp_image, int x, int y) { ushort xcount, ycount; uchar *fb; - bmp_image_t *bmp = (bmp_image_t *) bmp_image; + struct bmp_image *bmp = (struct bmp_image *)bmp_image; uchar *bmap; ushort padded_line; unsigned long width, height, bpp; unsigned colors; unsigned long compression; - bmp_color_table_entry_t cte; + struct bmp_color_table_entry cte; #ifdef CONFIG_VIDEO_BMP_GZIP unsigned char *dst = NULL; @@ -1495,7 +1495,7 @@ int video_display_bitmap(ulong bmp_image, int x, int y) /* * Set addr to decompressed image */ - bmp = (bmp_image_t *)(dst+2); + bmp = (struct bmp_image *)(dst+2); if (!((bmp->header.signature[0] == 'B') && (bmp->header.signature[1] == 'M'))) { diff --git a/drivers/video/tegra124/tegra124-lcd.c b/drivers/video/tegra124/tegra124-lcd.c index 2733590754..cfdc77ffe3 100644 --- a/drivers/video/tegra124/tegra124-lcd.c +++ b/drivers/video/tegra124/tegra124-lcd.c @@ -51,15 +51,13 @@ static int tegra124_lcd_init(void *lcdbase) int ret; clock_set_up_plldp(); - clock_adjust_periph_pll_div(PERIPH_ID_HOST1X, CLOCK_ID_PERIPH, - 408000000, NULL); + clock_start_periph_pll(PERIPH_ID_HOST1X, CLOCK_ID_PERIPH, 408000000); clock_enable(PERIPH_ID_HOST1X); clock_enable(PERIPH_ID_DISP1); clock_enable(PERIPH_ID_PWM); clock_enable(PERIPH_ID_DPAUX); clock_enable(PERIPH_ID_SOR0); - udelay(2); reset_set_enable(PERIPH_ID_HOST1X, 0); |