diff options
Diffstat (limited to 'drivers/serial/serial_uniphier.c')
| -rw-r--r-- | drivers/serial/serial_uniphier.c | 41 |
1 files changed, 15 insertions, 26 deletions
diff --git a/drivers/serial/serial_uniphier.c b/drivers/serial/serial_uniphier.c index abf362a..edb9203 100644 --- a/drivers/serial/serial_uniphier.c +++ b/drivers/serial/serial_uniphier.c @@ -8,7 +8,6 @@ #include <linux/serial_reg.h> #include <asm/errno.h> #include <dm/device.h> -#include <dm/platform_data/serial-uniphier.h> #include <mapmem.h> #include <serial.h> #include <fdtdec.h> @@ -34,6 +33,7 @@ struct uniphier_serial { struct uniphier_serial_private_data { struct uniphier_serial __iomem *membase; + unsigned int uartclk; }; #define uniphier_serial_port(dev) \ @@ -41,12 +41,12 @@ struct uniphier_serial_private_data { static int uniphier_serial_setbrg(struct udevice *dev, int baudrate) { - struct uniphier_serial_platform_data *plat = dev_get_platdata(dev); + struct uniphier_serial_private_data *priv = dev_get_priv(dev); struct uniphier_serial __iomem *port = uniphier_serial_port(dev); const unsigned int mode_x_div = 16; unsigned int divisor; - divisor = DIV_ROUND_CLOSEST(plat->uartclk, mode_x_div * baudrate); + divisor = DIV_ROUND_CLOSEST(priv->uartclk, mode_x_div * baudrate); writel(divisor, &port->dlr); @@ -87,17 +87,24 @@ static int uniphier_serial_pending(struct udevice *dev, bool input) static int uniphier_serial_probe(struct udevice *dev) { - u32 tmp; + DECLARE_GLOBAL_DATA_PTR; struct uniphier_serial_private_data *priv = dev_get_priv(dev); - struct uniphier_serial_platform_data *plat = dev_get_platdata(dev); struct uniphier_serial __iomem *port; + fdt_addr_t base; + fdt_size_t size; + u32 tmp; - port = map_sysmem(plat->base, sizeof(struct uniphier_serial)); + base = fdtdec_get_addr_size(gd->fdt_blob, dev->of_offset, "reg", &size); + + port = map_sysmem(base, size); if (!port) return -ENOMEM; priv->membase = port; + priv->uartclk = fdtdec_get_int(gd->fdt_blob, dev->of_offset, + "clock-frequency", 0); + tmp = readl(&port->lcr_mcr); tmp &= ~LCR_MASK; tmp |= UART_LCR_WLEN8 << LCR_SHIFT; @@ -113,25 +120,11 @@ static int uniphier_serial_remove(struct udevice *dev) return 0; } -#if CONFIG_IS_ENABLED(OF_CONTROL) static const struct udevice_id uniphier_uart_of_match[] = { { .compatible = "socionext,uniphier-uart" }, { /* sentinel */ } }; -static int uniphier_serial_ofdata_to_platdata(struct udevice *dev) -{ - struct uniphier_serial_platform_data *plat = dev_get_platdata(dev); - DECLARE_GLOBAL_DATA_PTR; - - plat->base = fdtdec_get_addr(gd->fdt_blob, dev->of_offset, "reg"); - plat->uartclk = fdtdec_get_int(gd->fdt_blob, dev->of_offset, - "clock-frequency", 0); - - return 0; -} -#endif - static const struct dm_serial_ops uniphier_serial_ops = { .setbrg = uniphier_serial_setbrg, .getc = uniphier_serial_getc, @@ -140,15 +133,11 @@ static const struct dm_serial_ops uniphier_serial_ops = { }; U_BOOT_DRIVER(uniphier_serial) = { - .name = DRIVER_NAME, + .name = "uniphier-uart", .id = UCLASS_SERIAL, - .of_match = of_match_ptr(uniphier_uart_of_match), - .ofdata_to_platdata = of_match_ptr(uniphier_serial_ofdata_to_platdata), + .of_match = uniphier_uart_of_match, .probe = uniphier_serial_probe, .remove = uniphier_serial_remove, .priv_auto_alloc_size = sizeof(struct uniphier_serial_private_data), - .platdata_auto_alloc_size = - sizeof(struct uniphier_serial_platform_data), .ops = &uniphier_serial_ops, - .flags = DM_FLAG_PRE_RELOC, }; |