[U-Boot] [PATCH 07/12] ns16550: unify serial_rockchip

[Thomas Chou]

Hi Ariel,

On 2015年11月16日 22:36, Thomas Chou wrote:
> Unify serial_rockchip, and use the generic binding.
>
> Signed-off-by: Thomas Chou <thomas at wytron.com.tw>
> ---
>   arch/arm/mach-rockchip/Kconfig   |  8 +++++++-
>   drivers/serial/Kconfig           |  9 ---------
>   drivers/serial/Makefile          |  1 -
>   drivers/serial/serial_rockchip.c | 43 ----------------------------------------
>   4 files changed, 7 insertions(+), 54 deletions(-)
>   delete mode 100644 drivers/serial/serial_rockchip.c
>

Please check this series. Though I run buildman, I don't have a rockchip 
board to test. Thanks.

Best regards,
Thomas

> diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig
> index ab50f4e..2afdcc5 100644
> --- a/arch/arm/mach-rockchip/Kconfig
> +++ b/arch/arm/mach-rockchip/Kconfig
> @@ -33,9 +33,15 @@ config DM_I2C
>   config DM_GPIO
>   	default y
>
> -config ROCKCHIP_SERIAL
> +config NS16550_SERIAL
> +	depends on DM_SERIAL
>   	default y
>
> +config SYS_NS16550_CLK
> +	int
> +	depends on NS16550_SERIAL
> +	default 24000000
> +
>   source "arch/arm/mach-rockchip/rk3288/Kconfig"
>
>   endif
> diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
> index abcf2aa..353d26d 100644
> --- a/drivers/serial/Kconfig
> +++ b/drivers/serial/Kconfig
> @@ -177,15 +177,6 @@ config ALTERA_UART
>   	  Select this to enable an UART for Altera devices. Please find
>   	  details on the "Embedded Peripherals IP User Guide" of Altera.
>
> -config ROCKCHIP_SERIAL
> -	bool "Rockchip on-chip UART support"
> -	depends on ARCH_ROCKCHIP && DM_SERIAL
> -	help
> -	  Select this to enable a debug UART for Rockchip devices. This uses
> -	  the ns16550 driver. You will need to #define CONFIG_SYS_NS16550 in
> -	  your board config header. The clock input is automatically set to
> -	  use the oscillator (24MHz).
> -
>   config NS16550_SERIAL
>   	bool "NS16550 UART or compatible"
>   	depends on DM_SERIAL
> diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
> index 9f61113..debc175 100644
> --- a/drivers/serial/Makefile
> +++ b/drivers/serial/Makefile
> @@ -40,7 +40,6 @@ obj-$(CONFIG_ZYNQ_SERIAL) += serial_zynq.o
>   obj-$(CONFIG_BFIN_SERIAL) += serial_bfin.o
>   obj-$(CONFIG_FSL_LPUART) += serial_lpuart.o
>   obj-$(CONFIG_MXS_AUART) += mxs_auart.o
> -obj-$(CONFIG_ROCKCHIP_SERIAL) += serial_rockchip.o
>   obj-$(CONFIG_ARC_SERIAL) += serial_arc.o
>   obj-$(CONFIG_TEGRA_SERIAL) += serial_tegra.o
>   obj-$(CONFIG_UNIPHIER_SERIAL) += serial_uniphier.o
> diff --git a/drivers/serial/serial_rockchip.c b/drivers/serial/serial_rockchip.c
> deleted file mode 100644
> index 0e7bbfc..0000000
> --- a/drivers/serial/serial_rockchip.c
> +++ /dev/null
> @@ -1,43 +0,0 @@
> -/*
> - * Copyright (c) 2015 Google, Inc
> - *
> - * SPDX-License-Identifier:	GPL-2.0+
> - */
> -
> -#include <common.h>
> -#include <dm.h>
> -#include <ns16550.h>
> -#include <serial.h>
> -#include <asm/arch/clock.h>
> -
> -static const struct udevice_id rockchip_serial_ids[] = {
> -	{ .compatible = "rockchip,rk3288-uart" },
> -	{ }
> -};
> -
> -static int rockchip_serial_ofdata_to_platdata(struct udevice *dev)
> -{
> -	struct ns16550_platdata *plat = dev_get_platdata(dev);
> -	int ret;
> -
> -	ret = ns16550_serial_ofdata_to_platdata(dev);
> -	if (ret)
> -		return ret;
> -
> -	/* Do all Rockchip parts use 24MHz? */
> -	plat->clock = 24 * 1000000;
> -
> -	return 0;
> -}
> -
> -U_BOOT_DRIVER(serial_ns16550) = {
> -	.name	= "serial_rockchip",
> -	.id	= UCLASS_SERIAL,
> -	.of_match = rockchip_serial_ids,
> -	.ofdata_to_platdata = rockchip_serial_ofdata_to_platdata,
> -	.platdata_auto_alloc_size = sizeof(struct ns16550_platdata),
> -	.priv_auto_alloc_size = sizeof(struct NS16550),
> -	.probe = ns16550_serial_probe,
> -	.ops	= &ns16550_serial_ops,
> -	.flags	= DM_FLAG_PRE_RELOC,
> -};
>