On Thu, Oct 10, 2019 at 10:30:12PM +0200, Arnd Bergmann wrote:
> The s3c2410fb driver is too deeply intertwined with the s3c24xx
> platform code. Change it in a way that avoids the use of platform
> header files but having all interface data in a platform_data
> header, and the private register definitions next to the driver
> itself.
>
> One ugly bit here is that the driver pokes directly into gpio
> registers, which are owned by another driver. Passing the
> mapped addresses in platform_data is somewhat suboptimal, but
> it is a small improvement over the previous version.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> arch/arm/mach-s3c24xx/include/mach/fb.h | 2 --
> arch/arm/mach-s3c24xx/mach-amlm5900.c | 7 ++--
> arch/arm/mach-s3c24xx/mach-anubis.c | 1 -
> arch/arm/mach-s3c24xx/mach-at2440evb.c | 3 +-
> arch/arm/mach-s3c24xx/mach-bast.c | 3 +-
> arch/arm/mach-s3c24xx/mach-gta02.c | 2 +-
> arch/arm/mach-s3c24xx/mach-h1940.c | 7 ++--
> arch/arm/mach-s3c24xx/mach-jive.c | 10 ++++--
> arch/arm/mach-s3c24xx/mach-mini2440.c | 9 +++--
> arch/arm/mach-s3c24xx/mach-n30.c | 3 +-
> arch/arm/mach-s3c24xx/mach-osiris.c | 1 -
> arch/arm/mach-s3c24xx/mach-qt2410.c | 3 +-
> arch/arm/mach-s3c24xx/mach-rx1950.c | 8 +++--
> arch/arm/mach-s3c24xx/mach-rx3715.c | 7 ++--
> arch/arm/mach-s3c24xx/mach-smdk2413.c | 3 +-
> arch/arm/mach-s3c24xx/mach-smdk2416.c | 1 -
> arch/arm/mach-s3c24xx/mach-smdk2440.c | 8 +++--
> arch/arm/mach-s3c24xx/mach-smdk2443.c | 3 +-
> arch/arm/mach-s3c24xx/mach-vstms.c | 3 +-
> arch/arm/plat-samsung/devs.c | 2 +-
> .../video/fbdev/s3c2410fb-regs-lcd.h | 28 ++++------------
> drivers/video/fbdev/s3c2410fb.c | 16 +++++----
> .../linux/platform_data}/fb-s3c2410.h | 33 ++++++++++++++++++-
> 23 files changed, 98 insertions(+), 65 deletions(-)
> delete mode 100644 arch/arm/mach-s3c24xx/include/mach/fb.h
> rename arch/arm/mach-s3c24xx/include/mach/regs-lcd.h => drivers/video/fbdev/s3c2410fb-regs-lcd.h (84%)
> rename {arch/arm/plat-samsung/include/plat => include/linux/platform_data}/fb-s3c2410.h (57%)
>
> diff --git a/arch/arm/mach-s3c24xx/include/mach/fb.h b/arch/arm/mach-s3c24xx/include/mach/fb.h
> deleted file mode 100644
> index 4e539cb8b884..000000000000
> --- a/arch/arm/mach-s3c24xx/include/mach/fb.h
> +++ /dev/null
> @@ -1,2 +0,0 @@
> -/* SPDX-License-Identifier: GPL-2.0 */
> -#include <plat/fb-s3c2410.h>
> diff --git a/arch/arm/mach-s3c24xx/mach-amlm5900.c b/arch/arm/mach-s3c24xx/mach-amlm5900.c
> index 40ad23b52bc0..ef6de1b1d0c6 100644
> --- a/arch/arm/mach-s3c24xx/mach-amlm5900.c
> +++ b/arch/arm/mach-s3c24xx/mach-amlm5900.c
> @@ -30,9 +30,8 @@
> #include <mach/hardware.h>
> #include <asm/irq.h>
> #include <asm/mach-types.h>
> -#include <mach/fb.h>
> +#include <linux/platform_data/fb-s3c2410.h>
>
> -#include <mach/regs-lcd.h>
> #include <mach/regs-gpio.h>
> #include <mach/gpio-samsung.h>
>
> @@ -194,13 +193,17 @@ static struct s3c2410fb_mach_info __initdata amlm5900_fb_info = {
>
> .gpccon = 0xaaaaaaaa,
> .gpccon_mask = 0xffffffff,
> + .gpccon_reg = S3C2410_GPCCON,
> .gpcup = 0x0000ffff,
> .gpcup_mask = 0xffffffff,
> + .gpcup_reg = S3C2410_GPCUP,
>
> .gpdcon = 0xaaaaaaaa,
> .gpdcon_mask = 0xffffffff,
> + .gpdcon_reg = S3C2410_GPDCON,
> .gpdup = 0x0000ffff,
> .gpdup_mask = 0xffffffff,
> + .gpdup_reg = S3C2410_GPDUP,
> };
> #endif
>
> diff --git a/arch/arm/mach-s3c24xx/mach-anubis.c b/arch/arm/mach-s3c24xx/mach-anubis.c
> index 072966dcad78..e1a73274e90b 100644
> --- a/arch/arm/mach-s3c24xx/mach-anubis.c
> +++ b/arch/arm/mach-s3c24xx/mach-anubis.c
> @@ -29,7 +29,6 @@
> #include <asm/mach-types.h>
>
> #include <mach/regs-gpio.h>
> -#include <mach/regs-lcd.h>
> #include <mach/gpio-samsung.h>
> #include <linux/platform_data/mtd-nand-s3c2410.h>
> #include <linux/platform_data/i2c-s3c2410.h>
> diff --git a/arch/arm/mach-s3c24xx/mach-at2440evb.c b/arch/arm/mach-s3c24xx/mach-at2440evb.c
> index b2199906e678..bfda6dd2a9d5 100644
> --- a/arch/arm/mach-s3c24xx/mach-at2440evb.c
> +++ b/arch/arm/mach-s3c24xx/mach-at2440evb.c
> @@ -25,12 +25,11 @@
> #include <asm/mach/irq.h>
>
> #include <mach/hardware.h>
> -#include <mach/fb.h>
> +#include <linux/platform_data/fb-s3c2410.h>
> #include <asm/irq.h>
> #include <asm/mach-types.h>
>
> #include <mach/regs-gpio.h>
> -#include <mach/regs-lcd.h>
> #include <mach/gpio-samsung.h>
> #include <linux/platform_data/mtd-nand-s3c2410.h>
> #include <linux/platform_data/i2c-s3c2410.h>
> diff --git a/arch/arm/mach-s3c24xx/mach-bast.c b/arch/arm/mach-s3c24xx/mach-bast.c
> index a7c3955ae8f6..cc941b5030ea 100644
> --- a/arch/arm/mach-s3c24xx/mach-bast.c
> +++ b/arch/arm/mach-s3c24xx/mach-bast.c
> @@ -40,10 +40,9 @@
> #include <asm/mach/irq.h>
> #include <asm/mach-types.h>
>
> -#include <mach/fb.h>
> #include <mach/hardware.h>
> +#include <linux/platform_data/fb-s3c2410.h>
> #include <mach/regs-gpio.h>
> -#include <mach/regs-lcd.h>
> #include <mach/gpio-samsung.h>
>
> #include <plat/cpu.h>
> diff --git a/arch/arm/mach-s3c24xx/mach-gta02.c b/arch/arm/mach-s3c24xx/mach-gta02.c
> index 61b8c6badeb8..1e42782dbd30 100644
> --- a/arch/arm/mach-s3c24xx/mach-gta02.c
> +++ b/arch/arm/mach-s3c24xx/mach-gta02.c
> @@ -57,8 +57,8 @@
> #include <linux/platform_data/touchscreen-s3c2410.h>
> #include <linux/platform_data/usb-ohci-s3c2410.h>
> #include <linux/platform_data/usb-s3c2410_udc.h>
> +#include <linux/platform_data/fb-s3c2410.h>
>
> -#include <mach/fb.h>
> #include <mach/hardware.h>
> #include <mach/regs-gpio.h>
> #include <mach/regs-irq.h>
> diff --git a/arch/arm/mach-s3c24xx/mach-h1940.c b/arch/arm/mach-s3c24xx/mach-h1940.c
> index 446891e23511..d56e3befa459 100644
> --- a/arch/arm/mach-s3c24xx/mach-h1940.c
> +++ b/arch/arm/mach-s3c24xx/mach-h1940.c
> @@ -47,11 +47,10 @@
>
> #include <sound/uda1380.h>
>
> -#include <mach/fb.h>
> +#include <linux/platform_data/fb-s3c2410.h>
> #include <mach/hardware.h>
> #include <mach/regs-clock.h>
> #include <mach/regs-gpio.h>
> -#include <mach/regs-lcd.h>
> #include <mach/gpio-samsung.h>
>
> #include <plat/cpu.h>
> @@ -211,12 +210,16 @@ static struct s3c2410fb_mach_info h1940_fb_info __initdata = {
> .lpcsel = 0x02,
> .gpccon = 0xaa940659,
> .gpccon_mask = 0xffffc0f0,
> + .gpccon_reg = S3C2410_GPCCON,
> .gpcup = 0x0000ffff,
> .gpcup_mask = 0xffffffff,
> + .gpcup_reg = S3C2410_GPCUP,
> .gpdcon = 0xaa84aaa0,
> .gpdcon_mask = 0xffffffff,
> + .gpdcon_reg = S3C2410_GPDCON,
> .gpdup = 0x0000faff,
> .gpdup_mask = 0xffffffff,
> + .gpdup_reg = S3C2410_GPDUP,
> };
>
> static int power_supply_init(struct device *dev)
> diff --git a/arch/arm/mach-s3c24xx/mach-jive.c b/arch/arm/mach-s3c24xx/mach-jive.c
> index 885e8f12e4b9..3b33132b2334 100644
> --- a/arch/arm/mach-s3c24xx/mach-jive.c
> +++ b/arch/arm/mach-s3c24xx/mach-jive.c
> @@ -32,8 +32,7 @@
> #include <linux/platform_data/i2c-s3c2410.h>
>
> #include <mach/regs-gpio.h>
> -#include <mach/regs-lcd.h>
> -#include <mach/fb.h>
> +#include <linux/platform_data/fb-s3c2410.h>
> #include <mach/gpio-samsung.h>
>
> #include <asm/mach-types.h>
> @@ -321,6 +320,7 @@ static struct s3c2410fb_mach_info jive_lcd_config = {
> * data. */
>
> .gpcup = (0xf << 1) | (0x3f << 10),
> + .gpcup_reg = S3C2410_GPCUP,
Nits: indentation before/after '=' looks wrong. Tab should be
before '=', one space after.
Best regards,
Krzysztof
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