forked from Minki/linux
Merge branch 'fixes/2637-rc5/s3c24xx' of git://git.fluff.org/bjdooks/linux
* 'fixes/2637-rc5/s3c24xx' of git://git.fluff.org/bjdooks/linux: ARM: S3C24XX: Fix mess with gpio {set,get}_pull callbacks ARM: mini2440: Fix Kconfig to allow kernel to build ARM: S3C2412: Fix typo in CONFIG_CPU_S3C2412_ONLY definition ARM: S3C2443: Select properly ARM core type ARM: SMDK2416: Select MACH_SMDK, S3C_DEV_NAND, S3C_DEV_USB_HOST
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commit
2cedcc4f12
@ -16,7 +16,7 @@ config CPU_S3C2412
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config CPU_S3C2412_ONLY
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bool
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depends on ARCH_S3C2410 && !CPU_S3C2400 && !CPU_S3C2410 && \
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!CPU_2416 && !CPU_S3C2440 && !CPU_S3C2442 && \
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!CPU_S3C2416 && !CPU_S3C2440 && !CPU_S3C2442 && \
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!CPU_S3C2443 && CPU_S3C2412
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default y if CPU_S3C2412
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@ -35,9 +35,12 @@ menu "S3C2416 Machines"
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config MACH_SMDK2416
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bool "SMDK2416"
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select CPU_S3C2416
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select MACH_SMDK
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select S3C_DEV_FB
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select S3C_DEV_HSMMC
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select S3C_DEV_HSMMC1
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select S3C_DEV_NAND
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select S3C_DEV_USB_HOST
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select S3C2416_PM if PM
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help
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Say Y here if you are using an SMDK2416
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@ -18,6 +18,7 @@ config CPU_S3C2440
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config CPU_S3C2442
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bool
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select CPU_ARM920T
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select S3C_GPIO_PULL_DOWN
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select S3C2410_CLOCK
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select S3C2410_GPIO
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select S3C2410_PM if PM
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@ -178,6 +179,9 @@ config MACH_MINI2440
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bool "MINI2440 development board"
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select CPU_S3C2440
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select EEPROM_AT24
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select NEW_LEDS
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select LEDS_CLASS
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select LEDS_TRIGGER
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select LEDS_TRIGGER_BACKLIGHT
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select S3C_DEV_NAND
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select S3C_DEV_USB_HOST
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@ -46,9 +46,6 @@ int __init s3c2440_init(void)
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{
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printk("S3C2440: Initialising architecture\n");
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s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
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s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
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/* change irq for watchdog */
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s3c_device_wdt.resource[1].start = IRQ_S3C2440_WDT;
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@ -58,3 +55,11 @@ int __init s3c2440_init(void)
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return sysdev_register(&s3c2440_sysdev);
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}
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void __init s3c2440_map_io(void)
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{
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s3c244x_map_io();
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s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
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s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
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}
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@ -32,6 +32,7 @@
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#include <linux/interrupt.h>
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#include <linux/ioport.h>
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#include <linux/mutex.h>
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#include <linux/gpio.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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@ -43,6 +44,11 @@
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#include <plat/clock.h>
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#include <plat/cpu.h>
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#include <plat/s3c244x.h>
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#include <plat/gpio-core.h>
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#include <plat/gpio-cfg.h>
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#include <plat/gpio-cfg-helpers.h>
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/* S3C2442 extended clock support */
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@ -163,3 +169,11 @@ int __init s3c2442_init(void)
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return sysdev_register(&s3c2442_sysdev);
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}
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void __init s3c2442_map_io(void)
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{
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s3c244x_map_io();
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s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1down;
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s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1down;
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}
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@ -5,6 +5,7 @@
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config CPU_S3C2443
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bool
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depends on ARCH_S3C2410
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select CPU_ARM920T
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select S3C2443_DMA if S3C2410_DMA
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select CPU_LLSERIAL_S3C2440
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select SAMSUNG_CLKSRC
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@ -88,7 +88,7 @@ static struct cpu_table cpu_ids[] __initdata = {
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{
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.idcode = 0x32440000,
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.idmask = 0xffffffff,
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.map_io = s3c244x_map_io,
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.map_io = s3c2440_map_io,
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.init_clocks = s3c244x_init_clocks,
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.init_uarts = s3c244x_init_uarts,
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.init = s3c2440_init,
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@ -97,7 +97,7 @@ static struct cpu_table cpu_ids[] __initdata = {
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{
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.idcode = 0x32440001,
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.idmask = 0xffffffff,
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.map_io = s3c244x_map_io,
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.map_io = s3c2440_map_io,
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.init_clocks = s3c244x_init_clocks,
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.init_uarts = s3c244x_init_uarts,
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.init = s3c2440_init,
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@ -106,7 +106,7 @@ static struct cpu_table cpu_ids[] __initdata = {
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{
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.idcode = 0x32440aaa,
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.idmask = 0xffffffff,
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.map_io = s3c244x_map_io,
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.map_io = s3c2442_map_io,
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.init_clocks = s3c244x_init_clocks,
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.init_uarts = s3c244x_init_uarts,
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.init = s3c2442_init,
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@ -115,7 +115,7 @@ static struct cpu_table cpu_ids[] __initdata = {
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{
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.idcode = 0x32440aab,
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.idmask = 0xffffffff,
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.map_io = s3c244x_map_io,
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.map_io = s3c2442_map_io,
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.init_clocks = s3c244x_init_clocks,
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.init_uarts = s3c244x_init_uarts,
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.init = s3c2442_init,
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@ -82,8 +82,6 @@ static struct s3c_gpio_cfg s3c24xx_gpiocfg_banka = {
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struct s3c_gpio_cfg s3c24xx_gpiocfg_default = {
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.set_config = s3c_gpio_setcfg_s3c24xx,
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.get_config = s3c_gpio_getcfg_s3c24xx,
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.set_pull = s3c_gpio_setpull_1up,
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.get_pull = s3c_gpio_getpull_1up,
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};
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struct s3c_gpio_chip s3c24xx_gpios[] = {
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@ -21,17 +21,22 @@ extern void s3c244x_init_clocks(int xtal);
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#else
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#define s3c244x_init_clocks NULL
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#define s3c244x_init_uarts NULL
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#define s3c244x_map_io NULL
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#endif
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#ifdef CONFIG_CPU_S3C2440
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extern int s3c2440_init(void);
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extern void s3c2440_map_io(void);
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#else
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#define s3c2440_init NULL
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#define s3c2440_map_io NULL
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#endif
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#ifdef CONFIG_CPU_S3C2442
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extern int s3c2442_init(void);
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extern void s3c2442_map_io(void);
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#else
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#define s3c2442_init NULL
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#define s3c2442_map_io NULL
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#endif
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@ -280,18 +280,17 @@ s3c_gpio_pull_t s3c_gpio_getpull_updown(struct s3c_gpio_chip *chip,
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}
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#endif
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#ifdef CONFIG_S3C_GPIO_PULL_UP
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int s3c_gpio_setpull_1up(struct s3c_gpio_chip *chip,
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unsigned int off, s3c_gpio_pull_t pull)
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#if defined(CONFIG_S3C_GPIO_PULL_UP) || defined(CONFIG_S3C_GPIO_PULL_DOWN)
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static int s3c_gpio_setpull_1(struct s3c_gpio_chip *chip,
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unsigned int off, s3c_gpio_pull_t pull,
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s3c_gpio_pull_t updown)
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{
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void __iomem *reg = chip->base + 0x08;
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u32 pup = __raw_readl(reg);
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pup = __raw_readl(reg);
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if (pup == S3C_GPIO_PULL_UP)
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if (pull == updown)
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pup &= ~(1 << off);
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else if (pup == S3C_GPIO_PULL_NONE)
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else if (pull == S3C_GPIO_PULL_NONE)
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pup |= (1 << off);
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else
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return -EINVAL;
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@ -300,17 +299,45 @@ int s3c_gpio_setpull_1up(struct s3c_gpio_chip *chip,
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return 0;
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}
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s3c_gpio_pull_t s3c_gpio_getpull_1up(struct s3c_gpio_chip *chip,
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unsigned int off)
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static s3c_gpio_pull_t s3c_gpio_getpull_1(struct s3c_gpio_chip *chip,
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unsigned int off, s3c_gpio_pull_t updown)
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{
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void __iomem *reg = chip->base + 0x08;
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u32 pup = __raw_readl(reg);
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pup &= (1 << off);
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return pup ? S3C_GPIO_PULL_NONE : S3C_GPIO_PULL_UP;
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return pup ? S3C_GPIO_PULL_NONE : updown;
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}
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#endif /* CONFIG_S3C_GPIO_PULL_UP || CONFIG_S3C_GPIO_PULL_DOWN */
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#ifdef CONFIG_S3C_GPIO_PULL_UP
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s3c_gpio_pull_t s3c_gpio_getpull_1up(struct s3c_gpio_chip *chip,
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unsigned int off)
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{
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return s3c_gpio_getpull_1(chip, off, S3C_GPIO_PULL_UP);
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}
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int s3c_gpio_setpull_1up(struct s3c_gpio_chip *chip,
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unsigned int off, s3c_gpio_pull_t pull)
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{
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return s3c_gpio_setpull_1(chip, off, pull, S3C_GPIO_PULL_UP);
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}
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#endif /* CONFIG_S3C_GPIO_PULL_UP */
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#ifdef CONFIG_S3C_GPIO_PULL_DOWN
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s3c_gpio_pull_t s3c_gpio_getpull_1down(struct s3c_gpio_chip *chip,
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unsigned int off)
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{
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return s3c_gpio_getpull_1(chip, off, S3C_GPIO_PULL_DOWN);
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}
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int s3c_gpio_setpull_1down(struct s3c_gpio_chip *chip,
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unsigned int off, s3c_gpio_pull_t pull)
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{
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return s3c_gpio_setpull_1(chip, off, pull, S3C_GPIO_PULL_DOWN);
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}
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#endif /* CONFIG_S3C_GPIO_PULL_DOWN */
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#ifdef CONFIG_S5P_GPIO_DRVSTR
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s5p_gpio_drvstr_t s5p_gpio_get_drvstr(unsigned int pin)
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{
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@ -209,6 +209,17 @@ extern s3c_gpio_pull_t s3c_gpio_getpull_updown(struct s3c_gpio_chip *chip,
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extern s3c_gpio_pull_t s3c_gpio_getpull_1up(struct s3c_gpio_chip *chip,
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unsigned int off);
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/**
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* s3c_gpio_getpull_1down() - Get configuration for choice of down or none
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* @chip: The gpio chip that the GPIO pin belongs to
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* @off: The offset to the pin to get the configuration of.
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*
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* This helper function reads the state of the pull-down resistor for the
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* given GPIO in the same case as s3c_gpio_setpull_1down.
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*/
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extern s3c_gpio_pull_t s3c_gpio_getpull_1down(struct s3c_gpio_chip *chip,
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unsigned int off);
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/**
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* s3c_gpio_setpull_s3c2443() - Pull configuration for s3c2443.
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* @chip: The gpio chip that is being configured.
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