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author | Arnd Bergmann <arnd@arndb.de> | 2011-10-20 18:26:05 +0200 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2011-10-20 18:26:05 +0200 |
commit | 11f0d9311c6e9ed928dc98ce6e9d14c0ee274b05 (patch) | |
tree | 2bdb21608485c63d9a8de0e5445fa9bfc537b8d9 /arch | |
parent | 1faca4ced8594d3586302e8d1788a60932f2bbca (diff) | |
parent | fbe92fcc7570eaba4bd5786cb1bbc5e693dba6bd (diff) | |
download | linux-11f0d9311c6e9ed928dc98ce6e9d14c0ee274b05.tar.gz linux-11f0d9311c6e9ed928dc98ce6e9d14c0ee274b05.tar.bz2 linux-11f0d9311c6e9ed928dc98ce6e9d14c0ee274b05.zip |
Merge branch 'samsung/devel' into next/devel2
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/Kconfig | 1 | ||||
-rw-r--r-- | arch/arm/mach-exynos4/Kconfig | 12 | ||||
-rw-r--r-- | arch/arm/mach-exynos4/mach-nuri.c | 158 | ||||
-rw-r--r-- | arch/arm/mach-exynos4/mach-origen.c | 21 | ||||
-rw-r--r-- | arch/arm/mach-s3c2410/include/mach/gpio-nrs.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h | 1 | ||||
-rw-r--r-- | arch/arm/mach-s3c2416/clock.c | 21 | ||||
-rw-r--r-- | arch/arm/mach-s3c2416/s3c2416.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-s3c2443/clock.c | 105 | ||||
-rw-r--r-- | arch/arm/mach-s3c2443/s3c2443.c | 3 | ||||
-rw-r--r-- | arch/arm/plat-s3c24xx/s3c2443-clock.c | 135 | ||||
-rw-r--r-- | arch/arm/plat-samsung/adc.c | 43 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/adc-core.h | 2 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/cpu.h | 6 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/regs-adc.h | 3 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/s3c2443.h | 7 |
16 files changed, 383 insertions, 140 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index bd220b85c550..012ff5fbb7e8 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -716,6 +716,7 @@ config ARCH_S3C64XX select CPU_V6 select ARM_VIC select HAVE_CLK + select HAVE_TCM select CLKDEV_LOOKUP select NO_IOPORT select ARCH_USES_GETTIMEOFFSET diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig index dd660eb20204..4924838e9acc 100644 --- a/arch/arm/mach-exynos4/Kconfig +++ b/arch/arm/mach-exynos4/Kconfig @@ -215,6 +215,7 @@ config MACH_UNIVERSAL_C210 config MACH_NURI bool "Mobile NURI Board" select CPU_EXYNOS4210 + select S5P_GPIO_INT select S3C_DEV_WDT select S3C_DEV_RTC select S5P_DEV_FIMD0 @@ -224,15 +225,23 @@ config MACH_NURI select S3C_DEV_I2C1 select S3C_DEV_I2C3 select S3C_DEV_I2C5 + select S5P_DEV_CSIS0 + select S5P_DEV_FIMC0 + select S5P_DEV_FIMC1 + select S5P_DEV_FIMC2 + select S5P_DEV_FIMC3 select S5P_DEV_MFC select S5P_DEV_USB_EHCI + select S5P_SETUP_MIPIPHY select EXYNOS4_DEV_PD + select EXYNOS4_SETUP_FIMC select EXYNOS4_SETUP_FIMD0 select EXYNOS4_SETUP_I2C1 select EXYNOS4_SETUP_I2C3 select EXYNOS4_SETUP_I2C5 select EXYNOS4_SETUP_SDHCI select EXYNOS4_SETUP_USB_PHY + select S5P_SETUP_MIPIPHY select SAMSUNG_DEV_PWM select SAMSUNG_DEV_ADC help @@ -251,11 +260,12 @@ config MACH_ORIGEN select S5P_DEV_FIMC3 select S5P_DEV_FIMD0 select S5P_DEV_I2C_HDMIPHY + select S5P_DEV_MFC select S5P_DEV_TV select S5P_DEV_USB_EHCI - select EXYNOS4_DEV_PD select SAMSUNG_DEV_BACKLIGHT select SAMSUNG_DEV_PWM + select EXYNOS4_DEV_PD select EXYNOS4_SETUP_FIMD0 select EXYNOS4_SETUP_SDHCI select EXYNOS4_SETUP_USB_PHY diff --git a/arch/arm/mach-exynos4/mach-nuri.c b/arch/arm/mach-exynos4/mach-nuri.c index bbd13f454151..816a502e9153 100644 --- a/arch/arm/mach-exynos4/mach-nuri.c +++ b/arch/arm/mach-exynos4/mach-nuri.c @@ -27,6 +27,9 @@ #include <linux/pwm_backlight.h> #include <video/platform_lcd.h> +#include <media/m5mols.h> +#include <media/s5p_fimc.h> +#include <media/v4l2-mediabus.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> @@ -45,6 +48,9 @@ #include <plat/iic.h> #include <plat/mfc.h> #include <plat/pd.h> +#include <plat/fimc-core.h> +#include <plat/camport.h> +#include <plat/mipi_csis.h> #include <mach/map.h> @@ -65,6 +71,8 @@ enum fixed_regulator_id { FIXED_REG_ID_MMC = 0, FIXED_REG_ID_MAX8903, + FIXED_REG_ID_CAM_A28V, + FIXED_REG_ID_CAM_12V, }; static struct s3c2410_uartcfg nuri_uartcfgs[] __initdata = { @@ -1066,13 +1074,6 @@ static struct platform_device nuri_max8903_device = { }, }; -static struct device *nuri_cm_devices[] = { - &s3c_device_i2c5.dev, - &s3c_device_adc.dev, - NULL, /* Reserved for UART */ - NULL, -}; - static void __init nuri_power_init(void) { int gpio; @@ -1117,10 +1118,140 @@ static void __init nuri_ehci_init(void) s5p_ehci_set_platdata(pdata); } +/* CAMERA */ +static struct regulator_consumer_supply cam_vdda_supply[] = { + REGULATOR_SUPPLY("a_sensor", "0-001f"), +}; + +static struct regulator_init_data cam_vdda_reg_init_data = { + .constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS }, + .num_consumer_supplies = ARRAY_SIZE(cam_vdda_supply), + .consumer_supplies = cam_vdda_supply, +}; + +static struct fixed_voltage_config cam_vdda_fixed_voltage_cfg = { + .supply_name = "CAM_IO_EN", + .microvolts = 2800000, + .gpio = EXYNOS4_GPE2(1), /* CAM_IO_EN */ + .enable_high = 1, + .init_data = &cam_vdda_reg_init_data, +}; + +static struct platform_device cam_vdda_fixed_rdev = { + .name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_A28V, + .dev = { .platform_data = &cam_vdda_fixed_voltage_cfg }, +}; + +static struct regulator_consumer_supply camera_8m_12v_supply = + REGULATOR_SUPPLY("dig_12", "0-001f"); + +static struct regulator_init_data cam_8m_12v_reg_init_data = { + .num_consumer_supplies = 1, + .consumer_supplies = &camera_8m_12v_supply, + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS + }, +}; + +static struct fixed_voltage_config cam_8m_12v_fixed_voltage_cfg = { + .supply_name = "8M_1.2V", + .microvolts = 1200000, + .gpio = EXYNOS4_GPE2(5), /* 8M_1.2V_EN */ + .enable_high = 1, + .init_data = &cam_8m_12v_reg_init_data, +}; + +static struct platform_device cam_8m_12v_fixed_rdev = { + .name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_12V, + .dev = { .platform_data = &cam_8m_12v_fixed_voltage_cfg }, +}; + +static struct s5p_platform_mipi_csis mipi_csis_platdata = { + .clk_rate = 166000000UL, + .lanes = 2, + .alignment = 32, + .hs_settle = 12, + .phy_enable = s5p_csis_phy_enable, +}; + +#define GPIO_CAM_MEGA_RST EXYNOS4_GPY3(7) /* ISP_RESET */ +#define GPIO_CAM_8M_ISP_INT EXYNOS4_GPL2(5) + +static struct m5mols_platform_data m5mols_platdata = { + .gpio_reset = GPIO_CAM_MEGA_RST, +}; + +static struct i2c_board_info m5mols_board_info = { + I2C_BOARD_INFO("M5MOLS", 0x1F), + .platform_data = &m5mols_platdata, +}; + +static struct s5p_fimc_isp_info nuri_camera_sensors[] = { + { + .flags = V4L2_MBUS_PCLK_SAMPLE_FALLING | + V4L2_MBUS_VSYNC_ACTIVE_LOW, + .bus_type = FIMC_MIPI_CSI2, + .board_info = &m5mols_board_info, + .clk_frequency = 24000000UL, + .csi_data_align = 32, + }, +}; + +static struct s5p_platform_fimc fimc_md_platdata = { + .isp_info = nuri_camera_sensors, + .num_clients = ARRAY_SIZE(nuri_camera_sensors), +}; + +static struct gpio nuri_camera_gpios[] = { + { GPIO_CAM_8M_ISP_INT, GPIOF_IN, "8M_ISP_INT" }, + { GPIO_CAM_MEGA_RST, GPIOF_OUT_INIT_LOW, "CAM_8M_NRST" }, +}; + +static void nuri_camera_init(void) +{ + s3c_set_platdata(&mipi_csis_platdata, sizeof(mipi_csis_platdata), + &s5p_device_mipi_csis0); + s3c_set_platdata(&fimc_md_platdata, sizeof(fimc_md_platdata), + &s5p_device_fimc_md); + + if (gpio_request_array(nuri_camera_gpios, + ARRAY_SIZE(nuri_camera_gpios))) { + pr_err("%s: GPIO request failed\n", __func__); + return; + } + + m5mols_board_info.irq = s5p_register_gpio_interrupt(GPIO_CAM_8M_ISP_INT); + if (!IS_ERR_VALUE(m5mols_board_info.irq)) + s3c_gpio_cfgpin(GPIO_CAM_8M_ISP_INT, S3C_GPIO_SFN(0xF)); + else + pr_err("%s: Failed to configure 8M_ISP_INT GPIO\n", __func__); + + /* Free GPIOs controlled directly by the sensor drivers. */ + gpio_free(GPIO_CAM_MEGA_RST); + + if (exynos4_fimc_setup_gpio(S5P_CAMPORT_A)) { + pr_err("%s: Camera port A setup failed\n", __func__); + return; + } + /* Increase drive strength of the sensor clock output */ + s5p_gpio_set_drvstr(EXYNOS4_GPJ1(3), S5P_GPIO_DRVSTR_LV4); +} + +static struct s3c2410_platform_i2c nuri_i2c0_platdata __initdata = { + .frequency = 400000U, + .sda_delay = 200, +}; + static struct platform_device *nuri_devices[] __initdata = { /* Samsung Platform Devices */ &s3c_device_i2c5, /* PMIC should initialize first */ + &s3c_device_i2c0, &emmc_fixed_voltage, + &s5p_device_mipi_csis0, + &s5p_device_fimc0, + &s5p_device_fimc1, + &s5p_device_fimc2, + &s5p_device_fimc3, &s5p_device_fimd0, &s3c_device_hsmmc0, &s3c_device_hsmmc2, @@ -1137,6 +1268,8 @@ static struct platform_device *nuri_devices[] __initdata = { &s5p_device_mfc_r, &exynos4_device_pd[PD_MFC], &exynos4_device_pd[PD_LCD0], + &exynos4_device_pd[PD_CAM], + &s5p_device_fimc_md, /* NURI Devices */ &nuri_gpio_keys, @@ -1144,6 +1277,8 @@ static struct platform_device *nuri_devices[] __initdata = { &nuri_backlight_device, &max8903_fixed_reg_dev, &nuri_max8903_device, + &cam_vdda_fixed_rdev, + &cam_8m_12v_fixed_rdev, }; static void __init nuri_map_io(void) @@ -1164,6 +1299,7 @@ static void __init nuri_machine_init(void) nuri_tsp_init(); nuri_power_init(); + s3c_i2c0_set_platdata(&nuri_i2c0_platdata); i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs)); s3c_i2c3_set_platdata(&i2c3_data); i2c_register_board_info(3, i2c3_devs, ARRAY_SIZE(i2c3_devs)); @@ -1175,6 +1311,8 @@ static void __init nuri_machine_init(void) s5p_fimd0_set_platdata(&nuri_fb_pdata); + nuri_camera_init(); + nuri_ehci_init(); clk_xusbxti.rate = 24000000; @@ -1182,6 +1320,12 @@ static void __init nuri_machine_init(void) platform_add_devices(nuri_devices, ARRAY_SIZE(nuri_devices)); s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev; s5p_device_fimd0.dev.parent = &exynos4_device_pd[PD_LCD0].dev; + + s5p_device_fimc0.dev.parent = &exynos4_device_pd[PD_CAM].dev; + s5p_device_fimc1.dev.parent = &exynos4_device_pd[PD_CAM].dev; + s5p_device_fimc2.dev.parent = &exynos4_device_pd[PD_CAM].dev; + s5p_device_fimc3.dev.parent = &exynos4_device_pd[PD_CAM].dev; + s5p_device_mipi_csis0.dev.parent = &exynos4_device_pd[PD_CAM].dev; } MACHINE_START(NURI, "NURI") diff --git a/arch/arm/mach-exynos4/mach-origen.c b/arch/arm/mach-exynos4/mach-origen.c index 71db8480bb5a..f80b563f2be7 100644 --- a/arch/arm/mach-exynos4/mach-origen.c +++ b/arch/arm/mach-exynos4/mach-origen.c @@ -39,6 +39,7 @@ #include <plat/backlight.h> #include <plat/pd.h> #include <plat/fb.h> +#include <plat/mfc.h> #include <mach/map.h> @@ -89,6 +90,8 @@ static struct s3c2410_uartcfg origen_uartcfgs[] __initdata = { static struct regulator_consumer_supply __initdata ldo3_consumer[] = { REGULATOR_SUPPLY("vdd11", "s5p-mipi-csis.0"), /* MIPI */ + REGULATOR_SUPPLY("vdd", "exynos4-hdmi"), /* HDMI */ + REGULATOR_SUPPLY("vdd_pll", "exynos4-hdmi"), /* HDMI */ }; static struct regulator_consumer_supply __initdata ldo6_consumer[] = { REGULATOR_SUPPLY("vdd18", "s5p-mipi-csis.0"), /* MIPI */ @@ -98,6 +101,7 @@ static struct regulator_consumer_supply __initdata ldo7_consumer[] = { }; static struct regulator_consumer_supply __initdata ldo8_consumer[] = { REGULATOR_SUPPLY("vdd", "s5p-adc"), /* ADC */ + REGULATOR_SUPPLY("vdd_osc", "exynos4-hdmi"), /* HDMI */ }; static struct regulator_consumer_supply __initdata ldo9_consumer[] = { REGULATOR_SUPPLY("dvdd", "swb-a31"), /* AR6003 WLAN & CSR 8810 BT */ @@ -598,9 +602,17 @@ static struct platform_device *origen_devices[] __initdata = { &s5p_device_fimd0, &s5p_device_hdmi, &s5p_device_i2c_hdmiphy, + &s5p_device_mfc, + &s5p_device_mfc_l, + &s5p_device_mfc_r, &s5p_device_mixer, &exynos4_device_pd[PD_LCD0], &exynos4_device_pd[PD_TV], + &exynos4_device_pd[PD_G3D], + &exynos4_device_pd[PD_LCD1], + &exynos4_device_pd[PD_CAM], + &exynos4_device_pd[PD_GPS], + &exynos4_device_pd[PD_MFC], &origen_device_gpiokeys, &origen_lcd_hv070wsa, }; @@ -638,6 +650,11 @@ static void __init origen_power_init(void) s3c_gpio_setpull(EXYNOS4_GPX0(4), S3C_GPIO_PULL_NONE); } +static void __init origen_reserve(void) +{ + s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20); +} + static void __init origen_machine_init(void) { origen_power_init(); @@ -661,11 +678,14 @@ static void __init origen_machine_init(void) s5p_fimd0_set_platdata(&origen_lcd_pdata); platform_add_devices(origen_devices, ARRAY_SIZE(origen_devices)); + s5p_device_fimd0.dev.parent = &exynos4_device_pd[PD_LCD0].dev; s5p_device_hdmi.dev.parent = &exynos4_device_pd[PD_TV].dev; s5p_device_mixer.dev.parent = &exynos4_device_pd[PD_TV].dev; + s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev; + samsung_bl_set(&origen_bl_gpio_info, &origen_bl_data); } @@ -676,4 +696,5 @@ MACHINE_START(ORIGEN, "ORIGEN") .map_io = origen_map_io, .init_machine = origen_machine_init, .timer = &exynos4_timer, + .reserve = &origen_reserve, MACHINE_END diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h b/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h index 4f7bf3272e87..019ea86057f6 100644 --- a/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h +++ b/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h @@ -53,7 +53,7 @@ #define S3C2410_GPIO_M_NR (32) /* technically 2. */ #if CONFIG_S3C_GPIO_SPACE != 0 -#error CONFIG_S3C_GPIO_SPACE cannot be zero at the moment +#error CONFIG_S3C_GPIO_SPACE cannot be nonzero at the moment #endif #define S3C2410_GPIO_NEXT(__gpio) \ diff --git a/arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h b/arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h index df6434f326f0..c3feff3c0488 100644 --- a/arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h +++ b/arch/arm/mach-s3c2410/include/mach/regs-s3c2443-clock.h @@ -65,6 +65,7 @@ #define S3C2443_CLKDIV0_PREDIV_MASK (3<<4) #define S3C2443_CLKDIV0_PREDIV_SHIFT (4) +#define S3C2416_CLKDIV0_ARMDIV_MASK (7 << 9) #define S3C2443_CLKDIV0_ARMDIV_MASK (15<<9) #define S3C2443_CLKDIV0_ARMDIV_SHIFT (9) #define S3C2443_CLKDIV0_ARMDIV_1 (0<<9) diff --git a/arch/arm/mach-s3c2416/clock.c b/arch/arm/mach-s3c2416/clock.c index 72b7c6274c79..afbbe8bc21d1 100644 --- a/arch/arm/mach-s3c2416/clock.c +++ b/arch/arm/mach-s3c2416/clock.c @@ -28,6 +28,14 @@ #include <mach/regs-clock.h> #include <mach/regs-s3c2443-clock.h> +/* armdiv + * + * this clock is sourced from msysclk and can have a number of + * divider values applied to it to then be fed into armclk. + * The real clock definition is done in s3c2443-clock.c, + * only the armdiv divisor table must be defined here. +*/ + static unsigned int armdiv[8] = { [0] = 1, [1] = 2, @@ -125,16 +133,9 @@ static struct clk hsmmc0_clk = { .ctrlbit = S3C2416_HCLKCON_HSMMC0, }; -static inline unsigned int s3c2416_fclk_div(unsigned long clkcon0) -{ - clkcon0 &= 7 << S3C2443_CLKDIV0_ARMDIV_SHIFT; - - return armdiv[clkcon0 >> S3C2443_CLKDIV0_ARMDIV_SHIFT]; -} - void __init_or_cpufreq s3c2416_setup_clocks(void) { - s3c2443_common_setup_clocks(s3c2416_get_pll, s3c2416_fclk_div); + s3c2443_common_setup_clocks(s3c2416_get_pll); } @@ -158,7 +159,9 @@ void __init s3c2416_init_clocks(int xtal) clk_epll.parent = &clk_epllref.clk; - s3c2443_common_init_clocks(xtal, s3c2416_get_pll, s3c2416_fclk_div); + s3c2443_common_init_clocks(xtal, s3c2416_get_pll, + armdiv, ARRAY_SIZE(armdiv), + S3C2416_CLKDIV0_ARMDIV_MASK); for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++) s3c_register_clksrc(clksrcs[ptr], 1); diff --git a/arch/arm/mach-s3c2416/s3c2416.c b/arch/arm/mach-s3c2416/s3c2416.c index 3156b7a71371..081ef4cb8688 100644 --- a/arch/arm/mach-s3c2416/s3c2416.c +++ b/arch/arm/mach-s3c2416/s3c2416.c @@ -60,6 +60,7 @@ #include <plat/iic-core.h> #include <plat/fb-core.h> #include <plat/nand-core.h> +#include <plat/adc-core.h> static struct map_desc s3c2416_iodesc[] __initdata = { IODESC_ENT(WATCHDOG), @@ -97,6 +98,8 @@ int __init s3c2416_init(void) s3c_fb_setname("s3c2443-fb"); + s3c_adc_setname("s3c2416-adc"); + register_syscore_ops(&s3c2416_pm_syscore_ops); register_syscore_ops(&s3c24xx_irq_syscore_ops); diff --git a/arch/arm/mach-s3c2443/clock.c b/arch/arm/mach-s3c2443/clock.c index cd51d04e1de7..1c2c088aa2e8 100644 --- a/arch/arm/mach-s3c2443/clock.c +++ b/arch/arm/mach-s3c2443/clock.c @@ -61,10 +61,10 @@ * * this clock is sourced from msysclk and can have a number of * divider values applied to it to then be fed into armclk. + * The real clock definition is done in s3c2443-clock.c, + * only the armdiv divisor table must be defined here. */ -/* armdiv divisor table */ - static unsigned int armdiv[16] = { [S3C2443_CLKDIV0_ARMDIV_1 >> S3C2443_CLKDIV0_ARMDIV_SHIFT] = 1, [S3C2443_CLKDIV0_ARMDIV_2 >> S3C2443_CLKDIV0_ARMDIV_SHIFT] = 2, @@ -76,92 +76,6 @@ static unsigned int armdiv[16] = { [S3C2443_CLKDIV0_ARMDIV_16 >> S3C2443_CLKDIV0_ARMDIV_SHIFT] = 16, }; -static inline unsigned int s3c2443_fclk_div(unsigned long clkcon0) -{ - clkcon0 &= S3C2443_CLKDIV0_ARMDIV_MASK; - - return armdiv[clkcon0 >> S3C2443_CLKDIV0_ARMDIV_SHIFT]; -} - -static unsigned long s3c2443_armclk_roundrate(struct clk *clk, - unsigned long rate) -{ - unsigned long parent = clk_get_rate(clk->parent); - unsigned long calc; - unsigned best = 256; /* bigger than any value */ - unsigned div; - int ptr; - - for (ptr = 0; ptr < ARRAY_SIZE(armdiv); ptr++) { - div = armdiv[ptr]; - calc = parent / div; - if (calc <= rate && div < best) - best = div; - } - - return parent / best; -} - -static int s3c2443_armclk_setrate(struct clk *clk, unsigned long rate) -{ - unsigned long parent = clk_get_rate(clk->parent); - unsigned long calc; - unsigned div; - unsigned best = 256; /* bigger than any value */ - int ptr; - int val = -1; - - for (ptr = 0; ptr < ARRAY_SIZE(armdiv); ptr++) { - div = armdiv[ptr]; - calc = parent / div; - if (calc <= rate && div < best) { - best = div; - val = ptr; - } - } - - if (val >= 0) { - unsigned long clkcon0; - - clkcon0 = __raw_readl(S3C2443_CLKDIV0); - clkcon0 &= ~S3C2443_CLKDIV0_ARMDIV_MASK; - clkcon0 |= val << S3C2443_CLKDIV0_ARMDIV_SHIFT; - __raw_writel(clkcon0, S3C2443_CLKDIV0); - } - - return (val == -1) ? -EINVAL : 0; -} - -static struct clk clk_armdiv = { - .name = "armdiv", - .parent = &clk_msysclk.clk, - .ops = &(struct clk_ops) { - .round_rate = s3c2443_armclk_roundrate, - .set_rate = s3c2443_armclk_setrate, - }, -}; - -/* armclk - * - * this is the clock fed into the ARM core itself, from armdiv or from hclk. - */ - -static struct clk *clk_arm_sources[] = { - [0] = &clk_armdiv, - [1] = &clk_h, -}; - -static struct clksrc_clk clk_arm = { - .clk = { - .name = "armclk", - }, - .sources = &(struct clksrc_sources) { - .sources = clk_arm_sources, - .nr_sources = ARRAY_SIZE(clk_arm_sources), - }, - .reg_src = { .reg = S3C2443_CLKDIV0, .size = 1, .shift = 13 }, -}; - /* hsspi * * high-speed spi clock, sourced from esysclk @@ -254,25 +168,20 @@ static struct clk init_clocks_off[] = { } }; -static struct clk init_clocks[] = { -}; - /* clocks to add straight away */ static struct clksrc_clk *clksrcs[] __initdata = { - &clk_arm, &clk_hsspi, &clk_hsmmc_div, }; static struct clk *clks[] __initdata = { &clk_hsmmc, - &clk_armdiv, }; void __init_or_cpufreq s3c2443_setup_clocks(void) { - s3c2443_common_setup_clocks(s3c2443_get_mpll, s3c2443_fclk_div); + s3c2443_common_setup_clocks(s3c2443_get_mpll); } void __init s3c2443_init_clocks(int xtal) @@ -283,7 +192,9 @@ void __init s3c2443_init_clocks(int xtal) clk_epll.rate = s3c2443_get_epll(epllcon, xtal); clk_epll.parent = &clk_epllref.clk; - s3c2443_common_init_clocks(xtal, s3c2443_get_mpll, s3c2443_fclk_div); + s3c2443_common_init_clocks(xtal, s3c2443_get_mpll, + armdiv, ARRAY_SIZE(armdiv), + S3C2443_CLKDIV0_ARMDIV_MASK); s3c2443_setup_clocks(); @@ -292,10 +203,6 @@ void __init s3c2443_init_clocks(int xtal) for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++) s3c_register_clksrc(clksrcs[ptr], 1); - /* register clocks from clock array */ - - s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - /* We must be careful disabling the clocks we are not intending to * be using at boot time, as subsystems such as the LCD which do * their own DMA requests to the bus can cause the system to lockup diff --git a/arch/arm/mach-s3c2443/s3c2443.c b/arch/arm/mach-s3c2443/s3c2443.c index 5df6458ddd42..a22b771b0f36 100644 --- a/arch/arm/mach-s3c2443/s3c2443.c +++ b/arch/arm/mach-s3c2443/s3c2443.c @@ -41,6 +41,7 @@ #include <plat/cpu.h> #include <plat/fb-core.h> #include <plat/nand-core.h> +#include <plat/adc-core.h> static struct map_desc s3c2443_iodesc[] __initdata = { IODESC_ENT(WATCHDOG), @@ -70,6 +71,8 @@ int __init s3c2443_init(void) s3c_nand_setname("s3c2412-nand"); s3c_fb_setname("s3c2443-fb"); + s3c_adc_setname("s3c2443-adc"); + /* change WDT IRQ number */ s3c_device_wdt.resource[1].start = IRQ_S3C2443_WDT; s3c_device_wdt.resource[1].end = IRQ_S3C2443_WDT; diff --git a/arch/arm/plat-s3c24xx/s3c2443-clock.c b/arch/arm/plat-s3c24xx/s3c2443-clock.c index 07a4c81587ac..5a21b15b2a97 100644 --- a/arch/arm/plat-s3c24xx/s3c2443-clock.c +++ b/arch/arm/plat-s3c24xx/s3c2443-clock.c @@ -160,6 +160,124 @@ static struct clk clk_prediv = { }, }; +/* armdiv + * + * this clock is sourced from msysclk and can have a number of + * divider values applied to it to then be fed into armclk. +*/ + +static unsigned int *armdiv; +static int nr_armdiv; +static int armdivmask; + +static unsigned long s3c2443_armclk_roundrate(struct clk *clk, + unsigned long rate) +{ + unsigned long parent = clk_get_rate(clk->parent); + unsigned long calc; + unsigned best = 256; /* bigger than any value */ + unsigned div; + int ptr; + + if (!nr_armdiv) + return -EINVAL; + + for (ptr = 0; ptr < nr_armdiv; ptr++) { + div = armdiv[ptr]; + if (div) { + /* cpufreq provides 266mhz as 266666000 not 266666666 */ + calc = (parent / div / 1000) * 1000; + if (calc <= rate && div < best) + best = div; + } + } + + return parent / best; +} + +static unsigned long s3c2443_armclk_getrate(struct clk *clk) +{ + unsigned long rate = clk_get_rate(clk->parent); + unsigned long clkcon0; + int val; + + if (!nr_armdiv || !armdivmask) + return -EINVAL; + + clkcon0 = __raw_readl(S3C2443_CLKDIV0); + clkcon0 &= armdivmask; + val = clkcon0 >> S3C2443_CLKDIV0_ARMDIV_SHIFT; + + return rate / armdiv[val]; +} + +static int s3c2443_armclk_setrate(struct clk *clk, unsigned long rate) +{ + unsigned long parent = clk_get_rate(clk->parent); + unsigned long calc; + unsigned div; + unsigned best = 256; /* bigger than any value */ + int ptr; + int val = -1; + + if (!nr_armdiv || !armdivmask) + return -EINVAL; + + for (ptr = 0; ptr < nr_armdiv; ptr++) { + div = armdiv[ptr]; + if (div) { + /* cpufreq provides 266mhz as 266666000 not 266666666 */ + calc = (parent / div / 1000) * 1000; + if (calc <= rate && div < best) { + best = div; + val = ptr; + } + } + } + + if (val >= 0) { + unsigned long clkcon0; + + clkcon0 = __raw_readl(S3C2443_CLKDIV0); + clkcon0 &= ~armdivmask; + clkcon0 |= val << S3C2443_CLKDIV0_ARMDIV_SHIFT; + __raw_writel(clkcon0, S3C2443_CLKDIV0); + } + + return (val == -1) ? -EINVAL : 0; +} + +static struct clk clk_armdiv = { + .name = "armdiv", + .parent = &clk_msysclk.clk, + .ops = &(struct clk_ops) { + .round_rate = s3c2443_armclk_roundrate, + .get_rate = s3c2443_armclk_getrate, + .set_rate = s3c2443_armclk_setrate, + }, +}; + +/* armclk + * + * this is the clock fed into the ARM core itself, from armdiv or from hclk. + */ + +static struct clk *clk_arm_sources[] = { + [0] = &clk_armdiv, + [1] = &clk_h, +}; + +static struct clksrc_clk clk_arm = { + .clk = { + .name = "armclk", + }, + .sources = &(struct clksrc_sources) { + .sources = clk_arm_sources, + .nr_sources = ARRAY_SIZE(clk_arm_sources), + }, + .reg_src = { .reg = S3C2443_CLKDIV0, .size = 1, .shift = 13 }, +}; + /* usbhost * * usb host bus-clock, usually 48MHz to provide USB bus clock timing @@ -308,6 +426,7 @@ static struct clk init_clocks[] = { .ctrlbit = S3C2443_HCLKCON_DMA5, }, { .name = "hsmmc", + .devname = "s3c-sdhci.1", .parent = &clk_h, .enable = s3c2443_clkcon_enable_h, .ctrlbit = S3C2443_HCLKCON_HSMMC, @@ -402,8 +521,7 @@ static inline unsigned long s3c2443_get_hdiv(unsigned long clkcon0) /* EPLLCON compatible enough to get on/off information */ -void __init_or_cpufreq s3c2443_common_setup_clocks(pll_fn get_mpll, - fdiv_fn get_fdiv) +void __init_or_cpufreq s3c2443_common_setup_clocks(pll_fn get_mpll) { unsigned long epllcon = __raw_readl(S3C2443_EPLLCON); unsigned long mpllcon = __raw_readl(S3C2443_MPLLCON); @@ -423,7 +541,7 @@ void __init_or_cpufreq s3c2443_common_setup_clocks(pll_fn get_mpll, pll = get_mpll(mpllcon, xtal); clk_msysclk.clk.rate = pll; - fclk = pll / get_fdiv(clkdiv0); + fclk = clk_get_rate(&clk_armdiv); hclk = s3c2443_prediv_getrate(&clk_prediv); hclk /= s3c2443_get_hdiv(clkdiv0); pclk = hclk / ((clkdiv0 & S3C2443_CLKDIV0_HALF_PCLK) ? 2 : 1); @@ -458,6 +576,7 @@ static struct clk *clks[] __initdata = { &clk_ext, &clk_epll, &clk_usb_bus, + &clk_armdiv, }; static struct clksrc_clk *clksrcs[] __initdata = { @@ -467,13 +586,19 @@ static struct clksrc_clk *clksrcs[] __initdata = { &clk_epllref, &clk_esysclk, &clk_msysclk, + &clk_arm, }; void __init s3c2443_common_init_clocks(int xtal, pll_fn get_mpll, - fdiv_fn get_fdiv) + unsigned int *divs, int nr_divs, + int divmask) { int ptr; + armdiv = divs; + nr_armdiv = nr_divs; + armdivmask = divmask; + /* s3c2443 parents h and p clocks from prediv */ clk_h.parent = &clk_prediv; clk_p.parent = &clk_prediv; @@ -494,5 +619,5 @@ void __init s3c2443_common_init_clocks(int xtal, pll_fn get_mpll, s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); - s3c2443_common_setup_clocks(get_mpll, get_fdiv); + s3c2443_common_setup_clocks(get_mpll); } diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c index ee8deef19481..33ecd0c9f0c3 100644 --- a/arch/arm/plat-samsung/adc.c +++ b/arch/arm/plat-samsung/adc.c @@ -41,6 +41,8 @@ enum s3c_cpu_type { TYPE_ADCV1, /* S3C24XX */ + TYPE_ADCV11, /* S3C2443 */ + TYPE_ADCV12, /* S3C2416, S3C2450 */ TYPE_ADCV2, /* S3C64XX, S5P64X0, S5PC100 */ TYPE_ADCV3, /* S5PV210, S5PC110, EXYNOS4210 */ }; @@ -98,13 +100,17 @@ static inline void s3c_adc_select(struct adc_device *adc, client->select_cb(client, 1); - con &= ~S3C2410_ADCCON_MUXMASK; + if (cpu == TYPE_ADCV1 || cpu == TYPE_ADCV2) + con &= ~S3C2410_ADCCON_MUXMASK; con &= ~S3C2410_ADCCON_STDBM; con &= ~S3C2410_ADCCON_STARTMASK; if (!client->is_ts) { if (cpu == TYPE_ADCV3) writel(client->channel & 0xf, adc->regs + S5P_ADCMUX); + else if (cpu == TYPE_ADCV11 || cpu == TYPE_ADCV12) + writel(client->channel & 0xf, + adc->regs + S3C2443_ADCMUX); else con |= S3C2410_ADCCON_SELMUX(client->channel); } @@ -293,13 +299,13 @@ static irqreturn_t s3c_adc_irq(int irq, void *pw) client->nr_samples--; - if (cpu != TYPE_ADCV1) { - /* S3C64XX/S5P ADC resolution is 12-bit */ - data0 &= 0xfff; - data1 &= 0xfff; - } else { + if (cpu == TYPE_ADCV1 || cpu == TYPE_ADCV11) { data0 &= 0x3ff; data1 &= 0x3ff; + } else { + /* S3C2416/S3C64XX/S5P ADC resolution is 12-bit */ + data0 &= 0xfff; + data1 &= 0xfff; } if (client->convert_cb) @@ -320,7 +326,7 @@ static irqreturn_t s3c_adc_irq(int irq, void *pw) } exit: - if (cpu != TYPE_ADCV1) { + if (cpu == TYPE_ADCV2 || cpu == TYPE_ADCV3) { /* Clear ADC interrupt */ writel(0, adc->regs + S3C64XX_ADCCLRINT); } @@ -332,6 +338,7 @@ static int s3c_adc_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct adc_device *adc; struct resource *regs; + enum s3c_cpu_type cpu = platform_get_device_id(pdev)->driver_data; int ret; unsigned tmp; @@ -394,10 +401,13 @@ static int s3c_adc_probe(struct platform_device *pdev) clk_enable(adc->clk); tmp = adc->prescale | S3C2410_ADCCON_PRSCEN; - if (platform_get_device_id(pdev)->driver_data != TYPE_ADCV1) { - /* Enable 12-bit ADC resolution */ + + /* Enable 12-bit ADC resolution */ + if (cpu == TYPE_ADCV12) + tmp |= S3C2416_ADCCON_RESSEL; + if (cpu == TYPE_ADCV2 || cpu == TYPE_ADCV3) tmp |= S3C64XX_ADCCON_RESSEL; - } + writel(tmp, adc->regs + S3C2410_ADCCON); dev_info(dev, "attached adc driver\n"); @@ -464,6 +474,7 @@ static int s3c_adc_resume(struct device *dev) struct platform_device *pdev = container_of(dev, struct platform_device, dev); struct adc_device *adc = platform_get_drvdata(pdev); + enum s3c_cpu_type cpu = platform_get_device_id(pdev)->driver_data; int ret; unsigned long tmp; @@ -474,9 +485,13 @@ static int s3c_adc_resume(struct device *dev) enable_irq(adc->irq); tmp = adc->prescale | S3C2410_ADCCON_PRSCEN; + /* Enable 12-bit ADC resolution */ - if (platform_get_device_id(pdev)->driver_data != TYPE_ADCV1) + if (cpu == TYPE_ADCV12) + tmp |= S3C2416_ADCCON_RESSEL; + if (cpu == TYPE_ADCV2 || cpu == TYPE_ADCV3) tmp |= S3C64XX_ADCCON_RESSEL; + writel(tmp, adc->regs + S3C2410_ADCCON); return 0; @@ -492,6 +507,12 @@ static struct platform_device_id s3c_adc_driver_ids[] = { .name = "s3c24xx-adc", .driver_data = TYPE_ADCV1, }, { + .name = "s3c2443-adc", + .driver_data = TYPE_ADCV11, + }, { + .name = "s3c2416-adc", + .driver_data = TYPE_ADCV12, + }, { .name = "s3c64xx-adc", .driver_data = TYPE_ADCV2, }, { diff --git a/arch/arm/plat-samsung/include/plat/adc-core.h b/arch/arm/plat-samsung/include/plat/adc-core.h index a281568d5856..a927bee55359 100644 --- a/arch/arm/plat-samsung/include/plat/adc-core.h +++ b/arch/arm/plat-samsung/include/plat/adc-core.h @@ -20,7 +20,7 @@ /* re-define device name depending on support. */ static inline void s3c_adc_setname(char *name) { -#ifdef CONFIG_SAMSUNG_DEV_ADC +#if defined(CONFIG_SAMSUNG_DEV_ADC) || defined(CONFIG_PLAT_S3C24XX) s3c_device_adc.name = name; #endif } diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h index 54f370f0fc07..40fd7b6b5e66 100644 --- a/arch/arm/plat-samsung/include/plat/cpu.h +++ b/arch/arm/plat-samsung/include/plat/cpu.h @@ -25,7 +25,6 @@ extern unsigned long samsung_cpu_id; #define S3C6400_CPU_ID 0x36400000 #define S3C6410_CPU_ID 0x36410000 -#define S3C64XX_CPU_ID (S3C6400_CPU_ID & S3C6410_CPU_ID) #define S3C64XX_CPU_MASK 0xFFFFF000 #define S5P6440_CPU_ID 0x56440000 @@ -50,7 +49,8 @@ static inline int is_samsung_##name(void) \ } IS_SAMSUNG_CPU(s3c24xx, S3C24XX_CPU_ID, S3C24XX_CPU_MASK) -IS_SAMSUNG_CPU(s3c64xx, S3C64XX_CPU_ID, S3C64XX_CPU_MASK) +IS_SAMSUNG_CPU(s3c6400, S3C6400_CPU_ID, S3C64XX_CPU_MASK) +IS_SAMSUNG_CPU(s3c6410, S3C6410_CPU_ID, S3C64XX_CPU_MASK) IS_SAMSUNG_CPU(s5p6440, S5P6440_CPU_ID, S5P64XX_CPU_MASK) IS_SAMSUNG_CPU(s5p6450, S5P6450_CPU_ID, S5P64XX_CPU_MASK) IS_SAMSUNG_CPU(s5pc100, S5PC100_CPU_ID, S5PC100_CPU_MASK) @@ -69,7 +69,7 @@ IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK) #endif #if defined(CONFIG_CPU_S3C6400) || defined(CONFIG_CPU_S3C6410) -# define soc_is_s3c64xx() is_samsung_s3c64xx() +# define soc_is_s3c64xx() (is_samsung_s3c6400() || is_samsung_s3c6410()) #else # define soc_is_s3c64xx() 0 #endif diff --git a/arch/arm/plat-samsung/include/plat/regs-adc.h b/arch/arm/plat-samsung/include/plat/regs-adc.h index 035e8c38d69c..70612100120f 100644 --- a/arch/arm/plat-samsung/include/plat/regs-adc.h +++ b/arch/arm/plat-samsung/include/plat/regs-adc.h @@ -20,6 +20,7 @@ #define S3C2410_ADCDAT0 S3C2410_ADCREG(0x0C) #define S3C2410_ADCDAT1 S3C2410_ADCREG(0x10) #define S3C64XX_ADCUPDN S3C2410_ADCREG(0x14) +#define S3C2443_ADCMUX S3C2410_ADCREG(0x18) #define S3C64XX_ADCCLRINT S3C2410_ADCREG(0x18) #define S5P_ADCMUX S3C2410_ADCREG(0x1C) #define S3C64XX_ADCCLRINTPNDNUP S3C2410_ADCREG(0x20) @@ -33,6 +34,7 @@ #define S3C2410_ADCCON_PRSCVLMASK (0xFF<<6) #define S3C2410_ADCCON_SELMUX(x) (((x)&0x7)<<3) #define S3C2410_ADCCON_MUXMASK (0x7<<3) +#define S3C2416_ADCCON_RESSEL (1 << 3) #define S3C2410_ADCCON_STDBM (1<<2) #define S3C2410_ADCCON_READ_START (1<<1) #define S3C2410_ADCCON_ENABLE_START (1<<0) @@ -40,6 +42,7 @@ /* ADCTSC Register Bits */ +#define S3C2443_ADCTSC_UD_SEN (1 << 8) #define S3C2410_ADCTSC_YM_SEN (1<<7) #define S3C2410_ADCTSC_YP_SEN (1<<6) #define S3C2410_ADCTSC_XM_SEN (1<<5) diff --git a/arch/arm/plat-samsung/include/plat/s3c2443.h b/arch/arm/plat-samsung/include/plat/s3c2443.h index 4b2ac9a272b2..7fae1a050694 100644 --- a/arch/arm/plat-samsung/include/plat/s3c2443.h +++ b/arch/arm/plat-samsung/include/plat/s3c2443.h @@ -37,10 +37,11 @@ extern int s3c2443_baseclk_add(void); struct clk; /* some files don't need clk.h otherwise */ typedef unsigned int (*pll_fn)(unsigned int reg, unsigned int base); -typedef unsigned int (*fdiv_fn)(unsigned long clkcon0); -extern void s3c2443_common_setup_clocks(pll_fn get_mpll, fdiv_fn fdiv); -extern void s3c2443_common_init_clocks(int xtal, pll_fn get_mpll, fdiv_fn fdiv); +extern void s3c2443_common_setup_clocks(pll_fn get_mpll); +extern void s3c2443_common_init_clocks(int xtal, pll_fn get_mpll, + unsigned int *divs, int nr_divs, + int divmask); extern int s3c2443_clkcon_enable_h(struct clk *clk, int enable); extern int s3c2443_clkcon_enable_p(struct clk *clk, int enable); |