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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-05 18:21:21 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-05 18:21:21 -0700 |
commit | c861cd3e92d92ae946e19099f198018fcb4fd887 (patch) | |
tree | fab678a30a85cf80038c560221d6ab01812a3891 /arch/arm/plat-samsung | |
parent | 7abec10c623d9e0416dab6919a0ea22e6283516b (diff) | |
parent | b8bc83971cc20cae3c3b65c26a804f350d74960c (diff) | |
download | op-kernel-dev-c861cd3e92d92ae946e19099f198018fcb4fd887.zip op-kernel-dev-c861cd3e92d92ae946e19099f198018fcb4fd887.tar.gz |
Merge branch 'next/devel2' of git://git.linaro.org/people/arnd/arm-soc
* 'next/devel2' of git://git.linaro.org/people/arnd/arm-soc: (30 commits)
ARM: mmp: register internal sram bank
ARM: mmp: register audio sram bank
ARM: mmp: add sram allocator
gpio/samsung: Complain loudly if we don't know the SoC
ARM: S3C64XX: Fix SoC identification for S3C64xx devices
ARM: S3C2443: Remove redundant s3c_register_clocks call for init_clocks
ARM: S3C24XX: Add devname for hsmmc1 pclk
ARM: S3C24XX: use clk_get_rate to init fclk in common_setup_clocks
ARM: S3C2443: Accommodate cpufreq frequency scheme in armdiv
ARM: S3C2443: handle unset armdiv values gracefully
ARM: S3C2443: Add get_rate operation for clk_armdiv
ARM: S3C2416: Add comment describing the armdiv/armclk
ARM: S3C2443: Move clk_arm and clk_armdiv to common code
ARM: S3C24XX: Add infrastructure to transmit armdiv to common code
ARM: S3C2416: Add armdiv_mask constant
ARM: EXYNOS4: Add support for M-5MOLS camera on Nuri board
ARM: EXYNOS4: Enable MFC on ORIGEN
ARM: SAMSUNG: Add support s3c2416-adc for S3C2416/S3C2450
ARM: SAMSUNG: Add support s3c2443-adc for S3C2443
ARM: SAMSUNG: Allow overriding of adc device name for S3C24XX
...
Diffstat (limited to 'arch/arm/plat-samsung')
-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 |
5 files changed, 43 insertions, 18 deletions
diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c index ee8deef..33ecd0c 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 a281568..a927bee 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 54f370f..40fd7b6 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 035e8c3..7061210 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 4b2ac9a..7fae1a0 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); |