diff options
author | Olof Johansson <olof@lixom.net> | 2012-12-13 00:10:45 (GMT) |
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committer | Olof Johansson <olof@lixom.net> | 2012-12-13 00:10:45 (GMT) |
commit | 9c7466b217af784280d9fc841bbd559ef3bf33e9 (patch) | |
tree | c21ee243e48912201b4041fbf3f9bd9165603bd8 /arch/arm/plat-samsung | |
parent | 4a76411ea3f1da9032e031f8fff8894b97d141b2 (diff) | |
parent | 48d224d1efec98b0b78e511150b4f5752beceb7c (diff) | |
download | linux-fsl-qoriq-9c7466b217af784280d9fc841bbd559ef3bf33e9.tar.xz |
ARM: arm-soc: Merge branch 'next/pm2' into next/pm
Another smaller branch merged into next/pm before pull request.
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/plat-samsung')
-rw-r--r-- | arch/arm/plat-samsung/adc.c | 48 | ||||
-rw-r--r-- | arch/arm/plat-samsung/devs.c | 5 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/devs.h | 2 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/mfc.h | 11 | ||||
-rw-r--r-- | arch/arm/plat-samsung/s5p-dev-mfc.c | 34 |
5 files changed, 59 insertions, 41 deletions
diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c index b1e05cc..37542c2 100644 --- a/arch/arm/plat-samsung/adc.c +++ b/arch/arm/plat-samsung/adc.c @@ -344,7 +344,7 @@ static int s3c_adc_probe(struct platform_device *pdev) int ret; unsigned tmp; - adc = kzalloc(sizeof(struct adc_device), GFP_KERNEL); + adc = devm_kzalloc(dev, sizeof(struct adc_device), GFP_KERNEL); if (adc == NULL) { dev_err(dev, "failed to allocate adc_device\n"); return -ENOMEM; @@ -355,50 +355,46 @@ static int s3c_adc_probe(struct platform_device *pdev) adc->pdev = pdev; adc->prescale = S3C2410_ADCCON_PRSCVL(49); - adc->vdd = regulator_get(dev, "vdd"); + adc->vdd = devm_regulator_get(dev, "vdd"); if (IS_ERR(adc->vdd)) { dev_err(dev, "operating without regulator \"vdd\" .\n"); - ret = PTR_ERR(adc->vdd); - goto err_alloc; + return PTR_ERR(adc->vdd); } adc->irq = platform_get_irq(pdev, 1); if (adc->irq <= 0) { dev_err(dev, "failed to get adc irq\n"); - ret = -ENOENT; - goto err_reg; + return -ENOENT; } - ret = request_irq(adc->irq, s3c_adc_irq, 0, dev_name(dev), adc); + ret = devm_request_irq(dev, adc->irq, s3c_adc_irq, 0, dev_name(dev), + adc); if (ret < 0) { dev_err(dev, "failed to attach adc irq\n"); - goto err_reg; + return ret; } - adc->clk = clk_get(dev, "adc"); + adc->clk = devm_clk_get(dev, "adc"); if (IS_ERR(adc->clk)) { dev_err(dev, "failed to get adc clock\n"); - ret = PTR_ERR(adc->clk); - goto err_irq; + return PTR_ERR(adc->clk); } regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!regs) { dev_err(dev, "failed to find registers\n"); - ret = -ENXIO; - goto err_clk; + return -ENXIO; } - adc->regs = ioremap(regs->start, resource_size(regs)); + adc->regs = devm_request_and_ioremap(dev, regs); if (!adc->regs) { dev_err(dev, "failed to map registers\n"); - ret = -ENXIO; - goto err_clk; + return -ENXIO; } ret = regulator_enable(adc->vdd); if (ret) - goto err_ioremap; + return ret; clk_enable(adc->clk); @@ -418,32 +414,14 @@ static int s3c_adc_probe(struct platform_device *pdev) adc_dev = adc; return 0; - - err_ioremap: - iounmap(adc->regs); - err_clk: - clk_put(adc->clk); - - err_irq: - free_irq(adc->irq, adc); - err_reg: - regulator_put(adc->vdd); - err_alloc: - kfree(adc); - return ret; } static int __devexit s3c_adc_remove(struct platform_device *pdev) { struct adc_device *adc = platform_get_drvdata(pdev); - iounmap(adc->regs); - free_irq(adc->irq, adc); clk_disable(adc->clk); regulator_disable(adc->vdd); - regulator_put(adc->vdd); - clk_put(adc->clk); - kfree(adc); return 0; } diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c index 03f654d..bc50b20 100644 --- a/arch/arm/plat-samsung/devs.c +++ b/arch/arm/plat-samsung/devs.c @@ -486,11 +486,7 @@ static struct resource s3c_i2c0_resource[] = { struct platform_device s3c_device_i2c0 = { .name = "s3c2410-i2c", -#ifdef CONFIG_S3C_DEV_I2C1 .id = 0, -#else - .id = -1, -#endif .num_resources = ARRAY_SIZE(s3c_i2c0_resource), .resource = s3c_i2c0_resource, }; @@ -933,6 +929,7 @@ struct platform_device s5p_device_mfc_r = { .coherent_dma_mask = DMA_BIT_MASK(32), }, }; + #endif /* CONFIG_S5P_DEV_MFC */ /* MIPI CSIS */ diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index 5da4b4f..133e3e4 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -133,8 +133,6 @@ extern struct platform_device exynos4_device_pcm1; extern struct platform_device exynos4_device_pcm2; extern struct platform_device exynos4_device_spdif; -extern struct platform_device exynos_device_drm; - extern struct platform_device samsung_asoc_dma; extern struct platform_device samsung_asoc_idma; extern struct platform_device samsung_device_keypad; diff --git a/arch/arm/plat-samsung/include/plat/mfc.h b/arch/arm/plat-samsung/include/plat/mfc.h index ac13227..e6d7c42 100644 --- a/arch/arm/plat-samsung/include/plat/mfc.h +++ b/arch/arm/plat-samsung/include/plat/mfc.h @@ -10,6 +10,14 @@ #ifndef __PLAT_SAMSUNG_MFC_H #define __PLAT_SAMSUNG_MFC_H __FILE__ +struct s5p_mfc_dt_meminfo { + unsigned long loff; + unsigned long lsize; + unsigned long roff; + unsigned long rsize; + char *compatible; +}; + /** * s5p_mfc_reserve_mem - function to early reserve memory for MFC driver * @rbase: base address for MFC 'right' memory interface @@ -24,4 +32,7 @@ void __init s5p_mfc_reserve_mem(phys_addr_t rbase, unsigned int rsize, phys_addr_t lbase, unsigned int lsize); +int __init s5p_fdt_find_mfc_mem(unsigned long node, const char *uname, + int depth, void *data); + #endif /* __PLAT_SAMSUNG_MFC_H */ diff --git a/arch/arm/plat-samsung/s5p-dev-mfc.c b/arch/arm/plat-samsung/s5p-dev-mfc.c index ad60894..5ec104b 100644 --- a/arch/arm/plat-samsung/s5p-dev-mfc.c +++ b/arch/arm/plat-samsung/s5p-dev-mfc.c @@ -14,6 +14,8 @@ #include <linux/dma-mapping.h> #include <linux/memblock.h> #include <linux/ioport.h> +#include <linux/of_fdt.h> +#include <linux/of.h> #include <mach/map.h> #include <plat/devs.h> @@ -69,3 +71,35 @@ static int __init s5p_mfc_memory_init(void) return 0; } device_initcall(s5p_mfc_memory_init); + +#ifdef CONFIG_OF +int __init s5p_fdt_find_mfc_mem(unsigned long node, const char *uname, + int depth, void *data) +{ + __be32 *prop; + unsigned long len; + struct s5p_mfc_dt_meminfo *mfc_mem = data; + + if (!data) + return 0; + + if (!of_flat_dt_is_compatible(node, mfc_mem->compatible)) + return 0; + + prop = of_get_flat_dt_prop(node, "samsung,mfc-l", &len); + if (!prop || (len != 2 * sizeof(unsigned long))) + return 0; + + mfc_mem->loff = be32_to_cpu(prop[0]); + mfc_mem->lsize = be32_to_cpu(prop[1]); + + prop = of_get_flat_dt_prop(node, "samsung,mfc-r", &len); + if (!prop || (len != 2 * sizeof(unsigned long))) + return 0; + + mfc_mem->roff = be32_to_cpu(prop[0]); + mfc_mem->rsize = be32_to_cpu(prop[1]); + + return 1; +} +#endif |