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author | Padmavathi Venna <padma.v@samsung.com> | 2011-12-23 10:14:31 +0900 |
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committer | Kukjin Kim <kgene.kim@samsung.com> | 2011-12-23 10:49:53 +0900 |
commit | 875a59374cd10200ac24f03877ccd8f73af590cc (patch) | |
tree | a7a933bd6a567fd2daa51439bcb17597aa337814 /arch/arm/plat-samsung/devs.c | |
parent | a153e31abb01484d0088ac28425dc98204848ad4 (diff) | |
download | blackbird-op-linux-875a59374cd10200ac24f03877ccd8f73af590cc.tar.gz blackbird-op-linux-875a59374cd10200ac24f03877ccd8f73af590cc.zip |
ARM: SAMSUNG: Consolidation of SPI platform devices to plat-samsung
SPI platform device definitions consolidated from respective machine
folder to plat-samsung
Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/plat-samsung/devs.c')
-rw-r--r-- | arch/arm/plat-samsung/devs.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c index 4ca8b571f971..8b27e61d0345 100644 --- a/arch/arm/plat-samsung/devs.c +++ b/arch/arm/plat-samsung/devs.c @@ -61,6 +61,7 @@ #include <plat/regs-iic.h> #include <plat/regs-serial.h> #include <plat/regs-spi.h> +#include <plat/s3c64xx-spi.h> static u64 samsung_device_dma_mask = DMA_BIT_MASK(32); @@ -1461,3 +1462,120 @@ struct platform_device s3c_device_wdt = { .resource = s3c_wdt_resource, }; #endif /* CONFIG_S3C_DEV_WDT */ + +#ifdef CONFIG_S3C64XX_DEV_SPI0 +static struct resource s3c64xx_spi0_resource[] = { + [0] = DEFINE_RES_MEM(S3C_PA_SPI0, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_SPI0_TX), + [2] = DEFINE_RES_DMA(DMACH_SPI0_RX), + [3] = DEFINE_RES_IRQ(IRQ_SPI0), +}; + +struct platform_device s3c64xx_device_spi0 = { + .name = "s3c64xx-spi", + .id = 0, + .num_resources = ARRAY_SIZE(s3c64xx_spi0_resource), + .resource = s3c64xx_spi0_resource, + .dev = { + .dma_mask = &samsung_device_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +void __init s3c64xx_spi0_set_platdata(struct s3c64xx_spi_info *pd, + int src_clk_nr, int num_cs) +{ + if (!pd) { + pr_err("%s:Need to pass platform data\n", __func__); + return; + } + + /* Reject invalid configuration */ + if (!num_cs || src_clk_nr < 0) { + pr_err("%s: Invalid SPI configuration\n", __func__); + return; + } + + pd->num_cs = num_cs; + pd->src_clk_nr = src_clk_nr; + s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi0); +} +#endif /* CONFIG_S3C64XX_DEV_SPI0 */ + +#ifdef CONFIG_S3C64XX_DEV_SPI1 +static struct resource s3c64xx_spi1_resource[] = { + [0] = DEFINE_RES_MEM(S3C_PA_SPI1, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_SPI1_TX), + [2] = DEFINE_RES_DMA(DMACH_SPI1_RX), + [3] = DEFINE_RES_IRQ(IRQ_SPI1), +}; + +struct platform_device s3c64xx_device_spi1 = { + .name = "s3c64xx-spi", + .id = 1, + .num_resources = ARRAY_SIZE(s3c64xx_spi1_resource), + .resource = s3c64xx_spi1_resource, + .dev = { + .dma_mask = &samsung_device_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +void __init s3c64xx_spi1_set_platdata(struct s3c64xx_spi_info *pd, + int src_clk_nr, int num_cs) +{ + if (!pd) { + pr_err("%s:Need to pass platform data\n", __func__); + return; + } + + /* Reject invalid configuration */ + if (!num_cs || src_clk_nr < 0) { + pr_err("%s: Invalid SPI configuration\n", __func__); + return; + } + + pd->num_cs = num_cs; + pd->src_clk_nr = src_clk_nr; + s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi1); +} +#endif /* CONFIG_S3C64XX_DEV_SPI1 */ + +#ifdef CONFIG_S3C64XX_DEV_SPI2 +static struct resource s3c64xx_spi2_resource[] = { + [0] = DEFINE_RES_MEM(S3C_PA_SPI2, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_SPI2_TX), + [2] = DEFINE_RES_DMA(DMACH_SPI2_RX), + [3] = DEFINE_RES_IRQ(IRQ_SPI2), +}; + +struct platform_device s3c64xx_device_spi2 = { + .name = "s3c64xx-spi", + .id = 2, + .num_resources = ARRAY_SIZE(s3c64xx_spi2_resource), + .resource = s3c64xx_spi2_resource, + .dev = { + .dma_mask = &samsung_device_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +void __init s3c64xx_spi2_set_platdata(struct s3c64xx_spi_info *pd, + int src_clk_nr, int num_cs) +{ + if (!pd) { + pr_err("%s:Need to pass platform data\n", __func__); + return; + } + + /* Reject invalid configuration */ + if (!num_cs || src_clk_nr < 0) { + pr_err("%s: Invalid SPI configuration\n", __func__); + return; + } + + pd->num_cs = num_cs; + pd->src_clk_nr = src_clk_nr; + s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi2); +} +#endif /* CONFIG_S3C64XX_DEV_SPI2 */ |