diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2015-11-18 15:21:32 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-11-18 18:52:38 +0100 |
| commit | a0067db36a2f9733a2e956a44ef8145e6a809bdb (patch) | |
| tree | b76e540559f2806c327a8aeee731ac96573b4fa7 /arch/arm/plat-samsung/devs.c | |
| parent | Linux 4.4-rc1 (diff) | |
| download | linux-a0067db36a2f9733a2e956a44ef8145e6a809bdb.tar.xz linux-a0067db36a2f9733a2e956a44ef8145e6a809bdb.zip | |
spi: s3c64xx: pass DMA arguments in platform data
The s3c64xx platform data already contains a pointer to the
DMA filter function, but not to the associated data.
This simplifies the code and makes it more generic by
passing the data along with the filter function like
we do for other drivers.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'arch/arm/plat-samsung/devs.c')
| -rw-r--r-- | arch/arm/plat-samsung/devs.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c index 82074625de5c..4c64ece1a308 100644 --- a/arch/arm/plat-samsung/devs.c +++ b/arch/arm/plat-samsung/devs.c @@ -1100,9 +1100,7 @@ struct platform_device s3c_device_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), + [1] = DEFINE_RES_IRQ(IRQ_SPI0), }; struct platform_device s3c64xx_device_spi0 = { @@ -1130,6 +1128,8 @@ void __init s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, pd.num_cs = num_cs; pd.src_clk_nr = src_clk_nr; pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi0_cfg_gpio; + pd.dma_tx = (void *)DMACH_SPI0_TX; + pd.dma_rx = (void *)DMACH_SPI0_RX; #if defined(CONFIG_PL330_DMA) pd.filter = pl330_filter; #elif defined(CONFIG_S3C64XX_PL080) @@ -1145,9 +1145,7 @@ void __init s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, #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), + [1] = DEFINE_RES_IRQ(IRQ_SPI1), }; struct platform_device s3c64xx_device_spi1 = { @@ -1175,12 +1173,15 @@ void __init s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, pd.num_cs = num_cs; pd.src_clk_nr = src_clk_nr; pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi1_cfg_gpio; + pd.dma_tx = (void *)DMACH_SPI1_TX; + pd.dma_rx = (void *)DMACH_SPI1_RX; #if defined(CONFIG_PL330_DMA) pd.filter = pl330_filter; #elif defined(CONFIG_S3C64XX_PL080) pd.filter = pl08x_filter_id; #endif + s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi1); } #endif /* CONFIG_S3C64XX_DEV_SPI1 */ @@ -1188,9 +1189,7 @@ void __init s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, #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), + [1] = DEFINE_RES_IRQ(IRQ_SPI2), }; struct platform_device s3c64xx_device_spi2 = { @@ -1218,6 +1217,8 @@ void __init s3c64xx_spi2_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, pd.num_cs = num_cs; pd.src_clk_nr = src_clk_nr; pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi2_cfg_gpio; + pd.dma_tx = (void *)DMACH_SPI2_TX; + pd.dma_rx = (void *)DMACH_SPI2_RX; #if defined(CONFIG_PL330_DMA) pd.filter = pl330_filter; #elif defined(CONFIG_S3C64XX_PL080) |