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| author | Yong Shen <yong.shen@freescale.com> | 2011-01-10 13:08:53 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-01-11 10:07:14 +0100 |
| commit | b0a6ba5ffbb52b5e8fccd1a013e770e1b0af03ba (patch) | |
| tree | 6b2686389647254f255c5f9750e744a34b070b8f /arch/arm/mach-mx5 | |
| parent | ARM i.MX27 3ds: Fix mc13783 regulator names (diff) | |
| download | linux-b0a6ba5ffbb52b5e8fccd1a013e770e1b0af03ba.tar.xz linux-b0a6ba5ffbb52b5e8fccd1a013e770e1b0af03ba.zip | |
ARM i.MX53 enable spi on EVK board
1. some macro definitions fix
2. add platform data for spi device
3. register spi clocks
Signed-off-by: Yong Shen <yong.shen@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx5')
| -rw-r--r-- | arch/arm/mach-mx5/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/board-mx53_evk.c | 14 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/clock-mx51-mx53.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/devices-imx53.h | 4 |
4 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig index 23b0e3f5cad7..777740b9ffdd 100644 --- a/arch/arm/mach-mx5/Kconfig +++ b/arch/arm/mach-mx5/Kconfig @@ -126,6 +126,7 @@ config MACH_MX53_EVK select IMX_HAVE_PLATFORM_IMX_UART select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX + select IMX_HAVE_PLATFORM_SPI_IMX help Include support for MX53 EVK platform. This includes specific configurations for the board and its peripherals. diff --git a/arch/arm/mach-mx5/board-mx53_evk.c b/arch/arm/mach-mx5/board-mx53_evk.c index 4043451798db..8017d680f112 100644 --- a/arch/arm/mach-mx5/board-mx53_evk.c +++ b/arch/arm/mach-mx5/board-mx53_evk.c @@ -33,6 +33,8 @@ #include <mach/iomux-mx53.h> #define SMD_FEC_PHY_RST IMX_GPIO_NR(7, 6) +#define EVK_ECSPI1_CS0 IMX_GPIO_NR(3, 19) +#define EVK_ECSPI1_CS1 IMX_GPIO_NR(2, 30) #include "crm_regs.h" #include "devices-imx53.h" @@ -89,6 +91,16 @@ static struct fec_platform_data mx53_evk_fec_pdata = { .phy = PHY_INTERFACE_MODE_RMII, }; +static int mx53_evk_spi_cs[] = { + EVK_ECSPI1_CS0, + EVK_ECSPI1_CS1, +}; + +static const struct spi_imx_master mx53_evk_spi_data __initconst = { + .chipselect = mx53_evk_spi_cs, + .num_chipselect = ARRAY_SIZE(mx53_evk_spi_cs), +}; + static void __init mx53_evk_board_init(void) { mxc_iomux_v3_setup_multiple_pads(mx53_evk_pads, @@ -102,6 +114,8 @@ static void __init mx53_evk_board_init(void) imx53_add_sdhci_esdhc_imx(0, NULL); imx53_add_sdhci_esdhc_imx(1, NULL); + + imx53_add_ecspi(0, &mx53_evk_spi_data); } static void __init mx53_evk_timer_init(void) diff --git a/arch/arm/mach-mx5/clock-mx51-mx53.c b/arch/arm/mach-mx5/clock-mx51-mx53.c index 15fa89ed5d0c..64fe24900a4d 100644 --- a/arch/arm/mach-mx5/clock-mx51-mx53.c +++ b/arch/arm/mach-mx5/clock-mx51-mx53.c @@ -1330,6 +1330,9 @@ static struct clk_lookup mx53_lookups[] = { _REGISTER_CLOCK("imx-i2c.1", NULL, i2c2_clk) _REGISTER_CLOCK("sdhci-esdhc-imx.0", NULL, esdhc1_clk) _REGISTER_CLOCK("sdhci-esdhc-imx.1", NULL, esdhc2_clk) + _REGISTER_CLOCK("imx53-ecspi.0", NULL, ecspi1_clk) + _REGISTER_CLOCK("imx53-ecspi.1", NULL, ecspi2_clk) + _REGISTER_CLOCK("imx53-cspi.0", NULL, cspi_clk) }; static void clk_tree_init(void) diff --git a/arch/arm/mach-mx5/devices-imx53.h b/arch/arm/mach-mx5/devices-imx53.h index f7c89ef2f667..8639735a117b 100644 --- a/arch/arm/mach-mx5/devices-imx53.h +++ b/arch/arm/mach-mx5/devices-imx53.h @@ -25,3 +25,7 @@ extern const struct imx_sdhci_esdhc_imx_data imx53_sdhci_esdhc_imx_data[] __initconst; #define imx53_add_sdhci_esdhc_imx(id, pdata) \ imx_add_sdhci_esdhc_imx(&imx53_sdhci_esdhc_imx_data[id], pdata) + +extern const struct imx_spi_imx_data imx53_ecspi_data[] __initconst; +#define imx53_add_ecspi(id, pdata) \ + imx_add_spi_imx(&imx53_ecspi_data[id], pdata) |