[PATCH v3 1/4] ARM: i.MX53: enable spi support
yong.shen at freescale.com
yong.shen at freescale.com
Wed Jan 12 03:35:21 EST 2011
From: Yong Shen <yong.shen at freescale.com>
1. register spi clock
2. add macro definitions for spi platform data
3. fix some bugs of register and iomux definition
Signed-off-by: Yong Shen <yong.shen at freescale.com>
---
arch/arm/mach-mx5/clock-mx51-mx53.c | 3 +++
arch/arm/mach-mx5/devices-imx53.h | 4 ++++
arch/arm/plat-mxc/devices/platform-spi_imx.c | 12 ++++++++++++
arch/arm/plat-mxc/include/mach/iomux-mx53.h | 6 +++---
arch/arm/plat-mxc/include/mach/mx53.h | 10 +++++-----
5 files changed, 27 insertions(+), 8 deletions(-)
diff --git a/arch/arm/mach-mx5/clock-mx51-mx53.c b/arch/arm/mach-mx5/clock-mx51-mx53.c
index d0f58a3..a20d0c0 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 f7c89ef..8639735 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)
diff --git a/arch/arm/plat-mxc/devices/platform-spi_imx.c b/arch/arm/plat-mxc/devices/platform-spi_imx.c
index 8ea49ad..013c85f 100644
--- a/arch/arm/plat-mxc/devices/platform-spi_imx.c
+++ b/arch/arm/plat-mxc/devices/platform-spi_imx.c
@@ -81,6 +81,18 @@ const struct imx_spi_imx_data imx51_ecspi_data[] __initconst = {
};
#endif /* ifdef CONFIG_SOC_IMX51 */
+#ifdef CONFIG_SOC_IMX53
+const struct imx_spi_imx_data imx53_cspi_data __initconst =
+ imx_spi_imx_data_entry_single(MX53, CSPI, "imx53-cspi", 0, , SZ_4K);
+
+const struct imx_spi_imx_data imx53_ecspi_data[] __initconst = {
+#define imx53_ecspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX53, ECSPI, "imx53-ecspi", _id, _hwid, SZ_4K)
+ imx53_ecspi_data_entry(0, 1),
+ imx53_ecspi_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX53 */
+
struct platform_device *__init imx_add_spi_imx(
const struct imx_spi_imx_data *data,
const struct spi_imx_master *pdata)
diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx53.h b/arch/arm/plat-mxc/include/mach/iomux-mx53.h
index 2673007..0b3df33 100644
--- a/arch/arm/plat-mxc/include/mach/iomux-mx53.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-mx53.h
@@ -131,9 +131,9 @@ typedef enum iomux_config {
#define MX53_PAD_JTAG_TDO__JTAG_TDO IOMUX_PAD(0x454, NON_MUX_I, IOMUX_CONFIG_ALT0, 0x0, 0, NO_PAD_CTRL)
#define MX53_PAD_EIM_A25__GPIO_5_2 IOMUX_PAD(0x458, 0x110,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL)
#define MX53_PAD_EIM_EB2__GPIO_2_30 IOMUX_PAD(0x45C, 0x114,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL)
-#define MX53_PAD_EIM_D16__GPIO_3_16 IOMUX_PAD(0x460, 0x118,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL)
-#define MX53_PAD_EIM_D17__GPIO_3_17 IOMUX_PAD(0x464, 0x11C,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL)
-#define MX53_PAD_EIM_D18__GPIO_3_18 IOMUX_PAD(0x468, 0x120,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL)
+#define MX53_PAD_EIM_D16__CSPI1_SCLK IOMUX_PAD(0x460, 0x118,IOMUX_CONFIG_ALT4, 0x79c, 3, NO_PAD_CTRL)
+#define MX53_PAD_EIM_D17__CSPI1_MISO IOMUX_PAD(0x464, 0x11C,IOMUX_CONFIG_ALT4, 0x7a0, 3, NO_PAD_CTRL)
+#define MX53_PAD_EIM_D18__CSPI1_MOSI IOMUX_PAD(0x468, 0x120,IOMUX_CONFIG_ALT4, 0x7a4, 3, NO_PAD_CTRL)
#define MX53_PAD_EIM_D19__GPIO_3_19 IOMUX_PAD(0x46C, 0x124,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL)
#define MX53_PAD_EIM_D20__GPIO_3_20 IOMUX_PAD(0x470, 0x128,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL)
#define MX53_PAD_EIM_D21__GPIO_3_21 IOMUX_PAD(0x474, 0x12C,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL)
diff --git a/arch/arm/plat-mxc/include/mach/mx53.h b/arch/arm/plat-mxc/include/mach/mx53.h
index 340937f..d7a8e52 100644
--- a/arch/arm/plat-mxc/include/mach/mx53.h
+++ b/arch/arm/plat-mxc/include/mach/mx53.h
@@ -56,7 +56,7 @@
#define MX53_ESDHC1_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00004000)
#define MX53_ESDHC2_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00008000)
#define MX53_UART3_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x0000C000)
-#define MX53_CSPI1_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00010000)
+#define MX53_ECSPI1_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00010000)
#define MX53_SSI2_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00014000)
#define MX53_ESDHC3_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00020000)
#define MX53_ESDHC4_BASE_ADDR (MX53_SPBA0_BASE_ADDR + 0x00024000)
@@ -117,12 +117,12 @@
#define MX53_ARM_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000A0000)
#define MX53_OWIRE_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000A4000)
#define MX53_FIRI_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000A8000)
-#define MX53_CSPI2_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000AC000)
+#define MX53_ECSPI2_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000AC000)
#define MX53_SDMA_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000B0000)
#define MX53_SCC_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000B4000)
#define MX53_ROMCP_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000B8000)
#define MX53_RTIC_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000BC000)
-#define MX53_CSPI3_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000C0000)
+#define MX53_CSPI_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000C0000)
#define MX53_I2C2_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000C4000)
#define MX53_I2C1_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000C8000)
#define MX53_SSI1_BASE_ADDR (MX53_AIPS2_BASE_ADDR + 0x000CC000)
@@ -264,8 +264,8 @@
#define MX53_INT_UART3 33
#define MX53_INT_RESV34 34
#define MX53_INT_RESV35 35
-#define MX53_INT_CSPI1 36
-#define MX53_INT_CSPI2 37
+#define MX53_INT_ECSPI1 36
+#define MX53_INT_ECSPI2 37
#define MX53_INT_CSPI 38
#define MX53_INT_GPT 39
#define MX53_INT_EPIT1 40
--
1.7.1
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