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authorAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
committerAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
commitb4b6116a13633898cf868f2f103c96a90c4c20f8 (patch)
tree93d1b7e2cfcdf473d8d4ff3ad141fa864f8491f6 /arch/arm/plat-mxc/devices/platform-spi_imx.c
parentedd4be777c953e5faafc80d091d3084b4343f5d3 (diff)
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fedora kernel: d9aad82f3319f3cfd1aebc01234254ef0c37ad84v3.3.2-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/arm/plat-mxc/devices/platform-spi_imx.c')
-rw-r--r--arch/arm/plat-mxc/devices/platform-spi_imx.c127
1 files changed, 127 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/devices/platform-spi_imx.c b/arch/arm/plat-mxc/devices/platform-spi_imx.c
new file mode 100644
index 00000000000..9bfae8bd5b8
--- /dev/null
+++ b/arch/arm/plat-mxc/devices/platform-spi_imx.c
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 2009-2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License version 2 as published by the
+ * Free Software Foundation.
+ */
+#include <mach/hardware.h>
+#include <mach/devices-common.h>
+
+#define imx_spi_imx_data_entry_single(soc, type, _devid, _id, hwid, _size) \
+ { \
+ .devid = _devid, \
+ .id = _id, \
+ .iobase = soc ## _ ## type ## hwid ## _BASE_ADDR, \
+ .iosize = _size, \
+ .irq = soc ## _INT_ ## type ## hwid, \
+ }
+
+#define imx_spi_imx_data_entry(soc, type, devid, id, hwid, size) \
+ [id] = imx_spi_imx_data_entry_single(soc, type, devid, id, hwid, size)
+
+#ifdef CONFIG_SOC_IMX1
+const struct imx_spi_imx_data imx1_cspi_data[] __initconst = {
+#define imx1_cspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX1, CSPI, "imx1-cspi", _id, _hwid, SZ_4K)
+ imx1_cspi_data_entry(0, 1),
+ imx1_cspi_data_entry(1, 2),
+};
+#endif
+
+#ifdef CONFIG_SOC_IMX21
+const struct imx_spi_imx_data imx21_cspi_data[] __initconst = {
+#define imx21_cspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX21, CSPI, "imx21-cspi", _id, _hwid, SZ_4K)
+ imx21_cspi_data_entry(0, 1),
+ imx21_cspi_data_entry(1, 2),
+};
+#endif
+
+#ifdef CONFIG_SOC_IMX25
+/* i.mx25 has the i.mx35 type cspi */
+const struct imx_spi_imx_data imx25_cspi_data[] __initconst = {
+#define imx25_cspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX25, CSPI, "imx35-cspi", _id, _hwid, SZ_16K)
+ imx25_cspi_data_entry(0, 1),
+ imx25_cspi_data_entry(1, 2),
+ imx25_cspi_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX25 */
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_spi_imx_data imx27_cspi_data[] __initconst = {
+#define imx27_cspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX27, CSPI, "imx27-cspi", _id, _hwid, SZ_4K)
+ imx27_cspi_data_entry(0, 1),
+ imx27_cspi_data_entry(1, 2),
+ imx27_cspi_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+#ifdef CONFIG_SOC_IMX31
+const struct imx_spi_imx_data imx31_cspi_data[] __initconst = {
+#define imx31_cspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX31, CSPI, "imx31-cspi", _id, _hwid, SZ_4K)
+ imx31_cspi_data_entry(0, 1),
+ imx31_cspi_data_entry(1, 2),
+ imx31_cspi_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX31 */
+
+#ifdef CONFIG_SOC_IMX35
+const struct imx_spi_imx_data imx35_cspi_data[] __initconst = {
+#define imx35_cspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX35, CSPI, "imx35-cspi", _id, _hwid, SZ_4K)
+ imx35_cspi_data_entry(0, 1),
+ imx35_cspi_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX35 */
+
+#ifdef CONFIG_SOC_IMX51
+/* i.mx51 has the i.mx35 type cspi */
+const struct imx_spi_imx_data imx51_cspi_data __initconst =
+ imx_spi_imx_data_entry_single(MX51, CSPI, "imx35-cspi", 2, , SZ_4K);
+
+const struct imx_spi_imx_data imx51_ecspi_data[] __initconst = {
+#define imx51_ecspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX51, ECSPI, "imx51-ecspi", _id, _hwid, SZ_4K)
+ imx51_ecspi_data_entry(0, 1),
+ imx51_ecspi_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX51 */
+
+#ifdef CONFIG_SOC_IMX53
+/* i.mx53 has the i.mx35 type cspi */
+const struct imx_spi_imx_data imx53_cspi_data __initconst =
+ imx_spi_imx_data_entry_single(MX53, CSPI, "imx35-cspi", 0, , SZ_4K);
+
+/* i.mx53 has the i.mx51 type ecspi */
+const struct imx_spi_imx_data imx53_ecspi_data[] __initconst = {
+#define imx53_ecspi_data_entry(_id, _hwid) \
+ imx_spi_imx_data_entry(MX53, ECSPI, "imx51-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)
+{
+ struct resource res[] = {
+ {
+ .start = data->iobase,
+ .end = data->iobase + data->iosize - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = data->irq,
+ .end = data->irq,
+ .flags = IORESOURCE_IRQ,
+ },
+ };
+
+ return imx_add_platform_device(data->devid, data->id,
+ res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
+}