[PATCH V3 3/3] ARM: mxs: add GPMI device for imx28
Huang Shijie
b32955 at freescale.com
Mon Apr 25 06:20:26 EDT 2011
add gpmi device for imx28.
Signed-off-by: Huang Shijie <b32955 at freescale.com>
---
arch/arm/mach-mxs/clock-mx28.c | 1 +
arch/arm/mach-mxs/devices-mx28.h | 4 +++
arch/arm/mach-mxs/devices/platform-gpmi-nfc.c | 19 +++++++++++++
arch/arm/mach-mxs/mach-mx28evk.c | 37 +++++++++++++++++++++++++
4 files changed, 61 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c
index 5e489a2..9dbd2d5 100644
--- a/arch/arm/mach-mxs/clock-mx28.c
+++ b/arch/arm/mach-mxs/clock-mx28.c
@@ -609,6 +609,7 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("duart", NULL, uart_clk)
_REGISTER_CLOCK("imx28-fec.0", NULL, fec_clk)
_REGISTER_CLOCK("imx28-fec.1", NULL, fec_clk)
+ _REGISTER_CLOCK("imx28-gpmi-nfc", NULL, gpmi_clk)
_REGISTER_CLOCK("mxs-auart.0", NULL, uart_clk)
_REGISTER_CLOCK("mxs-auart.1", NULL, uart_clk)
_REGISTER_CLOCK("mxs-auart.2", NULL, uart_clk)
diff --git a/arch/arm/mach-mxs/devices-mx28.h b/arch/arm/mach-mxs/devices-mx28.h
index 9d08555..816bd47 100644
--- a/arch/arm/mach-mxs/devices-mx28.h
+++ b/arch/arm/mach-mxs/devices-mx28.h
@@ -34,6 +34,10 @@ extern const struct mxs_flexcan_data mx28_flexcan_data[] __initconst;
#define mx28_add_flexcan0(pdata) mx28_add_flexcan(0, pdata)
#define mx28_add_flexcan1(pdata) mx28_add_flexcan(1, pdata)
+extern const struct mxs_gpmi_nfc_data mx28_gpmi_nfc_data __initconst;
+#define mx28_add_gpmi_nfc(pdata) \
+ mxs_add_gpmi_nfc(pdata, &mx28_gpmi_nfc_data)
+
extern const struct mxs_i2c_data mx28_mxs_i2c_data[] __initconst;
#define mx28_add_mxs_i2c(id) mxs_add_mxs_i2c(&mx28_mxs_i2c_data[id])
diff --git a/arch/arm/mach-mxs/devices/platform-gpmi-nfc.c b/arch/arm/mach-mxs/devices/platform-gpmi-nfc.c
index 5a68370..ae88672 100644
--- a/arch/arm/mach-mxs/devices/platform-gpmi-nfc.c
+++ b/arch/arm/mach-mxs/devices/platform-gpmi-nfc.c
@@ -17,6 +17,7 @@
*/
#include <asm/sizes.h>
#include <mach/mx23.h>
+#include <mach/mx28.h>
#include <mach/devices-common.h>
#define RES_MEM(soc, _id, _s, _n) \
@@ -61,6 +62,24 @@ const struct mxs_gpmi_nfc_data mx23_gpmi_nfc_data __initconst = {
};
#endif
+#ifdef CONFIG_SOC_IMX28
+const struct mxs_gpmi_nfc_data mx28_gpmi_nfc_data __initconst = {
+ .devid = "imx28-gpmi-nfc",
+ .res = {
+ /* GPMI */
+ RES_MEM(MX28, GPMI, SZ_8K, GPMI_NFC_GPMI_REGS_ADDR_RES_NAME),
+ RES_IRQ(MX28, GPMI, GPMI_NFC_GPMI_INTERRUPT_RES_NAME),
+ /* BCH */
+ RES_MEM(MX28, BCH, SZ_8K, GPMI_NFC_BCH_REGS_ADDR_RES_NAME),
+ RES_IRQ(MX28, BCH, GPMI_NFC_BCH_INTERRUPT_RES_NAME),
+ /* DMA */
+ RES_DMA(MX28, DMA_GPMI0, DMA_GPMI7,
+ GPMI_NFC_DMA_CHANNELS_RES_NAME),
+ RES_IRQ(MX28, GPMI_DMA, GPMI_NFC_DMA_INTERRUPT_RES_NAME),
+ },
+};
+#endif
+
struct platform_device *__init
mxs_add_gpmi_nfc(const struct gpmi_nfc_platform_data *pdata,
const struct mxs_gpmi_nfc_data *data)
diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c
index 08002d0..0a1aab5 100644
--- a/arch/arm/mach-mxs/mach-mx28evk.c
+++ b/arch/arm/mach-mxs/mach-mx28evk.c
@@ -232,6 +232,42 @@ static const struct flexcan_platform_data
}
};
+/* gpmi-nfc */
+#define MXS_PAD_GPMI_NFC (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL)
+static iomux_cfg_t mx28evk_gpmi_nfc_pads[] = {
+ MX28_PAD_GPMI_D00__GPMI_D0 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_D01__GPMI_D1 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_D02__GPMI_D2 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_D03__GPMI_D3 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_D04__GPMI_D4 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_D05__GPMI_D5 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_D06__GPMI_D6 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_D07__GPMI_D7 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_ALE__GPMI_ALE | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_CLE__GPMI_CLE | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_CE0N__GPMI_CE0N | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_CE1N__GPMI_CE1N | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_RDY0__GPMI_READY0 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_RDY1__GPMI_READY1 | MXS_PAD_CTRL,
+ MX28_PAD_GPMI_RDN__GPMI_RDN | MXS_PAD_GPMI_NFC,
+ MX28_PAD_GPMI_WRN__GPMI_WRN | MXS_PAD_GPMI_NFC,
+ MX28_PAD_GPMI_RESETN__GPMI_RESETN | MXS_PAD_GPMI_NFC,
+};
+
+static int mx28evk_gpmi_nfc_platform_init(void)
+{
+ return mxs_iomux_setup_multiple_pads(mx28evk_gpmi_nfc_pads,
+ ARRAY_SIZE(mx28evk_gpmi_nfc_pads));
+}
+
+static const struct gpmi_nfc_platform_data
+mx28evk_gpmi_nfc_data __initconst = {
+ .platform_init = mx28evk_gpmi_nfc_platform_init,
+ .min_prop_delay_in_ns = 5,
+ .max_prop_delay_in_ns = 9,
+ .max_chip_count = 1,
+};
+
/* mxsfb (lcdif) */
static struct fb_videomode mx28evk_video_modes[] = {
{
@@ -296,6 +332,7 @@ static void __init mx28evk_init(void)
else
gpio_set_value(MX28EVK_BL_ENABLE, 1);
+ mx28_add_gpmi_nfc(&mx28evk_gpmi_nfc_data);
mx28_add_mxsfb(&mx28evk_mxsfb_pdata);
}
--
1.7.0.4
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