[PATCH 2/2] ARM: mxs: add GPMI device for imx23/imx28
Huang Shijie
b32955 at freescale.com
Fri Apr 15 04:01:48 EDT 2011
add the gpmi device for imx23 and imx28.
Signed-off-by: Huang Shijie <b32955 at freescale.com>
---
arch/arm/mach-mxs/clock-mx23.c | 1 +
arch/arm/mach-mxs/clock-mx28.c | 1 +
arch/arm/mach-mxs/devices-mx23.h | 4 +
arch/arm/mach-mxs/devices-mx28.h | 4 +
arch/arm/mach-mxs/devices/Kconfig | 3 +
arch/arm/mach-mxs/devices/Makefile | 1 +
arch/arm/mach-mxs/devices/platform-gpmi.c | 82 +++++++++++++++++++++++
arch/arm/mach-mxs/include/mach/devices-common.h | 6 ++
arch/arm/mach-mxs/mach-mx23evk.c | 28 ++++++++
arch/arm/mach-mxs/mach-mx28evk.c | 28 ++++++++
10 files changed, 158 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-mxs/devices/platform-gpmi.c
diff --git a/arch/arm/mach-mxs/clock-mx23.c b/arch/arm/mach-mxs/clock-mx23.c
index d133c7f..81d54bf 100644
--- a/arch/arm/mach-mxs/clock-mx23.c
+++ b/arch/arm/mach-mxs/clock-mx23.c
@@ -454,6 +454,7 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("mxs-pwm.3", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.4", NULL, pwm_clk)
_REGISTER_CLOCK("imx23-fb", NULL, lcdif_clk)
+ _REGISTER_CLOCK("imx23-gpmi-nfc", NULL, gpmi_clk)
};
static int clk_misc_init(void)
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-mx23.h b/arch/arm/mach-mxs/devices-mx23.h
index c7e14f4..03bd234 100644
--- a/arch/arm/mach-mxs/devices-mx23.h
+++ b/arch/arm/mach-mxs/devices-mx23.h
@@ -21,6 +21,10 @@ extern const struct mxs_auart_data mx23_auart_data[] __initconst;
#define mx23_add_auart0() mx23_add_auart(0)
#define mx23_add_auart1() mx23_add_auart(1)
+extern const struct resource res_imx23[RES_SIZE] __initconst;
+#define mx23_add_gpmi(pdata) \
+ mxs_add_gpmi(pdata, res_imx23, RES_SIZE, GPMI_NFC_DRIVER_MX23)
+
#define mx23_add_mxs_pwm(id) mxs_add_mxs_pwm(MX23_PWM_BASE_ADDR, id)
struct platform_device *__init mx23_add_mxsfb(
diff --git a/arch/arm/mach-mxs/devices-mx28.h b/arch/arm/mach-mxs/devices-mx28.h
index 9d08555..64458fd 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 resource res_imx28[RES_SIZE] __initconst;
+#define mx28_add_gpmi(pdata) \
+ mxs_add_gpmi(pdata, res_imx28, RES_SIZE, GPMI_NFC_DRIVER_MX28)
+
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/Kconfig b/arch/arm/mach-mxs/devices/Kconfig
index 1451ad0..e9a9a8b 100644
--- a/arch/arm/mach-mxs/devices/Kconfig
+++ b/arch/arm/mach-mxs/devices/Kconfig
@@ -12,6 +12,9 @@ config MXS_HAVE_PLATFORM_FLEXCAN
select HAVE_CAN_FLEXCAN if CAN
bool
+config MXS_HAVE_PLATFORM_GPMI
+ bool
+
config MXS_HAVE_PLATFORM_MXS_I2C
bool
diff --git a/arch/arm/mach-mxs/devices/Makefile b/arch/arm/mach-mxs/devices/Makefile
index 0d9bea3..4f2f66c 100644
--- a/arch/arm/mach-mxs/devices/Makefile
+++ b/arch/arm/mach-mxs/devices/Makefile
@@ -3,6 +3,7 @@ obj-$(CONFIG_MXS_HAVE_PLATFORM_AUART) += platform-auart.o
obj-y += platform-dma.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o
+obj-$(CONFIG_MXS_HAVE_PLATFORM_GPMI) += platform-gpmi.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_I2C) += platform-mxs-i2c.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_PWM) += platform-mxs-pwm.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXSFB) += platform-mxsfb.o
diff --git a/arch/arm/mach-mxs/devices/platform-gpmi.c b/arch/arm/mach-mxs/devices/platform-gpmi.c
new file mode 100644
index 0000000..46f5e52
--- /dev/null
+++ b/arch/arm/mach-mxs/devices/platform-gpmi.c
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#include <asm/sizes.h>
+#include <mach/mx23.h>
+#include <mach/mx28.h>
+#include <mach/devices-common.h>
+
+#define RES_MEM(soc, _id, _s, _n) \
+ { \
+ .start = soc ##_## _id, \
+ .end = soc ##_## _id + (_s) - 1, \
+ .name = (_n), \
+ .flags = IORESOURCE_MEM, \
+ }
+
+#define RES_IRQ(soc, _id, _n) \
+ { \
+ .start = soc ##_## _id, \
+ .end = soc ##_## _id, \
+ .name = (_n), \
+ .flags = IORESOURCE_IRQ, \
+ }
+
+#define RES_DMA(soc, _i_s, _i_e, _n) \
+ { \
+ .start = soc ##_## _i_s, \
+ .end = soc ##_## _i_e, \
+ .name = (_n), \
+ .flags = IORESOURCE_DMA, \
+ }
+
+#ifdef CONFIG_SOC_IMX23
+const struct resource res_imx23[RES_SIZE] __initconst = {
+ /* GPMI */
+ RES_MEM(MX23, GPMI_BASE_ADDR, SZ_8K, GPMI_NFC_GPMI_REGS_ADDR_RES_NAME),
+ RES_IRQ(MX23, INT_GPMI_ATTENTION, GPMI_NFC_GPMI_INTERRUPT_RES_NAME),
+ /* BCH */
+ RES_MEM(MX23, BCH_BASE_ADDR, SZ_8K, GPMI_NFC_BCH_REGS_ADDR_RES_NAME),
+ RES_IRQ(MX23, INT_BCH, GPMI_NFC_BCH_INTERRUPT_RES_NAME),
+ /* DMA */
+ RES_DMA(MX23, DMA_GPMI0, DMA_GPMI3, GPMI_NFC_DMA_CHANNELS_RES_NAME),
+ RES_IRQ(MX23, INT_GPMI_DMA, GPMI_NFC_DMA_INTERRUPT_RES_NAME),
+};
+#endif
+
+#ifdef CONFIG_SOC_IMX28
+const struct resource res_imx28[RES_SIZE] __initconst = {
+ /* GPMI */
+ RES_MEM(MX28, GPMI_BASE_ADDR, SZ_8K, GPMI_NFC_GPMI_REGS_ADDR_RES_NAME),
+ RES_IRQ(MX28, INT_GPMI, GPMI_NFC_GPMI_INTERRUPT_RES_NAME),
+ /* BCH */
+ RES_MEM(MX28, BCH_BASE_ADDR, SZ_8K, GPMI_NFC_BCH_REGS_ADDR_RES_NAME),
+ RES_IRQ(MX28, INT_BCH, GPMI_NFC_BCH_INTERRUPT_RES_NAME),
+ /* DMA */
+ RES_DMA(MX28, DMA_GPMI0, DMA_GPMI7, GPMI_NFC_DMA_CHANNELS_RES_NAME),
+ RES_IRQ(MX28, INT_GPMI_DMA, GPMI_NFC_DMA_INTERRUPT_RES_NAME),
+};
+#endif
+
+struct platform_device *__init
+mxs_add_gpmi(const struct gpmi_nfc_platform_data *data,
+ const struct resource *res, int res_size, const char *name)
+{
+ return mxs_add_platform_device_dmamask(name, -1,
+ res, res_size,
+ data, sizeof(*data), DMA_BIT_MASK(32));
+}
diff --git a/arch/arm/mach-mxs/include/mach/devices-common.h b/arch/arm/mach-mxs/include/mach/devices-common.h
index 71f2448..8c8a487 100644
--- a/arch/arm/mach-mxs/include/mach/devices-common.h
+++ b/arch/arm/mach-mxs/include/mach/devices-common.h
@@ -64,6 +64,12 @@ struct platform_device *__init mxs_add_flexcan(
const struct mxs_flexcan_data *data,
const struct flexcan_platform_data *pdata);
+/* gpmi */
+#include <mach/gpmi-nfc.h>
+struct platform_device *__init
+mxs_add_gpmi(const struct gpmi_nfc_platform_data *data,
+ const struct resource *res, int res_size, const char *name);
+
/* i2c */
struct mxs_i2c_data {
int id;
diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c
index a66994f..9b808e1 100644
--- a/arch/arm/mach-mxs/mach-mx23evk.c
+++ b/arch/arm/mach-mxs/mach-mx23evk.c
@@ -40,6 +40,26 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = {
MX23_PAD_AUART1_CTS__AUART1_CTS | MXS_PAD_CTRL,
MX23_PAD_AUART1_RTS__AUART1_RTS | MXS_PAD_CTRL,
+#define MXS_PAD_GPMI (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL)
+ /* gpmi */
+ MX23_PAD_GPMI_D00__GPMI_D00 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_D01__GPMI_D01 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_D02__GPMI_D02 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_D03__GPMI_D03 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_D04__GPMI_D04 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_D05__GPMI_D05 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_D06__GPMI_D06 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_D07__GPMI_D07 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_CLE__GPMI_CLE | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_ALE__GPMI_ALE | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_WPN__GPMI_WPN | MXS_PAD_GPMI,
+ MX23_PAD_GPMI_WRN__GPMI_WRN | MXS_PAD_GPMI,
+ MX23_PAD_GPMI_RDN__GPMI_RDN | MXS_PAD_GPMI,
+ MX23_PAD_GPMI_RDY0__GPMI_RDY0 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_RDY1__GPMI_RDY1 | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_CE0N__GPMI_CE0N | MXS_PAD_CTRL,
+ MX23_PAD_GPMI_CE1N__GPMI_CE1N | MXS_PAD_CTRL,
+
/* mxsfb (lcdif) */
MX23_PAD_LCD_D00__LCD_D00 | MXS_PAD_CTRL,
MX23_PAD_LCD_D01__LCD_D01 | MXS_PAD_CTRL,
@@ -75,6 +95,13 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = {
MX23_PAD_PWM2__GPIO_1_28 | MXS_PAD_CTRL,
};
+/* gpmi */
+static const struct gpmi_nfc_platform_data mx23evk_gpmi_pdata __initconst = {
+ .min_prop_delay_in_ns = 5,
+ .max_prop_delay_in_ns = 9,
+ .max_chip_count = 1,
+};
+
/* mxsfb (lcdif) */
static struct fb_videomode mx23evk_video_modes[] = {
{
@@ -122,6 +149,7 @@ static void __init mx23evk_init(void)
else
gpio_set_value(MX23EVK_BL_ENABLE, 1);
+ mx23_add_gpmi(&mx23evk_gpmi_pdata);
mx23_add_mxsfb(&mx23evk_mxsfb_pdata);
}
diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c
index 08002d0..8b165f8 100644
--- a/arch/arm/mach-mxs/mach-mx28evk.c
+++ b/arch/arm/mach-mxs/mach-mx28evk.c
@@ -82,6 +82,26 @@ static const iomux_cfg_t mx28evk_pads[] __initconst = {
/* transceiver power control */
MX28_PAD_SSP1_CMD__GPIO_2_13,
+#define MXS_PAD_GPMI (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL)
+ /* gpmi */
+ 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,
+ MX28_PAD_GPMI_WRN__GPMI_WRN | MXS_PAD_GPMI,
+ MX28_PAD_GPMI_RESETN__GPMI_RESETN | MXS_PAD_GPMI,
+
/* mxsfb (lcdif) */
MX28_PAD_LCD_D00__LCD_D0 | MXS_PAD_CTRL,
MX28_PAD_LCD_D01__LCD_D1 | MXS_PAD_CTRL,
@@ -232,6 +252,13 @@ static const struct flexcan_platform_data
}
};
+/* gpmi */
+static const struct gpmi_nfc_platform_data mx28evk_gpmi_pdata __initconst = {
+ .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 +323,7 @@ static void __init mx28evk_init(void)
else
gpio_set_value(MX28EVK_BL_ENABLE, 1);
+ mx28_add_gpmi(&mx28evk_gpmi_pdata);
mx28_add_mxsfb(&mx28evk_mxsfb_pdata);
}
--
1.7.0.4
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