ARM i.MX23/28: Add framebuffer device support

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Shawn Guo <shawn.guo@freescale.com>

7 files changed, 60 insertions, 0 deletions

diff --git a/arch/arm/mach-mxs/clock-mx23.c b/arch/arm/mach-mxs/clock-mx23.c
index 38ee1b17a27..2415b33d79c 100644
--- a/arch/arm/mach-mxs/clock-mx23.c
+++ b/arch/arm/mach-mxs/clock-mx23.c
@@ -452,6 +452,7 @@ static struct clk_lookup lookups[] = {
 	_REGISTER_CLOCK("mxs-pwm.2", NULL, pwm_clk)
 	_REGISTER_CLOCK("mxs-pwm.3", NULL, pwm_clk)
 	_REGISTER_CLOCK("mxs-pwm.4", NULL, pwm_clk)
+	_REGISTER_CLOCK("imx23-fb", NULL, lcdif_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 40726c70328..82770568845 100644
--- a/arch/arm/mach-mxs/clock-mx28.c
+++ b/arch/arm/mach-mxs/clock-mx28.c
@@ -632,6 +632,7 @@ static struct clk_lookup lookups[] = {
 	_REGISTER_CLOCK("mxs-pwm.7", NULL, pwm_clk)
 	_REGISTER_CLOCK(NULL, "lradc", lradc_clk)
 	_REGISTER_CLOCK(NULL, "spdif", spdif_clk)
+	_REGISTER_CLOCK("imx28-fb", NULL, lcdif_clk)
 };
 
 static int clk_misc_init(void)
diff --git a/arch/arm/mach-mxs/devices-mx23.h b/arch/arm/mach-mxs/devices-mx23.h
index 7fb27b12bea..c7e14f4e366 100644
--- a/arch/arm/mach-mxs/devices-mx23.h
+++ b/arch/arm/mach-mxs/devices-mx23.h
@@ -10,6 +10,7 @@
  */
 #include <mach/mx23.h>
 #include <mach/devices-common.h>
+#include <mach/mxsfb.h>
 
 extern const struct amba_device mx23_duart_device __initconst;
 #define mx23_add_duart() \
@@ -21,3 +22,6 @@ extern const struct mxs_auart_data mx23_auart_data[] __initconst;
 #define mx23_add_auart1()		mx23_add_auart(1)
 
 #define mx23_add_mxs_pwm(id)		mxs_add_mxs_pwm(MX23_PWM_BASE_ADDR, id)
+
+struct platform_device *__init mx23_add_mxsfb(
+		const struct mxsfb_platform_data *pdata);
diff --git a/arch/arm/mach-mxs/devices-mx28.h b/arch/arm/mach-mxs/devices-mx28.h
index a9eecdc7e22..9d08555c4cf 100644
--- a/arch/arm/mach-mxs/devices-mx28.h
+++ b/arch/arm/mach-mxs/devices-mx28.h
@@ -10,6 +10,7 @@
  */
 #include <mach/mx28.h>
 #include <mach/devices-common.h>
+#include <mach/mxsfb.h>
 
 extern const struct amba_device mx28_duart_device __initconst;
 #define mx28_add_duart() \
@@ -37,3 +38,6 @@ 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])
 
 #define mx28_add_mxs_pwm(id)		mxs_add_mxs_pwm(MX28_PWM_BASE_ADDR, id)
+
+struct platform_device *__init mx28_add_mxsfb(
+		const struct mxsfb_platform_data *pdata);
diff --git a/arch/arm/mach-mxs/devices/Kconfig b/arch/arm/mach-mxs/devices/Kconfig
index a878915063e..1451ad060d8 100644
--- a/arch/arm/mach-mxs/devices/Kconfig
+++ b/arch/arm/mach-mxs/devices/Kconfig
@@ -17,3 +17,6 @@ config MXS_HAVE_PLATFORM_MXS_I2C
 
 config MXS_HAVE_PLATFORM_MXS_PWM
 	bool
+
+config MXS_HAVE_PLATFORM_MXSFB
+	bool
diff --git a/arch/arm/mach-mxs/devices/Makefile b/arch/arm/mach-mxs/devices/Makefile
index 345b8399b80..39bd77348a4 100644
--- a/arch/arm/mach-mxs/devices/Makefile
+++ b/arch/arm/mach-mxs/devices/Makefile
@@ -4,3 +4,4 @@ obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o
 obj-$(CONFIG_MXS_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.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-mxsfb.c b/arch/arm/mach-mxs/devices/platform-mxsfb.c
new file mode 100644
index 00000000000..bf72c9b8dbd
--- /dev/null
+++ b/arch/arm/mach-mxs/devices/platform-mxsfb.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2011 Pengutronix, Sascha Hauer <s.hauer@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 <asm/sizes.h>
+#include <mach/mx23.h>
+#include <mach/mx28.h>
+#include <mach/devices-common.h>
+#include <mach/mxsfb.h>
+
+#ifdef CONFIG_SOC_IMX23
+struct platform_device *__init mx23_add_mxsfb(
+		const struct mxsfb_platform_data *pdata)
+{
+	struct resource res[] = {
+		{
+			.start = MX23_LCDIF_BASE_ADDR,
+			.end = MX23_LCDIF_BASE_ADDR + SZ_8K - 1,
+			.flags = IORESOURCE_MEM,
+		},
+	};
+
+	return mxs_add_platform_device_dmamask("imx23-fb", -1,
+			res, ARRAY_SIZE(res), pdata, sizeof(*pdata), DMA_BIT_MASK(32));
+}
+#endif /* ifdef CONFIG_SOC_IMX23 */
+
+#ifdef CONFIG_SOC_IMX28
+struct platform_device *__init mx28_add_mxsfb(
+		const struct mxsfb_platform_data *pdata)
+{
+	struct resource res[] = {
+		{
+			.start = MX28_LCDIF_BASE_ADDR,
+			.end = MX28_LCDIF_BASE_ADDR + SZ_8K - 1,
+			.flags = IORESOURCE_MEM,
+		},
+	};
+
+	return mxs_add_platform_device_dmamask("imx28-fb", -1,
+			res, ARRAY_SIZE(res), pdata, sizeof(*pdata), DMA_BIT_MASK(32));
+}
+#endif /* ifdef CONFIG_SOC_IMX28 */