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Diffstat (limited to 'arch/arm/mach-imx/mm-imx5.c')
-rw-r--r--arch/arm/mach-imx/mm-imx5.c32
1 files changed, 28 insertions, 4 deletions
diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c
index acb0aadb425..79d71cf23a1 100644
--- a/arch/arm/mach-imx/mm-imx5.c
+++ b/arch/arm/mach-imx/mm-imx5.c
@@ -18,10 +18,10 @@
#include <asm/mach/map.h>
-#include <mach/hardware.h>
-#include <mach/common.h>
-#include <mach/devices-common.h>
-#include <mach/iomux-v3.h>
+#include "common.h"
+#include "devices/devices-common.h"
+#include "hardware.h"
+#include "iomux-v3.h"
/*
* Define the MX50 memory map.
@@ -81,8 +81,28 @@ void __init imx50_init_early(void)
mxc_arch_reset_init(MX50_IO_ADDRESS(MX50_WDOG_BASE_ADDR));
}
+/*
+ * The MIPI HSC unit has been removed from the i.MX51 Reference Manual by
+ * the Freescale marketing division. However this did not remove the
+ * hardware from the chip which still needs to be configured for proper
+ * IPU support.
+ */
+static void __init imx51_ipu_mipi_setup(void)
+{
+ void __iomem *hsc_addr;
+ hsc_addr = MX51_IO_ADDRESS(MX51_MIPI_HSC_BASE_ADDR);
+
+ /* setup MIPI module to legacy mode */
+ __raw_writel(0xf00, hsc_addr);
+
+ /* CSI mode: reserved; DI control mode: legacy (from Freescale BSP) */
+ __raw_writel(__raw_readl(hsc_addr + 0x800) | 0x30ff,
+ hsc_addr + 0x800);
+}
+
void __init imx51_init_early(void)
{
+ imx51_ipu_mipi_setup();
mxc_set_cpu_type(MXC_CPU_MX51);
mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR));
mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR));
@@ -138,6 +158,8 @@ static const struct resource imx51_audmux_res[] __initconst = {
void __init imx50_soc_init(void)
{
+ mxc_device_init();
+
/* i.mx50 has the i.mx35 type gpio */
mxc_register_gpio("imx35-gpio", 0, MX50_GPIO1_BASE_ADDR, SZ_16K, MX50_INT_GPIO1_LOW, MX50_INT_GPIO1_HIGH);
mxc_register_gpio("imx35-gpio", 1, MX50_GPIO2_BASE_ADDR, SZ_16K, MX50_INT_GPIO2_LOW, MX50_INT_GPIO2_HIGH);
@@ -153,6 +175,8 @@ void __init imx50_soc_init(void)
void __init imx51_soc_init(void)
{
+ mxc_device_init();
+
/* i.mx51 has the i.mx35 type gpio */
mxc_register_gpio("imx35-gpio", 0, MX51_GPIO1_BASE_ADDR, SZ_16K, MX51_INT_GPIO1_LOW, MX51_INT_GPIO1_HIGH);
mxc_register_gpio("imx35-gpio", 1, MX51_GPIO2_BASE_ADDR, SZ_16K, MX51_INT_GPIO2_LOW, MX51_INT_GPIO2_HIGH);