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Diffstat (limited to 'arch/arm/mach-ux500/cpu-db8500.c')
-rw-r--r--arch/arm/mach-ux500/cpu-db8500.c58
1 files changed, 54 insertions, 4 deletions
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 9bd8163..33275eb 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -34,8 +34,8 @@ static struct map_desc u8500_uart_io_desc[] __initdata = {
__IO_DEV_DESC(U8500_UART0_BASE, SZ_4K),
__IO_DEV_DESC(U8500_UART2_BASE, SZ_4K),
};
-
-static struct map_desc u8500_io_desc[] __initdata = {
+/* U8500 and U9540 common io_desc */
+static struct map_desc u8500_common_io_desc[] __initdata = {
/* SCU base also covers GIC CPU BASE and TWD with its 4K page */
__IO_DEV_DESC(U8500_SCU_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GIC_DIST_BASE, SZ_4K),
@@ -49,12 +49,23 @@ static struct map_desc u8500_io_desc[] __initdata = {
__IO_DEV_DESC(U8500_CLKRST5_BASE, SZ_4K),
__IO_DEV_DESC(U8500_CLKRST6_BASE, SZ_4K),
- __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GPIO0_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GPIO1_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GPIO2_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GPIO3_BASE, SZ_4K),
+};
+
+/* U8500 IO map specific description */
+static struct map_desc u8500_io_desc[] __initdata = {
+ __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K),
__IO_DEV_DESC(U8500_PRCMU_TCDM_BASE, SZ_4K),
+
+};
+
+/* U9540 IO map specific description */
+static struct map_desc u9540_io_desc[] __initdata = {
+ __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K + SZ_8K),
+ __IO_DEV_DESC(U8500_PRCMU_TCDM_BASE, SZ_4K + SZ_8K),
};
void __init u8500_map_io(void)
@@ -66,7 +77,12 @@ void __init u8500_map_io(void)
ux500_map_io();
- iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc));
+ iotable_init(u8500_common_io_desc, ARRAY_SIZE(u8500_common_io_desc));
+
+ if (cpu_is_u9540())
+ iotable_init(u9540_io_desc, ARRAY_SIZE(u9540_io_desc));
+ else
+ iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc));
_PRCMU_BASE = __io_address(U8500_PRCMU_BASE);
}
@@ -121,6 +137,11 @@ static struct platform_device *platform_devs[] __initdata = {
&db8500_prcmu_device,
};
+static struct platform_device *of_platform_devs[] __initdata = {
+ &u8500_dma40_device,
+ &db8500_pmu_device,
+};
+
static resource_size_t __initdata db8500_gpio_base[] = {
U8500_GPIOBANK0_BASE,
U8500_GPIOBANK1_BASE,
@@ -141,6 +162,7 @@ static void __init db8500_add_gpios(struct device *parent)
dbx500_add_gpios(parent, ARRAY_AND_SIZE(db8500_gpio_base),
IRQ_DB8500_GPIO0, &pdata);
+ dbx500_add_pinctrl(parent, "pinctrl-db8500");
}
static int usb_db8500_rx_dma_cfg[] = {
@@ -206,3 +228,31 @@ struct device * __init u8500_init_devices(void)
return parent;
}
+
+/* TODO: Once all pieces are DT:ed, remove completely. */
+struct device * __init u8500_of_init_devices(void)
+{
+ struct device *parent;
+ int i;
+
+ parent = db8500_soc_device_init();
+
+ db8500_add_rtc(parent);
+ db8500_add_usb(parent, usb_db8500_rx_dma_cfg, usb_db8500_tx_dma_cfg);
+
+ platform_device_register_data(parent,
+ "cpufreq-u8500", -1, NULL, 0);
+
+ for (i = 0; i < ARRAY_SIZE(of_platform_devs); i++)
+ of_platform_devs[i]->dev.parent = parent;
+
+ /*
+ * Devices to be DT:ed:
+ * u8500_dma40_device = todo
+ * db8500_pmu_device = todo
+ * db8500_prcmu_device = done
+ */
+ platform_add_devices(of_platform_devs, ARRAY_SIZE(of_platform_devs));
+
+ return parent;
+}