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authorLars-Peter Clausen <lars@metafoo.de>2010-07-17 11:13:29 +0000
committerRalf Baechle <ralf@linux-mips.org>2010-08-05 13:26:17 +0100
commitc2a529f73de56cb99ae9abcc2c8fb9fe3f2d2039 (patch)
tree9b2c87e64b41552215f017393d2294af3bf7f4fe /arch/mips/jz4740
parenta8b7e9e8b08afe97e5b3d9bdd499867ce9a1c913 (diff)
MIPS: JZ4740: Add platform devices
Add platform devices for all the JZ4740 platform drivers. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/1469/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/jz4740')
-rw-r--r--arch/mips/jz4740/platform.c291
1 files changed, 291 insertions, 0 deletions
diff --git a/arch/mips/jz4740/platform.c b/arch/mips/jz4740/platform.c
new file mode 100644
index 000000000000..95bc2b5b14f1
--- /dev/null
+++ b/arch/mips/jz4740/platform.c
@@ -0,0 +1,291 @@
+/*
+ * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4740 platform devices
+ *
+ * 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.
+ *
+ * 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.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/device.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/resource.h>
+
+#include <linux/dma-mapping.h>
+
+#include <asm/mach-jz4740/platform.h>
+#include <asm/mach-jz4740/base.h>
+#include <asm/mach-jz4740/irq.h>
+
+#include <linux/serial_core.h>
+#include <linux/serial_8250.h>
+
+#include "serial.h"
+#include "clock.h"
+
+/* OHCI controller */
+static struct resource jz4740_usb_ohci_resources[] = {
+ {
+ .start = JZ4740_UHC_BASE_ADDR,
+ .end = JZ4740_UHC_BASE_ADDR + 0x1000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = JZ4740_IRQ_UHC,
+ .end = JZ4740_IRQ_UHC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device jz4740_usb_ohci_device = {
+ .name = "jz4740-ohci",
+ .id = -1,
+ .dev = {
+ .dma_mask = &jz4740_usb_ohci_device.dev.coherent_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .num_resources = ARRAY_SIZE(jz4740_usb_ohci_resources),
+ .resource = jz4740_usb_ohci_resources,
+};
+
+/* UDC (USB gadget controller) */
+static struct resource jz4740_usb_gdt_resources[] = {
+ {
+ .start = JZ4740_UDC_BASE_ADDR,
+ .end = JZ4740_UDC_BASE_ADDR + 0x1000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = JZ4740_IRQ_UDC,
+ .end = JZ4740_IRQ_UDC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device jz4740_udc_device = {
+ .name = "jz-udc",
+ .id = -1,
+ .dev = {
+ .dma_mask = &jz4740_udc_device.dev.coherent_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .num_resources = ARRAY_SIZE(jz4740_usb_gdt_resources),
+ .resource = jz4740_usb_gdt_resources,
+};
+
+/* MMC/SD controller */
+static struct resource jz4740_mmc_resources[] = {
+ {
+ .start = JZ4740_MSC_BASE_ADDR,
+ .end = JZ4740_MSC_BASE_ADDR + 0x1000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = JZ4740_IRQ_MSC,
+ .end = JZ4740_IRQ_MSC,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+struct platform_device jz4740_mmc_device = {
+ .name = "jz4740-mmc",
+ .id = 0,
+ .dev = {
+ .dma_mask = &jz4740_mmc_device.dev.coherent_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .num_resources = ARRAY_SIZE(jz4740_mmc_resources),
+ .resource = jz4740_mmc_resources,
+};
+
+/* RTC controller */
+static struct resource jz4740_rtc_resources[] = {
+ {
+ .start = JZ4740_RTC_BASE_ADDR,
+ .end = JZ4740_RTC_BASE_ADDR + 0x38 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = JZ4740_IRQ_RTC,
+ .end = JZ4740_IRQ_RTC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device jz4740_rtc_device = {
+ .name = "jz4740-rtc",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(jz4740_rtc_resources),
+ .resource = jz4740_rtc_resources,
+};
+
+/* I2C controller */
+static struct resource jz4740_i2c_resources[] = {
+ {
+ .start = JZ4740_I2C_BASE_ADDR,
+ .end = JZ4740_I2C_BASE_ADDR + 0x1000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = JZ4740_IRQ_I2C,
+ .end = JZ4740_IRQ_I2C,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+struct platform_device jz4740_i2c_device = {
+ .name = "jz4740-i2c",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(jz4740_i2c_resources),
+ .resource = jz4740_i2c_resources,
+};
+
+/* NAND controller */
+static struct resource jz4740_nand_resources[] = {
+ {
+ .name = "mmio",
+ .start = JZ4740_EMC_BASE_ADDR,
+ .end = JZ4740_EMC_BASE_ADDR + 0x1000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "bank",
+ .start = 0x18000000,
+ .end = 0x180C0000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device jz4740_nand_device = {
+ .name = "jz4740-nand",
+ .num_resources = ARRAY_SIZE(jz4740_nand_resources),
+ .resource = jz4740_nand_resources,
+};
+
+/* LCD controller */
+static struct resource jz4740_framebuffer_resources[] = {
+ {
+ .start = JZ4740_LCD_BASE_ADDR,
+ .end = JZ4740_LCD_BASE_ADDR + 0x1000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device jz4740_framebuffer_device = {
+ .name = "jz4740-fb",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(jz4740_framebuffer_resources),
+ .resource = jz4740_framebuffer_resources,
+ .dev = {
+ .dma_mask = &jz4740_framebuffer_device.dev.coherent_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+/* I2S controller */
+static struct resource jz4740_i2s_resources[] = {
+ {
+ .start = JZ4740_AIC_BASE_ADDR,
+ .end = JZ4740_AIC_BASE_ADDR + 0x38 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device jz4740_i2s_device = {
+ .name = "jz4740-i2s",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(jz4740_i2s_resources),
+ .resource = jz4740_i2s_resources,
+};
+
+/* PCM */
+struct platform_device jz4740_pcm_device = {
+ .name = "jz4740-pcm",
+ .id = -1,
+};
+
+/* Codec */
+static struct resource jz4740_codec_resources[] = {
+ {
+ .start = JZ4740_AIC_BASE_ADDR + 0x80,
+ .end = JZ4740_AIC_BASE_ADDR + 0x88 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device jz4740_codec_device = {
+ .name = "jz4740-codec",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(jz4740_codec_resources),
+ .resource = jz4740_codec_resources,
+};
+
+/* ADC controller */
+static struct resource jz4740_adc_resources[] = {
+ {
+ .start = JZ4740_SADC_BASE_ADDR,
+ .end = JZ4740_SADC_BASE_ADDR + 0x30,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = JZ4740_IRQ_SADC,
+ .end = JZ4740_IRQ_SADC,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = JZ4740_IRQ_ADC_BASE,
+ .end = JZ4740_IRQ_ADC_BASE,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device jz4740_adc_device = {
+ .name = "jz4740-adc",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(jz4740_adc_resources),
+ .resource = jz4740_adc_resources,
+};
+
+/* Serial */
+#define JZ4740_UART_DATA(_id) \
+ { \
+ .flags = UPF_SKIP_TEST | UPF_IOREMAP | UPF_FIXED_TYPE, \
+ .iotype = UPIO_MEM, \
+ .regshift = 2, \
+ .serial_out = jz4740_serial_out, \
+ .type = PORT_16550, \
+ .mapbase = JZ4740_UART ## _id ## _BASE_ADDR, \
+ .irq = JZ4740_IRQ_UART ## _id, \
+ }
+
+static struct plat_serial8250_port jz4740_uart_data[] = {
+ JZ4740_UART_DATA(0),
+ JZ4740_UART_DATA(1),
+ {},
+};
+
+static struct platform_device jz4740_uart_device = {
+ .name = "serial8250",
+ .id = 0,
+ .dev = {
+ .platform_data = jz4740_uart_data,
+ },
+};
+
+void jz4740_serial_device_register(void)
+{
+ struct plat_serial8250_port *p;
+
+ for (p = jz4740_uart_data; p->flags != 0; ++p)
+ p->uartclk = jz4740_clock_bdata.ext_rate;
+
+ platform_device_register(&jz4740_uart_device);
+}

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