724 lines
15 KiB
C
724 lines
15 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/clkdev.h>
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#include <linux/clk-provider.h>
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#include <linux/dma-mapping.h>
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#include <linux/dmaengine.h>
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#include <linux/spi/pxa2xx_spi.h>
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#include <linux/platform_data/i2c-pxa.h>
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#include <linux/soc/pxa/cpu.h>
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#include "udc.h"
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#include <linux/platform_data/video-pxafb.h>
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#include <linux/platform_data/mmc-pxamci.h>
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#include "irqs.h"
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#include <linux/platform_data/usb-ohci-pxa27x.h>
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#include <linux/platform_data/mmp_dma.h>
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#include "regs-ost.h"
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#include "reset.h"
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#include "devices.h"
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#include "generic.h"
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void __init pxa_register_device(struct platform_device *dev, void *data)
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{
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int ret;
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dev->dev.platform_data = data;
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ret = platform_device_register(dev);
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if (ret)
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dev_err(&dev->dev, "unable to register device: %d\n", ret);
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}
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static struct resource pxa_resource_pmu = {
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.start = IRQ_PMU,
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.end = IRQ_PMU,
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.flags = IORESOURCE_IRQ,
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};
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struct platform_device pxa_device_pmu = {
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.name = "xscale-pmu",
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.id = -1,
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.resource = &pxa_resource_pmu,
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.num_resources = 1,
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};
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static struct resource pxamci_resources[] = {
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[0] = {
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.start = 0x41100000,
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.end = 0x41100fff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_MMC,
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.end = IRQ_MMC,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 pxamci_dmamask = 0xffffffffUL;
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struct platform_device pxa_device_mci = {
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.name = "pxa2xx-mci",
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.id = 0,
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.dev = {
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.dma_mask = &pxamci_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(pxamci_resources),
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.resource = pxamci_resources,
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};
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void __init pxa_set_mci_info(struct pxamci_platform_data *info)
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{
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pxa_register_device(&pxa_device_mci, info);
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}
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static struct pxa2xx_udc_mach_info pxa_udc_info = {
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.gpio_pullup = -1,
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};
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static struct resource pxa2xx_udc_resources[] = {
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[0] = {
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.start = 0x40600000,
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.end = 0x4060ffff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_USB,
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.end = IRQ_USB,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 udc_dma_mask = ~(u32)0;
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struct platform_device pxa25x_device_udc = {
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.name = "pxa25x-udc",
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.id = -1,
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.resource = pxa2xx_udc_resources,
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.num_resources = ARRAY_SIZE(pxa2xx_udc_resources),
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.dev = {
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.platform_data = &pxa_udc_info,
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.dma_mask = &udc_dma_mask,
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}
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};
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struct platform_device pxa27x_device_udc = {
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.name = "pxa27x-udc",
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.id = -1,
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.resource = pxa2xx_udc_resources,
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.num_resources = ARRAY_SIZE(pxa2xx_udc_resources),
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.dev = {
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.platform_data = &pxa_udc_info,
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.dma_mask = &udc_dma_mask,
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}
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};
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static struct resource pxafb_resources[] = {
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[0] = {
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.start = 0x44000000,
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.end = 0x4400ffff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_LCD,
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.end = IRQ_LCD,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 fb_dma_mask = ~(u64)0;
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struct platform_device pxa_device_fb = {
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.name = "pxa2xx-fb",
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.id = -1,
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.dev = {
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.dma_mask = &fb_dma_mask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(pxafb_resources),
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.resource = pxafb_resources,
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};
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void __init pxa_set_fb_info(struct device *parent, struct pxafb_mach_info *info)
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{
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pxa_device_fb.dev.parent = parent;
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pxa_register_device(&pxa_device_fb, info);
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}
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static struct resource pxa_resource_ffuart[] = {
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{
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.start = 0x40100000,
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.end = 0x40100023,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_FFUART,
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.end = IRQ_FFUART,
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.flags = IORESOURCE_IRQ,
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}
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};
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struct platform_device pxa_device_ffuart = {
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.name = "pxa2xx-uart",
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.id = 0,
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.resource = pxa_resource_ffuart,
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.num_resources = ARRAY_SIZE(pxa_resource_ffuart),
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};
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void __init pxa_set_ffuart_info(void *info)
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{
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pxa_register_device(&pxa_device_ffuart, info);
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}
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static struct resource pxa_resource_btuart[] = {
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{
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.start = 0x40200000,
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.end = 0x40200023,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_BTUART,
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.end = IRQ_BTUART,
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.flags = IORESOURCE_IRQ,
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}
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};
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struct platform_device pxa_device_btuart = {
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.name = "pxa2xx-uart",
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.id = 1,
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.resource = pxa_resource_btuart,
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.num_resources = ARRAY_SIZE(pxa_resource_btuart),
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};
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void __init pxa_set_btuart_info(void *info)
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{
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pxa_register_device(&pxa_device_btuart, info);
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}
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static struct resource pxa_resource_stuart[] = {
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{
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.start = 0x40700000,
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.end = 0x40700023,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_STUART,
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.end = IRQ_STUART,
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.flags = IORESOURCE_IRQ,
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}
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};
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struct platform_device pxa_device_stuart = {
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.name = "pxa2xx-uart",
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.id = 2,
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.resource = pxa_resource_stuart,
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.num_resources = ARRAY_SIZE(pxa_resource_stuart),
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};
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void __init pxa_set_stuart_info(void *info)
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{
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pxa_register_device(&pxa_device_stuart, info);
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}
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static struct resource pxa_resource_hwuart[] = {
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{
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.start = 0x41600000,
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.end = 0x4160002F,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_HWUART,
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.end = IRQ_HWUART,
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.flags = IORESOURCE_IRQ,
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}
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};
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struct platform_device pxa_device_hwuart = {
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.name = "pxa2xx-uart",
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.id = 3,
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.resource = pxa_resource_hwuart,
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.num_resources = ARRAY_SIZE(pxa_resource_hwuart),
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};
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void __init pxa_set_hwuart_info(void *info)
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{
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if (cpu_is_pxa255())
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pxa_register_device(&pxa_device_hwuart, info);
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else
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pr_info("UART: Ignoring attempt to register HWUART on non-PXA255 hardware");
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}
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static struct resource pxai2c_resources[] = {
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{
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.start = 0x40301680,
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.end = 0x403016a3,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_I2C,
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.end = IRQ_I2C,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device pxa_device_i2c = {
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.name = "pxa2xx-i2c",
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.id = 0,
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.resource = pxai2c_resources,
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.num_resources = ARRAY_SIZE(pxai2c_resources),
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};
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void __init pxa_set_i2c_info(struct i2c_pxa_platform_data *info)
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{
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pxa_register_device(&pxa_device_i2c, info);
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}
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#ifdef CONFIG_PXA27x
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static struct resource pxa27x_resources_i2c_power[] = {
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{
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.start = 0x40f00180,
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.end = 0x40f001a3,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_PWRI2C,
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.end = IRQ_PWRI2C,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device pxa27x_device_i2c_power = {
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.name = "pxa2xx-i2c",
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.id = 1,
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.resource = pxa27x_resources_i2c_power,
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.num_resources = ARRAY_SIZE(pxa27x_resources_i2c_power),
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};
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#endif
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static struct resource pxai2s_resources[] = {
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{
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.start = 0x40400000,
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.end = 0x40400083,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_I2S,
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.end = IRQ_I2S,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device pxa_device_i2s = {
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.name = "pxa2xx-i2s",
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.id = -1,
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.resource = pxai2s_resources,
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.num_resources = ARRAY_SIZE(pxai2s_resources),
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};
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struct platform_device pxa_device_asoc_ssp1 = {
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.name = "pxa-ssp-dai",
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.id = 0,
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};
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struct platform_device pxa_device_asoc_ssp2= {
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.name = "pxa-ssp-dai",
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.id = 1,
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};
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struct platform_device pxa_device_asoc_ssp3 = {
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.name = "pxa-ssp-dai",
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.id = 2,
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};
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struct platform_device pxa_device_asoc_ssp4 = {
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.name = "pxa-ssp-dai",
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.id = 3,
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};
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struct platform_device pxa_device_asoc_platform = {
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.name = "pxa-pcm-audio",
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.id = -1,
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};
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static struct resource pxa_rtc_resources[] = {
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[0] = {
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.start = 0x40900000,
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.end = 0x40900000 + 0x3b,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_RTC1Hz,
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.end = IRQ_RTC1Hz,
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.name = "rtc 1Hz",
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.start = IRQ_RTCAlrm,
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.end = IRQ_RTCAlrm,
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.name = "rtc alarm",
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device pxa_device_rtc = {
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.name = "pxa-rtc",
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.id = -1,
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.num_resources = ARRAY_SIZE(pxa_rtc_resources),
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.resource = pxa_rtc_resources,
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};
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struct platform_device sa1100_device_rtc = {
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.name = "sa1100-rtc",
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.id = -1,
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.num_resources = ARRAY_SIZE(pxa_rtc_resources),
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.resource = pxa_rtc_resources,
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};
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#ifdef CONFIG_PXA25x
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static struct resource pxa25x_resource_pwm0[] = {
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[0] = {
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.start = 0x40b00000,
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.end = 0x40b0000f,
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device pxa25x_device_pwm0 = {
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.name = "pxa25x-pwm",
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.id = 0,
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.resource = pxa25x_resource_pwm0,
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.num_resources = ARRAY_SIZE(pxa25x_resource_pwm0),
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};
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static struct resource pxa25x_resource_pwm1[] = {
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[0] = {
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.start = 0x40c00000,
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.end = 0x40c0000f,
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device pxa25x_device_pwm1 = {
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.name = "pxa25x-pwm",
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.id = 1,
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.resource = pxa25x_resource_pwm1,
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.num_resources = ARRAY_SIZE(pxa25x_resource_pwm1),
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};
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static u64 pxa25x_ssp_dma_mask = DMA_BIT_MASK(32);
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static struct resource pxa25x_resource_ssp[] = {
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[0] = {
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.start = 0x41000000,
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.end = 0x4100001f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_SSP,
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.end = IRQ_SSP,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device pxa25x_device_ssp = {
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.name = "pxa25x-ssp",
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.id = 0,
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.dev = {
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.dma_mask = &pxa25x_ssp_dma_mask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.resource = pxa25x_resource_ssp,
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.num_resources = ARRAY_SIZE(pxa25x_resource_ssp),
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};
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static u64 pxa25x_nssp_dma_mask = DMA_BIT_MASK(32);
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static struct resource pxa25x_resource_nssp[] = {
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[0] = {
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.start = 0x41400000,
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.end = 0x4140002f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_NSSP,
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.end = IRQ_NSSP,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device pxa25x_device_nssp = {
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.name = "pxa25x-nssp",
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.id = 1,
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.dev = {
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.dma_mask = &pxa25x_nssp_dma_mask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.resource = pxa25x_resource_nssp,
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.num_resources = ARRAY_SIZE(pxa25x_resource_nssp),
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};
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static u64 pxa25x_assp_dma_mask = DMA_BIT_MASK(32);
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static struct resource pxa25x_resource_assp[] = {
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[0] = {
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.start = 0x41500000,
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.end = 0x4150002f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_ASSP,
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.end = IRQ_ASSP,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device pxa25x_device_assp = {
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/* ASSP is basically equivalent to NSSP */
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.name = "pxa25x-nssp",
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.id = 2,
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.dev = {
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.dma_mask = &pxa25x_assp_dma_mask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.resource = pxa25x_resource_assp,
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.num_resources = ARRAY_SIZE(pxa25x_resource_assp),
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};
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#endif /* CONFIG_PXA25x */
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#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
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static u64 pxa27x_ohci_dma_mask = DMA_BIT_MASK(32);
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static struct resource pxa27x_resource_ohci[] = {
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[0] = {
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.start = 0x4C000000,
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.end = 0x4C00ff6f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_USBH1,
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.end = IRQ_USBH1,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device pxa27x_device_ohci = {
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.name = "pxa27x-ohci",
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.id = -1,
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.dev = {
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.dma_mask = &pxa27x_ohci_dma_mask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.num_resources = ARRAY_SIZE(pxa27x_resource_ohci),
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.resource = pxa27x_resource_ohci,
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};
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void __init pxa_set_ohci_info(struct pxaohci_platform_data *info)
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{
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pxa_register_device(&pxa27x_device_ohci, info);
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}
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#endif /* CONFIG_PXA27x || CONFIG_PXA3xx */
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#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
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static u64 pxa27x_ssp1_dma_mask = DMA_BIT_MASK(32);
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|
|
static struct resource pxa27x_resource_ssp1[] = {
|
|
[0] = {
|
|
.start = 0x41000000,
|
|
.end = 0x4100003f,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = IRQ_SSP,
|
|
.end = IRQ_SSP,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device pxa27x_device_ssp1 = {
|
|
.name = "pxa27x-ssp",
|
|
.id = 0,
|
|
.dev = {
|
|
.dma_mask = &pxa27x_ssp1_dma_mask,
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
},
|
|
.resource = pxa27x_resource_ssp1,
|
|
.num_resources = ARRAY_SIZE(pxa27x_resource_ssp1),
|
|
};
|
|
|
|
static u64 pxa27x_ssp2_dma_mask = DMA_BIT_MASK(32);
|
|
|
|
static struct resource pxa27x_resource_ssp2[] = {
|
|
[0] = {
|
|
.start = 0x41700000,
|
|
.end = 0x4170003f,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = IRQ_SSP2,
|
|
.end = IRQ_SSP2,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device pxa27x_device_ssp2 = {
|
|
.name = "pxa27x-ssp",
|
|
.id = 1,
|
|
.dev = {
|
|
.dma_mask = &pxa27x_ssp2_dma_mask,
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
},
|
|
.resource = pxa27x_resource_ssp2,
|
|
.num_resources = ARRAY_SIZE(pxa27x_resource_ssp2),
|
|
};
|
|
|
|
static u64 pxa27x_ssp3_dma_mask = DMA_BIT_MASK(32);
|
|
|
|
static struct resource pxa27x_resource_ssp3[] = {
|
|
[0] = {
|
|
.start = 0x41900000,
|
|
.end = 0x4190003f,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = IRQ_SSP3,
|
|
.end = IRQ_SSP3,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device pxa27x_device_ssp3 = {
|
|
.name = "pxa27x-ssp",
|
|
.id = 2,
|
|
.dev = {
|
|
.dma_mask = &pxa27x_ssp3_dma_mask,
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
},
|
|
.resource = pxa27x_resource_ssp3,
|
|
.num_resources = ARRAY_SIZE(pxa27x_resource_ssp3),
|
|
};
|
|
|
|
static struct resource pxa27x_resource_pwm0[] = {
|
|
[0] = {
|
|
.start = 0x40b00000,
|
|
.end = 0x40b0001f,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
struct platform_device pxa27x_device_pwm0 = {
|
|
.name = "pxa27x-pwm",
|
|
.id = 0,
|
|
.resource = pxa27x_resource_pwm0,
|
|
.num_resources = ARRAY_SIZE(pxa27x_resource_pwm0),
|
|
};
|
|
|
|
static struct resource pxa27x_resource_pwm1[] = {
|
|
[0] = {
|
|
.start = 0x40c00000,
|
|
.end = 0x40c0001f,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
struct platform_device pxa27x_device_pwm1 = {
|
|
.name = "pxa27x-pwm",
|
|
.id = 1,
|
|
.resource = pxa27x_resource_pwm1,
|
|
.num_resources = ARRAY_SIZE(pxa27x_resource_pwm1),
|
|
};
|
|
#endif /* CONFIG_PXA27x || CONFIG_PXA3xx */
|
|
|
|
struct resource pxa_resource_gpio[] = {
|
|
{
|
|
.start = 0x40e00000,
|
|
.end = 0x40e0ffff,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = IRQ_GPIO0,
|
|
.end = IRQ_GPIO0,
|
|
.name = "gpio0",
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = IRQ_GPIO1,
|
|
.end = IRQ_GPIO1,
|
|
.name = "gpio1",
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = IRQ_GPIO_2_x,
|
|
.end = IRQ_GPIO_2_x,
|
|
.name = "gpio_mux",
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device pxa25x_device_gpio = {
|
|
.name = "pxa25x-gpio",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(pxa_resource_gpio),
|
|
.resource = pxa_resource_gpio,
|
|
};
|
|
|
|
struct platform_device pxa27x_device_gpio = {
|
|
.name = "pxa27x-gpio",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(pxa_resource_gpio),
|
|
.resource = pxa_resource_gpio,
|
|
};
|
|
|
|
/* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1.
|
|
* See comment in arch/arm/mach-pxa/ssp.c::ssp_probe() */
|
|
void __init pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_controller *info)
|
|
{
|
|
struct platform_device *pd;
|
|
|
|
pd = platform_device_alloc("pxa2xx-spi", id);
|
|
if (pd == NULL) {
|
|
printk(KERN_ERR "pxa2xx-spi: failed to allocate device id %d\n",
|
|
id);
|
|
return;
|
|
}
|
|
|
|
pd->dev.platform_data = info;
|
|
platform_device_add(pd);
|
|
}
|
|
|
|
static struct resource pxa_dma_resource[] = {
|
|
[0] = {
|
|
.start = 0x40000000,
|
|
.end = 0x4000ffff,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = IRQ_DMA,
|
|
.end = IRQ_DMA,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static u64 pxadma_dmamask = 0xffffffffUL;
|
|
|
|
static struct platform_device pxa2xx_pxa_dma = {
|
|
.name = "pxa-dma",
|
|
.id = 0,
|
|
.dev = {
|
|
.dma_mask = &pxadma_dmamask,
|
|
.coherent_dma_mask = 0xffffffff,
|
|
},
|
|
.num_resources = ARRAY_SIZE(pxa_dma_resource),
|
|
.resource = pxa_dma_resource,
|
|
};
|
|
|
|
void __init pxa2xx_set_dmac_info(struct mmp_dma_platdata *dma_pdata)
|
|
{
|
|
pxa_register_device(&pxa2xx_pxa_dma, dma_pdata);
|
|
}
|
|
|
|
void __init pxa_register_wdt(unsigned int reset_status)
|
|
{
|
|
struct resource res = DEFINE_RES_MEM(OST_PHYS, OST_LEN);
|
|
|
|
reset_status &= RESET_STATUS_WATCHDOG;
|
|
platform_device_register_resndata(NULL, "sa1100_wdt", -1, &res, 1,
|
|
&reset_status, sizeof(reset_status));
|
|
}
|