[ARM] Orion: platform device registration for UART, USB and NAND
Signed-off-by: Tzachi Perelstein <tzachi@marvell.com> Reviewed-by: Nicolas Pitre <nico@marvell.com> Reviewed-by: Lennert Buytenhek <buytenh@marvell.com> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Tzachi Perelstein
Russell King
parent
51cbff1d6f
commit
ca26f7d3ed
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@ -12,6 +12,8 @@
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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/serial_8250.h>
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#include <asm/page.h>
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#include <asm/timex.h>
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#include <asm/mach/map.h>
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@ -53,6 +55,119 @@ void __init orion_map_io(void)
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iotable_init(orion_io_desc, ARRAY_SIZE(orion_io_desc));
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}
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/*****************************************************************************
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* UART
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****************************************************************************/
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static struct resource orion_uart_resources[] = {
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{
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.start = UART0_BASE,
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.end = UART0_BASE + 0xff,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_ORION_UART0,
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.end = IRQ_ORION_UART0,
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.flags = IORESOURCE_IRQ,
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},
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{
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.start = UART1_BASE,
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.end = UART1_BASE + 0xff,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_ORION_UART1,
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.end = IRQ_ORION_UART1,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct plat_serial8250_port orion_uart_data[] = {
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{
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.mapbase = UART0_BASE,
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.membase = (char *)UART0_BASE,
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.irq = IRQ_ORION_UART0,
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.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
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.iotype = UPIO_MEM,
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.regshift = 2,
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.uartclk = ORION_TCLK,
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},
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{
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.mapbase = UART1_BASE,
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.membase = (char *)UART1_BASE,
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.irq = IRQ_ORION_UART1,
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.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
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.iotype = UPIO_MEM,
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.regshift = 2,
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.uartclk = ORION_TCLK,
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},
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{ },
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};
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static struct platform_device orion_uart = {
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.name = "serial8250",
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.id = PLAT8250_DEV_PLATFORM,
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.dev = {
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.platform_data = orion_uart_data,
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},
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.resource = orion_uart_resources,
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.num_resources = ARRAY_SIZE(orion_uart_resources),
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};
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/*******************************************************************************
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* USB Controller - 2 interfaces
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******************************************************************************/
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static struct resource orion_ehci0_resources[] = {
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{
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.start = ORION_USB0_REG_BASE,
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.end = ORION_USB0_REG_BASE + SZ_4K,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_ORION_USB0_CTRL,
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.end = IRQ_ORION_USB0_CTRL,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct resource orion_ehci1_resources[] = {
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{
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.start = ORION_USB1_REG_BASE,
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.end = ORION_USB1_REG_BASE + SZ_4K,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_ORION_USB1_CTRL,
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.end = IRQ_ORION_USB1_CTRL,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 ehci_dmamask = 0xffffffffUL;
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static struct platform_device orion_ehci0 = {
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.name = "orion-ehci",
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.id = 0,
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.dev = {
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.dma_mask = &ehci_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.resource = orion_ehci0_resources,
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.num_resources = ARRAY_SIZE(orion_ehci0_resources),
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};
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static struct platform_device orion_ehci1 = {
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.name = "orion-ehci",
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.id = 1,
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.dev = {
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.dma_mask = &ehci_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.resource = orion_ehci1_resources,
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.num_resources = ARRAY_SIZE(orion_ehci1_resources),
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};
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/*****************************************************************************
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* General
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****************************************************************************/
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@ -101,4 +216,12 @@ void __init orion_init(void)
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orion_setup_pcie_wins();
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if (dev == MV88F5182_DEV_ID)
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orion_setup_sata_wins();
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/*
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* REgister devices
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*/
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platform_device_register(&orion_uart);
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platform_device_register(&orion_ehci0);
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if (dev == MV88F5182_DEV_ID)
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platform_device_register(&orion_ehci1);
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}
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@ -0,0 +1,25 @@
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/*
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* asm-arm/arch-orion/platform.h
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*
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* Tzachi Perelstein <tzachi@marvell.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __ASM_ARCH_PLATFORM_H__
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#define __ASM_ARCH_PLATFORM_H__
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/*
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* Device bus NAND private data
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*/
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struct orion_nand_data {
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struct mtd_partition *parts;
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u32 nr_parts;
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u8 ale; /* address line number connected to ALE */
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u8 cle; /* address line number connected to CLE */
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u8 width; /* buswidth */
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};
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#endif
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