diff options
Diffstat (limited to 'target/linux/lantiq/patches-2.6.32/0005-MIPS-Lantiq-Add-platform-device-support.patch')
| -rw-r--r-- | target/linux/lantiq/patches-2.6.32/0005-MIPS-Lantiq-Add-platform-device-support.patch | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-2.6.32/0005-MIPS-Lantiq-Add-platform-device-support.patch b/target/linux/lantiq/patches-2.6.32/0005-MIPS-Lantiq-Add-platform-device-support.patch new file mode 100644 index 0000000..917993f --- /dev/null +++ b/target/linux/lantiq/patches-2.6.32/0005-MIPS-Lantiq-Add-platform-device-support.patch @@ -0,0 +1,338 @@ +From 09e57348261c1ae0ff89c68679126fc76a28b2a2 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Wed, 30 Mar 2011 09:27:53 +0200 +Subject: [PATCH 05/13] MIPS: Lantiq: Add platform device support + +This patch adds the wrappers for registering our platform devices. + +Signed-off-by: John Crispin <blogic@openwrt.org> +Signed-off-by: Ralph Hempel <ralph.hempel@lantiq.com> +Cc: linux-mips@linux-mips.org +Patchwork: https://patchwork.linux-mips.org/patch/2254/ +Patchwork: https://patchwork.linux-mips.org/patch/2360/ +Patchwork: https://patchwork.linux-mips.org/patch/2359/ +Signed-off-by: Ralf Baechle <ralf@linux-mips.org> +--- + arch/mips/lantiq/Makefile | 2 +- + arch/mips/lantiq/devices.c | 122 +++++++++++++++++++++++++++++++++++++++ + arch/mips/lantiq/devices.h | 23 +++++++ + arch/mips/lantiq/xway/Makefile | 2 +- + arch/mips/lantiq/xway/devices.c | 98 +++++++++++++++++++++++++++++++ + arch/mips/lantiq/xway/devices.h | 18 ++++++ + 6 files changed, 263 insertions(+), 2 deletions(-) + create mode 100644 arch/mips/lantiq/devices.c + create mode 100644 arch/mips/lantiq/devices.h + create mode 100644 arch/mips/lantiq/xway/devices.c + create mode 100644 arch/mips/lantiq/xway/devices.h + +diff --git a/arch/mips/lantiq/Makefile b/arch/mips/lantiq/Makefile +index a268391..e5dae0e 100644 +--- a/arch/mips/lantiq/Makefile ++++ b/arch/mips/lantiq/Makefile +@@ -4,7 +4,7 @@ + # under the terms of the GNU General Public License version 2 as published + # by the Free Software Foundation. + +-obj-y := irq.o setup.o clk.o prom.o ++obj-y := irq.o setup.o clk.o prom.o devices.o + + obj-$(CONFIG_EARLY_PRINTK) += early_printk.o + +diff --git a/arch/mips/lantiq/devices.c b/arch/mips/lantiq/devices.c +new file mode 100644 +index 0000000..7b82c34 +--- /dev/null ++++ b/arch/mips/lantiq/devices.c +@@ -0,0 +1,122 @@ ++/* ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License version 2 as published ++ * by the Free Software Foundation. ++ * ++ * Copyright (C) 2010 John Crispin <blogic@openwrt.org> ++ */ ++ ++#include <linux/init.h> ++#include <linux/module.h> ++#include <linux/types.h> ++#include <linux/string.h> ++#include <linux/kernel.h> ++#include <linux/reboot.h> ++#include <linux/platform_device.h> ++#include <linux/leds.h> ++#include <linux/etherdevice.h> ++#include <linux/reboot.h> ++#include <linux/time.h> ++#include <linux/io.h> ++#include <linux/gpio.h> ++#include <linux/leds.h> ++ ++#include <asm/bootinfo.h> ++#include <asm/irq.h> ++ ++#include <lantiq_soc.h> ++ ++#include "devices.h" ++ ++/* nor flash */ ++static struct resource ltq_nor_resource = { ++ .name = "nor", ++ .start = LTQ_FLASH_START, ++ .end = LTQ_FLASH_START + LTQ_FLASH_MAX - 1, ++ .flags = IORESOURCE_MEM, ++}; ++ ++static struct platform_device ltq_nor = { ++ .name = "ltq_nor", ++ .resource = <q_nor_resource, ++ .num_resources = 1, ++}; ++ ++void __init ltq_register_nor(struct physmap_flash_data *data) ++{ ++ ltq_nor.dev.platform_data = data; ++ platform_device_register(<q_nor); ++} ++ ++/* watchdog */ ++static struct resource ltq_wdt_resource = { ++ .name = "watchdog", ++ .start = LTQ_WDT_BASE_ADDR, ++ .end = LTQ_WDT_BASE_ADDR + LTQ_WDT_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++}; ++ ++void __init ltq_register_wdt(void) ++{ ++ platform_device_register_simple("ltq_wdt", 0, <q_wdt_resource, 1); ++} ++ ++/* asc ports */ ++static struct resource ltq_asc0_resources[] = { ++ { ++ .name = "asc0", ++ .start = LTQ_ASC0_BASE_ADDR, ++ .end = LTQ_ASC0_BASE_ADDR + LTQ_ASC_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++ }, ++ IRQ_RES(tx, LTQ_ASC_TIR(0)), ++ IRQ_RES(rx, LTQ_ASC_RIR(0)), ++ IRQ_RES(err, LTQ_ASC_EIR(0)), ++}; ++ ++static struct resource ltq_asc1_resources[] = { ++ { ++ .name = "asc1", ++ .start = LTQ_ASC1_BASE_ADDR, ++ .end = LTQ_ASC1_BASE_ADDR + LTQ_ASC_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++ }, ++ IRQ_RES(tx, LTQ_ASC_TIR(1)), ++ IRQ_RES(rx, LTQ_ASC_RIR(1)), ++ IRQ_RES(err, LTQ_ASC_EIR(1)), ++}; ++ ++void __init ltq_register_asc(int port) ++{ ++ switch (port) { ++ case 0: ++ platform_device_register_simple("ltq_asc", 0, ++ ltq_asc0_resources, ARRAY_SIZE(ltq_asc0_resources)); ++ break; ++ case 1: ++ platform_device_register_simple("ltq_asc", 1, ++ ltq_asc1_resources, ARRAY_SIZE(ltq_asc1_resources)); ++ break; ++ default: ++ break; ++ } ++} ++ ++#ifdef CONFIG_PCI ++/* pci */ ++static struct platform_device ltq_pci = { ++ .name = "ltq_pci", ++ .num_resources = 0, ++}; ++ ++void __init ltq_register_pci(struct ltq_pci_data *data) ++{ ++ ltq_pci.dev.platform_data = data; ++ platform_device_register(<q_pci); ++} ++#else ++void __init ltq_register_pci(struct ltq_pci_data *data) ++{ ++ pr_err("kernel is compiled without PCI support\n"); ++} ++#endif +diff --git a/arch/mips/lantiq/devices.h b/arch/mips/lantiq/devices.h +new file mode 100644 +index 0000000..2947bb1 +--- /dev/null ++++ b/arch/mips/lantiq/devices.h +@@ -0,0 +1,23 @@ ++/* ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License version 2 as published ++ * by the Free Software Foundation. ++ * ++ * Copyright (C) 2010 John Crispin <blogic@openwrt.org> ++ */ ++ ++#ifndef _LTQ_DEVICES_H__ ++#define _LTQ_DEVICES_H__ ++ ++#include <lantiq_platform.h> ++#include <linux/mtd/physmap.h> ++ ++#define IRQ_RES(resname, irq) \ ++ {.name = #resname, .start = (irq), .flags = IORESOURCE_IRQ} ++ ++extern void ltq_register_nor(struct physmap_flash_data *data); ++extern void ltq_register_wdt(void); ++extern void ltq_register_asc(int port); ++extern void ltq_register_pci(struct ltq_pci_data *data); ++ ++#endif +diff --git a/arch/mips/lantiq/xway/Makefile b/arch/mips/lantiq/xway/Makefile +index 9c85ff9..74ce438 100644 +--- a/arch/mips/lantiq/xway/Makefile ++++ b/arch/mips/lantiq/xway/Makefile +@@ -1,4 +1,4 @@ +-obj-y := pmu.o ebu.o reset.o gpio.o ++obj-y := pmu.o ebu.o reset.o gpio.o devices.o + + obj-$(CONFIG_SOC_XWAY) += clk-xway.o prom-xway.o + obj-$(CONFIG_SOC_AMAZON_SE) += clk-ase.o prom-ase.o +diff --git a/arch/mips/lantiq/xway/devices.c b/arch/mips/lantiq/xway/devices.c +new file mode 100644 +index 0000000..a71b3b5 +--- /dev/null ++++ b/arch/mips/lantiq/xway/devices.c +@@ -0,0 +1,98 @@ ++/* ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License version 2 as published ++ * by the Free Software Foundation. ++ * ++ * Copyright (C) 2010 John Crispin <blogic@openwrt.org> ++ */ ++ ++#include <linux/init.h> ++#include <linux/module.h> ++#include <linux/types.h> ++#include <linux/string.h> ++#include <linux/mtd/physmap.h> ++#include <linux/kernel.h> ++#include <linux/reboot.h> ++#include <linux/platform_device.h> ++#include <linux/leds.h> ++#include <linux/etherdevice.h> ++#include <linux/reboot.h> ++#include <linux/time.h> ++#include <linux/io.h> ++#include <linux/gpio.h> ++#include <linux/leds.h> ++ ++#include <asm/bootinfo.h> ++#include <asm/irq.h> ++ ++#include <lantiq_soc.h> ++#include <lantiq_irq.h> ++#include <lantiq_platform.h> ++ ++#include "devices.h" ++ ++/* gpio */ ++static struct resource ltq_gpio_resource[] = { ++ { ++ .name = "gpio0", ++ .start = LTQ_GPIO0_BASE_ADDR, ++ .end = LTQ_GPIO0_BASE_ADDR + LTQ_GPIO_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++ }, { ++ .name = "gpio1", ++ .start = LTQ_GPIO1_BASE_ADDR, ++ .end = LTQ_GPIO1_BASE_ADDR + LTQ_GPIO_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++ }, { ++ .name = "gpio2", ++ .start = LTQ_GPIO2_BASE_ADDR, ++ .end = LTQ_GPIO2_BASE_ADDR + LTQ_GPIO_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++ } ++}; ++ ++void __init ltq_register_gpio(void) ++{ ++ platform_device_register_simple("ltq_gpio", 0, ++ <q_gpio_resource[0], 1); ++ platform_device_register_simple("ltq_gpio", 1, ++ <q_gpio_resource[1], 1); ++ ++ /* AR9 and VR9 have an extra gpio block */ ++ if (ltq_is_ar9() || ltq_is_vr9()) { ++ platform_device_register_simple("ltq_gpio", 2, ++ <q_gpio_resource[2], 1); ++ } ++} ++ ++/* serial to parallel conversion */ ++static struct resource ltq_stp_resource = { ++ .name = "stp", ++ .start = LTQ_STP_BASE_ADDR, ++ .end = LTQ_STP_BASE_ADDR + LTQ_STP_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++}; ++ ++void __init ltq_register_gpio_stp(void) ++{ ++ platform_device_register_simple("ltq_stp", 0, <q_stp_resource, 1); ++} ++ ++/* asc ports - amazon se has its own serial mapping */ ++static struct resource ltq_ase_asc_resources[] = { ++ { ++ .name = "asc0", ++ .start = LTQ_ASC1_BASE_ADDR, ++ .end = LTQ_ASC1_BASE_ADDR + LTQ_ASC_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++ }, ++ IRQ_RES(tx, LTQ_ASC_ASE_TIR), ++ IRQ_RES(rx, LTQ_ASC_ASE_RIR), ++ IRQ_RES(err, LTQ_ASC_ASE_EIR), ++}; ++ ++void __init ltq_register_ase_asc(void) ++{ ++ platform_device_register_simple("ltq_asc", 0, ++ ltq_ase_asc_resources, ARRAY_SIZE(ltq_ase_asc_resources)); ++} +diff --git a/arch/mips/lantiq/xway/devices.h b/arch/mips/lantiq/xway/devices.h +new file mode 100644 +index 0000000..51f56b5 +--- /dev/null ++++ b/arch/mips/lantiq/xway/devices.h +@@ -0,0 +1,18 @@ ++/* ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License version 2 as published ++ * by the Free Software Foundation. ++ * ++ * Copyright (C) 2010 John Crispin <blogic@openwrt.org> ++ */ ++ ++#ifndef _LTQ_DEVICES_XWAY_H__ ++#define _LTQ_DEVICES_XWAY_H__ ++ ++#include "../devices.h" ++ ++extern void ltq_register_gpio(void); ++extern void ltq_register_gpio_stp(void); ++extern void ltq_register_ase_asc(void); ++ ++#endif +-- +1.7.2.3 + |