From patchwork Fri Mar 2 15:52:47 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Niklas Hernaeus X-Patchwork-Id: 7065 Return-Path: X-Original-To: patchwork@peony.canonical.com Delivered-To: patchwork@peony.canonical.com Received: from fiordland.canonical.com (fiordland.canonical.com [91.189.94.145]) by peony.canonical.com (Postfix) with ESMTP id EE3A923E4A for ; Fri, 2 Mar 2012 15:55:34 +0000 (UTC) Received: from mail-iy0-f180.google.com (mail-iy0-f180.google.com [209.85.210.180]) by fiordland.canonical.com (Postfix) with ESMTP id 85F76A18515 for ; Fri, 2 Mar 2012 15:55:34 +0000 (UTC) Received: by iage36 with SMTP id e36so3304424iag.11 for ; Fri, 02 Mar 2012 07:55:34 -0800 (PST) Received: from mr.google.com ([10.43.52.74]) by 10.43.52.74 with SMTP id vl10mr7096127icb.55.1330703734065 (num_hops = 1); Fri, 02 Mar 2012 07:55:34 -0800 (PST) Received: by 10.43.52.74 with SMTP id vl10mr5821412icb.55.1330703733992; Fri, 02 Mar 2012 07:55:33 -0800 (PST) X-Forwarded-To: linaro-patchwork@canonical.com X-Forwarded-For: patch@linaro.org linaro-patchwork@canonical.com Delivered-To: patches@linaro.org Received: by 10.231.53.18 with SMTP id k18csp12833ibg; Fri, 2 Mar 2012 07:55:32 -0800 (PST) Received: by 10.14.48.65 with SMTP id u41mr4914759eeb.39.1330703732217; Fri, 02 Mar 2012 07:55:32 -0800 (PST) Received: from eu1sys200aog115.obsmtp.com (eu1sys200aog115.obsmtp.com. [207.126.144.139]) by mx.google.com with SMTP id b15si5604536eec.149.2012.03.02.07.53.47 (version=TLSv1/SSLv3 cipher=OTHER); Fri, 02 Mar 2012 07:55:32 -0800 (PST) Received-SPF: neutral (google.com: 207.126.144.139 is neither permitted nor denied by best guess record for domain of niklas.hernaeus@stericsson.com) client-ip=207.126.144.139; Authentication-Results: mx.google.com; spf=neutral (google.com: 207.126.144.139 is neither permitted nor denied by best guess record for domain of niklas.hernaeus@stericsson.com) smtp.mail=niklas.hernaeus@stericsson.com Received: from beta.dmz-ap.st.com ([138.198.100.35]) (using TLSv1) by eu1sys200aob115.postini.com ([207.126.147.11]) with SMTP ID DSNKT1DtC87EDKAYZ5oClUH7a3EjhtnA13/Y@postini.com; Fri, 02 Mar 2012 15:55:31 UTC Received: from zeta.dmz-ap.st.com (ns6.st.com [138.198.234.13]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id E6BD9F2; Fri, 2 Mar 2012 15:45:18 +0000 (GMT) Received: from relay2.stm.gmessaging.net (unknown [10.230.100.18]) by zeta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 938EF856; Fri, 2 Mar 2012 15:53:42 +0000 (GMT) Received: from exdcvycastm004.EQ1STM.local (alteon-source-exch [10.230.100.61]) (using TLSv1 with cipher RC4-MD5 (128/128 bits)) (Client CN "exdcvycastm004", Issuer "exdcvycastm004" (not verified)) by relay2.stm.gmessaging.net (Postfix) with ESMTPS id D4C5DA8065; Fri, 2 Mar 2012 16:53:35 +0100 (CET) Received: from localhost.localdomain (10.230.100.153) by smtp.stericsson.com (10.230.100.2) with Microsoft SMTP Server (TLS) id 8.3.83.0; Fri, 2 Mar 2012 16:53:41 +0100 From: Niklas Hernaeus To: , , , Arnd Bergmann Cc: Thomas Espersson , Niklas Hernaeus Subject: [PATCH] Initial Device Tree system for Snowball Date: Fri, 2 Mar 2012 16:52:47 +0100 Message-ID: <1330703567-17925-1-git-send-email-niklas.hernaeus@stericsson.com> X-Mailer: git-send-email 1.7.5.4 MIME-Version: 1.0 X-Gm-Message-State: ALoCoQlqKPD920h0HIrnlyeCxF9Rue+WENOOT+URTUIK5f79QulOjWq3cMEwhVTM/DgI4YXnurJk From: Niklas Hernaeus This is the base system for using Device Tree for Snowball. The new boardfile is a slightly modified copy of the original board file, so new Device Tree stuff can simply be added and code removed, while functionality stays the same. Signed-off-by: Niklas Hernaeus --- arch/arm/boot/dts/snowball.dts | 32 ++ arch/arm/mach-ux500/Kconfig | 17 +- arch/arm/mach-ux500/Makefile | 5 +- arch/arm/mach-ux500/board-mop500-dt.c | 729 +++++++++++++++++++++++++++++++ arch/arm/mach-ux500/include/mach/irqs.h | 2 +- 5 files changed, 779 insertions(+), 6 deletions(-) create mode 100644 arch/arm/boot/dts/snowball.dts create mode 100644 arch/arm/mach-ux500/board-mop500-dt.c diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts new file mode 100644 index 0000000..02305fb --- /dev/null +++ b/arch/arm/boot/dts/snowball.dts @@ -0,0 +1,32 @@ +/* + * Copyright 2011 ST-Ericsson AB + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; + +/ { + model = "Calao Systems Snowball platform with device tree"; + compatible = "calaosystems,snowball-a9500"; + + #address-cells = <1>; + #size-cells = <1>; + + memory { + device_type = "memory"; + reg = <0x00000000 0x20000000>; + }; + + soc-u9500 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges; + }; +}; diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig index 52af004..be7e4fe 100644 --- a/arch/arm/mach-ux500/Kconfig +++ b/arch/arm/mach-ux500/Kconfig @@ -27,19 +27,22 @@ menu "Ux500 target platform (boards)" config MACH_U8500 bool "U8500 Development platform" depends on UX500_SOC_DB8500 + depends on !USE_OF select TPS6105X help Include support for the mop500 development platform. config MACH_HREFV60 - bool "U85000 Development platform, HREFv60 version" - depends on UX500_SOC_DB8500 - help - Include support for the HREFv60 new development platform. + bool "U85000 Development platform, HREFv60 version" + depends on UX500_SOC_DB8500 + depends on !USE_OF + help + Include support for the HREFv60 new development platform. config MACH_SNOWBALL bool "U8500 Snowball platform" depends on UX500_SOC_DB8500 + depends on !USE_OF select MACH_U8500 help Include support for the snowball development platform. @@ -49,6 +52,12 @@ config MACH_U5500 depends on UX500_SOC_DB5500 help Include support for the U5500 development platform. +config MACH_UX500_DT + def_bool y if USE_OF + depends on UX500_SOC_DB8500 || UX500_SOC_DB5500 + +config MACH_MOP500 + def_bool y if MACH_U8500 || MACH_UX500_DT endmenu config UX500_DEBUG_UART diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index 6bd2f45..05bee25 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -7,7 +7,10 @@ obj-y := clock.o cpu.o devices.o devices-common.o \ obj-$(CONFIG_CACHE_L2X0) += cache-l2x0.o obj-$(CONFIG_UX500_SOC_DB5500) += cpu-db5500.o dma-db5500.o obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o -obj-$(CONFIG_MACH_U8500) += board-mop500.o board-mop500-sdi.o \ + +obj-$(CONFIG_MACH_UX500_DT) += board-mop500-dt.o +obj-$(CONFIG_MACH_U8500) += board-mop500.o +obj-$(CONFIG_MACH_MOP500) += board-mop500-sdi.o \ board-mop500-regulators.o \ board-mop500-uib.o board-mop500-stuib.o \ board-mop500-u8500uib.o \ diff --git a/arch/arm/mach-ux500/board-mop500-dt.c b/arch/arm/mach-ux500/board-mop500-dt.c new file mode 100644 index 0000000..33f4a83 --- /dev/null +++ b/arch/arm/mach-ux500/board-mop500-dt.c @@ -0,0 +1,729 @@ +/* + * Copyright (C) 2008-2009 ST-Ericsson + * + * Author: Srinidhi KASAGAR + * + * 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. + * + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +#include +#include +#include +#include + +#include +#include +#include +#include + +#include +#include +#include +#include + +#include "pins-db8500.h" +#include "ste-dma40-db8500.h" +#include "devices-db8500.h" +#include "board-mop500.h" +#include "board-mop500-regulators.h" + +static struct gpio_led snowball_led_array[] = { + { + .name = "user_led", + .default_trigger = "none", + .gpio = 142, + }, +}; + +static struct gpio_led_platform_data snowball_led_data = { + .leds = snowball_led_array, + .num_leds = ARRAY_SIZE(snowball_led_array), +}; + +static struct platform_device snowball_led_dev = { + .name = "leds-gpio", + .dev = { + .platform_data = &snowball_led_data, + }, +}; + +static struct ab8500_gpio_platform_data ab8500_gpio_pdata = { + .gpio_base = MOP500_AB8500_GPIO(0), + .irq_base = MOP500_AB8500_VIR_GPIO_IRQ_BASE, + /* config_reg is the initial configuration of ab8500 pins. + * The pins can be configured as GPIO or alt functions based + * on value present in GpioSel1 to GpioSel6 and AlternatFunction + * register. This is the array of 7 configuration settings. + * One has to compile time decide these settings. Below is the + * explanation of these setting + * GpioSel1 = 0x00 => Pins GPIO1 to GPIO8 are not used as GPIO + * GpioSel2 = 0x1E => Pins GPIO10 to GPIO13 are configured as GPIO + * GpioSel3 = 0x80 => Pin GPIO24 is configured as GPIO + * GpioSel4 = 0x01 => Pin GPIo25 is configured as GPIO + * GpioSel5 = 0x7A => Pins GPIO34, GPIO36 to GPIO39 are conf as GPIO + * GpioSel6 = 0x00 => Pins GPIO41 & GPIo42 are not configured as GPIO + * AlternaFunction = 0x00 => If Pins GPIO10 to 13 are not configured + * as GPIO then this register selectes the alternate fucntions + */ + .config_reg = {0x00, 0x1E, 0x80, 0x01, + 0x7A, 0x00, 0x00}, +}; + +static struct gpio_keys_button snowball_key_array[] = { + { + .gpio = 32, + .type = EV_KEY, + .code = KEY_1, + .desc = "userpb", + .active_low = 1, + .debounce_interval = 50, + .wakeup = 1, + }, + { + .gpio = 151, + .type = EV_KEY, + .code = KEY_2, + .desc = "extkb1", + .active_low = 1, + .debounce_interval = 50, + .wakeup = 1, + }, + { + .gpio = 152, + .type = EV_KEY, + .code = KEY_3, + .desc = "extkb2", + .active_low = 1, + .debounce_interval = 50, + .wakeup = 1, + }, + { + .gpio = 161, + .type = EV_KEY, + .code = KEY_4, + .desc = "extkb3", + .active_low = 1, + .debounce_interval = 50, + .wakeup = 1, + }, + { + .gpio = 162, + .type = EV_KEY, + .code = KEY_5, + .desc = "extkb4", + .active_low = 1, + .debounce_interval = 50, + .wakeup = 1, + }, +}; + +static struct gpio_keys_platform_data snowball_key_data = { + .buttons = snowball_key_array, + .nbuttons = ARRAY_SIZE(snowball_key_array), +}; + +static struct platform_device snowball_key_dev = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &snowball_key_data, + } +}; + +static struct smsc911x_platform_config snowball_sbnet_cfg = { + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, + .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, + .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY, + .shift = 1, +}; + +static struct resource sbnet_res[] = { + { + .name = "smsc911x-memory", + .start = (0x5000 << 16), + .end = (0x5000 << 16) + 0xffff, + .flags = IORESOURCE_MEM, + }, + { + .start = NOMADIK_GPIO_TO_IRQ(140), + .end = NOMADIK_GPIO_TO_IRQ(140), + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, + }, +}; + +static struct platform_device snowball_sbnet_dev = { + .name = "smsc911x", + .num_resources = ARRAY_SIZE(sbnet_res), + .resource = sbnet_res, + .dev = { + .platform_data = &snowball_sbnet_cfg, + }, +}; + +static struct ab8500_platform_data ab8500_platdata = { + .irq_base = MOP500_AB8500_IRQ_BASE, + .regulator_reg_init = ab8500_regulator_reg_init, + .num_regulator_reg_init = ARRAY_SIZE(ab8500_regulator_reg_init), + .regulator = ab8500_regulators, + .num_regulator = ARRAY_SIZE(ab8500_regulators), + .gpio = &ab8500_gpio_pdata, +}; + +static struct resource ab8500_resources[] = { + [0] = { + .start = IRQ_DB8500_AB8500, + .end = IRQ_DB8500_AB8500, + .flags = IORESOURCE_IRQ + } +}; + +struct platform_device ab8500_device = { + .name = "ab8500-i2c", + .id = 0, + .dev = { + .platform_data = &ab8500_platdata, + }, + .num_resources = 1, + .resource = ab8500_resources, +}; + +/* + * TPS61052 + */ + +static struct tps6105x_platform_data mop500_tps61052_data = { + .mode = TPS6105X_MODE_VOLTAGE, + .regulator_data = &tps61052_regulator, +}; + +/* + * TC35892 + */ + +static void mop500_tc35892_init(struct tc3589x *tc3589x, unsigned int base) +{ + mop500_sdi_tc35892_init(); +} + +static struct tc3589x_gpio_platform_data mop500_tc35892_gpio_data = { + .gpio_base = MOP500_EGPIO(0), + .setup = mop500_tc35892_init, +}; + +static struct tc3589x_platform_data mop500_tc35892_data = { + .block = TC3589x_BLOCK_GPIO, + .gpio = &mop500_tc35892_gpio_data, + .irq_base = MOP500_EGPIO_IRQ_BASE, +}; + +static struct lp5521_led_config lp5521_pri_led[] = { + [0] = { + .chan_nr = 0, + .led_current = 0x2f, + .max_current = 0x5f, + }, + [1] = { + .chan_nr = 1, + .led_current = 0x2f, + .max_current = 0x5f, + }, + [2] = { + .chan_nr = 2, + .led_current = 0x2f, + .max_current = 0x5f, + }, +}; + +static struct lp5521_platform_data __initdata lp5521_pri_data = { + .label = "lp5521_pri", + .led_config = &lp5521_pri_led[0], + .num_channels = 3, + .clock_mode = LP5521_CLOCK_EXT, +}; + +static struct lp5521_led_config lp5521_sec_led[] = { + [0] = { + .chan_nr = 0, + .led_current = 0x2f, + .max_current = 0x5f, + }, + [1] = { + .chan_nr = 1, + .led_current = 0x2f, + .max_current = 0x5f, + }, + [2] = { + .chan_nr = 2, + .led_current = 0x2f, + .max_current = 0x5f, + }, +}; + +static struct lp5521_platform_data __initdata lp5521_sec_data = { + .label = "lp5521_sec", + .led_config = &lp5521_sec_led[0], + .num_channels = 3, + .clock_mode = LP5521_CLOCK_EXT, +}; + +static struct i2c_board_info __initdata mop500_i2c0_devices[] = { + { + I2C_BOARD_INFO("tc3589x", 0x42), + .irq = NOMADIK_GPIO_TO_IRQ(217), + .platform_data = &mop500_tc35892_data, + }, + /* I2C0 devices only available prior to HREFv60 */ + { + I2C_BOARD_INFO("tps61052", 0x33), + .platform_data = &mop500_tps61052_data, + }, +}; + +#define NUM_PRE_V60_I2C0_DEVICES 1 + +static struct i2c_board_info __initdata mop500_i2c2_devices[] = { + { + /* lp5521 LED driver, 1st device */ + I2C_BOARD_INFO("lp5521", 0x33), + .platform_data = &lp5521_pri_data, + }, + { + /* lp5521 LED driver, 2st device */ + I2C_BOARD_INFO("lp5521", 0x34), + .platform_data = &lp5521_sec_data, + }, + { + /* Light sensor Rohm BH1780GLI */ + I2C_BOARD_INFO("bh1780", 0x29), + }, +}; + +#define U8500_I2C_CONTROLLER(id, _slsu, _tft, _rft, clk, t_out, _sm) \ +static struct nmk_i2c_controller u8500_i2c##id##_data = { \ + /* \ + * slave data setup time, which is \ + * 250 ns,100ns,10ns which is 14,6,2 \ + * respectively for a 48 Mhz \ + * i2c clock \ + */ \ + .slsu = _slsu, \ + /* Tx FIFO threshold */ \ + .tft = _tft, \ + /* Rx FIFO threshold */ \ + .rft = _rft, \ + /* std. mode operation */ \ + .clk_freq = clk, \ + /* Slave response timeout(ms) */\ + .timeout = t_out, \ + .sm = _sm, \ +} + +/* + * The board uses 4 i2c controllers, initialize all of + * them with slave data setup time of 250 ns, + * Tx & Rx FIFO threshold values as 8 and standard + * mode of operation + */ +U8500_I2C_CONTROLLER(0, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); +U8500_I2C_CONTROLLER(1, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); +U8500_I2C_CONTROLLER(2, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); +U8500_I2C_CONTROLLER(3, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); + +static void __init mop500_i2c_init(void) +{ + db8500_add_i2c0(&u8500_i2c0_data); + db8500_add_i2c1(&u8500_i2c1_data); + db8500_add_i2c2(&u8500_i2c2_data); + db8500_add_i2c3(&u8500_i2c3_data); +} + +static struct gpio_keys_button mop500_gpio_keys[] = { + { + .desc = "SFH7741 Proximity Sensor", + .type = EV_SW, + .code = SW_FRONT_PROXIMITY, + .active_low = 0, + .can_disable = 1, + } +}; + +static struct regulator *prox_regulator; +static int mop500_prox_activate(struct device *dev); +static void mop500_prox_deactivate(struct device *dev); + +static struct gpio_keys_platform_data mop500_gpio_keys_data = { + .buttons = mop500_gpio_keys, + .nbuttons = ARRAY_SIZE(mop500_gpio_keys), + .enable = mop500_prox_activate, + .disable = mop500_prox_deactivate, +}; + +static struct platform_device mop500_gpio_keys_device = { + .name = "gpio-keys", + .id = 0, + .dev = { + .platform_data = &mop500_gpio_keys_data, + }, +}; + +static int mop500_prox_activate(struct device *dev) +{ + prox_regulator = regulator_get(&mop500_gpio_keys_device.dev, + "vcc"); + if (IS_ERR(prox_regulator)) { + dev_err(&mop500_gpio_keys_device.dev, + "no regulator\n"); + return PTR_ERR(prox_regulator); + } + regulator_enable(prox_regulator); + return 0; +} + +static void mop500_prox_deactivate(struct device *dev) +{ + regulator_disable(prox_regulator); + regulator_put(prox_regulator); +} + +/* add any platform devices here - TODO */ +static struct platform_device *mop500_platform_devs[] __initdata = { + &mop500_gpio_keys_device, + &ab8500_device, +}; + +#ifdef CONFIG_STE_DMA40 +static struct stedma40_chan_cfg ssp0_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV8_SSP0_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg ssp0_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV8_SSP0_TX, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; +#endif + +static struct pl022_ssp_controller ssp0_platform_data = { + .bus_id = 0, +#ifdef CONFIG_STE_DMA40 + .enable_dma = 1, + .dma_filter = stedma40_filter, + .dma_rx_param = &ssp0_dma_cfg_rx, + .dma_tx_param = &ssp0_dma_cfg_tx, +#else + .enable_dma = 0, +#endif + /* on this platform, gpio 31,142,144,214 & + * 224 are connected as chip selects + */ + .num_chipselect = 5, +}; + +static void __init mop500_spi_init(void) +{ + db8500_add_ssp0(&ssp0_platform_data); +} + +#ifdef CONFIG_STE_DMA40 +static struct stedma40_chan_cfg uart0_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV13_UART0_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart0_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV13_UART0_TX, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart1_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV12_UART1_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart1_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV12_UART1_TX, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart2_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV11_UART2_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart2_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV11_UART2_TX, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; +#endif + + +static pin_cfg_t mop500_pins_uart0[] = { + GPIO0_U0_CTSn | PIN_INPUT_PULLUP, + GPIO1_U0_RTSn | PIN_OUTPUT_HIGH, + GPIO2_U0_RXD | PIN_INPUT_PULLUP, + GPIO3_U0_TXD | PIN_OUTPUT_HIGH, +}; + +#define PRCC_K_SOFTRST_SET 0x18 +#define PRCC_K_SOFTRST_CLEAR 0x1C +static void ux500_uart0_reset(void) +{ + void __iomem *prcc_rst_set, *prcc_rst_clr; + + prcc_rst_set = (void __iomem *)IO_ADDRESS(U8500_CLKRST1_BASE + + PRCC_K_SOFTRST_SET); + prcc_rst_clr = (void __iomem *)IO_ADDRESS(U8500_CLKRST1_BASE + + PRCC_K_SOFTRST_CLEAR); + + /* Activate soft reset PRCC_K_SOFTRST_CLEAR */ + writel((readl(prcc_rst_clr) | 0x1), prcc_rst_clr); + udelay(1); + + /* Release soft reset PRCC_K_SOFTRST_SET */ + writel((readl(prcc_rst_set) | 0x1), prcc_rst_set); + udelay(1); +} + +static void ux500_uart0_init(void) +{ + int ret; + + ret = nmk_config_pins(mop500_pins_uart0, + ARRAY_SIZE(mop500_pins_uart0)); + if (ret < 0) + pr_err("pl011: uart pins_enable failed\n"); +} + +static void ux500_uart0_exit(void) +{ + int ret; + + ret = nmk_config_pins_sleep(mop500_pins_uart0, + ARRAY_SIZE(mop500_pins_uart0)); + if (ret < 0) + pr_err("pl011: uart pins_disable failed\n"); +} + +static struct amba_pl011_data uart0_plat = { +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &uart0_dma_cfg_rx, + .dma_tx_param = &uart0_dma_cfg_tx, +#endif + .init = ux500_uart0_init, + .exit = ux500_uart0_exit, + .reset = ux500_uart0_reset, +}; + +static struct amba_pl011_data uart1_plat = { +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &uart1_dma_cfg_rx, + .dma_tx_param = &uart1_dma_cfg_tx, +#endif +}; + +static struct amba_pl011_data uart2_plat = { +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &uart2_dma_cfg_rx, + .dma_tx_param = &uart2_dma_cfg_tx, +#endif +}; + +static void __init mop500_uart_init(void) +{ + db8500_add_uart0(&uart0_plat); + db8500_add_uart1(&uart1_plat); + db8500_add_uart2(&uart2_plat); +} + +static struct platform_device *snowball_platform_devs[] __initdata = { + &snowball_led_dev, + &snowball_key_dev, + &snowball_sbnet_dev, + &ab8500_device, +}; + +static void __init mop500_init_machine(void) +{ + int i2c0_devs; + + mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR; + + u8500_init_devices(); + + mop500_pins_init(); + + platform_add_devices(mop500_platform_devs, + ARRAY_SIZE(mop500_platform_devs)); + + mop500_i2c_init(); + mop500_sdi_init(); + mop500_spi_init(); + mop500_uart_init(); + + i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices); + + i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs); + i2c_register_board_info(2, mop500_i2c2_devices, + ARRAY_SIZE(mop500_i2c2_devices)); + + /* This board has full regulator constraints */ + regulator_has_full_constraints(); +} + +static void __init snowball_init_machine(void) +{ + int i2c0_devs; + + u8500_init_devices(); + + snowball_pins_init(); + + platform_add_devices(snowball_platform_devs, + ARRAY_SIZE(snowball_platform_devs)); + + mop500_i2c_init(); + snowball_sdi_init(); + mop500_spi_init(); + mop500_uart_init(); + + i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices); + i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs); + i2c_register_board_info(2, mop500_i2c2_devices, + ARRAY_SIZE(mop500_i2c2_devices)); + + /* This board has full regulator constraints */ + regulator_has_full_constraints(); +} + +static void __init hrefv60_init_machine(void) +{ + int i2c0_devs; + + /* + * The HREFv60 board removed a GPIO expander and routed + * all these GPIO pins to the internal GPIO controller + * instead. + */ + mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO; + + u8500_init_devices(); + + hrefv60_pins_init(); + + platform_add_devices(mop500_platform_devs, + ARRAY_SIZE(mop500_platform_devs)); + + mop500_i2c_init(); + hrefv60_sdi_init(); + mop500_spi_init(); + mop500_uart_init(); + + i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices); + + i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES; + + i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs); + i2c_register_board_info(2, mop500_i2c2_devices, + ARRAY_SIZE(mop500_i2c2_devices)); + + /* This board has full regulator constraints */ + regulator_has_full_constraints(); +} + +static const char * snowball_dt_board_compat[] = { + "calaosystems,snowball-a9500", + NULL +}; + +MACHINE_START(U8500, "ST-Ericsson MOP500 platform") + /* Maintainer: Srinidhi Kasagar */ + .atag_offset = 0x100, + .map_io = u8500_map_io, + .init_irq = ux500_init_irq, + /* we re-use nomadik timer here */ + .timer = &ux500_timer, + .handle_irq = gic_handle_irq, + .init_machine = mop500_init_machine, +MACHINE_END + +MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+") + .atag_offset = 0x100, + .map_io = u8500_map_io, + .init_irq = ux500_init_irq, + .timer = &ux500_timer, + .handle_irq = gic_handle_irq, + .init_machine = hrefv60_init_machine, +MACHINE_END + +DT_MACHINE_START(SNOWBALL, "Calao Systems Snowball platform") + .atag_offset = 0x100, + .map_io = u8500_map_io, + .init_irq = ux500_init_irq, + /* we re-use nomadik timer here */ + .timer = &ux500_timer, + .handle_irq = gic_handle_irq, + .init_machine = snowball_init_machine, + .dt_compat = snowball_dt_board_compat, +MACHINE_END diff --git a/arch/arm/mach-ux500/include/mach/irqs.h b/arch/arm/mach-ux500/include/mach/irqs.h index 9db68d2..11e15d4 100644 --- a/arch/arm/mach-ux500/include/mach/irqs.h +++ b/arch/arm/mach-ux500/include/mach/irqs.h @@ -43,7 +43,7 @@ /* This will be overridden by board-specific irq headers */ #define IRQ_BOARD_END IRQ_BOARD_START -#ifdef CONFIG_MACH_U8500 +#if defined(CONFIG_MACH_U8500) || defined(CONFIG_MACH_MOP500) #include #endif