From 6574e001b4bc616022ee706a338fbbac26a9cedd Mon Sep 17 00:00:00 2001 From: Martin Michlmayr Date: Mon, 23 Mar 2009 19:13:21 +0100 Subject: [ARM] Kirkwood: Hook up I2C Hook up I2C on Marvell Kirkwood. Tested on a QNAP TS-219 which has RTC connected through I2C. Signed-off-by: Martin Michlmayr Signed-off-by: Nicolas Pitre --- arch/arm/mach-kirkwood/common.c | 40 ++++++++++++++++++++++++++ arch/arm/mach-kirkwood/common.h | 1 + arch/arm/mach-kirkwood/include/mach/kirkwood.h | 1 + 3 files changed, 42 insertions(+) (limited to 'arch/arm/mach-kirkwood') diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index 9f012551794d..19b03f62c3f4 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -370,6 +371,45 @@ void __init kirkwood_spi_init() } +/***************************************************************************** + * I2C + ****************************************************************************/ +static struct mv64xxx_i2c_pdata kirkwood_i2c_pdata = { + .freq_m = 8, /* assumes 166 MHz TCLK */ + .freq_n = 3, + .timeout = 1000, /* Default timeout of 1 second */ +}; + +static struct resource kirkwood_i2c_resources[] = { + { + .name = "i2c", + .start = I2C_PHYS_BASE, + .end = I2C_PHYS_BASE + 0x1f, + .flags = IORESOURCE_MEM, + }, { + .name = "i2c", + .start = IRQ_KIRKWOOD_TWSI, + .end = IRQ_KIRKWOOD_TWSI, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device kirkwood_i2c = { + .name = MV64XXX_I2C_CTLR_NAME, + .id = 0, + .num_resources = ARRAY_SIZE(kirkwood_i2c_resources), + .resource = kirkwood_i2c_resources, + .dev = { + .platform_data = &kirkwood_i2c_pdata, + }, +}; + +void __init kirkwood_i2c_init(void) +{ + platform_device_register(&kirkwood_i2c); +} + + /***************************************************************************** * UART0 ****************************************************************************/ diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h index 9e5282684d58..c66a25066cea 100644 --- a/arch/arm/mach-kirkwood/common.h +++ b/arch/arm/mach-kirkwood/common.h @@ -37,6 +37,7 @@ void kirkwood_pcie_init(void); void kirkwood_sata_init(struct mv_sata_platform_data *sata_data); void kirkwood_sdio_init(struct mvsdio_platform_data *mvsdio_data); void kirkwood_spi_init(void); +void kirkwood_i2c_init(void); void kirkwood_uart0_init(void); void kirkwood_uart1_init(void); diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h index d3db30fe763b..38c986853590 100644 --- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h +++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h @@ -93,6 +93,7 @@ #define DEVICE_ID (DEV_BUS_VIRT_BASE | 0x0034) #define RTC_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x0300) #define SPI_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x0600) +#define I2C_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x1000) #define UART0_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x2000) #define UART0_VIRT_BASE (DEV_BUS_VIRT_BASE | 0x2000) #define UART1_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x2100) -- cgit v1.2.2 From a441891f9dbd38e62f30caba2e9e9d43bdf37729 Mon Sep 17 00:00:00 2001 From: Martin Michlmayr Date: Sun, 22 Mar 2009 15:21:25 +0100 Subject: [ARM] Kirkwood: More consistency regarding MPP naming With the exception of UART0, all MPP names are uppercase. Signed-off-by: Martin Michlmayr Signed-off-by: Nicolas Pitre --- arch/arm/mach-kirkwood/mpp.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/arm/mach-kirkwood') diff --git a/arch/arm/mach-kirkwood/mpp.h b/arch/arm/mach-kirkwood/mpp.h index 45cccb743107..e021a80c2caf 100644 --- a/arch/arm/mach-kirkwood/mpp.h +++ b/arch/arm/mach-kirkwood/mpp.h @@ -90,13 +90,13 @@ #define MPP10_GPO MPP( 10, 0x0, 0, 1, 1, 1, 1, 1 ) #define MPP10_SPI_SCK MPP( 10, 0x2, 0, 1, 1, 1, 1, 1 ) -#define MPP10_UArt0_TXD MPP( 10, 0X3, 0, 1, 1, 1, 1, 1 ) +#define MPP10_UART0_TXD MPP( 10, 0X3, 0, 1, 1, 1, 1, 1 ) #define MPP10_SATA1_ACTn MPP( 10, 0x5, 0, 1, 0, 0, 1, 1 ) #define MPP10_PTP_TRIG_GEN MPP( 10, 0xc, 0, 1, 1, 1, 1, 1 ) #define MPP11_GPIO MPP( 11, 0x0, 1, 1, 1, 1, 1, 1 ) #define MPP11_SPI_MISO MPP( 11, 0x2, 1, 0, 1, 1, 1, 1 ) -#define MPP11_UArt0_RXD MPP( 11, 0x3, 1, 0, 1, 1, 1, 1 ) +#define MPP11_UART0_RXD MPP( 11, 0x3, 1, 0, 1, 1, 1, 1 ) #define MPP11_PTP_EVENT_REQ MPP( 11, 0x4, 1, 0, 1, 1, 1, 1 ) #define MPP11_PTP_TRIG_GEN MPP( 11, 0xc, 0, 1, 1, 1, 1, 1 ) #define MPP11_PTP_CLK MPP( 11, 0xd, 1, 0, 1, 1, 1, 1 ) -- cgit v1.2.2 From 586dcf279baebc18aca943cd44014e3679510d5b Mon Sep 17 00:00:00 2001 From: Martin Michlmayr Date: Sun, 22 Mar 2009 15:22:11 +0100 Subject: [ARM] Kirkwood: Add support for QNAP TS-119/TS-219 Turbo NAS Add support for the QNAP TS-119 and TS-219 Turbo NAS devices. Signed-off-by: Martin Michlmayr Signed-off-by: Nicolas Pitre --- arch/arm/mach-kirkwood/Kconfig | 6 + arch/arm/mach-kirkwood/Makefile | 1 + arch/arm/mach-kirkwood/common.h | 1 + arch/arm/mach-kirkwood/ts219-setup.c | 220 +++++++++++++++++++++++++++++++++++ 4 files changed, 228 insertions(+) create mode 100644 arch/arm/mach-kirkwood/ts219-setup.c (limited to 'arch/arm/mach-kirkwood') diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig index 532443622a17..b5421cccd7e1 100644 --- a/arch/arm/mach-kirkwood/Kconfig +++ b/arch/arm/mach-kirkwood/Kconfig @@ -26,6 +26,12 @@ config MACH_SHEEVAPLUG Say 'Y' here if you want your kernel to support the Marvell SheevaPlug Reference Board. +config MACH_TS219 + bool "QNAP TS-119 and TS-219 Turbo NAS" + help + Say 'Y' here if you want your kernel to support the + QNAP TS-119 and TS-219 Turbo NAS devices. + endmenu endif diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile index de81b4b5bd33..8f03c9b9bdd9 100644 --- a/arch/arm/mach-kirkwood/Makefile +++ b/arch/arm/mach-kirkwood/Makefile @@ -4,3 +4,4 @@ obj-$(CONFIG_MACH_DB88F6281_BP) += db88f6281-bp-setup.o obj-$(CONFIG_MACH_RD88F6192_NAS) += rd88f6192-nas-setup.o obj-$(CONFIG_MACH_RD88F6281) += rd88f6281-setup.o obj-$(CONFIG_MACH_SHEEVAPLUG) += sheevaplug-setup.o +obj-$(CONFIG_MACH_TS219) += ts219-setup.o diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h index c66a25066cea..6ee88406f381 100644 --- a/arch/arm/mach-kirkwood/common.h +++ b/arch/arm/mach-kirkwood/common.h @@ -41,6 +41,7 @@ void kirkwood_i2c_init(void); void kirkwood_uart0_init(void); void kirkwood_uart1_init(void); +extern int kirkwood_tclk; extern struct sys_timer kirkwood_timer; diff --git a/arch/arm/mach-kirkwood/ts219-setup.c b/arch/arm/mach-kirkwood/ts219-setup.c new file mode 100644 index 000000000000..dda5743cf3e0 --- /dev/null +++ b/arch/arm/mach-kirkwood/ts219-setup.c @@ -0,0 +1,220 @@ +/* + * + * QNAP TS-119/TS-219 Turbo NAS Board Setup + * + * Copyright (C) 2009 Martin Michlmayr + * Copyright (C) 2008 Byron Bradley + * + * 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. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "common.h" +#include "mpp.h" + +/**************************************************************************** + * 16 MiB NOR flash. The struct mtd_partition is not in the same order as the + * partitions on the device because we want to keep compatability with + * the QNAP firmware. + * Layout as used by QNAP: + * 0x00000000-0x00080000 : "U-Boot" + * 0x00200000-0x00400000 : "Kernel" + * 0x00400000-0x00d00000 : "RootFS" + * 0x00d00000-0x01000000 : "RootFS2" + * 0x00080000-0x000c0000 : "U-Boot Config" + * 0x000c0000-0x00200000 : "NAS Config" + * + * We'll use "RootFS1" instead of "RootFS" to stay compatible with the layout + * used by the QNAP TS-109/TS-209. + * + ***************************************************************************/ + +static struct mtd_partition qnap_ts219_partitions[] = { + { + .name = "U-Boot", + .size = 0x00080000, + .offset = 0, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "Kernel", + .size = 0x00200000, + .offset = 0x00200000, + }, { + .name = "RootFS1", + .size = 0x00900000, + .offset = 0x00400000, + }, { + .name = "RootFS2", + .size = 0x00300000, + .offset = 0x00d00000, + }, { + .name = "U-Boot Config", + .size = 0x00040000, + .offset = 0x00080000, + }, { + .name = "NAS Config", + .size = 0x00140000, + .offset = 0x000c0000, + }, +}; + +static const struct flash_platform_data qnap_ts219_flash = { + .type = "m25p128", + .name = "spi_flash", + .parts = qnap_ts219_partitions, + .nr_parts = ARRAY_SIZE(qnap_ts219_partitions), +}; + +static struct spi_board_info __initdata qnap_ts219_spi_slave_info[] = { + { + .modalias = "m25p80", + .platform_data = &qnap_ts219_flash, + .irq = -1, + .max_speed_hz = 20000000, + .bus_num = 0, + .chip_select = 0, + }, +}; + +static struct i2c_board_info __initdata qnap_ts219_i2c_rtc = { + I2C_BOARD_INFO("s35390a", 0x30), +}; + +static struct mv643xx_eth_platform_data qnap_ts219_ge00_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(8), +}; + +static struct mv_sata_platform_data qnap_ts219_sata_data = { + .n_ports = 2, +}; + +static struct gpio_keys_button qnap_ts219_buttons[] = { + { + .code = KEY_COPY, + .gpio = 15, + .desc = "USB Copy", + .active_low = 1, + }, + { + .code = KEY_RESTART, + .gpio = 16, + .desc = "Reset", + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data qnap_ts219_button_data = { + .buttons = qnap_ts219_buttons, + .nbuttons = ARRAY_SIZE(qnap_ts219_buttons), +}; + +static struct platform_device qnap_ts219_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &qnap_ts219_button_data, + } +}; + +static unsigned int qnap_ts219_mpp_config[] __initdata = { + MPP0_SPI_SCn, + MPP1_SPI_MOSI, + MPP2_SPI_SCK, + MPP3_SPI_MISO, + MPP8_TW_SDA, + MPP9_TW_SCK, + MPP10_UART0_TXD, + MPP11_UART0_RXD, + MPP13_UART1_TXD, /* PIC controller */ + MPP14_UART1_RXD, /* PIC controller */ + MPP15_GPIO, /* USB Copy button */ + MPP16_GPIO, /* Reset button */ + MPP20_SATA1_ACTn, + MPP21_SATA0_ACTn, + MPP22_SATA1_PRESENTn, + MPP23_SATA0_PRESENTn, + 0 +}; + + +/***************************************************************************** + * QNAP TS-x19 specific power off method via UART1-attached PIC + ****************************************************************************/ + +#define UART1_REG(x) (UART1_VIRT_BASE + ((UART_##x) << 2)) + +void qnap_ts219_power_off(void) +{ + /* 19200 baud divisor */ + const unsigned divisor = ((kirkwood_tclk + (8 * 19200)) / (16 * 19200)); + + pr_info("%s: triggering power-off...\n", __func__); + + /* hijack UART1 and reset into sane state (19200,8n1) */ + writel(0x83, UART1_REG(LCR)); + writel(divisor & 0xff, UART1_REG(DLL)); + writel((divisor >> 8) & 0xff, UART1_REG(DLM)); + writel(0x03, UART1_REG(LCR)); + writel(0x00, UART1_REG(IER)); + writel(0x00, UART1_REG(FCR)); + writel(0x00, UART1_REG(MCR)); + + /* send the power-off command 'A' to PIC */ + writel('A', UART1_REG(TX)); +} + +static void __init qnap_ts219_init(void) +{ + /* + * Basic setup. Needs to be called early. + */ + kirkwood_init(); + kirkwood_mpp_conf(qnap_ts219_mpp_config); + + kirkwood_uart0_init(); + kirkwood_uart1_init(); /* A PIC controller is connected here. */ + spi_register_board_info(qnap_ts219_spi_slave_info, + ARRAY_SIZE(qnap_ts219_spi_slave_info)); + kirkwood_spi_init(); + kirkwood_i2c_init(); + i2c_register_board_info(0, &qnap_ts219_i2c_rtc, 1); + kirkwood_ge00_init(&qnap_ts219_ge00_data); + kirkwood_sata_init(&qnap_ts219_sata_data); + kirkwood_ehci_init(); + platform_device_register(&qnap_ts219_button_device); + + pm_power_off = qnap_ts219_power_off; + +} + +MACHINE_START(TS219, "QNAP TS-119/TS-219") + /* Maintainer: Martin Michlmayr */ + .phys_io = KIRKWOOD_REGS_PHYS_BASE, + .io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc, + .boot_params = 0x00000100, + .init_machine = qnap_ts219_init, + .map_io = kirkwood_map_io, + .init_irq = kirkwood_init_irq, + .timer = &kirkwood_timer, +MACHINE_END -- cgit v1.2.2