From mboxrd@z Thu Jan 1 00:00:00 1970 From: robherring2@gmail.com (Rob Herring) Date: Sat, 07 Jul 2012 14:42:26 -0500 Subject: [PATCH 2/3] ARM: dts: dove: Add devicetree-based board setup In-Reply-To: <1341318868-24567-4-git-send-email-sebastian.hesselbarth@googlemail.com> References: <1341318868-24567-2-git-send-email-sebastian.hesselbarth@googlemail.com> <1341318868-24567-4-git-send-email-sebastian.hesselbarth@googlemail.com> Message-ID: <4FF89122.20102@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 07/03/2012 07:34 AM, Sebastian Hesselbarth wrote: > This adds devicetree-based board setup files for Marvell Dove and > currently supported boards. > > Signed-off-by: Sebastian Hesselbarth > Cc: Jason Cooper > Cc: Andrew Lunn > Cc: Russell King > Cc: linux-arm-kernel at lists.infradead.org > --- > arch/arm/mach-dove/board-cm-a510.c | 86 +++++++++++++++++++++++++++++++++ > arch/arm/mach-dove/board-dove-db.c | 92 ++++++++++++++++++++++++++++++++++++ Much of this code will be removed with proper bindings and is the same for these 2 boards. I'd rather see a more minimal board support starting with interrupts and platform device creation from DT. Rob > arch/arm/mach-dove/board-dt.c | 73 ++++++++++++++++++++++++++++ > 3 files changed, 251 insertions(+) > create mode 100644 arch/arm/mach-dove/board-cm-a510.c > create mode 100644 arch/arm/mach-dove/board-dove-db.c > create mode 100644 arch/arm/mach-dove/board-dt.c > > diff --git a/arch/arm/mach-dove/board-cm-a510.c b/arch/arm/mach-dove/board-cm-a510.c > new file mode 100644 > index 0000000..1eda62f > --- /dev/null > +++ b/arch/arm/mach-dove/board-cm-a510.c > @@ -0,0 +1,86 @@ > +/* > + * arch/arm/mach-dove/board-cm-a510.c > + * > + * Copyright (C) 2010 CompuLab, Ltd. > + * Konstantin Sinyuk > + * > + * Compulab CM-A510 Board Init > + * for drivers not converted to flattened device tree yet. > + * > + * This file is licensed under the terms of the GNU General Public > + * License version 2. This program is licensed "as is" without any > + * warranty of any kind, whether express or implied. > + */ > + > +#include > +#include > +#include > +#include > +#include > +#include > +#include > + > +#include > +#include > + > +#include > + > +#include "common.h" > + > +static struct mv643xx_eth_platform_data cm_a510_ge00_data = { > + .phy_addr = MV643XX_ETH_PHY_ADDR_DEFAULT, > +}; > + > +static struct mv_sata_platform_data cm_a510_sata_data = { > + .n_ports = 1, > +}; > + > +/* > + * SPI Devices: > + * SPI0: 1M Flash Winbond w25q32bv > + */ > +static const struct flash_platform_data cm_a510_spi_flash_data = { > + .type = "w25q32bv", > +}; > + > +static struct spi_board_info __initdata cm_a510_spi_flash_info[] = { > + { > + .modalias = "m25p80", > + .platform_data = &cm_a510_spi_flash_data, > + .irq = -1, > + .max_speed_hz = 20000000, > + .bus_num = 0, > + .chip_select = 0, > + }, > +}; > + > +static int __init cm_a510_pci_init(void) > +{ > + if (machine_is_cm_a510()) > + dove_pcie_init(1, 1); > + > + return 0; > +} > + > +subsys_initcall(cm_a510_pci_init); > + > +/* Board Init */ > +void __init cm_a510_init(void) > +{ > + /* > + * Basic Dove setup. Needs to be called early. > + */ > + dove_init(); > + > + dove_ge00_init(&cm_a510_ge00_data); > + dove_ehci0_init(); > + dove_ehci1_init(); > + dove_sata_init(&cm_a510_sata_data); > + dove_sdio0_init(); > + dove_sdio1_init(); > + dove_spi0_init(); > + dove_spi1_init(); > + dove_i2c_init(); > + spi_register_board_info(cm_a510_spi_flash_info, > + ARRAY_SIZE(cm_a510_spi_flash_info)); > +} > diff --git a/arch/arm/mach-dove/board-dove-db.c b/arch/arm/mach-dove/board-dove-db.c > new file mode 100644 > index 0000000..21094d4 > --- /dev/null > +++ b/arch/arm/mach-dove/board-dove-db.c > @@ -0,0 +1,92 @@ > +/* > + * arch/arm/mach-dove/board-dove-db.c > + * > + * Marvell DB-MV88AP510-BP Development Board Init > + * for drivers not converted to flattened device tree yet. > + * > + * This file is licensed under the terms of the GNU General Public > + * License version 2. This program is licensed "as is" without any > + * warranty of any kind, whether express or implied. > + */ > + > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include "common.h" > + > +static struct mv643xx_eth_platform_data dove_db_ge00_data = { > + .phy_addr = MV643XX_ETH_PHY_ADDR_DEFAULT, > +}; > + > +static struct mv_sata_platform_data dove_db_sata_data = { > + .n_ports = 1, > +}; > + > +/***************************************************************************** > + * SPI Devices: > + * SPI0: 4M Flash ST-M25P32-VMF6P > + ****************************************************************************/ > +static const struct flash_platform_data dove_db_spi_flash_data = { > + .type = "m25p64", > +}; > + > +static struct spi_board_info __initdata dove_db_spi_flash_info[] = { > + { > + .modalias = "m25p80", > + .platform_data = &dove_db_spi_flash_data, > + .irq = -1, > + .max_speed_hz = 20000000, > + .bus_num = 0, > + .chip_select = 0, > + }, > +}; > + > +/***************************************************************************** > + * PCI > + ****************************************************************************/ > +static int __init dove_db_pci_init(void) > +{ > + if (machine_is_dove_db()) > + dove_pcie_init(1, 1); > + > + return 0; > +} > + > +subsys_initcall(dove_db_pci_init); > + > +/***************************************************************************** > + * Board Init > + ****************************************************************************/ > +void __init dove_db_init(void) > +{ > + /* > + * Basic Dove setup. Needs to be called early. > + */ > + dove_init(); > + > + dove_ge00_init(&dove_db_ge00_data); > + dove_ehci0_init(); > + dove_ehci1_init(); > + dove_sata_init(&dove_db_sata_data); > + dove_sdio0_init(); > + dove_sdio1_init(); > + dove_spi0_init(); > + dove_spi1_init(); > + dove_i2c_init(); > + spi_register_board_info(dove_db_spi_flash_info, > + ARRAY_SIZE(dove_db_spi_flash_info)); > +} > diff --git a/arch/arm/mach-dove/board-dt.c b/arch/arm/mach-dove/board-dt.c > new file mode 100644 > index 0000000..7b5d481 > --- /dev/null > +++ b/arch/arm/mach-dove/board-dt.c > @@ -0,0 +1,73 @@ > +/* > + * Copyright 2012 (C) > + * Sebastian Hesselbarth > + * > + * arch/arm/mach-dove/board-dt.c > + * > + * Flattened Device Tree board initialization > + * > + * This file is licensed under the terms of the GNU General Public > + * License version 2. This program is licensed "as is" without any > + * warranty of any kind, whether express or implied. > + */ > + > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include "common.h" > + > +static struct of_device_id dove_dt_match_table[] __initdata = { > + { .compatible = "simple-bus", }, > + { } > +}; > + > +static void __init dove_dt_init(void) > +{ > + pr_info("Dove 88AP510 SoC, TCLK = %d MHz.\n", > + (dove_tclk + 499999) / 1000000); > + > +#ifdef CONFIG_CACHE_TAUROS2 > + tauros2_init(); > +#endif > + dove_setup_cpu_mbus(); > + > + /* Setup root of clk tree */ > + dove_clk_init(); > + > + /* internal devices that every board has */ > + dove_xor0_init(); > + dove_xor1_init(); > + > + if (of_machine_is_compatible("marvell,dove-db")) > + dove_db_init(); > + > + if (of_machine_is_compatible("compulab,cm-a510")) > + cm_a510_init(); > + > + of_platform_populate(NULL, dove_dt_match_table, NULL, NULL); > +} > + > +static const char * const dove_dt_board_compat[] = { > + "marvell,dove-db", > + "compulab,cm-a510", > + NULL > +}; > + > +DT_MACHINE_START(DOVE_DT, "Marvell Dove (Flattened Device Tree)") > + /* Maintainer: Sebastian Hesselbarth > + * > + */ > + .map_io = dove_map_io, > + .init_early = dove_init_early, > + .init_irq = dove_init_irq, > + .timer = &dove_timer, > + .init_machine = dove_dt_init, > + .restart = dove_restart, > + .dt_compat = dove_dt_board_compat, > +MACHINE_END > + >