diff options
Diffstat (limited to 'arch/arm/mach-spear3xx/spear3xx.c')
-rw-r--r-- | arch/arm/mach-spear3xx/spear3xx.c | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c deleted file mode 100644 index f9d754f90c59..000000000000 --- a/arch/arm/mach-spear3xx/spear3xx.c +++ /dev/null @@ -1,113 +0,0 @@ -/* - * arch/arm/mach-spear3xx/spear3xx.c - * - * SPEAr3XX machines common source file - * - * Copyright (C) 2009-2012 ST Microelectronics - * Viresh Kumar <viresh.linux@gmail.com> - * - * 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. - */ - -#define pr_fmt(fmt) "SPEAr3xx: " fmt - -#include <linux/amba/pl022.h> -#include <linux/amba/pl08x.h> -#include <linux/io.h> -#include <plat/pl080.h> -#include <mach/generic.h> -#include <mach/spear.h> - -/* ssp device registration */ -struct pl022_ssp_controller pl022_plat_data = { - .bus_id = 0, - .enable_dma = 1, - .dma_filter = pl08x_filter_id, - .dma_tx_param = "ssp0_tx", - .dma_rx_param = "ssp0_rx", - /* - * This is number of spi devices that can be connected to spi. There are - * two type of chipselects on which slave devices can work. One is chip - * select provided by spi masters other is controlled through external - * gpio's. We can't use chipselect provided from spi master (because as - * soon as FIFO becomes empty, CS is disabled and transfer ends). So - * this number now depends on number of gpios available for spi. each - * slave on each master requires a separate gpio pin. - */ - .num_chipselect = 2, -}; - -/* dmac device registration */ -struct pl08x_platform_data pl080_plat_data = { - .memcpy_channel = { - .bus_id = "memcpy", - .cctl_memcpy = - (PL080_BSIZE_16 << PL080_CONTROL_SB_SIZE_SHIFT | \ - PL080_BSIZE_16 << PL080_CONTROL_DB_SIZE_SHIFT | \ - PL080_WIDTH_32BIT << PL080_CONTROL_SWIDTH_SHIFT | \ - PL080_WIDTH_32BIT << PL080_CONTROL_DWIDTH_SHIFT | \ - PL080_CONTROL_PROT_BUFF | PL080_CONTROL_PROT_CACHE | \ - PL080_CONTROL_PROT_SYS), - }, - .lli_buses = PL08X_AHB1, - .mem_buses = PL08X_AHB1, - .get_signal = pl080_get_signal, - .put_signal = pl080_put_signal, -}; - -/* - * Following will create 16MB static virtual/physical mappings - * PHYSICAL VIRTUAL - * 0xD0000000 0xFD000000 - * 0xFC000000 0xFC000000 - */ -struct map_desc spear3xx_io_desc[] __initdata = { - { - .virtual = VA_SPEAR3XX_ICM1_2_BASE, - .pfn = __phys_to_pfn(SPEAR3XX_ICM1_2_BASE), - .length = SZ_16M, - .type = MT_DEVICE - }, { - .virtual = VA_SPEAR3XX_ICM3_SMI_CTRL_BASE, - .pfn = __phys_to_pfn(SPEAR3XX_ICM3_SMI_CTRL_BASE), - .length = SZ_16M, - .type = MT_DEVICE - }, -}; - -/* This will create static memory mapping for selected devices */ -void __init spear3xx_map_io(void) -{ - iotable_init(spear3xx_io_desc, ARRAY_SIZE(spear3xx_io_desc)); -} - -void __init spear3xx_timer_init(void) -{ - char pclk_name[] = "pll3_clk"; - struct clk *gpt_clk, *pclk; - - spear3xx_clk_init(); - - /* get the system timer clock */ - gpt_clk = clk_get_sys("gpt0", NULL); - if (IS_ERR(gpt_clk)) { - pr_err("%s:couldn't get clk for gpt\n", __func__); - BUG(); - } - - /* get the suitable parent clock for timer*/ - pclk = clk_get(NULL, pclk_name); - if (IS_ERR(pclk)) { - pr_err("%s:couldn't get %s as parent for gpt\n", - __func__, pclk_name); - BUG(); - } - - clk_set_parent(gpt_clk, pclk); - clk_put(gpt_clk); - clk_put(pclk); - - spear_setup_of_timer(); -} |