diff options
Diffstat (limited to 'arch/arm/mach-mx2')
| -rw-r--r-- | arch/arm/mach-mx2/Kconfig | 39 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/Makefile | 14 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/Makefile.boot | 3 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/clock_imx27.c | 1626 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/cpu_imx27.c | 63 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/crm_regs.h | 273 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/devices.c | 231 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/generic.c | 74 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/mx27ads.c | 304 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/pcm038.c | 204 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/pcm970-baseboard.c | 32 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/serial.c | 177 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/system.c | 63 |
13 files changed, 0 insertions, 3103 deletions
diff --git a/arch/arm/mach-mx2/Kconfig b/arch/arm/mach-mx2/Kconfig deleted file mode 100644 index 1eaa97cb716..00000000000 --- a/arch/arm/mach-mx2/Kconfig +++ /dev/null @@ -1,39 +0,0 @@ -comment "MX2 family CPU support" - depends on ARCH_MX2 - -config MACH_MX27 - bool "i.MX27 support" - depends on ARCH_MX2 - help - This enables support for Freescale's MX2 based i.MX27 processor. - -comment "MX2 Platforms" - depends on ARCH_MX2 - -config MACH_MX27ADS - bool "MX27ADS platform" - depends on MACH_MX27 - help - Include support for MX27ADS platform. This includes specific - configurations for the board and its peripherals. - -config MACH_PCM038 - bool "Phytec phyCORE-i.MX27 CPU module (pcm038)" - depends on MACH_MX27 - help - Include support for phyCORE-i.MX27 (aka pcm038) platform. This - includes specific configurations for the module and its peripherals. - -choice - prompt "Baseboard" - depends on MACH_PCM038 - default MACH_PCM970_BASEBOARD - -config MACH_PCM970_BASEBOARD - prompt "PHYTEC PCM970 development board" - bool - help - This adds board specific devices that can be found on Phytec's - PCM970 evaluation board. - -endchoice diff --git a/arch/arm/mach-mx2/Makefile b/arch/arm/mach-mx2/Makefile deleted file mode 100644 index 382d86080e8..00000000000 --- a/arch/arm/mach-mx2/Makefile +++ /dev/null @@ -1,14 +0,0 @@ -# -# Makefile for the linux kernel. -# - -# Object file lists. - -obj-y := system.o generic.o devices.o serial.o - -obj-$(CONFIG_MACH_MX27) += cpu_imx27.o -obj-$(CONFIG_MACH_MX27) += clock_imx27.o - -obj-$(CONFIG_MACH_MX27ADS) += mx27ads.o -obj-$(CONFIG_MACH_PCM038) += pcm038.o -obj-$(CONFIG_MACH_PCM970_BASEBOARD) += pcm970-baseboard.o diff --git a/arch/arm/mach-mx2/Makefile.boot b/arch/arm/mach-mx2/Makefile.boot deleted file mode 100644 index 696831dcd48..00000000000 --- a/arch/arm/mach-mx2/Makefile.boot +++ /dev/null @@ -1,3 +0,0 @@ - zreladdr-y := 0xA0008000 -params_phys-y := 0xA0000100 -initrd_phys-y := 0xA0800000 diff --git a/arch/arm/mach-mx2/clock_imx27.c b/arch/arm/mach-mx2/clock_imx27.c deleted file mode 100644 index 0a29ef29c73..00000000000 --- a/arch/arm/mach-mx2/clock_imx27.c +++ /dev/null @@ -1,1626 +0,0 @@ -/* - * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/module.h> -#include <linux/spinlock.h> - -#include <asm/arch/clock.h> -#include <asm/arch/common.h> -#include <asm/div64.h> -#include <asm/mach-types.h> - -#include "crm_regs.h" - -static struct clk ckil_clk; -static struct clk mpll_clk; -static struct clk mpll_main_clk[]; -static struct clk spll_clk; - -static int _clk_enable(struct clk *clk) -{ - unsigned long reg; - - reg = __raw_readl(clk->enable_reg); - reg |= 1 << clk->enable_shift; - __raw_writel(reg, clk->enable_reg); - - return 0; -} - -static void _clk_disable(struct clk *clk) -{ - unsigned long reg; - - reg = __raw_readl(clk->enable_reg); - reg &= ~(1 << clk->enable_shift); - __raw_writel(reg, clk->enable_reg); -} - -static int _clk_spll_enable(struct clk *clk) -{ - unsigned long reg; - - reg = __raw_readl(CCM_CSCR); - reg |= CCM_CSCR_SPEN; - __raw_writel(reg, CCM_CSCR); - - while ((__raw_readl(CCM_SPCTL1) & CCM_SPCTL1_LF) == 0) - ; - - return 0; -} - -static void _clk_spll_disable(struct clk *clk) -{ - unsigned long reg; - - reg = __raw_readl(CCM_CSCR); - reg &= ~CCM_CSCR_SPEN; - __raw_writel(reg, CCM_CSCR); -} - -static void _clk_pccr01_enable(unsigned long mask0, unsigned long mask1) -{ - unsigned long reg; - - reg = __raw_readl(CCM_PCCR0); - reg |= mask0; - __raw_writel(reg, CCM_PCCR0); - - reg = __raw_readl(CCM_PCCR1); - reg |= mask1; - __raw_writel(reg, CCM_PCCR1); - -} - -static void _clk_pccr01_disable(unsigned long mask0, unsigned long mask1) -{ - unsigned long reg; - - reg = __raw_readl(CCM_PCCR0); - reg &= ~mask0; - __raw_writel(reg, CCM_PCCR0); - - reg = __raw_readl(CCM_PCCR1); - reg &= ~mask1; - __raw_writel(reg, CCM_PCCR1); -} - -static void _clk_pccr10_enable(unsigned long mask1, unsigned long mask0) -{ - unsigned long reg; - - reg = __raw_readl(CCM_PCCR1); - reg |= mask1; - __raw_writel(reg, CCM_PCCR1); - - reg = __raw_readl(CCM_PCCR0); - reg |= mask0; - __raw_writel(reg, CCM_PCCR0); -} - -static void _clk_pccr10_disable(unsigned long mask1, unsigned long mask0) -{ - unsigned long reg; - - reg = __raw_readl(CCM_PCCR1); - reg &= ~mask1; - __raw_writel(reg, CCM_PCCR1); - - reg = __raw_readl(CCM_PCCR0); - reg &= ~mask0; - __raw_writel(reg, CCM_PCCR0); -} - -static int _clk_dma_enable(struct clk *clk) -{ - _clk_pccr01_enable(CCM_PCCR0_DMA_MASK, CCM_PCCR1_HCLK_DMA_MASK); - - return 0; -} - -static void _clk_dma_disable(struct clk *clk) -{ - _clk_pccr01_disable(CCM_PCCR0_DMA_MASK, CCM_PCCR1_HCLK_DMA_MASK); -} - -static int _clk_rtic_enable(struct clk *clk) -{ - _clk_pccr01_enable(CCM_PCCR0_RTIC_MASK, CCM_PCCR1_HCLK_RTIC_MASK); - - return 0; -} - -static void _clk_rtic_disable(struct clk *clk) -{ - _clk_pccr01_disable(CCM_PCCR0_RTIC_MASK, CCM_PCCR1_HCLK_RTIC_MASK); -} - -static int _clk_emma_enable(struct clk *clk) -{ - _clk_pccr01_enable(CCM_PCCR0_EMMA_MASK, CCM_PCCR1_HCLK_EMMA_MASK); - - return 0; -} - -static void _clk_emma_disable(struct clk *clk) -{ - _clk_pccr01_disable(CCM_PCCR0_EMMA_MASK, CCM_PCCR1_HCLK_EMMA_MASK); -} - -static int _clk_slcdc_enable(struct clk *clk) -{ - _clk_pccr01_enable(CCM_PCCR0_SLCDC_MASK, CCM_PCCR1_HCLK_SLCDC_MASK); - - return 0; -} - -static void _clk_slcdc_disable(struct clk *clk) -{ - _clk_pccr01_disable(CCM_PCCR0_SLCDC_MASK, CCM_PCCR1_HCLK_SLCDC_MASK); -} - -static int _clk_fec_enable(struct clk *clk) -{ - _clk_pccr01_enable(CCM_PCCR0_FEC_MASK, CCM_PCCR1_HCLK_FEC_MASK); - - return 0; -} - -static void _clk_fec_disable(struct clk *clk) -{ - _clk_pccr01_disable(CCM_PCCR0_FEC_MASK, CCM_PCCR1_HCLK_FEC_MASK); -} - -static int _clk_vpu_enable(struct clk *clk) -{ - unsigned long reg; - - reg = __raw_readl(CCM_PCCR1); - reg |= CCM_PCCR1_VPU_BAUD_MASK | CCM_PCCR1_HCLK_VPU_MASK; - __raw_writel(reg, CCM_PCCR1); - - return 0; -} - -static void _clk_vpu_disable(struct clk *clk) -{ - unsigned long reg; - - reg = __raw_readl(CCM_PCCR1); - reg &= ~(CCM_PCCR1_VPU_BAUD_MASK | CCM_PCCR1_HCLK_VPU_MASK); - __raw_writel(reg, CCM_PCCR1); -} - -static int _clk_sahara2_enable(struct clk *clk) -{ - _clk_pccr01_enable(CCM_PCCR0_SAHARA_MASK, CCM_PCCR1_HCLK_SAHARA_MASK); - - return 0; -} - -static void _clk_sahara2_disable(struct clk *clk) -{ - _clk_pccr01_disable(CCM_PCCR0_SAHARA_MASK, CCM_PCCR1_HCLK_SAHARA_MASK); -} - -static int _clk_mstick1_enable(struct clk *clk) -{ - _clk_pccr10_enable(CCM_PCCR1_MSHC_BAUD_MASK, CCM_PCCR0_MSHC_MASK); - - return 0; -} - -static void _clk_mstick1_disable(struct clk *clk) -{ - _clk_pccr10_disable(CCM_PCCR1_MSHC_BAUD_MASK, CCM_PCCR0_MSHC_MASK); -} - -#define CSCR() (__raw_readl(CCM_CSCR)) -#define PCDR0() (__raw_readl(CCM_PCDR0)) -#define PCDR1() (__raw_readl(CCM_PCDR1)) - -static int _clk_cpu_set_parent(struct clk *clk, struct clk *parent) -{ - int cscr = CSCR(); - - if (clk->parent == parent) - return 0; - - if (mx27_revision() >= CHIP_REV_2_0) { - if (parent == &mpll_main_clk[0]) { - cscr |= CCM_CSCR_ARM_SRC; - } else { - if (parent == &mpll_main_clk[1]) - cscr &= ~CCM_CSCR_ARM_SRC; - else - return -EINVAL; - } - __raw_writel(cscr, CCM_CSCR); - } else - return -ENODEV; - - clk->parent = parent; - return 0; -} - -static unsigned long _clk_cpu_round_rate(struct clk *clk, unsigned long rate) -{ - int div; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - div = parent_rate / rate; - if (parent_rate % rate) - div++; - - if (div > 4) - div = 4; - - return parent_rate / div; -} - -static int _clk_cpu_set_rate(struct clk *clk, unsigned long rate) -{ - unsigned int div; - uint32_t reg; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - div = parent_rate / rate; - - if (div > 4 || div < 1 || ((parent_rate / div) != rate)) - return -EINVAL; - - div--; - - reg = __raw_readl(CCM_CSCR); - if (mx27_revision() >= CHIP_REV_2_0) { - reg &= ~CCM_CSCR_ARM_MASK; - reg |= div << CCM_CSCR_ARM_OFFSET; - reg &= ~0x06; - __raw_writel(reg | 0x80000000, CCM_CSCR); - } else { - printk(KERN_ERR "Cant set CPU frequency!\n"); - } - - return 0; -} - -static unsigned long _clk_perclkx_round_rate(struct clk *clk, - unsigned long rate) -{ - u32 div; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - div = parent_rate / rate; - if (parent_rate % rate) - div++; - - if (div > 64) - div = 64; - - return parent_rate / div; -} - -static int _clk_perclkx_set_rate(struct clk *clk, unsigned long rate) -{ - u32 reg; - u32 div; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - if (clk->id < 0 || clk->id > 3) - return -EINVAL; - - div = parent_rate / rate; - if (div > 64 || div < 1 || ((parent_rate / div) != rate)) - return -EINVAL; - div--; - - reg = - __raw_readl(CCM_PCDR1) & ~(CCM_PCDR1_PERDIV1_MASK << - (clk->id << 3)); - reg |= div << (clk->id << 3); - __raw_writel(reg, CCM_PCDR1); - - return 0; -} - -static unsigned long _clk_usb_recalc(struct clk *clk) -{ - unsigned long usb_pdf; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - usb_pdf = (CSCR() & CCM_CSCR_USB_MASK) >> CCM_CSCR_USB_OFFSET; - - return parent_rate / (usb_pdf + 1U); -} - -static unsigned long _clk_ssi1_recalc(struct clk *clk) -{ - unsigned long ssi1_pdf; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - ssi1_pdf = (PCDR0() & CCM_PCDR0_SSI1BAUDDIV_MASK) >> - CCM_PCDR0_SSI1BAUDDIV_OFFSET; - - if (mx27_revision() >= CHIP_REV_2_0) - ssi1_pdf += 4; - else - ssi1_pdf = (ssi1_pdf < 2) ? 124UL : ssi1_pdf; - - return 2UL * parent_rate / ssi1_pdf; -} - -static unsigned long _clk_ssi2_recalc(struct clk *clk) -{ - unsigned long ssi2_pdf; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - ssi2_pdf = (PCDR0() & CCM_PCDR0_SSI2BAUDDIV_MASK) >> - CCM_PCDR0_SSI2BAUDDIV_OFFSET; - - if (mx27_revision() >= CHIP_REV_2_0) - ssi2_pdf += 4; - else - ssi2_pdf = (ssi2_pdf < 2) ? 124UL : ssi2_pdf; - - return 2UL * parent_rate / ssi2_pdf; -} - -static unsigned long _clk_nfc_recalc(struct clk *clk) -{ - unsigned long nfc_pdf; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - if (mx27_revision() >= CHIP_REV_2_0) { - nfc_pdf = - (PCDR0() & CCM_PCDR0_NFCDIV2_MASK) >> - CCM_PCDR0_NFCDIV2_OFFSET; - } else { - nfc_pdf = - (PCDR0() & CCM_PCDR0_NFCDIV_MASK) >> - CCM_PCDR0_NFCDIV_OFFSET; - } - - return parent_rate / (nfc_pdf + 1); -} - -static unsigned long _clk_vpu_recalc(struct clk *clk) -{ - unsigned long vpu_pdf; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - if (mx27_revision() >= CHIP_REV_2_0) { - vpu_pdf = - (PCDR0() & CCM_PCDR0_VPUDIV2_MASK) >> - CCM_PCDR0_VPUDIV2_OFFSET; - vpu_pdf += 4; - } else { - vpu_pdf = - (PCDR0() & CCM_PCDR0_VPUDIV_MASK) >> - CCM_PCDR0_VPUDIV_OFFSET; - vpu_pdf = (vpu_pdf < 2) ? 124 : vpu_pdf; - } - return 2UL * parent_rate / vpu_pdf; -} - -static unsigned long _clk_parent_round_rate(struct clk *clk, unsigned long rate) -{ - return clk->parent->round_rate(clk->parent, rate); -} - -static int _clk_parent_set_rate(struct clk *clk, unsigned long rate) -{ - return clk->parent->set_rate(clk->parent, rate); -} - -/* in Hz */ -static unsigned long external_high_reference = 26000000; - -static unsigned long get_high_reference_clock_rate(struct clk *clk) -{ - return external_high_reference; -} - -/* - * the high frequency external clock reference - * Default case is 26MHz. Could be changed at runtime - * with a call to change_external_high_reference() - */ -static struct clk ckih_clk = { - .name = "ckih", - .get_rate = get_high_reference_clock_rate, -}; - -/* in Hz */ -static unsigned long external_low_reference = 32768; - -static unsigned long get_low_reference_clock_rate(struct clk *clk) -{ - return external_low_reference; -} - -/* - * the low frequency external clock reference - * Default case is 32.768kHz Could be changed at runtime - * with a call to change_external_low_reference() - */ -static struct clk ckil_clk = { - .name = "ckil", - .get_rate = get_low_reference_clock_rate, -}; - -static unsigned long get_mpll_clk(struct clk *clk) -{ - uint32_t reg; - unsigned long ref_clk; - unsigned long mfi = 0, mfn = 0, mfd = 0, pdf = 0; - unsigned long long temp; - - ref_clk = clk_get_rate(clk->parent); - - reg = __raw_readl(CCM_MPCTL0); - pdf = (reg & CCM_MPCTL0_PD_MASK) >> CCM_MPCTL0_PD_OFFSET; - mfd = (reg & CCM_MPCTL0_MFD_MASK) >> CCM_MPCTL0_MFD_OFFSET; - mfi = (reg & CCM_MPCTL0_MFI_MASK) >> CCM_MPCTL0_MFI_OFFSET; - mfn = (reg & CCM_MPCTL0_MFN_MASK) >> CCM_MPCTL0_MFN_OFFSET; - - mfi = (mfi <= 5) ? 5 : mfi; - temp = 2LL * ref_clk * mfn; - do_div(temp, mfd + 1); - temp = 2LL * ref_clk * mfi + temp; - do_div(temp, pdf + 1); - - return (unsigned long)temp; -} - -static struct clk mpll_clk = { - .name = "mpll", - .parent = &ckih_clk, - .get_rate = get_mpll_clk, -}; - -static unsigned long _clk_mpll_main_get_rate(struct clk *clk) -{ - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - /* i.MX27 TO2: - * clk->id == 0: arm clock source path 1 which is from 2*MPLL/DIV_2 - * clk->id == 1: arm clock source path 2 which is from 2*MPLL/DIV_3 - */ - - if (mx27_revision() >= CHIP_REV_2_0 && clk->id == 1) - return 2UL * parent_rate / 3UL; - - return parent_rate; -} - -static struct clk mpll_main_clk[] = { - { - /* For i.MX27 TO2, it is the MPLL path 1 of ARM core - * It provide the clock source whose rate is same as MPLL - */ - .name = "mpll_main", - .id = 0, - .parent = &mpll_clk, - .get_rate = _clk_mpll_main_get_rate - }, { - /* For i.MX27 TO2, it is the MPLL path 2 of ARM core - * It provide the clock source whose rate is same MPLL * 2/3 - */ - .name = "mpll_main", - .id = 1, - .parent = &mpll_clk, - .get_rate = _clk_mpll_main_get_rate - } -}; - -static unsigned long get_spll_clk(struct clk *clk) -{ - uint32_t reg; - unsigned long ref_clk; - unsigned long mfi = 0, mfn = 0, mfd = 0, pdf = 0; - unsigned long long temp; - - ref_clk = clk_get_rate(clk->parent); - - reg = __raw_readl(CCM_SPCTL0); - /*TODO: This is TO2 Bug */ - if (mx27_revision() >= CHIP_REV_2_0) - __raw_writel(reg, CCM_SPCTL0); - - pdf = (reg & CCM_SPCTL0_PD_MASK) >> CCM_SPCTL0_PD_OFFSET; - mfd = (reg & CCM_SPCTL0_MFD_MASK) >> CCM_SPCTL0_MFD_OFFSET; - mfi = (reg & CCM_SPCTL0_MFI_MASK) >> CCM_SPCTL0_MFI_OFFSET; - mfn = (reg & CCM_SPCTL0_MFN_MASK) >> CCM_SPCTL0_MFN_OFFSET; - - mfi = (mfi <= 5) ? 5 : mfi; - temp = 2LL * ref_clk * mfn; - do_div(temp, mfd + 1); - temp = 2LL * ref_clk * mfi + temp; - do_div(temp, pdf + 1); - - return (unsigned long)temp; -} - -static struct clk spll_clk = { - .name = "spll", - .parent = &ckih_clk, - .get_rate = get_spll_clk, - .enable = _clk_spll_enable, - .disable = _clk_spll_disable, -}; - -static unsigned long get_cpu_clk(struct clk *clk) -{ - u32 div; - unsigned long rate; - - if (mx27_revision() >= CHIP_REV_2_0) - div = (CSCR() & CCM_CSCR_ARM_MASK) >> CCM_CSCR_ARM_OFFSET; - else - div = (CSCR() & CCM_CSCR_PRESC_MASK) >> CCM_CSCR_PRESC_OFFSET; - - rate = clk_get_rate(clk->parent); - return rate / (div + 1); -} - -static struct clk cpu_clk = { - .name = "cpu_clk", - .parent = &mpll_main_clk[1], - .set_parent = _clk_cpu_set_parent, - .round_rate = _clk_cpu_round_rate, - .get_rate = get_cpu_clk, - .set_rate = _clk_cpu_set_rate, -}; - -static unsigned long get_ahb_clk(struct clk *clk) -{ - unsigned long rate; - unsigned long bclk_pdf; - - if (mx27_revision() >= CHIP_REV_2_0) - bclk_pdf = (CSCR() & CCM_CSCR_AHB_MASK) - >> CCM_CSCR_AHB_OFFSET; - else - bclk_pdf = (CSCR() & CCM_CSCR_BCLK_MASK) - >> CCM_CSCR_BCLK_OFFSET; - - rate = clk_get_rate(clk->parent); - return rate / (bclk_pdf + 1); -} - -static struct clk ahb_clk = { - .name = "ahb_clk", - .parent = &mpll_main_clk[1], - .get_rate = get_ahb_clk, -}; - -static unsigned long get_ipg_clk(struct clk *clk) -{ - unsigned long rate; - unsigned long ipg_pdf; - - if (mx27_revision() >= CHIP_REV_2_0) - return clk_get_rate(clk->parent); - else - ipg_pdf = (CSCR() & CCM_CSCR_IPDIV) >> CCM_CSCR_IPDIV_OFFSET; - - rate = clk_get_rate(clk->parent); - return rate / (ipg_pdf + 1); -} - -static struct clk ipg_clk = { - .name = "ipg_clk", - .parent = &ahb_clk, - .get_rate = get_ipg_clk, -}; - -static unsigned long _clk_perclkx_recalc(struct clk *clk) -{ - unsigned long perclk_pdf; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - if (clk->id < 0 || clk->id > 3) - return 0; - - perclk_pdf = (PCDR1() >> (clk->id << 3)) & CCM_PCDR1_PERDIV1_MASK; - - return parent_rate / (perclk_pdf + 1); -} - -static struct clk per_clk[] = { - { - .name = "per_clk", - .id = 0, - .parent = &mpll_main_clk[1], - .get_rate = _clk_perclkx_recalc, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_PERCLK1_OFFSET, - .disable = _clk_disable, - }, { - .name = "per_clk", - .id = 1, - .parent = &mpll_main_clk[1], - .get_rate = _clk_perclkx_recalc, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_PERCLK2_OFFSET, - .disable = _clk_disable, - }, { - .name = "per_clk", - .id = 2, - .parent = &mpll_main_clk[1], - .round_rate = _clk_perclkx_round_rate, - .set_rate = _clk_perclkx_set_rate, - .get_rate = _clk_perclkx_recalc, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_PERCLK3_OFFSET, - .disable = _clk_disable, - }, { - .name = "per_clk", - .id = 3, - .parent = &mpll_main_clk[1], - .round_rate = _clk_perclkx_round_rate, - .set_rate = _clk_perclkx_set_rate, - .get_rate = _clk_perclkx_recalc, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_PERCLK4_OFFSET, - .disable = _clk_disable, - }, -}; - -struct clk uart1_clk[] = { - { - .name = "uart_clk", - .id = 0, - .parent = &per_clk[0], - .secondary = &uart1_clk[1], - }, { - .name = "uart_ipg_clk", - .id = 0, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_UART1_OFFSET, - .disable = _clk_disable, - }, -}; - -struct clk uart2_clk[] = { - { - .name = "uart_clk", - .id = 1, - .parent = &per_clk[0], - .secondary = &uart2_clk[1], - }, { - .name = "uart_ipg_clk", - .id = 1, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_UART2_OFFSET, - .disable = _clk_disable, - }, -}; - -struct clk uart3_clk[] = { - { - .name = "uart_clk", - .id = 2, - .parent = &per_clk[0], - .secondary = &uart3_clk[1], - }, { - .name = "uart_ipg_clk", - .id = 2, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_UART3_OFFSET, - .disable = _clk_disable, - }, -}; - -struct clk uart4_clk[] = { - { - .name = "uart_clk", - .id = 3, - .parent = &per_clk[0], - .secondary = &uart4_clk[1], - }, { - .name = "uart_ipg_clk", - .id = 3, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_UART4_OFFSET, - .disable = _clk_disable, - }, -}; - -struct clk uart5_clk[] = { - { - .name = "uart_clk", - .id = 4, - .parent = &per_clk[0], - .secondary = &uart5_clk[1], - }, { - .name = "uart_ipg_clk", - .id = 4, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_UART5_OFFSET, - .disable = _clk_disable, - }, -}; - -struct clk uart6_clk[] = { - { - .name = "uart_clk", - .id = 5, - .parent = &per_clk[0], - .secondary = &uart6_clk[1], - }, { - .name = "uart_ipg_clk", - .id = 5, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_UART6_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk gpt1_clk[] = { - { - .name = "gpt_clk", - .id = 0, - .parent = &per_clk[0], - .secondary = &gpt1_clk[1], - }, { - .name = "gpt_ipg_clk", - .id = 0, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_GPT1_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk gpt2_clk[] = { - { - .name = "gpt_clk", - .id = 1, - .parent = &per_clk[0], - .secondary = &gpt2_clk[1], - }, { - .name = "gpt_ipg_clk", - .id = 1, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_GPT2_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk gpt3_clk[] = { - { - .name = "gpt_clk", - .id = 2, - .parent = &per_clk[0], - .secondary = &gpt3_clk[1], - }, { - .name = "gpt_ipg_clk", - .id = 2, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_GPT3_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk gpt4_clk[] = { - { - .name = "gpt_clk", - .id = 3, - .parent = &per_clk[0], - .secondary = &gpt4_clk[1], - }, { - .name = "gpt_ipg_clk", - .id = 3, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_GPT4_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk gpt5_clk[] = { - { - .name = "gpt_clk", - .id = 4, - .parent = &per_clk[0], - .secondary = &gpt5_clk[1], - }, { - .name = "gpt_ipg_clk", - .id = 4, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_GPT5_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk gpt6_clk[] = { - { - .name = "gpt_clk", - .id = 5, - .parent = &per_clk[0], - .secondary = &gpt6_clk[1], - }, { - .name = "gpt_ipg_clk", - .id = 5, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_GPT6_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk pwm_clk[] = { - { - .name = "pwm_clk", - .parent = &per_clk[0], - .secondary = &pwm_clk[1], - }, { - .name = "pwm_clk", - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_PWM_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk sdhc1_clk[] = { - { - .name = "sdhc_clk", - .id = 0, - .parent = &per_clk[1], - .secondary = &sdhc1_clk[1], - }, { - .name = "sdhc_ipg_clk", - .id = 0, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_SDHC1_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk sdhc2_clk[] = { - { - .name = "sdhc_clk", - .id = 1, - .parent = &per_clk[1], - .secondary = &sdhc2_clk[1], - }, { - .name = "sdhc_ipg_clk", - .id = 1, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_SDHC2_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk sdhc3_clk[] = { - { - .name = "sdhc_clk", - .id = 2, - .parent = &per_clk[1], - .secondary = &sdhc3_clk[1], - }, { - .name = "sdhc_ipg_clk", - .id = 2, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_SDHC3_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk cspi1_clk[] = { - { - .name = "cspi_clk", - .id = 0, - .parent = &per_clk[1], - .secondary = &cspi1_clk[1], - }, { - .name = "cspi_ipg_clk", - .id = 0, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_CSPI1_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk cspi2_clk[] = { - { - .name = "cspi_clk", - .id = 1, - .parent = &per_clk[1], - .secondary = &cspi2_clk[1], - }, { - .name = "cspi_ipg_clk", - .id = 1, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_CSPI2_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk cspi3_clk[] = { - { - .name = "cspi_clk", - .id = 2, - .parent = &per_clk[1], - .secondary = &cspi3_clk[1], - }, { - .name = "cspi_ipg_clk", - .id = 2, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_CSPI3_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk lcdc_clk[] = { - { - .name = "lcdc_clk", - .parent = &per_clk[2], - .secondary = &lcdc_clk[1], - .round_rate = _clk_parent_round_rate, - .set_rate = _clk_parent_set_rate, - }, { - .name = "lcdc_ipg_clk", - .parent = &ipg_clk, - .secondary = &lcdc_clk[2], - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_LCDC_OFFSET, - .disable = _clk_disable, - }, { - .name = "lcdc_ahb_clk", - .parent = &ahb_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_HCLK_LCDC_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk csi_clk[] = { - { - .name = "csi_perclk", - .parent = &per_clk[3], - .secondary = &csi_clk[1], - .round_rate = _clk_parent_round_rate, - .set_rate = _clk_parent_set_rate, - }, { - .name = "csi_ahb_clk", - .parent = &ahb_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_HCLK_CSI_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk usb_clk[] = { - { - .name = "usb_clk", - .parent = &spll_clk, - .get_rate = _clk_usb_recalc, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_USBOTG_OFFSET, - .disable = _clk_disable, - }, { - .name = "usb_ahb_clk", - .parent = &ahb_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_HCLK_USBOTG_OFFSET, - .disable = _clk_disable, - } -}; - -static struct clk ssi1_clk[] = { - { - .name = "ssi_clk", - .id = 0, - .parent = &mpll_main_clk[1], - .secondary = &ssi1_clk[1], - .get_rate = _clk_ssi1_recalc, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_SSI1_BAUD_OFFSET, - .disable = _clk_disable, - }, { - .name = "ssi_ipg_clk", - .id = 0, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_SSI1_IPG_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk ssi2_clk[] = { - { - .name = "ssi_clk", - .id = 1, - .parent = &mpll_main_clk[1], - .secondary = &ssi2_clk[1], - .get_rate = _clk_ssi2_recalc, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_SSI2_BAUD_OFFSET, - .disable = _clk_disable, - }, { - .name = "ssi_ipg_clk", - .id = 1, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_SSI2_IPG_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk nfc_clk = { - .name = "nfc_clk", - .parent = &cpu_clk, - .get_rate = _clk_nfc_recalc, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_NFC_BAUD_OFFSET, - .disable = _clk_disable, -}; - -static struct clk vpu_clk = { - .name = "vpu_clk", - .parent = &mpll_main_clk[1], - .get_rate = _clk_vpu_recalc, - .enable = _clk_vpu_enable, - .disable = _clk_vpu_disable, -}; - -static struct clk dma_clk = { - .name = "dma_clk", - .parent = &ahb_clk, - .enable = _clk_dma_enable, - .disable = _clk_dma_disable, -}; - -static struct clk rtic_clk = { - .name = "rtic_clk", - .parent = &ahb_clk, - .enable = _clk_rtic_enable, - .disable = _clk_rtic_disable, -}; - -static struct clk brom_clk = { - .name = "brom_clk", - .parent = &ahb_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_HCLK_BROM_OFFSET, - .disable = _clk_disable, -}; - -static struct clk emma_clk = { - .name = "emma_clk", - .parent = &ahb_clk, - .enable = _clk_emma_enable, - .disable = _clk_emma_disable, -}; - -static struct clk slcdc_clk = { - .name = "slcdc_clk", - .parent = &ahb_clk, - .enable = _clk_slcdc_enable, - .disable = _clk_slcdc_disable, -}; - -static struct clk fec_clk = { - .name = "fec_clk", - .parent = &ahb_clk, - .enable = _clk_fec_enable, - .disable = _clk_fec_disable, -}; - -static struct clk emi_clk = { - .name = "emi_clk", - .parent = &ahb_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_HCLK_EMI_OFFSET, - .disable = _clk_disable, -}; - -static struct clk sahara2_clk = { - .name = "sahara_clk", - .parent = &ahb_clk, - .enable = _clk_sahara2_enable, - .disable = _clk_sahara2_disable, -}; - -static struct clk ata_clk = { - .name = "ata_clk", - .parent = &ahb_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_HCLK_ATA_OFFSET, - .disable = _clk_disable, -}; - -static struct clk mstick1_clk = { - .name = "mstick1_clk", - .parent = &ipg_clk, - .enable = _clk_mstick1_enable, - .disable = _clk_mstick1_disable, -}; - -static struct clk wdog_clk = { - .name = "wdog_clk", - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR1_WDT_OFFSET, - .disable = _clk_disable, -}; - -static struct clk gpio_clk = { - .name = "gpio_clk", - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR1, - .enable_shift = CCM_PCCR0_GPIO_OFFSET, - .disable = _clk_disable, -}; - -static struct clk i2c_clk[] = { - { - .name = "i2c_clk", - .id = 0, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_I2C1_OFFSET, - .disable = _clk_disable, - }, { - .name = "i2c_clk", - .id = 1, - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_I2C2_OFFSET, - .disable = _clk_disable, - }, -}; - -static struct clk iim_clk = { - .name = "iim_clk", - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_IIM_OFFSET, - .disable = _clk_disable, -}; - -static struct clk kpp_clk = { - .name = "kpp_clk", - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_KPP_OFFSET, - .disable = _clk_disable, -}; - -static struct clk owire_clk = { - .name = "owire_clk", - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_OWIRE_OFFSET, - .disable = _clk_disable, -}; - -static struct clk rtc_clk = { - .name = "rtc_clk", - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_RTC_OFFSET, - .disable = _clk_disable, -}; - -static struct clk scc_clk = { - .name = "scc_clk", - .parent = &ipg_clk, - .enable = _clk_enable, - .enable_reg = CCM_PCCR0, - .enable_shift = CCM_PCCR0_SCC_OFFSET, - .disable = _clk_disable, -}; - -static unsigned long _clk_clko_round_rate(struct clk *clk, unsigned long rate) -{ - u32 div; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - div = parent_rate / rate; - if (parent_rate % rate) - div++; - - if (div > 8) - div = 8; - - return parent_rate / div; -} - -static int _clk_clko_set_rate(struct clk *clk, unsigned long rate) -{ - u32 reg; - u32 div; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - div = parent_rate / rate; - - if (div > 8 || div < 1 || ((parent_rate / div) != rate)) - return -EINVAL; - div--; - - reg = __raw_readl(CCM_PCDR0) & ~CCM_PCDR0_CLKODIV_MASK; - reg |= div << CCM_PCDR0_CLKODIV_OFFSET; - __raw_writel(reg, CCM_PCDR0); - - return 0; -} - -static unsigned long _clk_clko_recalc(struct clk *clk) -{ - u32 div; - unsigned long parent_rate; - - parent_rate = clk_get_rate(clk->parent); - - div = __raw_readl(CCM_PCDR0) & CCM_PCDR0_CLKODIV_MASK >> - CCM_PCDR0_CLKODIV_OFFSET; - div++; - - return parent_rate / div; -} - -static int _clk_clko_set_parent(struct clk *clk, struct clk *parent) -{ - u32 reg; - - reg = __raw_readl(CCM_CCSR) & ~CCM_CCSR_CLKOSEL_MASK; - - if (parent == &ckil_clk) - reg |= 0 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &ckih_clk) - reg |= 2 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == mpll_clk.parent) - reg |= 3 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == spll_clk.parent) - reg |= 4 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &mpll_clk) - reg |= 5 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &spll_clk) - reg |= 6 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &cpu_clk) - reg |= 7 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &ahb_clk) - reg |= 8 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &ipg_clk) - reg |= 9 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &per_clk[0]) - reg |= 0xA << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &per_clk[1]) - reg |= 0xB << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &per_clk[2]) - reg |= 0xC << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &per_clk[3]) - reg |= 0xD << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &ssi1_clk[0]) - reg |= 0xE << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &ssi2_clk[0]) - reg |= 0xF << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &nfc_clk) - reg |= 0x10 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &mstick1_clk) - reg |= 0x11 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &vpu_clk) - reg |= 0x12 << CCM_CCSR_CLKOSEL_OFFSET; - else if (parent == &usb_clk[0]) - reg |= 0x15 << CCM_CCSR_CLKOSEL_OFFSET; - else - return -EINVAL; - - __raw_writel(reg, CCM_CCSR); - - return 0; -} - -static int _clk_clko_enable(struct clk *clk) -{ - u32 reg; - - reg = __raw_readl(CCM_PCDR0) | CCM_PCDR0_CLKO_EN; - __raw_writel(reg, CCM_PCDR0); - - return 0; -} - -static void _clk_clko_disable(struct clk *clk) -{ - u32 reg; - - reg = __raw_readl(CCM_PCDR0) & ~CCM_PCDR0_CLKO_EN; - __raw_writel(reg, CCM_PCDR0); -} - -static struct clk clko_clk = { - .name = "clko_clk", - .get_rate = _clk_clko_recalc, - .set_rate = _clk_clko_set_rate, - .round_rate = _clk_clko_round_rate, - .set_parent = _clk_clko_set_parent, - .enable = _clk_clko_enable, - .disable = _clk_clko_disable, -}; - -static struct clk *mxc_clks[] = { - &ckih_clk, - &ckil_clk, - &mpll_clk, - &mpll_main_clk[0], - &mpll_main_clk[1], - &spll_clk, - &cpu_clk, - &ahb_clk, - &ipg_clk, - &per_clk[0], - &per_clk[1], - &per_clk[2], - &per_clk[3], - &clko_clk, - &uart1_clk[0], - &uart1_clk[1], - &uart2_clk[0], - &uart2_clk[1], - &uart3_clk[0], - &uart3_clk[1], - &uart4_clk[0], - &uart4_clk[1], - &uart5_clk[0], - &uart5_clk[1], - &uart6_clk[0], - &uart6_clk[1], - &gpt1_clk[0], - &gpt1_clk[1], - &gpt2_clk[0], - &gpt2_clk[1], - &gpt3_clk[0], - &gpt3_clk[1], - &gpt4_clk[0], - &gpt4_clk[1], - &gpt5_clk[0], - &gpt5_clk[1], - &gpt6_clk[0], - &gpt6_clk[1], - &pwm_clk[0], - &pwm_clk[1], - &sdhc1_clk[0], - &sdhc1_clk[1], - &sdhc2_clk[0], - &sdhc2_clk[1], - &sdhc3_clk[0], - &sdhc3_clk[1], - &cspi1_clk[0], - &cspi1_clk[1], - &cspi2_clk[0], - &cspi2_clk[1], - &cspi3_clk[0], - &cspi3_clk[1], - &lcdc_clk[0], - &lcdc_clk[1], - &lcdc_clk[2], - &csi_clk[0], - &csi_clk[1], - &usb_clk[0], - &usb_clk[1], - &ssi1_clk[0], - &ssi1_clk[1], - &ssi2_clk[0], - &ssi2_clk[1], - &nfc_clk, - &vpu_clk, - &dma_clk, - &rtic_clk, - &brom_clk, - &emma_clk, - &slcdc_clk, - &fec_clk, - &emi_clk, - &sahara2_clk, - &ata_clk, - &mstick1_clk, - &wdog_clk, - &gpio_clk, - &i2c_clk[0], - &i2c_clk[1], - &iim_clk, - &kpp_clk, - &owire_clk, - &rtc_clk, - &scc_clk, -}; - -void __init change_external_low_reference(unsigned long new_ref) -{ - external_low_reference = new_ref; -} - -unsigned long __init clk_early_get_timer_rate(void) -{ - return clk_get_rate(&per_clk[0]); -} - -static void __init probe_mxc_clocks(void) -{ - int i; - - if (mx27_revision() >= CHIP_REV_2_0) { - if (CSCR() & 0x8000) - cpu_clk.parent = &mpll_main_clk[0]; - - if (!(CSCR() & 0x00800000)) - ssi2_clk[0].parent = &spll_clk; - - if (!(CSCR() & 0x00400000)) - ssi1_clk[0].parent = &spll_clk; - - if (!(CSCR() & 0x00200000)) - vpu_clk.parent = &spll_clk; - } else { - cpu_clk.parent = &mpll_clk; - cpu_clk.set_parent = NULL; - cpu_clk.round_rate = NULL; - cpu_clk.set_rate = NULL; - ahb_clk.parent = &mpll_clk; - - for (i = 0; i < sizeof(per_clk) / sizeof(per_clk[0]); i++) - per_clk[i].parent = &mpll_clk; - - ssi1_clk[0].parent = &mpll_clk; - ssi2_clk[0].parent = &mpll_clk; - - vpu_clk.parent = &mpll_clk; - } -} - -/* - * must be called very early to get information about the - * available clock rate when the timer framework starts - */ -int __init mxc_clocks_init(unsigned long fref) -{ - u32 cscr; - struct clk **clkp; - - external_high_reference = fref; - - /* detect clock reference for both system PLL */ - cscr = CSCR(); - if (cscr & CCM_CSCR_MCU) - mpll_clk.parent = &ckih_clk; - else - mpll_clk.parent = &ckil_clk; - - if (cscr & CCM_CSCR_SP) - spll_clk.parent = &ckih_clk; - else - spll_clk.parent = &ckil_clk; - - probe_mxc_clocks(); - - per_clk[0].enable(&per_clk[0]); - gpt1_clk[1].enable(&gpt1_clk[1]); - - for (clkp = mxc_clks; clkp < mxc_clks + ARRAY_SIZE(mxc_clks); clkp++) - clk_register(*clkp); - - /* Turn off all possible clocks */ - __raw_writel(CCM_PCCR0_GPT1_MASK, CCM_PCCR0); - __raw_writel(CCM_PCCR1_PERCLK1_MASK | CCM_PCCR1_HCLK_EMI_MASK, - CCM_PCCR1); - spll_clk.disable(&spll_clk); - - /* This will propagate to all children and init all the clock rates */ - - clk_enable(&emi_clk); - clk_enable(&gpio_clk); - clk_enable(&iim_clk); - clk_enable(&gpt1_clk[0]); -#ifdef CONFIG_DEBUG_LL_CONSOLE - clk_enable(&uart1_clk[0]); -#endif - return 0; -} diff --git a/arch/arm/mach-mx2/cpu_imx27.c b/arch/arm/mach-mx2/cpu_imx27.c deleted file mode 100644 index d6b5c2e3377..00000000000 --- a/arch/arm/mach-mx2/cpu_imx27.c +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Copyright 2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -/* - * i.MX27 specific CPU detection code - */ - -#include <linux/io.h> -#include <linux/module.h> - -#include <asm/hardware.h> - -#include "crm_regs.h" - -static int cpu_silicon_rev = -1; -static int cpu_partnumber; - -static void query_silicon_parameter(void) -{ - u32 val; - /* - * now we have access to the IO registers. As we need - * the silicon revision very early we read it here to - * avoid any further hooks - */ - val = __raw_readl(IO_ADDRESS(SYSCTRL_BASE_ADDR) + SYS_CHIP_ID); - - cpu_silicon_rev = (int)(val >> 28); - cpu_partnumber = (int)((val >> 12) & 0xFFFF); -} - -/* - * Returns: - * the silicon revision of the cpu - * -EINVAL - not a mx27 - */ -int mx27_revision(void) -{ - if (cpu_silicon_rev == -1) - query_silicon_parameter(); - - if (cpu_partnumber != 0x8821) - return -EINVAL; - - return cpu_silicon_rev; -} -EXPORT_SYMBOL(mx27_revision); diff --git a/arch/arm/mach-mx2/crm_regs.h b/arch/arm/mach-mx2/crm_regs.h deleted file mode 100644 index a40a9b950ce..00000000000 --- a/arch/arm/mach-mx2/crm_regs.h +++ /dev/null @@ -1,273 +0,0 @@ -/* - * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#ifndef __ARCH_ARM_MACH_MX2_CRM_REGS_H__ -#define __ARCH_ARM_MACH_MX2_CRM_REGS_H__ - -#include <asm/arch/hardware.h> - -/* Register offsets */ -#define CCM_CSCR (IO_ADDRESS(CCM_BASE_ADDR) + 0x0) -#define CCM_MPCTL0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x4) -#define CCM_MPCTL1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x8) -#define CCM_SPCTL0 (IO_ADDRESS(CCM_BASE_ADDR) + 0xC) -#define CCM_SPCTL1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x10) -#define CCM_OSC26MCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x14) -#define CCM_PCDR0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x18) -#define CCM_PCDR1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x1c) -#define CCM_PCCR0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x20) -#define CCM_PCCR1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x24) -#define CCM_CCSR (IO_ADDRESS(CCM_BASE_ADDR) + 0x28) -#define CCM_PMCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x2c) -#define CCM_PMCOUNT (IO_ADDRESS(CCM_BASE_ADDR) + 0x30) -#define CCM_WKGDCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x34) - -#define CCM_CSCR_USB_OFFSET 28 -#define CCM_CSCR_USB_MASK (0x7 << 28) -#define CCM_CSCR_SD_OFFSET 24 -#define CCM_CSCR_SD_MASK (0x3 << 24) -#define CCM_CSCR_SSI2 (1 << 23) -#define CCM_CSCR_SSI2_OFFSET 23 -#define CCM_CSCR_SSI1 (1 << 22) -#define CCM_CSCR_SSI1_OFFSET 22 -#define CCM_CSCR_VPU (1 << 21) -#define CCM_CSCR_VPU_OFFSET 21 -#define CCM_CSCR_MSHC (1 << 20) -#define CCM_CSCR_SPLLRES (1 << 19) -#define CCM_CSCR_MPLLRES (1 << 18) -#define CCM_CSCR_SP (1 << 17) -#define CCM_CSCR_MCU (1 << 16) -/* CCM_CSCR_ARM_xxx just be avaliable on i.MX27 TO2*/ -#define CCM_CSCR_ARM_SRC (1 << 15) -#define CCM_CSCR_ARM_OFFSET 12 -#define CCM_CSCR_ARM_MASK (0x3 << 12) -/* CCM_CSCR_ARM_xxx just be avaliable on i.MX27 TO2*/ -#define CCM_CSCR_PRESC_OFFSET 13 -#define CCM_CSCR_PRESC_MASK (0x7 << 13) -#define CCM_CSCR_BCLK_OFFSET 9 -#define CCM_CSCR_BCLK_MASK (0xf << 9) -#define CCM_CSCR_IPDIV_OFFSET 8 -#define CCM_CSCR_IPDIV (1 << 8) -/* CCM_CSCR_AHB_xxx just be avaliable on i.MX27 TO2*/ -#define CCM_CSCR_AHB_OFFSET 8 -#define CCM_CSCR_AHB_MASK (0x3 << 8) -/* CCM_CSCR_AHB_xxx just be avaliable on i.MX27 TO2*/ -#define CCM_CSCR_OSC26MDIV (1 << 4) -#define CCM_CSCR_OSC26M (1 << 3) -#define CCM_CSCR_FPM (1 << 2) -#define CCM_CSCR_SPEN (1 << 1) -#define CCM_CSCR_MPEN 1 - -#define CCM_MPCTL0_CPLM (1 << 31) -#define CCM_MPCTL0_PD_OFFSET 26 -#define CCM_MPCTL0_PD_MASK (0xf << 26) -#define CCM_MPCTL0_MFD_OFFSET 16 -#define CCM_MPCTL0_MFD_MASK (0x3ff << 16) -#define CCM_MPCTL0_MFI_OFFSET 10 -#define CCM_MPCTL0_MFI_MASK (0xf << 10) -#define CCM_MPCTL0_MFN_OFFSET 0 -#define CCM_MPCTL0_MFN_MASK 0x3ff - -#define CCM_MPCTL1_LF (1 << 15) -#define CCM_MPCTL1_BRMO (1 << 6) - -#define CCM_SPCTL0_CPLM (1 << 31) -#define CCM_SPCTL0_PD_OFFSET 26 -#define CCM_SPCTL0_PD_MASK (0xf << 26) -#define CCM_SPCTL0_MFD_OFFSET 16 -#define CCM_SPCTL0_MFD_MASK (0x3ff << 16) -#define CCM_SPCTL0_MFI_OFFSET 10 -#define CCM_SPCTL0_MFI_MASK (0xf << 10) -#define CCM_SPCTL0_MFN_OFFSET 0 -#define CCM_SPCTL0_MFN_MASK 0x3ff - -#define CCM_SPCTL1_LF (1 << 15) -#define CCM_SPCTL1_BRMO (1 << 6) - -#define CCM_OSC26MCTL_PEAK_OFFSET 16 -#define CCM_OSC26MCTL_PEAK_MASK (0x3 << 16) -#define CCM_OSC26MCTL_AGC_OFFSET 8 -#define CCM_OSC26MCTL_AGC_MASK (0x3f << 8) -#define CCM_OSC26MCTL_ANATEST_OFFSET 0 -#define CCM_OSC26MCTL_ANATEST_MASK 0x3f - -#define CCM_PCDR0_SSI2BAUDDIV_OFFSET 26 -#define CCM_PCDR0_SSI2BAUDDIV_MASK (0x3f << 26) -#define CCM_PCDR0_CLKO_EN 25 -#define CCM_PCDR0_CLKODIV_OFFSET 22 -#define CCM_PCDR0_CLKODIV_MASK (0x7 << 22) -#define CCM_PCDR0_SSI1BAUDDIV_OFFSET 16 -#define CCM_PCDR0_SSI1BAUDDIV_MASK (0x3f << 16) -/*The difinition for i.MX27 TO2*/ -#define CCM_PCDR0_VPUDIV2_OFFSET 10 -#define CCM_PCDR0_VPUDIV2_MASK (0x3f << 10) -#define CCM_PCDR0_NFCDIV2_OFFSET 6 -#define CCM_PCDR0_NFCDIV2_MASK (0xf << 6) -#define CCM_PCDR0_MSHCDIV2_MASK 0x3f -/*The difinition for i.MX27 TO2*/ -#define CCM_PCDR0_NFCDIV_OFFSET 12 -#define CCM_PCDR0_NFCDIV_MASK (0xf << 12) -#define CCM_PCDR0_VPUDIV_OFFSET 8 -#define CCM_PCDR0_VPUDIV_MASK (0xf << 8) -#define CCM_PCDR0_MSHCDIV_OFFSET 0 -#define CCM_PCDR0_MSHCDIV_MASK 0x1f - -#define CCM_PCDR1_PERDIV4_OFFSET 24 -#define CCM_PCDR1_PERDIV4_MASK (0x3f << 24) -#define CCM_PCDR1_PERDIV3_OFFSET 16 -#define CCM_PCDR1_PERDIV3_MASK (0x3f << 16) -#define CCM_PCDR1_PERDIV2_OFFSET 8 -#define CCM_PCDR1_PERDIV2_MASK (0x3f << 8) -#define CCM_PCDR1_PERDIV1_OFFSET 0 -#define CCM_PCDR1_PERDIV1_MASK 0x3f - -#define CCM_PCCR0_CSPI1_OFFSET 31 -#define CCM_PCCR0_CSPI1_MASK (1 << 31) -#define CCM_PCCR0_CSPI2_OFFSET 30 -#define CCM_PCCR0_CSPI2_MASK (1 << 30) -#define CCM_PCCR0_CSPI3_OFFSET 29 -#define CCM_PCCR0_CSPI3_MASK (1 << 29) -#define CCM_PCCR0_DMA_OFFSET 28 -#define CCM_PCCR0_DMA_MASK (1 << 28) -#define CCM_PCCR0_EMMA_OFFSET 27 -#define CCM_PCCR0_EMMA_MASK (1 << 27) -#define CCM_PCCR0_FEC_OFFSET 26 -#define CCM_PCCR0_FEC_MASK (1 << 26) -#define CCM_PCCR0_GPIO_OFFSET 25 -#define CCM_PCCR0_GPIO_MASK (1 << 25) -#define CCM_PCCR0_GPT1_OFFSET 24 -#define CCM_PCCR0_GPT1_MASK (1 << 24) -#define CCM_PCCR0_GPT2_OFFSET 23 -#define CCM_PCCR0_GPT2_MASK (1 << 23) -#define CCM_PCCR0_GPT3_OFFSET 22 -#define CCM_PCCR0_GPT3_MASK (1 << 22) -#define CCM_PCCR0_GPT4_OFFSET 21 -#define CCM_PCCR0_GPT4_MASK (1 << 21) -#define CCM_PCCR0_GPT5_OFFSET 20 -#define CCM_PCCR0_GPT5_MASK (1 << 20) -#define CCM_PCCR0_GPT6_OFFSET 19 -#define CCM_PCCR0_GPT6_MASK (1 << 19) -#define CCM_PCCR0_I2C1_OFFSET 18 -#define CCM_PCCR0_I2C1_MASK (1 << 18) -#define CCM_PCCR0_I2C2_OFFSET 17 -#define CCM_PCCR0_I2C2_MASK (1 << 17) -#define CCM_PCCR0_IIM_OFFSET 16 -#define CCM_PCCR0_IIM_MASK (1 << 16) -#define CCM_PCCR0_KPP_OFFSET 15 -#define CCM_PCCR0_KPP_MASK (1 << 15) -#define CCM_PCCR0_LCDC_OFFSET 14 -#define CCM_PCCR0_LCDC_MASK (1 << 14) -#define CCM_PCCR0_MSHC_OFFSET 13 -#define CCM_PCCR0_MSHC_MASK (1 << 13) -#define CCM_PCCR0_OWIRE_OFFSET 12 -#define CCM_PCCR0_OWIRE_MASK (1 << 12) -#define CCM_PCCR0_PWM_OFFSET 11 -#define CCM_PCCR0_PWM_MASK (1 << 11) -#define CCM_PCCR0_RTC_OFFSET 9 -#define CCM_PCCR0_RTC_MASK (1 << 9) -#define CCM_PCCR0_RTIC_OFFSET 8 -#define CCM_PCCR0_RTIC_MASK (1 << 8) -#define CCM_PCCR0_SAHARA_OFFSET 7 -#define CCM_PCCR0_SAHARA_MASK (1 << 7) -#define CCM_PCCR0_SCC_OFFSET 6 -#define CCM_PCCR0_SCC_MASK (1 << 6) -#define CCM_PCCR0_SDHC1_OFFSET 5 -#define CCM_PCCR0_SDHC1_MASK (1 << 5) -#define CCM_PCCR0_SDHC2_OFFSET 4 -#define CCM_PCCR0_SDHC2_MASK (1 << 4) -#define CCM_PCCR0_SDHC3_OFFSET 3 -#define CCM_PCCR0_SDHC3_MASK (1 << 3) -#define CCM_PCCR0_SLCDC_OFFSET 2 -#define CCM_PCCR0_SLCDC_MASK (1 << 2) -#define CCM_PCCR0_SSI1_IPG_OFFSET 1 -#define CCM_PCCR0_SSI1_IPG_MASK (1 << 1) -#define CCM_PCCR0_SSI2_IPG_OFFSET 0 -#define CCM_PCCR0_SSI2_IPG_MASK (1 << 0) - -#define CCM_PCCR1_UART1_OFFSET 31 -#define CCM_PCCR1_UART1_MASK (1 << 31) -#define CCM_PCCR1_UART2_OFFSET 30 -#define CCM_PCCR1_UART2_MASK (1 << 30) -#define CCM_PCCR1_UART3_OFFSET 29 -#define CCM_PCCR1_UART3_MASK (1 << 29) -#define CCM_PCCR1_UART4_OFFSET 28 -#define CCM_PCCR1_UART4_MASK (1 << 28) -#define CCM_PCCR1_UART5_OFFSET 27 -#define CCM_PCCR1_UART5_MASK (1 << 27) -#define CCM_PCCR1_UART6_OFFSET 26 -#define CCM_PCCR1_UART6_MASK (1 << 26) -#define CCM_PCCR1_USBOTG_OFFSET 25 -#define CCM_PCCR1_USBOTG_MASK (1 << 25) -#define CCM_PCCR1_WDT_OFFSET 24 -#define CCM_PCCR1_WDT_MASK (1 << 24) -#define CCM_PCCR1_HCLK_ATA_OFFSET 23 -#define CCM_PCCR1_HCLK_ATA_MASK (1 << 23) -#define CCM_PCCR1_HCLK_BROM_OFFSET 22 -#define CCM_PCCR1_HCLK_BROM_MASK (1 << 22) -#define CCM_PCCR1_HCLK_CSI_OFFSET 21 -#define CCM_PCCR1_HCLK_CSI_MASK (1 << 21) -#define CCM_PCCR1_HCLK_DMA_OFFSET 20 -#define CCM_PCCR1_HCLK_DMA_MASK (1 << 20) -#define CCM_PCCR1_HCLK_EMI_OFFSET 19 -#define CCM_PCCR1_HCLK_EMI_MASK (1 << 19) -#define CCM_PCCR1_HCLK_EMMA_OFFSET 18 -#define CCM_PCCR1_HCLK_EMMA_MASK (1 << 18) -#define CCM_PCCR1_HCLK_FEC_OFFSET 17 -#define CCM_PCCR1_HCLK_FEC_MASK (1 << 17) -#define CCM_PCCR1_HCLK_VPU_OFFSET 16 -#define CCM_PCCR1_HCLK_VPU_MASK (1 << 16) -#define CCM_PCCR1_HCLK_LCDC_OFFSET 15 -#define CCM_PCCR1_HCLK_LCDC_MASK (1 << 15) -#define CCM_PCCR1_HCLK_RTIC_OFFSET 14 -#define CCM_PCCR1_HCLK_RTIC_MASK (1 << 14) -#define CCM_PCCR1_HCLK_SAHARA_OFFSET 13 -#define CCM_PCCR1_HCLK_SAHARA_MASK (1 << 13) -#define CCM_PCCR1_HCLK_SLCDC_OFFSET 12 -#define CCM_PCCR1_HCLK_SLCDC_MASK (1 << 12) -#define CCM_PCCR1_HCLK_USBOTG_OFFSET 11 -#define CCM_PCCR1_HCLK_USBOTG_MASK (1 << 11) -#define CCM_PCCR1_PERCLK1_OFFSET 10 -#define CCM_PCCR1_PERCLK1_MASK (1 << 10) -#define CCM_PCCR1_PERCLK2_OFFSET 9 -#define CCM_PCCR1_PERCLK2_MASK (1 << 9) -#define CCM_PCCR1_PERCLK3_OFFSET 8 -#define CCM_PCCR1_PERCLK3_MASK (1 << 8) -#define CCM_PCCR1_PERCLK4_OFFSET 7 -#define CCM_PCCR1_PERCLK4_MASK (1 << 7) -#define CCM_PCCR1_VPU_BAUD_OFFSET 6 -#define CCM_PCCR1_VPU_BAUD_MASK (1 << 6) -#define CCM_PCCR1_SSI1_BAUD_OFFSET 5 -#define CCM_PCCR1_SSI1_BAUD_MASK (1 << 5) -#define CCM_PCCR1_SSI2_BAUD_OFFSET 4 -#define CCM_PCCR1_SSI2_BAUD_MASK (1 << 4) -#define CCM_PCCR1_NFC_BAUD_OFFSET 3 -#define CCM_PCCR1_NFC_BAUD_MASK (1 << 3) -#define CCM_PCCR1_MSHC_BAUD_OFFSET 2 -#define CCM_PCCR1_MSHC_BAUD_MASK (1 << 2) - -#define CCM_CCSR_32KSR (1 << 15) -#define CCM_CCSR_CLKMODE1 (1 << 9) -#define CCM_CCSR_CLKMODE0 (1 << 8) -#define CCM_CCSR_CLKOSEL_OFFSET 0 -#define CCM_CCSR_CLKOSEL_MASK 0x1f - -#define SYS_FMCR 0x14 /* Functional Muxing Control Reg */ -#define SYS_CHIP_ID 0x00 /* The offset of CHIP ID register */ - -#endif /* __ARCH_ARM_MACH_MX2_CRM_REGS_H__ */ diff --git a/arch/arm/mach-mx2/devices.c b/arch/arm/mach-mx2/devices.c deleted file mode 100644 index a1f44c3c531..00000000000 --- a/arch/arm/mach-mx2/devices.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - * Author: MontaVista Software, Inc. - * <source@mvista.com> - * - * Based on the OMAP devices.c - * - * 2005 (c) MontaVista Software, Inc. 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. - * - * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/gpio.h> - -#include <asm/hardware.h> - -/* - * Resource definition for the MXC IrDA - */ -static struct resource mxc_irda_resources[] = { - [0] = { - .start = UART3_BASE_ADDR, - .end = UART3_BASE_ADDR + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = MXC_INT_UART3, - .end = MXC_INT_UART3, - .flags = IORESOURCE_IRQ, - }, -}; - -/* Platform Data for MXC IrDA */ -struct platform_device mxc_irda_device = { - .name = "mxc_irda", - .id = 0, - .num_resources = ARRAY_SIZE(mxc_irda_resources), - .resource = mxc_irda_resources, -}; - -/* - * General Purpose Timer - * - i.MX1: 2 timer (slighly different register handling) - * - i.MX21: 3 timer - * - i.MX27: 6 timer - */ - -/* We use gpt0 as system timer, so do not add a device for this one */ - -static struct resource timer1_resources[] = { - [0] = { - .start = GPT2_BASE_ADDR, - .end = GPT2_BASE_ADDR + 0x17, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = MXC_INT_GPT2, - .end = MXC_INT_GPT2, - .flags = IORESOURCE_IRQ, - } -}; - -struct platform_device mxc_gpt1 = { - .name = "imx_gpt", - .id = 1, - .num_resources = ARRAY_SIZE(timer1_resources), - .resource = timer1_resources -}; - -static struct resource timer2_resources[] = { - [0] = { - .start = GPT3_BASE_ADDR, - .end = GPT3_BASE_ADDR + 0x17, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = MXC_INT_GPT3, - .end = MXC_INT_GPT3, - .flags = IORESOURCE_IRQ, - } -}; - -struct platform_device mxc_gpt2 = { - .name = "imx_gpt", - .id = 2, - .num_resources = ARRAY_SIZE(timer2_resources), - .resource = timer2_resources -}; - -#ifdef CONFIG_MACH_MX27 -static struct resource timer3_resources[] = { - [0] = { - .start = GPT4_BASE_ADDR, - .end = GPT4_BASE_ADDR + 0x17, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = MXC_INT_GPT4, - .end = MXC_INT_GPT4, - .flags = IORESOURCE_IRQ, - } -}; - -struct platform_device mxc_gpt3 = { - .name = "imx_gpt", - .id = 3, - .num_resources = ARRAY_SIZE(timer3_resources), - .resource = timer3_resources -}; - -static struct resource timer4_resources[] = { - [0] = { - .start = GPT5_BASE_ADDR, - .end = GPT5_BASE_ADDR + 0x17, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = MXC_INT_GPT5, - .end = MXC_INT_GPT5, - .flags = IORESOURCE_IRQ, - } -}; - -struct platform_device mxc_gpt4 = { - .name = "imx_gpt", - .id = 4, - .num_resources = ARRAY_SIZE(timer4_resources), - .resource = timer4_resources -}; - -static struct resource timer5_resources[] = { - [0] = { - .start = GPT6_BASE_ADDR, - .end = GPT6_BASE_ADDR + 0x17, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = MXC_INT_GPT6, - .end = MXC_INT_GPT6, - .flags = IORESOURCE_IRQ, - } -}; - -struct platform_device mxc_gpt5 = { - .name = "imx_gpt", - .id = 5, - .num_resources = ARRAY_SIZE(timer5_resources), - .resource = timer5_resources -}; -#endif - -/* - * Watchdog: - * - i.MX1 - * - i.MX21 - * - i.MX27 - */ -static struct resource mxc_wdt_resources[] = { - { - .start = WDOG_BASE_ADDR, - .end = WDOG_BASE_ADDR + 0x30, - .flags = IORESOURCE_MEM, - }, -}; - -struct platform_device mxc_wdt = { - .name = "mxc_wdt", - .id = 0, - .num_resources = ARRAY_SIZE(mxc_wdt_resources), - .resource = mxc_wdt_resources, -}; - -/* GPIO port description */ -static struct mxc_gpio_port imx_gpio_ports[] = { - [0] = { - .chip.label = "gpio-0", - .irq = MXC_INT_GPIO, - .base = (void*)(AIPI_BASE_ADDR_VIRT + 0x15000 + 0x100 * 0), - .virtual_irq_start = MXC_MAX_INT_LINES, - }, - [1] = { - .chip.label = "gpio-1", - .base = (void*)(AIPI_BASE_ADDR_VIRT + 0x15000 + 0x100 * 1), - .virtual_irq_start = MXC_MAX_INT_LINES + 32, - }, - [2] = { - .chip.label = "gpio-2", - .base = (void*)(AIPI_BASE_ADDR_VIRT + 0x15000 + 0x100 * 2), - .virtual_irq_start = MXC_MAX_INT_LINES + 64, - }, - [3] = { - .chip.label = "gpio-3", - .base = (void*)(AIPI_BASE_ADDR_VIRT + 0x15000 + 0x100 * 3), - .virtual_irq_start = MXC_MAX_INT_LINES + 96, - }, - [4] = { - .chip.label = "gpio-4", - .base = (void*)(AIPI_BASE_ADDR_VIRT + 0x15000 + 0x100 * 4), - .virtual_irq_start = MXC_MAX_INT_LINES + 128, - }, - [5] = { - .chip.label = "gpio-5", - .base = (void*)(AIPI_BASE_ADDR_VIRT + 0x15000 + 0x100 * 5), - .virtual_irq_start = MXC_MAX_INT_LINES + 160, - } -}; - -int __init mxc_register_gpios(void) -{ - return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports)); -} diff --git a/arch/arm/mach-mx2/generic.c b/arch/arm/mach-mx2/generic.c deleted file mode 100644 index 07875cf00de..00000000000 --- a/arch/arm/mach-mx2/generic.c +++ /dev/null @@ -1,74 +0,0 @@ -/* - * generic.c - * - * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#include <linux/mm.h> -#include <linux/init.h> -#include <asm/hardware.h> -#include <asm/pgtable.h> -#include <asm/mach/map.h> - -/* MX27 memory map definition */ -static struct map_desc mxc_io_desc[] __initdata = { - /* - * this fixed mapping covers: - * - AIPI1 - * - AIPI2 - * - AITC - * - ROM Patch - * - and some reserved space - */ - { - .virtual = AIPI_BASE_ADDR_VIRT, - .pfn = __phys_to_pfn(AIPI_BASE_ADDR), - .length = AIPI_SIZE, - .type = MT_DEVICE - }, - /* - * this fixed mapping covers: - * - CSI - * - ATA - */ - { - .virtual = SAHB1_BASE_ADDR_VIRT, - .pfn = __phys_to_pfn(SAHB1_BASE_ADDR), - .length = SAHB1_SIZE, - .type = MT_DEVICE - }, - /* - * this fixed mapping covers: - * - EMI - */ - { - .virtual = X_MEMC_BASE_ADDR_VIRT, - .pfn = __phys_to_pfn(X_MEMC_BASE_ADDR), - .length = X_MEMC_SIZE, - .type = MT_DEVICE - } -}; - -/* - * Initialize the memory map. It is called during the - * system startup to create static physical to virtual - * memory map for the IO modules. - */ -void __init mxc_map_io(void) -{ - iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc)); -} diff --git a/arch/arm/mach-mx2/mx27ads.c b/arch/arm/mach-mx2/mx27ads.c deleted file mode 100644 index a9ff01fff13..00000000000 --- a/arch/arm/mach-mx2/mx27ads.c +++ /dev/null @@ -1,304 +0,0 @@ -/* - * Copyright (C) 2000 Deep Blue Solutions Ltd - * Copyright (C) 2002 Shane Nay (shane@minirl.com) - * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/platform_device.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/physmap.h> -#include <asm/arch/common.h> -#include <asm/hardware.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> -#include <asm/mach/map.h> -#include <asm/arch/gpio.h> -#include <asm/arch/imx-uart.h> -#include <asm/arch/iomux-mx1-mx2.h> -#include <asm/arch/board-mx27ads.h> - -/* ADS's NOR flash */ -static struct physmap_flash_data mx27ads_flash_data = { - .width = 2, -}; - -static struct resource mx27ads_flash_resource = { - .start = 0xc0000000, - .end = 0xc0000000 + 0x02000000 - 1, - .flags = IORESOURCE_MEM, - -}; - -static struct platform_device mx27ads_nor_mtd_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &mx27ads_flash_data, - }, - .num_resources = 1, - .resource = &mx27ads_flash_resource, -}; - -static int mxc_uart0_pins[] = { - PE12_PF_UART1_TXD, - PE13_PF_UART1_RXD, - PE14_PF_UART1_CTS, - PE15_PF_UART1_RTS -}; - -static int uart_mxc_port0_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart0_pins, - ARRAY_SIZE(mxc_uart0_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART0"); -} - -static int uart_mxc_port0_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart0_pins, - ARRAY_SIZE(mxc_uart0_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART0"); -} - -static int mxc_uart1_pins[] = { - PE3_PF_UART2_CTS, - PE4_PF_UART2_RTS, - PE6_PF_UART2_TXD, - PE7_PF_UART2_RXD -}; - -static int uart_mxc_port1_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart1_pins, - ARRAY_SIZE(mxc_uart1_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART1"); -} - -static int uart_mxc_port1_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart1_pins, - ARRAY_SIZE(mxc_uart1_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART1"); -} - -static int mxc_uart2_pins[] = { - PE8_PF_UART3_TXD, - PE9_PF_UART3_RXD, - PE10_PF_UART3_CTS, - PE11_PF_UART3_RTS -}; - -static int uart_mxc_port2_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart2_pins, - ARRAY_SIZE(mxc_uart2_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART2"); -} - -static int uart_mxc_port2_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart2_pins, - ARRAY_SIZE(mxc_uart2_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART2"); -} - -static int mxc_uart3_pins[] = { - PB26_AF_UART4_RTS, - PB28_AF_UART4_TXD, - PB29_AF_UART4_CTS, - PB31_AF_UART4_RXD -}; - -static int uart_mxc_port3_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart3_pins, - ARRAY_SIZE(mxc_uart3_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART3"); -} - -static int uart_mxc_port3_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart3_pins, - ARRAY_SIZE(mxc_uart3_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART3"); -} - -static int mxc_uart4_pins[] = { - PB18_AF_UART5_TXD, - PB19_AF_UART5_RXD, - PB20_AF_UART5_CTS, - PB21_AF_UART5_RTS -}; - -static int uart_mxc_port4_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart4_pins, - ARRAY_SIZE(mxc_uart4_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART4"); -} - -static int uart_mxc_port4_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart4_pins, - ARRAY_SIZE(mxc_uart4_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART4"); -} - -static int mxc_uart5_pins[] = { - PB10_AF_UART6_TXD, - PB12_AF_UART6_CTS, - PB11_AF_UART6_RXD, - PB13_AF_UART6_RTS -}; - -static int uart_mxc_port5_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart5_pins, - ARRAY_SIZE(mxc_uart5_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART5"); -} - -static int uart_mxc_port5_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart5_pins, - ARRAY_SIZE(mxc_uart5_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART5"); -} - -static struct platform_device *platform_devices[] __initdata = { - &mx27ads_nor_mtd_device, -}; - -static int mxc_fec_pins[] = { - PD0_AIN_FEC_TXD0, - PD1_AIN_FEC_TXD1, - PD2_AIN_FEC_TXD2, - PD3_AIN_FEC_TXD3, - PD4_AOUT_FEC_RX_ER, - PD5_AOUT_FEC_RXD1, - PD6_AOUT_FEC_RXD2, - PD7_AOUT_FEC_RXD3, - PD8_AF_FEC_MDIO, - PD9_AIN_FEC_MDC, - PD10_AOUT_FEC_CRS, - PD11_AOUT_FEC_TX_CLK, - PD12_AOUT_FEC_RXD0, - PD13_AOUT_FEC_RX_DV, - PD14_AOUT_FEC_CLR, - PD15_AOUT_FEC_COL, - PD16_AIN_FEC_TX_ER, - PF23_AIN_FEC_TX_EN -}; - -static void gpio_fec_active(void) -{ - mxc_gpio_setup_multiple_pins(mxc_fec_pins, - ARRAY_SIZE(mxc_fec_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "FEC"); -} - -static void gpio_fec_inactive(void) -{ - mxc_gpio_setup_multiple_pins(mxc_fec_pins, - ARRAY_SIZE(mxc_fec_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "FEC"); -} - -static struct imxuart_platform_data uart_pdata[] = { - { - .init = uart_mxc_port0_init, - .exit = uart_mxc_port0_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, { - .init = uart_mxc_port1_init, - .exit = uart_mxc_port1_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, { - .init = uart_mxc_port2_init, - .exit = uart_mxc_port2_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, { - .init = uart_mxc_port3_init, - .exit = uart_mxc_port3_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, { - .init = uart_mxc_port4_init, - .exit = uart_mxc_port4_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, { - .init = uart_mxc_port5_init, - .exit = uart_mxc_port5_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, -}; - -static void __init mx27ads_board_init(void) -{ - int i; - - gpio_fec_active(); - - for (i = 0; i < 6; i++) - imx_init_uart(i, &uart_pdata[i]); - - platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); -} - -static void __init mx27ads_timer_init(void) -{ - unsigned long fref = 26000000; - - if ((__raw_readw(PBC_VERSION_REG) & CKIH_27MHZ_BIT_SET) == 0) - fref = 27000000; - - mxc_clocks_init(fref); - mxc_timer_init("gpt_clk.0"); -} - -struct sys_timer mx27ads_timer = { - .init = mx27ads_timer_init, -}; - -static struct map_desc mx27ads_io_desc[] __initdata = { - { - .virtual = PBC_BASE_ADDRESS, - .pfn = __phys_to_pfn(CS4_BASE_ADDR), - .length = SZ_1M, - .type = MT_DEVICE, - }, -}; - -void __init mx27ads_map_io(void) -{ - mxc_map_io(); - iotable_init(mx27ads_io_desc, ARRAY_SIZE(mx27ads_io_desc)); -} - -MACHINE_START(MX27ADS, "Freescale i.MX27ADS") - /* maintainer: Freescale Semiconductor, Inc. */ - .phys_io = AIPI_BASE_ADDR, - .io_pg_offst = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, - .boot_params = PHYS_OFFSET + 0x100, - .map_io = mx27ads_map_io, - .init_irq = mxc_init_irq, - .init_machine = mx27ads_board_init, - .timer = &mx27ads_timer, -MACHINE_END - diff --git a/arch/arm/mach-mx2/pcm038.c b/arch/arm/mach-mx2/pcm038.c deleted file mode 100644 index a9a28f58e71..00000000000 --- a/arch/arm/mach-mx2/pcm038.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix - * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#include <linux/platform_device.h> -#include <linux/mtd/physmap.h> -#include <asm/mach/arch.h> -#include <asm/mach-types.h> -#include <asm/arch/common.h> -#include <asm/hardware.h> -#include <asm/arch/iomux-mx1-mx2.h> -#include <asm/mach/time.h> -#include <asm/arch/imx-uart.h> -#include <asm/arch/board-pcm038.h> - -/* - * Phytec's phyCORE-i.MX27 comes with 32MiB flash, - * 16 bit width - */ -static struct physmap_flash_data pcm038_flash_data = { - .width = 2, -}; - -static struct resource pcm038_flash_resource = { - .start = 0xc0000000, - .end = 0xc1ffffff, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device pcm038_nor_mtd_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &pcm038_flash_data, - }, - .num_resources = 1, - .resource = &pcm038_flash_resource, -}; - -static int mxc_uart0_pins[] = { - PE12_PF_UART1_TXD, - PE13_PF_UART1_RXD, - PE14_PF_UART1_CTS, - PE15_PF_UART1_RTS -}; - -static int uart_mxc_port0_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart0_pins, - ARRAY_SIZE(mxc_uart0_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART0"); -} - -static int uart_mxc_port0_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart0_pins, - ARRAY_SIZE(mxc_uart0_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART0"); -} - -static int mxc_uart1_pins[] = { - PE3_PF_UART2_CTS, - PE4_PF_UART2_RTS, - PE6_PF_UART2_TXD, - PE7_PF_UART2_RXD -}; - -static int uart_mxc_port1_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart1_pins, - ARRAY_SIZE(mxc_uart1_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART1"); -} - -static int uart_mxc_port1_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart1_pins, - ARRAY_SIZE(mxc_uart1_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART1"); -} - -static int mxc_uart2_pins[] = { PE10_PF_UART3_CTS, - PE9_PF_UART3_RXD, - PE10_PF_UART3_CTS, - PE9_PF_UART3_RXD }; - -static int uart_mxc_port2_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart2_pins, - ARRAY_SIZE(mxc_uart2_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "UART2"); -} - -static int uart_mxc_port2_exit(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart2_pins, - ARRAY_SIZE(mxc_uart2_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "UART2"); -} - -static struct imxuart_platform_data uart_pdata[] = { - { - .init = uart_mxc_port0_init, - .exit = uart_mxc_port0_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, { - .init = uart_mxc_port1_init, - .exit = uart_mxc_port1_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, { - .init = uart_mxc_port2_init, - .exit = uart_mxc_port2_exit, - .flags = IMXUART_HAVE_RTSCTS, - }, -}; - -static int mxc_fec_pins[] = { - PD0_AIN_FEC_TXD0, - PD1_AIN_FEC_TXD1, - PD2_AIN_FEC_TXD2, - PD3_AIN_FEC_TXD3, - PD4_AOUT_FEC_RX_ER, - PD5_AOUT_FEC_RXD1, - PD6_AOUT_FEC_RXD2, - PD7_AOUT_FEC_RXD3, - PD8_AF_FEC_MDIO, - PD9_AIN_FEC_MDC, - PD10_AOUT_FEC_CRS, - PD11_AOUT_FEC_TX_CLK, - PD12_AOUT_FEC_RXD0, - PD13_AOUT_FEC_RX_DV, - PD14_AOUT_FEC_CLR, - PD15_AOUT_FEC_COL, - PD16_AIN_FEC_TX_ER, - PF23_AIN_FEC_TX_EN -}; - -static void gpio_fec_active(void) -{ - mxc_gpio_setup_multiple_pins(mxc_fec_pins, - ARRAY_SIZE(mxc_fec_pins), - MXC_GPIO_ALLOC_MODE_NORMAL, "FEC"); -} - -static void gpio_fec_inactive(void) -{ - mxc_gpio_setup_multiple_pins(mxc_fec_pins, - ARRAY_SIZE(mxc_fec_pins), - MXC_GPIO_ALLOC_MODE_RELEASE, "FEC"); -} - -static struct platform_device *platform_devices[] __initdata = { - &pcm038_nor_mtd_device, -}; - -static void __init pcm038_init(void) -{ - int i; - gpio_fec_active(); - - for (i = 0; i < 3; i++) - imx_init_uart(i, &uart_pdata[i]); - - platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); - -#ifdef CONFIG_MACH_PCM970_BASEBOARD - pcm970_baseboard_init(); -#endif -} - -static void __init pcm038_timer_init(void) -{ - mxc_clocks_init(26000000); - mxc_timer_init("gpt_clk.0"); -} - -struct sys_timer pcm038_timer = { - .init = pcm038_timer_init, -}; - -MACHINE_START(PCM038, "phyCORE-i.MX27") - .phys_io = AIPI_BASE_ADDR, - .io_pg_offst = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, - .boot_params = PHYS_OFFSET + 0x100, - .map_io = mxc_map_io, - .init_irq = mxc_init_irq, - .init_machine = pcm038_init, - .timer = &pcm038_timer, -MACHINE_END diff --git a/arch/arm/mach-mx2/pcm970-baseboard.c b/arch/arm/mach-mx2/pcm970-baseboard.c deleted file mode 100644 index 028ac4d3368..00000000000 --- a/arch/arm/mach-mx2/pcm970-baseboard.c +++ /dev/null @@ -1,32 +0,0 @@ -/* - * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#include <linux/platform_device.h> -#include <asm/hardware.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -/* - * system init for baseboard usage. Will be called by pcm038 init. - * - * Add platform devices present on this baseboard and init - * them from CPU side as far as required to use them later on - */ -void __init pcm970_baseboard_init(void) -{ -} diff --git a/arch/arm/mach-mx2/serial.c b/arch/arm/mach-mx2/serial.c deleted file mode 100644 index 570c02b8e5d..00000000000 --- a/arch/arm/mach-mx2/serial.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/serial.h> -#include <asm/hardware.h> -#include <asm/arch/imx-uart.h> - -static struct resource uart0[] = { - { - .start = UART1_BASE_ADDR, - .end = UART1_BASE_ADDR + 0x0B5, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_UART1, - .end = MXC_INT_UART1, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mxc_uart_device0 = { - .name = "imx-uart", - .id = 0, - .resource = uart0, - .num_resources = ARRAY_SIZE(uart0), -}; - -static struct resource uart1[] = { - { - .start = UART2_BASE_ADDR, - .end = UART2_BASE_ADDR + 0x0B5, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_UART2, - .end = MXC_INT_UART2, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mxc_uart_device1 = { - .name = "imx-uart", - .id = 1, - .resource = uart1, - .num_resources = ARRAY_SIZE(uart1), -}; - -static struct resource uart2[] = { - { - .start = UART3_BASE_ADDR, - .end = UART3_BASE_ADDR + 0x0B5, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_UART3, - .end = MXC_INT_UART3, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mxc_uart_device2 = { - .name = "imx-uart", - .id = 2, - .resource = uart2, - .num_resources = ARRAY_SIZE(uart2), -}; - -static struct resource uart3[] = { - { - .start = UART4_BASE_ADDR, - .end = UART4_BASE_ADDR + 0x0B5, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_UART4, - .end = MXC_INT_UART4, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mxc_uart_device3 = { - .name = "imx-uart", - .id = 3, - .resource = uart3, - .num_resources = ARRAY_SIZE(uart3), -}; - -static struct resource uart4[] = { - { - .start = UART5_BASE_ADDR, - .end = UART5_BASE_ADDR + 0x0B5, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_UART5, - .end = MXC_INT_UART5, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mxc_uart_device4 = { - .name = "imx-uart", - .id = 4, - .resource = uart4, - .num_resources = ARRAY_SIZE(uart4), -}; - -static struct resource uart5[] = { - { - .start = UART6_BASE_ADDR, - .end = UART6_BASE_ADDR + 0x0B5, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_UART6, - .end = MXC_INT_UART6, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mxc_uart_device5 = { - .name = "imx-uart", - .id = 5, - .resource = uart5, - .num_resources = ARRAY_SIZE(uart5), -}; - -/* - * Register only those UARTs that physically exists - */ -int __init imx_init_uart(int uart_no, struct imxuart_platform_data *pdata) -{ - switch (uart_no) { - case 0: - mxc_uart_device0.dev.platform_data = pdata; - platform_device_register(&mxc_uart_device0); - break; - case 1: - mxc_uart_device1.dev.platform_data = pdata; - platform_device_register(&mxc_uart_device1); - break; -#ifndef CONFIG_MXC_IRDA - case 2: - mxc_uart_device2.dev.platform_data = pdata; - platform_device_register(&mxc_uart_device2); - break; -#endif - case 3: - mxc_uart_device3.dev.platform_data = pdata; - platform_device_register(&mxc_uart_device3); - break; - case 4: - mxc_uart_device4.dev.platform_data = pdata; - platform_device_register(&mxc_uart_device4); - break; - case 5: - mxc_uart_device5.dev.platform_data = pdata; - platform_device_register(&mxc_uart_device5); - break; - default: - return -ENODEV; - } - - return 0; -} diff --git a/arch/arm/mach-mx2/system.c b/arch/arm/mach-mx2/system.c deleted file mode 100644 index 99304645299..00000000000 --- a/arch/arm/mach-mx2/system.c +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Copyright (C) 1999 ARM Limited - * Copyright (C) 2000 Deep Blue Solutions Ltd - * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/kernel.h> -#include <linux/clk.h> -#include <linux/io.h> - -#include <asm/arch/hardware.h> -#include <asm/proc-fns.h> -#include <asm/system.h> - -/* - * Put the CPU into idle mode. It is called by default_idle() - * in process.c file. - */ -void arch_idle(void) -{ - /* - * This should do all the clock switching - * and wait for interrupt tricks. - */ - cpu_do_idle(); -} - -#define WDOG_WCR_REG IO_ADDRESS(WDOG_BASE_ADDR) -#define WDOG_WCR_SRS (1 << 4) - -/* - * Reset the system. It is called by machine_restart(). - */ -void arch_reset(char mode) -{ - struct clk *clk; - - clk = clk_get(NULL, "wdog_clk"); - if (!clk) { - printk(KERN_ERR"Cannot activate the watchdog. Giving up\n"); - return; - } - - clk_enable(clk); - - /* Assert SRS signal */ - __raw_writew(__raw_readw(WDOG_WCR_REG) & ~WDOG_WCR_SRS, WDOG_WCR_REG); -} |