From 32dc80c9cb13a7ce686bcc26efcf39e35719b466 Mon Sep 17 00:00:00 2001 From: Juergen Beisert Date: Sat, 5 Jul 2008 10:02:56 +0200 Subject: [PATCH] i.MX2 family: Add basic mach support (headers) This patch adds basic mach support for the mx2 processor family, based on the original freescale code and adapted to mainline kernel coding style. Signed-off-by: Juergen Beisert --- arch/arm/mach-mx2/crm_regs.h | 273 ++++++++++++++++++++++++++++ include/asm-arm/arch-mxc/hardware.h | 3 + include/asm-arm/arch-mxc/iim.h | 77 ++++++++ 3 files changed, 353 insertions(+) create mode 100644 arch/arm/mach-mx2/crm_regs.h create mode 100644 include/asm-arm/arch-mxc/iim.h diff --git a/arch/arm/mach-mx2/crm_regs.h b/arch/arm/mach-mx2/crm_regs.h new file mode 100644 index 0000000000..a40a9b950c --- /dev/null +++ b/arch/arm/mach-mx2/crm_regs.h @@ -0,0 +1,273 @@ +/* + * 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 + +/* 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/include/asm-arm/arch-mxc/hardware.h b/include/asm-arm/arch-mxc/hardware.h index 4ed2d8072d..f841127ef7 100644 --- a/include/asm-arm/arch-mxc/hardware.h +++ b/include/asm-arm/arch-mxc/hardware.h @@ -26,6 +26,9 @@ # include #endif +#ifdef CONFIG_ARCH_MX2 +#endif + #include #endif /* __ASM_ARCH_MXC_HARDWARE_H__ */ diff --git a/include/asm-arm/arch-mxc/iim.h b/include/asm-arm/arch-mxc/iim.h new file mode 100644 index 0000000000..315bffadaf --- /dev/null +++ b/include/asm-arm/arch-mxc/iim.h @@ -0,0 +1,77 @@ +/* + * 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 __ASM_ARCH_MXC_IIM_H__ +#define __ASM_ARCH_MXC_IIM_H__ + +/* Register offsets */ +#define MXC_IIMSTAT 0x0000 +#define MXC_IIMSTATM 0x0004 +#define MXC_IIMERR 0x0008 +#define MXC_IIMEMASK 0x000C +#define MXC_IIMFCTL 0x0010 +#define MXC_IIMUA 0x0014 +#define MXC_IIMLA 0x0018 +#define MXC_IIMSDAT 0x001C +#define MXC_IIMPREV 0x0020 +#define MXC_IIMSREV 0x0024 +#define MXC_IIMPRG_P 0x0028 +#define MXC_IIMSCS0 0x002C +#define MXC_IIMSCS1 0x0030 +#define MXC_IIMSCS2 0x0034 +#define MXC_IIMSCS3 0x0038 +#define MXC_IIMFBAC0 0x0800 +#define MXC_IIMJAC 0x0804 +#define MXC_IIMHWV1 0x0808 +#define MXC_IIMHWV2 0x080C +#define MXC_IIMHAB0 0x0810 +#define MXC_IIMHAB1 0x0814 +/* Definitions for i.MX27 TO2 */ +#define MXC_IIMMAC 0x0814 +#define MXC_IIMPREV_FUSE 0x0818 +#define MXC_IIMSREV_FUSE 0x081C +#define MXC_IIMSJC_CHALL_0 0x0820 +#define MXC_IIMSJC_CHALL_7 0x083C +#define MXC_IIMFB0UC17 0x0840 +#define MXC_IIMFB0UC255 0x0BFC +#define MXC_IIMFBAC1 0x0C00 +/* Definitions for i.MX27 TO2 */ +#define MXC_IIMSUID 0x0C04 +#define MXC_IIMKEY0 0x0C04 +#define MXC_IIMKEY20 0x0C54 +#define MXC_IIMSJC_RESP_0 0x0C58 +#define MXC_IIMSJC_RESP_7 0x0C74 +#define MXC_IIMFB1UC30 0x0C78 +#define MXC_IIMFB1UC255 0x0FFC + +/* Bit definitions */ + +#define MXC_IIMHWV1_WLOCK (0x1 << 7) +#define MXC_IIMHWV1_MCU_ENDIAN (0x1 << 6) +#define MXC_IIMHWV1_DSP_ENDIAN (0x1 << 5) +#define MXC_IIMHWV1_BOOT_INT (0x1 << 4) +#define MXC_IIMHWV1_SCC_DISABLE (0x1 << 3) +#define MXC_IIMHWV1_HANTRO_DISABLE (0x1 << 2) +#define MXC_IIMHWV1_MEMSTICK_DIS (0x1 << 1) + +#define MXC_IIMHWV2_WLOCK (0x1 << 7) +#define MXC_IIMHWV2_BP_SDMA (0x1 << 6) +#define MXC_IIMHWV2_SCM_DCM (0x1 << 5) + +#endif /* __ASM_ARCH_MXC_IIM_H__ */ -- 2.39.2